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Commit 8b643e22 authored by HuangBingGui's avatar HuangBingGui
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/**
* Copyright &copy; 2012-2016 <a href="https://github.com/HuangBingGui/jeespring">jeespring</a> All rights reserved.
*/
package com.jeespring.common.utils;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.RandomAccessFile;
import java.util.Enumeration;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipFile;
import org.apache.tools.zip.ZipOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.collect.Lists;
/**
* 文件操作工具类
* 实现文件的创建、删除、复制、压缩、解压以及目录的创建、删除、复制、压缩解压等功能
* @author 黄炳桂 516821420@qq.com
* @version 2015-3-16
*/
public class FileUtils extends org.apache.commons.io.FileUtils {
private static Logger logger = LoggerFactory.getLogger(FileUtils.class);
/**
* 复制单个文件,如果目标文件存在,则不覆盖
* @param srcFileName 待复制的文件名
* @param descFileName 目标文件名
* @return 如果复制成功,则返回true,否则返回false
*/
public static boolean copyFile(String srcFileName, String descFileName) {
return FileUtils.copyFileCover(srcFileName, descFileName, false);
}
/**
* 复制单个文件
* @param srcFileName 待复制的文件名
* @param descFileName 目标文件名
* @param coverlay 如果目标文件已存在,是否覆盖
* @return 如果复制成功,则返回true,否则返回false
*/
public static boolean copyFileCover(String srcFileName,
String descFileName, boolean coverlay) {
File srcFile = new File(srcFileName);
// 判断源文件是否存在
if (!srcFile.exists()) {
logger.debug("复制文件失败,源文件 " + srcFileName + " 不存在!");
return false;
}
// 判断源文件是否是合法的文件
else if (!srcFile.isFile()) {
logger.debug("复制文件失败," + srcFileName + " 不是一个文件!");
return false;
}
File descFile = new File(descFileName);
// 判断目标文件是否存在
if (descFile.exists()) {
// 如果目标文件存在,并且允许覆盖
if (coverlay) {
logger.debug("目标文件已存在,准备删除!");
if (!FileUtils.delFile(descFileName)) {
logger.debug("删除目标文件 " + descFileName + " 失败!");
return false;
}
} else {
logger.debug("复制文件失败,目标文件 " + descFileName + " 已存在!");
return false;
}
} else {
if (!descFile.getParentFile().exists()) {
// 如果目标文件所在的目录不存在,则创建目录
logger.debug("目标文件所在的目录不存在,创建目录!");
// 创建目标文件所在的目录
if (!descFile.getParentFile().mkdirs()) {
logger.debug("创建目标文件所在的目录失败!");
return false;
}
}
}
// 准备复制文件
// 读取的位数
int readByte = 0;
InputStream ins = null;
OutputStream outs = null;
try {
// 打开源文件
ins = new FileInputStream(srcFile);
// 打开目标文件的输出流
outs = new FileOutputStream(descFile);
byte[] buf = new byte[1024];
// 一次读取1024个字节,当readByte为-1时表示文件已经读取完毕
while ((readByte = ins.read(buf)) != -1) {
// 将读取的字节流写入到输出流
outs.write(buf, 0, readByte);
}
logger.debug("复制单个文件 " + srcFileName + " 到" + descFileName
+ "成功!");
return true;
} catch (Exception e) {
logger.debug("复制文件失败:" + e.getMessage());
return false;
} finally {
// 关闭输入输出流,首先关闭输出流,然后再关闭输入流
if (outs != null) {
try {
outs.close();
} catch (IOException oute) {
oute.printStackTrace();
}
}
if (ins != null) {
try {
ins.close();
} catch (IOException ine) {
ine.printStackTrace();
}
}
}
}
/**
* 复制整个目录的内容,如果目标目录存在,则不覆盖
* @param srcDirName 源目录名
* @param descDirName 目标目录名
* @return 如果复制成功返回true,否则返回false
*/
public static boolean copyDirectory(String srcDirName, String descDirName) {
return FileUtils.copyDirectoryCover(srcDirName, descDirName,
false);
}
/**
* 复制整个目录的内容
* @param srcDirName 源目录名
* @param descDirName 目标目录名
* @param coverlay 如果目标目录存在,是否覆盖
* @return 如果复制成功返回true,否则返回false
*/
public static boolean copyDirectoryCover(String srcDirName,
String descDirName, boolean coverlay) {
File srcDir = new File(srcDirName);
// 判断源目录是否存在
if (!srcDir.exists()) {
logger.debug("复制目录失败,源目录 " + srcDirName + " 不存在!");
return false;
}
// 判断源目录是否是目录
else if (!srcDir.isDirectory()) {
logger.debug("复制目录失败," + srcDirName + " 不是一个目录!");
return false;
}
// 如果目标文件夹名不以文件分隔符结尾,自动添加文件分隔符
String descDirNames = descDirName;
if (!descDirNames.endsWith(File.separator)) {
descDirNames = descDirNames + File.separator;
}
File descDir = new File(descDirNames);
// 如果目标文件夹存在
if (descDir.exists()) {
if (coverlay) {
// 允许覆盖目标目录
logger.debug("目标目录已存在,准备删除!");
if (!FileUtils.delFile(descDirNames)) {
logger.debug("删除目录 " + descDirNames + " 失败!");
return false;
}
} else {
logger.debug("目标目录复制失败,目标目录 " + descDirNames + " 已存在!");
return false;
}
} else {
// 创建目标目录
logger.debug("目标目录不存在,准备创建!");
if (!descDir.mkdirs()) {
logger.debug("创建目标目录失败!");
return false;
}
}
boolean flag = true;
// 列出源目录下的所有文件名和子目录名
File[] files = srcDir.listFiles();
for (int i = 0; i < files.length; i++) {
// 如果是一个单个文件,则直接复制
if (files[i].isFile()) {
flag = FileUtils.copyFile(files[i].getAbsolutePath(),
descDirName + files[i].getName());
// 如果拷贝文件失败,则退出循环
if (!flag) {
break;
}
}
// 如果是子目录,则继续复制目录
if (files[i].isDirectory()) {
flag = FileUtils.copyDirectory(files[i]
.getAbsolutePath(), descDirName + files[i].getName());
// 如果拷贝目录失败,则退出循环
if (!flag) {
break;
}
}
}
if (!flag) {
logger.debug("复制目录 " + srcDirName + " 到 " + descDirName + " 失败!");
return false;
}
logger.debug("复制目录 " + srcDirName + " 到 " + descDirName + " 成功!");
return true;
}
/**
*
* 删除文件,可以删除单个文件或文件夹
*
* @param fileName 被删除的文件名
* @return 如果删除成功,则返回true,否是返回false
*/
public static boolean delFile(String fileName) {
File file = new File(fileName);
if (!file.exists()) {
logger.debug(fileName + " 文件不存在!");
return true;
} else {
if (file.isFile()) {
return FileUtils.deleteFile(fileName);
} else {
return FileUtils.deleteDirectory(fileName);
}
}
}
/**
*
* 删除单个文件
*
* @param fileName 被删除的文件名
* @return 如果删除成功,则返回true,否则返回false
*/
public static boolean deleteFile(String fileName) {
File file = new File(fileName);
if (file.exists() && file.isFile()) {
if (file.delete()) {
logger.debug("删除文件 " + fileName + " 成功!");
return true;
} else {
logger.debug("删除文件 " + fileName + " 失败!");
return false;
}
} else {
logger.debug(fileName + " 文件不存在!");
return true;
}
}
/**
*
* 删除目录及目录下的文件
*
* @param dirName 被删除的目录所在的文件路径
* @return 如果目录删除成功,则返回true,否则返回false
*/
public static boolean deleteDirectory(String dirName) {
String dirNames = dirName;
if (!dirNames.endsWith(File.separator)) {
dirNames = dirNames + File.separator;
}
File dirFile = new File(dirNames);
if (!dirFile.exists() || !dirFile.isDirectory()) {
logger.debug(dirNames + " 目录不存在!");
return true;
}
boolean flag = true;
// 列出全部文件及子目录
File[] files = dirFile.listFiles();
for (int i = 0; i < files.length; i++) {
// 删除子文件
if (files[i].isFile()) {
flag = FileUtils.deleteFile(files[i].getAbsolutePath());
// 如果删除文件失败,则退出循环
if (!flag) {
break;
}
}
// 删除子目录
else if (files[i].isDirectory()) {
flag = FileUtils.deleteDirectory(files[i]
.getAbsolutePath());
// 如果删除子目录失败,则退出循环
if (!flag) {
break;
}
}
}
if (!flag) {
logger.debug("删除目录失败!");
return false;
}
// 删除当前目录
if (dirFile.delete()) {
logger.debug("删除目录 " + dirName + " 成功!");
return true;
} else {
logger.debug("删除目录 " + dirName + " 失败!");
return false;
}
}
/**
* 创建单个文件
* @param descFileName 文件名,包含路径
* @return 如果创建成功,则返回true,否则返回false
*/
public static boolean createFile(String descFileName) {
File file = new File(descFileName);
if (file.exists()) {
logger.debug("文件 " + descFileName + " 已存在!");
return false;
}
if (descFileName.endsWith(File.separator)) {
logger.debug(descFileName + " 为目录,不能创建目录!");
return false;
}
if (!file.getParentFile().exists()) {
// 如果文件所在的目录不存在,则创建目录
if (!file.getParentFile().mkdirs()) {
logger.debug("创建文件所在的目录失败!");
return false;
}
}
// 创建文件
try {
if (file.createNewFile()) {
logger.debug(descFileName + " 文件创建成功!");
return true;
} else {
logger.debug(descFileName + " 文件创建失败!");
return false;
}
} catch (Exception e) {
e.printStackTrace();
logger.debug(descFileName + " 文件创建失败!");
return false;
}
}
/**
* 创建目录
* @param descDirName 目录名,包含路径
* @return 如果创建成功,则返回true,否则返回false
*/
public static boolean createDirectory(String descDirName) {
String descDirNames = descDirName;
if (!descDirNames.endsWith(File.separator)) {
descDirNames = descDirNames + File.separator;
}
File descDir = new File(descDirNames);
if (descDir.exists()) {
logger.debug("目录 " + descDirNames + " 已存在!");
return false;
}
// 创建目录
if (descDir.mkdirs()) {
logger.debug("目录 " + descDirNames + " 创建成功!");
return true;
} else {
logger.debug("目录 " + descDirNames + " 创建失败!");
return false;
}
}
/**
* 写入文件
* @param file 要写入的文件
*/
public static void writeToFile(String fileName, String content, boolean append) {
try {
FileUtils.write(new File(fileName), content, "utf-8", append);
logger.debug("文件 " + fileName + " 写入成功!");
} catch (IOException e) {
logger.debug("文件 " + fileName + " 写入失败! " + e.getMessage());
}
}
/**
* 写入文件
* @param file 要写入的文件
*/
public static void writeToFile(String fileName, String content, String encoding, boolean append) {
try {
FileUtils.write(new File(fileName), content, encoding, append);
logger.debug("文件 " + fileName + " 写入成功!");
} catch (IOException e) {
logger.debug("文件 " + fileName + " 写入失败! " + e.getMessage());
}
}
/**
* 压缩文件或目录
* @param srcDirName 压缩的根目录
* @param fileName 根目录下的待压缩的文件名或文件夹名,其中*或""表示跟目录下的全部文件
* @param descFileName 目标zip文件
*/
public static void zipFiles(String srcDirName, String fileName,
String descFileName) {
// 判断目录是否存在
if (srcDirName == null) {
logger.debug("文件压缩失败,目录 " + srcDirName + " 不存在!");
return;
}
File fileDir = new File(srcDirName);
if (!fileDir.exists() || !fileDir.isDirectory()) {
logger.debug("文件压缩失败,目录 " + srcDirName + " 不存在!");
return;
}
String dirPath = fileDir.getAbsolutePath();
File descFile = new File(descFileName);
try {
ZipOutputStream zouts = new ZipOutputStream(new FileOutputStream(
descFile));
if ("*".equals(fileName) || "".equals(fileName)) {
FileUtils.zipDirectoryToZipFile(dirPath, fileDir, zouts);
} else {
File file = new File(fileDir, fileName);
if (file.isFile()) {
FileUtils.zipFilesToZipFile(dirPath, file, zouts);
} else {
FileUtils
.zipDirectoryToZipFile(dirPath, file, zouts);
}
}
zouts.close();
logger.debug(descFileName + " 文件压缩成功!");
} catch (Exception e) {
logger.debug("文件压缩失败:" + e.getMessage());
e.printStackTrace();
}
}
/**
* 解压缩ZIP文件,将ZIP文件里的内容解压到descFileName目录下
* @param zipFileName 需要解压的ZIP文件
* @param descFileName 目标文件
*/
public static boolean unZipFiles(String zipFileName, String descFileName) {
String descFileNames = descFileName;
if (!descFileNames.endsWith(File.separator)) {
descFileNames = descFileNames + File.separator;
}
try {
// 根据ZIP文件创建ZipFile对象
ZipFile zipFile = new ZipFile(zipFileName);
ZipEntry entry = null;
String entryName = null;
String descFileDir = null;
byte[] buf = new byte[4096];
int readByte = 0;
// 获取ZIP文件里所有的entry
@SuppressWarnings("rawtypes")
Enumeration enums = zipFile.getEntries();
// 遍历所有entry
while (enums.hasMoreElements()) {
entry = (ZipEntry) enums.nextElement();
// 获得entry的名字
entryName = entry.getName();
descFileDir = descFileNames + entryName;
if (entry.isDirectory()) {
// 如果entry是一个目录,则创建目录
new File(descFileDir).mkdirs();
continue;
} else {
// 如果entry是一个文件,则创建父目录
new File(descFileDir).getParentFile().mkdirs();
}
File file = new File(descFileDir);
// 打开文件输出流
OutputStream os = new FileOutputStream(file);
// 从ZipFile对象中打开entry的输入流
InputStream is = zipFile.getInputStream(entry);
while ((readByte = is.read(buf)) != -1) {
os.write(buf, 0, readByte);
}
os.close();
is.close();
}
zipFile.close();
logger.debug("文件解压成功!");
return true;
} catch (Exception e) {
logger.debug("文件解压失败:" + e.getMessage());
return false;
}
}
/**
* 将目录压缩到ZIP输出流
* @param dirPath 目录路径
* @param fileDir 文件信息
* @param zouts 输出流
*/
public static void zipDirectoryToZipFile(String dirPath, File fileDir, ZipOutputStream zouts) {
if (fileDir.isDirectory()) {
File[] files = fileDir.listFiles();
// 空的文件夹
if (files.length == 0) {
// 目录信息
ZipEntry entry = new ZipEntry(getEntryName(dirPath, fileDir));
try {
zouts.putNextEntry(entry);
zouts.closeEntry();
} catch (Exception e) {
e.printStackTrace();
}
return;
}
for (int i = 0; i < files.length; i++) {
if (files[i].isFile()) {
// 如果是文件,则调用文件压缩方法
FileUtils
.zipFilesToZipFile(dirPath, files[i], zouts);
} else {
// 如果是目录,则递归调用
FileUtils.zipDirectoryToZipFile(dirPath, files[i],
zouts);
}
}
}
}
/**
* 将文件压缩到ZIP输出流
* @param dirPath 目录路径
* @param file 文件
* @param zouts 输出流
*/
public static void zipFilesToZipFile(String dirPath, File file, ZipOutputStream zouts) {
FileInputStream fin = null;
ZipEntry entry = null;
// 创建复制缓冲区
byte[] buf = new byte[4096];
int readByte = 0;
if (file.isFile()) {
try {
// 创建一个文件输入流
fin = new FileInputStream(file);
// 创建一个ZipEntry
entry = new ZipEntry(getEntryName(dirPath, file));
// 存储信息到压缩文件
zouts.putNextEntry(entry);
// 复制字节到压缩文件
while ((readByte = fin.read(buf)) != -1) {
zouts.write(buf, 0, readByte);
}
zouts.closeEntry();
fin.close();
System.out
.println("添加文件 " + file.getAbsolutePath() + " 到zip文件中!");
} catch (Exception e) {
e.printStackTrace();
}
}
}
/**
* 获取待压缩文件在ZIP文件中entry的名字,即相对于跟目录的相对路径名
* @param dirPat 目录名
* @param file entry文件名
* @return
*/
private static String getEntryName(String dirPath, File file) {
String dirPaths = dirPath;
if (!dirPaths.endsWith(File.separator)) {
dirPaths = dirPaths + File.separator;
}
String filePath = file.getAbsolutePath();
// 对于目录,必须在entry名字后面加上"/",表示它将以目录项存储
if (file.isDirectory()) {
filePath += "/";
}
int index = filePath.indexOf(dirPaths);
return filePath.substring(index + dirPaths.length());
}
/**
* 根据“文件名的后缀”获取文件内容类型(而非根据File.getContentType()读取的文件类型)
* @param returnFileName 带验证的文件名
* @return 返回文件类型
*/
public static String getContentType(String returnFileName) {
String contentType = "application/octet-stream";
if (returnFileName.lastIndexOf(".") < 0)
return contentType;
returnFileName = returnFileName.toLowerCase();
returnFileName = returnFileName.substring(returnFileName.lastIndexOf(".") + 1);
if (returnFileName.equals("html") || returnFileName.equals("htm") || returnFileName.equals("shtml")) {
contentType = "text/html";
} else if (returnFileName.equals("apk")) {
contentType = "application/vnd.android.package-archive";
} else if (returnFileName.equals("sis")) {
contentType = "application/vnd.symbian.install";
} else if (returnFileName.equals("sisx")) {
contentType = "application/vnd.symbian.install";
} else if (returnFileName.equals("exe")) {
contentType = "application/x-msdownload";
} else if (returnFileName.equals("msi")) {
contentType = "application/x-msdownload";
} else if (returnFileName.equals("css")) {
contentType = "text/css";
} else if (returnFileName.equals("xml")) {
contentType = "text/xml";
} else if (returnFileName.equals("gif")) {
contentType = "image/gif";
} else if (returnFileName.equals("jpeg") || returnFileName.equals("jpg")) {
contentType = "image/jpeg";
} else if (returnFileName.equals("js")) {
contentType = "application/x-javascript";
} else if (returnFileName.equals("atom")) {
contentType = "application/atom+xml";
} else if (returnFileName.equals("rss")) {
contentType = "application/rss+xml";
} else if (returnFileName.equals("mml")) {
contentType = "text/mathml";
} else if (returnFileName.equals("txt")) {
contentType = "text/plain";
} else if (returnFileName.equals("jad")) {
contentType = "text/vnd.sun.j2me.app-descriptor";
} else if (returnFileName.equals("wml")) {
contentType = "text/vnd.wap.wml";
} else if (returnFileName.equals("htc")) {
contentType = "text/x-component";
} else if (returnFileName.equals("png")) {
contentType = "image/png";
} else if (returnFileName.equals("tif") || returnFileName.equals("tiff")) {
contentType = "image/tiff";
} else if (returnFileName.equals("wbmp")) {
contentType = "image/vnd.wap.wbmp";
} else if (returnFileName.equals("ico")) {
contentType = "image/x-icon";
} else if (returnFileName.equals("jng")) {
contentType = "image/x-jng";
} else if (returnFileName.equals("bmp")) {
contentType = "image/x-ms-bmp";
} else if (returnFileName.equals("svg")) {
contentType = "image/svg+xml";
} else if (returnFileName.equals("jar") || returnFileName.equals("var")
|| returnFileName.equals("ear")) {
contentType = "application/java-archive";
} else if (returnFileName.equals("doc")) {
contentType = "application/msword";
} else if (returnFileName.equals("pdf")) {
contentType = "application/pdf";
} else if (returnFileName.equals("rtf")) {
contentType = "application/rtf";
} else if (returnFileName.equals("xls")) {
contentType = "application/vnd.ms-excel";
} else if (returnFileName.equals("ppt")) {
contentType = "application/vnd.ms-powerpoint";
} else if (returnFileName.equals("7z")) {
contentType = "application/x-7z-compressed";
} else if (returnFileName.equals("rar")) {
contentType = "application/x-rar-compressed";
} else if (returnFileName.equals("swf")) {
contentType = "application/x-shockwave-flash";
} else if (returnFileName.equals("rpm")) {
contentType = "application/x-redhat-package-manager";
} else if (returnFileName.equals("der") || returnFileName.equals("pem")
|| returnFileName.equals("crt")) {
contentType = "application/x-x509-ca-cert";
} else if (returnFileName.equals("xhtml")) {
contentType = "application/xhtml+xml";
} else if (returnFileName.equals("zip")) {
contentType = "application/zip";
} else if (returnFileName.equals("mid") || returnFileName.equals("midi")
|| returnFileName.equals("kar")) {
contentType = "audio/midi";
} else if (returnFileName.equals("mp3")) {
contentType = "audio/mpeg";
} else if (returnFileName.equals("ogg")) {
contentType = "audio/ogg";
} else if (returnFileName.equals("m4a")) {
contentType = "audio/x-m4a";
} else if (returnFileName.equals("ra")) {
contentType = "audio/x-realaudio";
} else if (returnFileName.equals("3gpp")
|| returnFileName.equals("3gp")) {
contentType = "video/3gpp";
} else if (returnFileName.equals("mp4")) {
contentType = "video/mp4";
} else if (returnFileName.equals("mpeg")
|| returnFileName.equals("mpg")) {
contentType = "video/mpeg";
} else if (returnFileName.equals("mov")) {
contentType = "video/quicktime";
} else if (returnFileName.equals("flv")) {
contentType = "video/x-flv";
} else if (returnFileName.equals("m4v")) {
contentType = "video/x-m4v";
} else if (returnFileName.equals("mng")) {
contentType = "video/x-mng";
} else if (returnFileName.equals("asx") || returnFileName.equals("asf")) {
contentType = "video/x-ms-asf";
} else if (returnFileName.equals("wmv")) {
contentType = "video/x-ms-wmv";
} else if (returnFileName.equals("avi")) {
contentType = "video/x-msvideo";
}
return contentType;
}
/**
* 向浏览器发送文件下载,支持断点续传
* @param file 要下载的文件
* @param request 请求对象
* @param response 响应对象
* @return 返回错误信息,无错误信息返回null
*/
public static String downFile(File file, HttpServletRequest request, HttpServletResponse response){
return downFile(file, request, response, null);
}
/**
* 向浏览器发送文件下载,支持断点续传
* @param file 要下载的文件
* @param request 请求对象
* @param response 响应对象
* @param fileName 指定下载的文件名
* @return 返回错误信息,无错误信息返回null
*/
public static String downFile(File file, HttpServletRequest request, HttpServletResponse response, String fileName){
String error = null;
if (file != null && file.exists()) {
if (file.isFile()) {
if (file.length() <= 0) {
error = "该文件是一个空文件。";
}
if (!file.canRead()) {
error = "该文件没有读取权限。";
}
} else {
error = "该文件是一个文件夹。";
}
} else {
error = "文件已丢失或不存在!";
}
if (error != null){
logger.debug("---------------" + file + " " + error);
return error;
}
long fileLength = file.length(); // 记录文件大小
long pastLength = 0; // 记录已下载文件大小
int rangeSwitch = 0; // 0:从头开始的全文下载;1:从某字节开始的下载(bytes=27000-);2:从某字节开始到某字节结束的下载(bytes=27000-39000)
long toLength = 0; // 记录客户端需要下载的字节段的最后一个字节偏移量(比如bytes=27000-39000,则这个值是为39000)
long contentLength = 0; // 客户端请求的字节总量
String rangeBytes = ""; // 记录客户端传来的形如“bytes=27000-”或者“bytes=27000-39000”的内容
RandomAccessFile raf = null; // 负责读取数据
OutputStream os = null; // 写出数据
OutputStream out = null; // 缓冲
byte b[] = new byte[1024]; // 暂存容器
if (request.getHeader("Range") != null) { // 客户端请求的下载的文件块的开始字节
response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT);
logger.debug("request.getHeader(\"Range\") = " + request.getHeader("Range"));
rangeBytes = request.getHeader("Range").replaceAll("bytes=", "");
if (rangeBytes.indexOf('-') == rangeBytes.length() - 1) {// bytes=969998336-
rangeSwitch = 1;
rangeBytes = rangeBytes.substring(0, rangeBytes.indexOf('-'));
pastLength = Long.parseLong(rangeBytes.trim());
contentLength = fileLength - pastLength; // 客户端请求的是 969998336 之后的字节
} else { // bytes=1275856879-1275877358
rangeSwitch = 2;
String temp0 = rangeBytes.substring(0, rangeBytes.indexOf('-'));
String temp2 = rangeBytes.substring(rangeBytes.indexOf('-') + 1, rangeBytes.length());
pastLength = Long.parseLong(temp0.trim()); // bytes=1275856879-1275877358,从第 1275856879 个字节开始下载
toLength = Long.parseLong(temp2); // bytes=1275856879-1275877358,到第 1275877358 个字节结束
contentLength = toLength - pastLength; // 客户端请求的是 1275856879-1275877358 之间的字节
}
} else { // 从开始进行下载
contentLength = fileLength; // 客户端要求全文下载
}
// 如果设设置了Content-Length,则客户端会自动进行多线程下载。如果不希望支持多线程,则不要设置这个参数。 响应的格式是:
// Content-Length: [文件的总大小] - [客户端请求的下载的文件块的开始字节]
// ServletActionContext.getResponse().setHeader("Content- Length", new Long(file.length() - p).toString());
response.reset(); // 告诉客户端允许断点续传多线程连接下载,响应的格式是:Accept-Ranges: bytes
if (pastLength != 0) {
response.setHeader("Accept-Ranges", "bytes");// 如果是第一次下,还没有断点续传,状态是默认的 200,无需显式设置;响应的格式是:HTTP/1.1 200 OK
// 不是从最开始下载, 响应的格式是: Content-Range: bytes [文件块的开始字节]-[文件的总大小 - 1]/[文件的总大小]
logger.debug("---------------不是从开始进行下载!服务器即将开始断点续传...");
switch (rangeSwitch) {
case 1: { // 针对 bytes=27000- 的请求
String contentRange = new StringBuffer("bytes ").append(new Long(pastLength).toString()).append("-")
.append(new Long(fileLength - 1).toString()).append("/").append(new Long(fileLength).toString()).toString();
response.setHeader("Content-Range", contentRange);
break;
}
case 2: { // 针对 bytes=27000-39000 的请求
String contentRange = rangeBytes + "/" + new Long(fileLength).toString();
response.setHeader("Content-Range", contentRange);
break;
}
default: {
break;
}
}
} else {
// 是从开始下载
logger.debug("---------------是从开始进行下载!");
}
try {
response.addHeader("Content-Disposition", "attachment; filename=\"" +
Encodes.urlEncode(StringUtils.isBlank(fileName) ? file.getName() : fileName) + "\"");
response.setContentType(getContentType(file.getName())); // set the MIME type.
response.addHeader("Content-Length", String.valueOf(contentLength));
os = response.getOutputStream();
out = new BufferedOutputStream(os);
raf = new RandomAccessFile(file, "r");
try {
switch (rangeSwitch) {
case 0: { // 普通下载,或者从头开始的下载 同1
}
case 1: { // 针对 bytes=27000- 的请求
raf.seek(pastLength); // 形如 bytes=969998336- 的客户端请求,跳过 969998336 个字节
int n = 0;
while ((n = raf.read(b, 0, 1024)) != -1) {
out.write(b, 0, n);
}
break;
}
case 2: { // 针对 bytes=27000-39000 的请求
raf.seek(pastLength); // 形如 bytes=1275856879-1275877358 的客户端请求,找到第 1275856879 个字节
int n = 0;
long readLength = 0; // 记录已读字节数
while (readLength <= contentLength - 1024) {// 大部分字节在这里读取
n = raf.read(b, 0, 1024);
readLength += 1024;
out.write(b, 0, n);
}
if (readLength <= contentLength) { // 余下的不足 1024 个字节在这里读取
n = raf.read(b, 0, (int) (contentLength - readLength));
out.write(b, 0, n);
}
break;
}
default: {
break;
}
}
out.flush();
logger.debug("---------------下载完成!");
} catch (IOException ie) {
/**
* 在写数据的时候, 对于 ClientAbortException 之类的异常,
* 是因为客户端取消了下载,而服务器端继续向浏览器写入数据时, 抛出这个异常,这个是正常的。
* 尤其是对于迅雷这种吸血的客户端软件, 明明已经有一个线程在读取 bytes=1275856879-1275877358,
* 如果短时间内没有读取完毕,迅雷会再启第二个、第三个。。。线程来读取相同的字节段, 直到有一个线程读取完毕,迅雷会 KILL
* 掉其他正在下载同一字节段的线程, 强行中止字节读出,造成服务器抛 ClientAbortException。
* 所以,我们忽略这种异常
*/
logger.debug("提醒:向客户端传输时出现IO异常,但此异常是允许的,有可能客户端取消了下载,导致此异常,不用关心!");
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
} finally {
if (out != null) {
try {
out.close();
} catch (IOException e) {
logger.error(e.getMessage(), e);
}
}
if (raf != null) {
try {
raf.close();
} catch (IOException e) {
logger.error(e.getMessage(), e);
}
}
}
return null;
}
/**
* 修正路径,将 \\ 或 / 等替换为 File.separator
* @param path 待修正的路径
* @return 修正后的路径
*/
public static String path(String path){
String p = StringUtils.replace(path, "\\", "/");
p = StringUtils.join(StringUtils.split(p, "/"), "/");
if (!StringUtils.startsWithAny(p, "/") && StringUtils.startsWithAny(path, "\\", "/")){
p += "/";
}
if (!StringUtils.endsWithAny(p, "/") && StringUtils.endsWithAny(path, "\\", "/")){
p = p + "/";
}
if (path != null && path.startsWith("/")){
p = "/" + p; // linux下路径
}
return p;
}
/**
* 获目录下的文件列表
* @param dir 搜索目录
* @param searchDirs 是否是搜索目录
* @return 文件列表
*/
public static List<String> findChildrenList(File dir, boolean searchDirs) {
List<String> files = Lists.newArrayList();
for (String subFiles : dir.list()) {
File file = new File(dir + "/" + subFiles);
if (((searchDirs) && (file.isDirectory())) || ((!searchDirs) && (!file.isDirectory()))) {
files.add(file.getName());
}
}
return files;
}
/**
* 获取文件扩展名(返回小写)
* @param fileName 文件名
* @return 例如:test.jpg 返回: jpg
*/
public static String getFileExtension(String fileName) {
if ((fileName == null) || (fileName.lastIndexOf(".") == -1) || (fileName.lastIndexOf(".") == fileName.length() - 1)) {
return null;
}
return StringUtils.lowerCase(fileName.substring(fileName.lastIndexOf(".") + 1));
}
/**
* 获取文件名,不包含扩展名
* @param fileName 文件名
* @return 例如:d:\files\test.jpg 返回:d:\files\test
*/
public static String getFileNameWithoutExtension(String fileName) {
if ((fileName == null) || (fileName.lastIndexOf(".") == -1)) {
return null;
}
return fileName.substring(0, fileName.lastIndexOf("."));
}
}
/**
* * Copyright &copy; 2015-2020 <a href="https://gitee.com/JeeHuangBingGui/JeeSpring">JeeSpring</a> All rights reserved..
*/
package com.jeespring.common.utils;
import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.Map;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.Resource;
import freemarker.template.Configuration;
import freemarker.template.Template;
/**
* FreeMarkers工具类
* @author 黄炳桂 516821420@qq.com
* @version 2013-01-15
*/
public class FreeMarkers {
public static String renderString(String templateString, Map<String, ?> model) {
try {
StringWriter result = new StringWriter();
Template t = new Template("name", new StringReader(templateString), new Configuration());
t.process(model, result);
return result.toString();
} catch (Exception e) {
throw Exceptions.unchecked(e);
}
}
public static String renderTemplate(Template template, Object model) {
try {
StringWriter result = new StringWriter();
template.process(model, result);
return result.toString();
} catch (Exception e) {
throw Exceptions.unchecked(e);
}
}
public static Configuration buildConfiguration(String directory) throws IOException {
Configuration cfg = new Configuration();
Resource path = new DefaultResourceLoader().getResource(directory);
cfg.setDirectoryForTemplateLoading(path.getFile());
return cfg;
}
public static void main(String[] args) throws IOException {
// // renderString
// Map<String, String> model = com.google.common.collect.Maps.newHashMap();
// model.put("userName", "calvin");
// String result = FreeMarkers.renderString("hello ${userName}", model);
// System.out.println(result);
// // renderTemplate
// Configuration cfg = FreeMarkers.buildConfiguration("classpath:/");
// Template template = cfg.getTemplate("testTemplate.ftl");
// String result2 = FreeMarkers.renderTemplate(template, model);
// System.out.println(result2);
// Map<String, String> model = com.google.common.collect.Maps.newHashMap();
// model.put("userName", "calvin");
// String result = FreeMarkers.renderString("hello ${userName} ${r'${userName}'}", model);
// System.out.println(result);
}
}
package com.jeespring.common.utils;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonParseException;
import java.lang.reflect.Type;
/**
* Json工具类.
*/
public class GsonUtils {
private static Gson gson = new GsonBuilder().create();
public static String toJson(Object value) {
return gson.toJson(value);
}
public static <T> T fromJson(String json, Class<T> classOfT) throws JsonParseException {
return gson.fromJson(json, classOfT);
}
public static <T> T fromJson(String json, Type typeOfT) throws JsonParseException {
return (T) gson.fromJson(json, typeOfT);
}
}
package com.jeespring.common.utils;
import javax.servlet.http.HttpServletRequest;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.util.List;
import java.util.Map;
public class HttpRequest {
/**
* 向指定URL发送GET方法的请求
*
* @param url
* 发送请求的URL
* @param param
* 请求参数,请求参数应该是 name1=value1&name2=value2 的形式。
* @return URL 所代表远程资源的响应结果
*/
public static String sendGet(String url, String param) {
String result = "";
BufferedReader in = null;
try {
String urlNameString = url + "?" + param;
URL realUrl = new URL(urlNameString);
// 打开和URL之间的连接
URLConnection connection = realUrl.openConnection();
// 设置通用的请求属性
connection.setRequestProperty("accept", "*/*");
connection.setRequestProperty("connection", "Keep-Alive");
connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 建立实际的连接
connection.connect();
// 获取所有响应头字段
//Map<String, List<String>> map = connection.getHeaderFields();
// 遍历所有的响应头字段
//for (String key : map.keySet()) {
// System.out.println(key + "--->" + map.get(key));
//}
// 定义 BufferedReader输入流来读取URL的响应
in = new BufferedReader(new InputStreamReader(
connection.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送GET请求出现异常!" + e.toString());
result="Down";
//e.printStackTrace();
}
// 使用finally块来关闭输入流
finally {
try {
if (in != null) {
in.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
}
return result;
}
/**
* 向指定 URL 发送POST方法的请求
*
* @param url
* 发送请求的 URL
* @param param
* 请求参数,请求参数应该是 name1=value1&name2=value2 的形式。
* @return 所代表远程资源的响应结果
*/
public static String sendPost(String url, String param) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(
new InputStreamReader(conn.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送 POST 请求出现异常!"+e.toString());
//e.printStackTrace();
}
//使用finally块来关闭输出流、输入流
finally{
try{
if(out!=null){
out.close();
}
if(in!=null){
in.close();
}
}
catch(IOException ex){
ex.printStackTrace();
}
}
return result;
}
public static String getParameterMapString(HttpServletRequest request){
if(request.getQueryString()!=null){
if(request.getQueryString().length()>0){
return request.getQueryString();
}
}
Map map = request.getParameterMap();
java.util.Enumeration enumx = request.getParameterNames();
String result="";
while(enumx.hasMoreElements()){
String paramName=(String)enumx.nextElement();
String[] values=request.getParameterValues(paramName);
for(int i=0;i<values.length;i++){
result+=paramName+"="+values[i]+"&";
}
}
return result;
}
}
\ No newline at end of file
package com.jeespring.common.utils;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.List;
import java.util.Map;
/**
* http 工具类
*/
public class HttpUtil {
public static String post(String requestUrl, String accessToken, String params)
throws Exception {
String contentType = "application/x-www-form-urlencoded";
return HttpUtil.post(requestUrl, accessToken, contentType, params);
}
public static String post(String requestUrl, String accessToken, String contentType, String params)
throws Exception {
String encoding = "UTF-8";
if (requestUrl.contains("nlp")) {
encoding = "GBK";
}
return HttpUtil.post(requestUrl, accessToken, contentType, params, encoding);
}
public static String post(String requestUrl, String accessToken, String contentType, String params, String encoding)
throws Exception {
String url = requestUrl + "?access_token=" + accessToken;
return HttpUtil.postGeneralUrl(url, contentType, params, encoding);
}
public static String postGeneralUrl(String generalUrl, String contentType, String params, String encoding)
throws Exception {
URL url = new URL(generalUrl);
// 打开和URL之间的连接
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setRequestMethod("POST");
// 设置通用的请求属性
connection.setRequestProperty("Content-Type", contentType);
connection.setRequestProperty("Connection", "Keep-Alive");
connection.setUseCaches(false);
connection.setDoOutput(true);
connection.setDoInput(true);
// 得到请求的输出流对象
DataOutputStream out = new DataOutputStream(connection.getOutputStream());
out.write(params.getBytes(encoding));
out.flush();
out.close();
// 建立实际的连接
connection.connect();
// 获取所有响应头字段
Map<String, List<String>> headers = connection.getHeaderFields();
// 遍历所有的响应头字段
for (String key : headers.keySet()) {
System.err.println(key + "--->" + headers.get(key));
}
// 定义 BufferedReader输入流来读取URL的响应
BufferedReader in = null;
in = new BufferedReader(
new InputStreamReader(connection.getInputStream(), encoding));
String result = "";
String getLine;
while ((getLine = in.readLine()) != null) {
result += getLine;
}
in.close();
System.err.println("result:" + result);
return result;
}
}
\ No newline at end of file
/**
* Copyright &copy; 2012-2016 <a href="https://github.com/HuangBingGui/jeespring">jeespring</a> All rights reserved.
*/
package com.jeespring.common.utils;
import org.activiti.engine.impl.cfg.IdGenerator;
import org.apache.shiro.session.Session;
import org.apache.shiro.session.mgt.eis.SessionIdGenerator;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Service;
import java.io.Serializable;
import java.security.SecureRandom;
import java.util.UUID;
/**
* 封装各种生成唯一性ID算法的工具类.
*
* @author 黄炳桂 516821420@qq.com
* @version 2013-01-15
*/
@Service
@Lazy(false)
public class IdGen implements IdGenerator, SessionIdGenerator {
private static SecureRandom random = new SecureRandom();
/**
* 封装JDK自带的UUID, 通过Random数字生成, 中间无-分割.
*/
public static String uuid() {
return UUID.randomUUID().toString().replaceAll("-", "");
}
/**
* 使用SecureRandom随机生成Long.
*/
public static long randomLong() {
return Math.abs(random.nextLong());
}
/**
* 基于Base62编码的SecureRandom随机生成bytes.
*/
public static String randomBase62(int length) {
byte[] randomBytes = new byte[length];
random.nextBytes(randomBytes);
return Encodes.encodeBase62(randomBytes);
}
/**
* Activiti ID 生成
*/
//@Override
public String getNextId() {
return IdGen.uuid();
}
@Override
public Serializable generateId(Session session) {
return IdGen.uuid();
}
}
package com.jeespring.common.utils;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
/**
* 身份证工具类
*
* @author June
* @version 1.0, 2010-06-17
*/
public class IdcardUtils extends StringUtils {
/** 中国公民身份证号码最小长度。 */
public static final int CHINA_ID_MIN_LENGTH = 15;
/** 中国公民身份证号码最大长度。 */
public static final int CHINA_ID_MAX_LENGTH = 18;
/** 省、直辖市代码表 */
public static final String cityCode[] = { "11", "12", "13", "14", "15",
"21", "22", "23", "31", "32", "33", "34", "35", "36", "37", "41",
"42", "43", "44", "45", "46", "50", "51", "52", "53", "54", "61",
"62", "63", "64", "65", "71", "81", "82", "91" };
/** 每位加权因子 */
public static final int power[] = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9,
10, 5, 8, 4, 2 };
/** 第18位校检码 */
public static final String verifyCode[] = { "1", "0", "X", "9", "8", "7",
"6", "5", "4", "3", "2" };
/** 最低年限 */
public static final int MIN = 1930;
public static Map<String, String> cityCodes = new HashMap<String, String>();
/** 台湾身份首字母对应数字 */
public static Map<String, Integer> twFirstCode = new HashMap<String, Integer>();
/** 香港身份首字母对应数字 */
public static Map<String, Integer> hkFirstCode = new HashMap<String, Integer>();
static {
cityCodes.put("11", "北京");
cityCodes.put("12", "天津");
cityCodes.put("13", "河北");
cityCodes.put("14", "山西");
cityCodes.put("15", "内蒙古");
cityCodes.put("21", "辽宁");
cityCodes.put("22", "吉林");
cityCodes.put("23", "黑龙江");
cityCodes.put("31", "上海");
cityCodes.put("32", "江苏");
cityCodes.put("33", "浙江");
cityCodes.put("34", "安徽");
cityCodes.put("35", "福建");
cityCodes.put("36", "江西");
cityCodes.put("37", "山东");
cityCodes.put("41", "河南");
cityCodes.put("42", "湖北");
cityCodes.put("43", "湖南");
cityCodes.put("44", "广东");
cityCodes.put("45", "广西");
cityCodes.put("46", "海南");
cityCodes.put("50", "重庆");
cityCodes.put("51", "四川");
cityCodes.put("52", "贵州");
cityCodes.put("53", "云南");
cityCodes.put("54", "西藏");
cityCodes.put("61", "陕西");
cityCodes.put("62", "甘肃");
cityCodes.put("63", "青海");
cityCodes.put("64", "宁夏");
cityCodes.put("65", "新疆");
cityCodes.put("71", "台湾");
cityCodes.put("81", "香港");
cityCodes.put("82", "澳门");
cityCodes.put("91", "国外");
twFirstCode.put("A", 10);
twFirstCode.put("B", 11);
twFirstCode.put("C", 12);
twFirstCode.put("D", 13);
twFirstCode.put("E", 14);
twFirstCode.put("F", 15);
twFirstCode.put("G", 16);
twFirstCode.put("H", 17);
twFirstCode.put("J", 18);
twFirstCode.put("K", 19);
twFirstCode.put("L", 20);
twFirstCode.put("M", 21);
twFirstCode.put("N", 22);
twFirstCode.put("P", 23);
twFirstCode.put("Q", 24);
twFirstCode.put("R", 25);
twFirstCode.put("S", 26);
twFirstCode.put("T", 27);
twFirstCode.put("U", 28);
twFirstCode.put("V", 29);
twFirstCode.put("X", 30);
twFirstCode.put("Y", 31);
twFirstCode.put("W", 32);
twFirstCode.put("Z", 33);
twFirstCode.put("I", 34);
twFirstCode.put("O", 35);
hkFirstCode.put("A", 1);
hkFirstCode.put("B", 2);
hkFirstCode.put("C", 3);
hkFirstCode.put("R", 18);
hkFirstCode.put("U", 21);
hkFirstCode.put("Z", 26);
hkFirstCode.put("X", 24);
hkFirstCode.put("W", 23);
hkFirstCode.put("O", 15);
hkFirstCode.put("N", 14);
}
/**
* 将15位身份证号码转换为18位
*
* @param idCard
* 15位身份编码
* @return 18位身份编码
*/
public static String conver15CardTo18(String idCard) {
String idCard18 = "";
if (idCard.length() != CHINA_ID_MIN_LENGTH) {
return null;
}
if (isNum(idCard)) {
// 获取出生年月日
String birthday = idCard.substring(6, 12);
Date birthDate = null;
try {
birthDate = new SimpleDateFormat("yyMMdd").parse(birthday);
} catch (ParseException e) {
e.printStackTrace();
}
Calendar cal = Calendar.getInstance();
if (birthDate != null)
cal.setTime(birthDate);
// 获取出生年(完全表现形式,如:2010)
String sYear = String.valueOf(cal.get(Calendar.YEAR));
idCard18 = idCard.substring(0, 6) + sYear + idCard.substring(8);
// 转换字符数组
char[] cArr = idCard18.toCharArray();
if (cArr != null) {
int[] iCard = converCharToInt(cArr);
int iSum17 = getPowerSum(iCard);
// 获取校验位
String sVal = getCheckCode18(iSum17);
if (sVal.length() > 0) {
idCard18 += sVal;
} else {
return null;
}
}
} else {
return null;
}
return idCard18;
}
/**
* 验证身份证是否合法
*/
public static boolean validateCard(String idCard) {
String card = idCard.trim();
if (validateIdCard18(card)) {
return true;
}
if (validateIdCard15(card)) {
return true;
}
String[] cardval = validateIdCard10(card);
if (cardval != null) {
if (cardval[2].equals("true")) {
return true;
}
}
return false;
}
/**
* 验证18位身份编码是否合法
*
* @param idCard
* 身份编码
* @return 是否合法
*/
public static boolean validateIdCard18(String idCard) {
boolean bTrue = false;
if (idCard.length() == CHINA_ID_MAX_LENGTH) {
// 前17位
String code17 = idCard.substring(0, 17);
// 第18位
String code18 = idCard.substring(17, CHINA_ID_MAX_LENGTH);
if (isNum(code17)) {
char[] cArr = code17.toCharArray();
if (cArr != null) {
int[] iCard = converCharToInt(cArr);
int iSum17 = getPowerSum(iCard);
// 获取校验位
String val = getCheckCode18(iSum17);
if (val.length() > 0) {
if (val.equalsIgnoreCase(code18)) {
bTrue = true;
}
}
}
}
}
return bTrue;
}
/**
* 验证15位身份编码是否合法
*
* @param idCard
* 身份编码
* @return 是否合法
*/
public static boolean validateIdCard15(String idCard) {
if (idCard.length() != CHINA_ID_MIN_LENGTH) {
return false;
}
if (isNum(idCard)) {
String proCode = idCard.substring(0, 2);
if (cityCodes.get(proCode) == null) {
return false;
}
String birthCode = idCard.substring(6, 12);
Date birthDate = null;
try {
birthDate = new SimpleDateFormat("yy").parse(birthCode
.substring(0, 2));
} catch (ParseException e) {
e.printStackTrace();
}
Calendar cal = Calendar.getInstance();
if (birthDate != null)
cal.setTime(birthDate);
if (!valiDate(cal.get(Calendar.YEAR),
Integer.valueOf(birthCode.substring(2, 4)),
Integer.valueOf(birthCode.substring(4, 6)))) {
return false;
}
} else {
return false;
}
return true;
}
/**
* 验证10位身份编码是否合法
*
* @param idCard
* 身份编码
* @return 身份证信息数组
* <p>
* [0] - 台湾、澳门、香港 [1] - 性别(男M,女F,未知N) [2] - 是否合法(合法true,不合法false)
* 若不是身份证件号码则返回null
* </p>
*/
public static String[] validateIdCard10(String idCard) {
String[] info = new String[3];
String card = idCard.replaceAll("[\\(|\\)]", "");
if (card.length() != 8 && card.length() != 9 && idCard.length() != 10) {
return null;
}
if (idCard.matches("^[a-zA-Z][0-9]{9}$")) { // 台湾
info[0] = "台湾";
System.out.println("11111");
String char2 = idCard.substring(1, 2);
if (char2.equals("1")) {
info[1] = "M";
System.out.println("MMMMMMM");
} else if (char2.equals("2")) {
info[1] = "F";
System.out.println("FFFFFFF");
} else {
info[1] = "N";
info[2] = "false";
System.out.println("NNNN");
return info;
}
info[2] = validateTWCard(idCard) ? "true" : "false";
} else if (idCard.matches("^[1|5|7][0-9]{6}\\(?[0-9A-Z]\\)?$")) { // 澳门
info[0] = "澳门";
info[1] = "N";
} else if (idCard.matches("^[A-Z]{1,2}[0-9]{6}\\(?[0-9A]\\)?$")) { // 香港
info[0] = "香港";
info[1] = "N";
info[2] = validateHKCard(idCard) ? "true" : "false";
} else {
return null;
}
return info;
}
/**
* 验证台湾身份证号码
*
* @param idCard
* 身份证号码
* @return 验证码是否符合
*/
public static boolean validateTWCard(String idCard) {
String start = idCard.substring(0, 1);
String mid = idCard.substring(1, 9);
String end = idCard.substring(9, 10);
Integer iStart = twFirstCode.get(start);
Integer sum = iStart / 10 + (iStart % 10) * 9;
char[] chars = mid.toCharArray();
Integer iflag = 8;
for (char c : chars) {
sum = sum + Integer.valueOf(c + "") * iflag;
iflag--;
}
return (sum % 10 == 0 ? 0 : (10 - sum % 10)) == Integer.valueOf(end) ? true
: false;
}
/**
* 验证香港身份证号码(存在Bug,部份特殊身份证无法检查)
* <p>
* 身份证前2位为英文字符,如果只出现一个英文字符则表示第一位是空格,对应数字58 前2位英文字符A-Z分别对应数字10-35
* 最后一位校验码为0-9的数字加上字符"A","A"代表10
* </p>
* <p>
* 将身份证号码全部转换为数字,分别对应乘9-1相加的总和,整除11则证件号码有效
* </p>
*
* @param idCard
* 身份证号码
* @return 验证码是否符合
*/
public static boolean validateHKCard(String idCard) {
String card = idCard.replaceAll("[\\(|\\)]", "");
Integer sum = 0;
if (card.length() == 9) {
sum = (Integer.valueOf(card.substring(0, 1).toUpperCase()
.toCharArray()[0]) - 55)
* 9
+ (Integer.valueOf(card.substring(1, 2).toUpperCase()
.toCharArray()[0]) - 55) * 8;
card = card.substring(1, 9);
} else {
sum = 522 + (Integer.valueOf(card.substring(0, 1).toUpperCase()
.toCharArray()[0]) - 55) * 8;
}
String mid = card.substring(1, 7);
String end = card.substring(7, 8);
char[] chars = mid.toCharArray();
Integer iflag = 7;
for (char c : chars) {
sum = sum + Integer.valueOf(c + "") * iflag;
iflag--;
}
if (end.toUpperCase().equals("A")) {
sum = sum + 10;
} else {
sum = sum + Integer.valueOf(end);
}
return (sum % 11 == 0) ? true : false;
}
/**
* 将字符数组转换成数字数组
*
* @param ca
* 字符数组
* @return 数字数组
*/
public static int[] converCharToInt(char[] ca) {
int len = ca.length;
int[] iArr = new int[len];
try {
for (int i = 0; i < len; i++) {
iArr[i] = Integer.parseInt(String.valueOf(ca[i]));
}
} catch (NumberFormatException e) {
e.printStackTrace();
}
return iArr;
}
/**
* 将身份证的每位和对应位的加权因子相乘之后,再得到和值
*
* @param iArr
* @return 身份证编码。
*/
public static int getPowerSum(int[] iArr) {
int iSum = 0;
if (power.length == iArr.length) {
for (int i = 0; i < iArr.length; i++) {
for (int j = 0; j < power.length; j++) {
if (i == j) {
iSum = iSum + iArr[i] * power[j];
}
}
}
}
return iSum;
}
/**
* 将power和值与11取模获得余数进行校验码判断
*
* @param iSum
* @return 校验位
*/
public static String getCheckCode18(int iSum) {
String sCode = "";
switch (iSum % 11) {
case 10:
sCode = "2";
break;
case 9:
sCode = "3";
break;
case 8:
sCode = "4";
break;
case 7:
sCode = "5";
break;
case 6:
sCode = "6";
break;
case 5:
sCode = "7";
break;
case 4:
sCode = "8";
break;
case 3:
sCode = "9";
break;
case 2:
sCode = "x";
break;
case 1:
sCode = "0";
break;
case 0:
sCode = "1";
break;
}
return sCode;
}
/**
* 根据身份编号获取年龄
*
* @param idCard
* 身份编号
* @return 年龄
*/
public static int getAgeByIdCard(String idCard) {
int iAge = 0;
if (idCard.length() == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
String year = idCard.substring(6, 10);
Calendar cal = Calendar.getInstance();
int iCurrYear = cal.get(Calendar.YEAR);
iAge = iCurrYear - Integer.valueOf(year);
return iAge;
}
/**
* 根据身份编号获取生日
*
* @param idCard
* 身份编号
* @return 生日(yyyyMMdd)
*/
public static String getBirthByIdCard(String idCard) {
Integer len = idCard.length();
if (len < CHINA_ID_MIN_LENGTH) {
return null;
} else if (len == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
return idCard.substring(6, 14);
}
/**
* 根据身份编号获取生日年
*
* @param idCard
* 身份编号
* @return 生日(yyyy)
*/
public static Short getYearByIdCard(String idCard) {
Integer len = idCard.length();
if (len < CHINA_ID_MIN_LENGTH) {
return null;
} else if (len == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
return Short.valueOf(idCard.substring(6, 10));
}
/**
* 根据身份编号获取生日月
*
* @param idCard
* 身份编号
* @return 生日(MM)
*/
public static Short getMonthByIdCard(String idCard) {
Integer len = idCard.length();
if (len < CHINA_ID_MIN_LENGTH) {
return null;
} else if (len == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
return Short.valueOf(idCard.substring(10, 12));
}
/**
* 根据身份编号获取生日天
*
* @param idCard
* 身份编号
* @return 生日(dd)
*/
public static Short getDateByIdCard(String idCard) {
Integer len = idCard.length();
if (len < CHINA_ID_MIN_LENGTH) {
return null;
} else if (len == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
return Short.valueOf(idCard.substring(12, 14));
}
/**
* 根据身份编号获取性别
*
* @param idCard
* 身份编号
* @return 性别(M-男,F-女,N-未知)
*/
public static String getGenderByIdCard(String idCard) {
String sGender = "N";
if (idCard.length() == CHINA_ID_MIN_LENGTH) {
idCard = conver15CardTo18(idCard);
}
String sCardNum = idCard.substring(16, 17);
if (Integer.parseInt(sCardNum) % 2 != 0) {
sGender = "M";
} else {
sGender = "F";
}
return sGender;
}
/**
* 根据身份编号获取户籍省份
*
* @param idCard
* 身份编码
* @return 省级编码。
*/
public static String getProvinceByIdCard(String idCard) {
int len = idCard.length();
String sProvince = null;
String sProvinNum = "";
if (len == CHINA_ID_MIN_LENGTH || len == CHINA_ID_MAX_LENGTH) {
sProvinNum = idCard.substring(0, 2);
}
sProvince = cityCodes.get(sProvinNum);
return sProvince;
}
/**
* 数字验证
*
* @param val
* @return 提取的数字。
*/
public static boolean isNum(String val) {
return val == null || "".equals(val) ? false : val.matches("^[0-9]*$");
}
/**
* 验证小于当前日期 是否有效
*
* @param iYear
* 待验证日期(年)
* @param iMonth
* 待验证日期(月 1-12)
* @param iDate
* 待验证日期(日)
* @return 是否有效
*/
public static boolean valiDate(int iYear, int iMonth, int iDate) {
Calendar cal = Calendar.getInstance();
int year = cal.get(Calendar.YEAR);
int datePerMonth;
if (iYear < MIN || iYear >= year) {
return false;
}
if (iMonth < 1 || iMonth > 12) {
return false;
}
switch (iMonth) {
case 4:
case 6:
case 9:
case 11:
datePerMonth = 30;
break;
case 2:
boolean dm = ((iYear % 4 == 0 && iYear % 100 != 0) || (iYear % 400 == 0))
&& (iYear > MIN && iYear < year);
datePerMonth = dm ? 29 : 28;
break;
default:
datePerMonth = 31;
}
return (iDate >= 1) && (iDate <= datePerMonth);
}
}
package com.jeespring.common.utils;
import com.drew.metadata.*;
import com.drew.metadata.exif.*;
import com.drew.imaging.jpeg.*;
import com.drew.lang.*;
import java.io.*;
public class ImageGeo {
public double lat = 0.0;
public double lon = 0.0;
public double alt = 0.0;
public boolean error = false;
public ImageGeo(String filename) {
try {
error = false;
File jpegFile = new File(filename);
Metadata metadata = JpegMetadataReader.readMetadata(jpegFile);
GpsDirectory gpsdir = (GpsDirectory) metadata
.getDirectory(GpsDirectory.class);
Rational latpart[] = gpsdir
.getRationalArray(GpsDirectory.TAG_GPS_LATITUDE);
Rational lonpart[] = gpsdir
.getRationalArray(GpsDirectory.TAG_GPS_LONGITUDE);
String northing = gpsdir
.getString(GpsDirectory.TAG_GPS_LATITUDE_REF);
String easting = gpsdir
.getString(GpsDirectory.TAG_GPS_LONGITUDE_REF);
try {
alt = gpsdir.getDouble(GpsDirectory.TAG_GPS_ALTITUDE);
} catch (Exception ex) {
}
double latsign = 1.0d;
if (northing.equalsIgnoreCase("S"))
latsign = -1.0d;
double lonsign = 1.0d;
if (easting.equalsIgnoreCase("W"))
lonsign = -1.0d;
lat = (Math.abs(latpart[0].doubleValue())
+ latpart[1].doubleValue() / 60.0d + latpart[2]
.doubleValue() / 3600.0d) * latsign;
lon = (Math.abs(lonpart[0].doubleValue())
+ lonpart[1].doubleValue() / 60.0d + lonpart[2]
.doubleValue() / 3600.0d) * lonsign;
if (Double.isNaN(lat) || Double.isNaN(lon))
error = true;
} catch (Exception ex) {
error = true;
}
System.out.println(filename + ": (" + lat + ", " + lon + ")");
}
public static void main(String[] args) {
ImageGeo imageGeo = new ImageGeo(ImageGeo.class.getResource("IMAG0068.jpg").getFile());
System.out.println(imageGeo.lon+","+imageGeo.lat);
}
}
package com.jeespring.common.utils;
import javax.servlet.http.HttpServletRequest;
/**
* 获取IP方法
*
* @author JeeSpring
*/
public class IpUtils
{
public static String getIpAddr(HttpServletRequest request)
{
if (request == null)
{
return "unknown";
}
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
{
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
{
ip = request.getHeader("X-Forwarded-For");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
{
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
{
ip = request.getHeader("X-Real-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
{
ip = request.getRemoteAddr();
}
return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : ip;
}
}
/**
* Copyright &copy; 2012-2016 <a href="https://github.com/HuangBingGui/jeespring">jeespring</a> All rights reserved.
*/
package com.jeespring.common.utils;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/**
* MAC地址工具
*
* @author 黄炳桂 516821420@qq.com
* @version 2013-12-21
*/
public class MacUtils {
/**
* 获取当前操作系统名称. return 操作系统名称 例如:windows,Linux,Unix等.
*/
public static String getOSName() {
return System.getProperty("os.name").toLowerCase();
}
/**
* 获取Unix网卡的mac地址.
*
* @return mac地址
*/
public static String getUnixMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
* Unix下的命令,一般取eth0作为本地主网卡 显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ifconfig eth0");
bufferedReader = new BufferedReader(new InputStreamReader(
process.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
/**
* 寻找标示字符串[hwaddr]
*/
index = line.toLowerCase().indexOf("hwaddr");
/**
* 找到了
*/
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index + "hwaddr".length() + 1).trim();
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
return mac;
}
/**
* 获取Linux网卡的mac地址.
*
* @return mac地址
*/
public static String getLinuxMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
* linux下的命令,一般取eth0作为本地主网卡 显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ifconfig eth0");
bufferedReader = new BufferedReader(new InputStreamReader(
process.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
index = line.toLowerCase().indexOf("硬件地址");
/**
* 找到了
*/
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index + 4).trim();
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
// 取不到,试下Unix取发
if (mac == null){
return getUnixMACAddress();
}
return mac;
}
/**
* 获取widnows网卡的mac地址.
*
* @return mac地址
*/
public static String getWindowsMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
* windows下的命令,显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ipconfig /all");
bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
/**
* 寻找标示字符串[physical address]
*/
// index = line.toLowerCase().indexOf("physical address");
// if (index != -1) {
if (line.split("-").length == 6){
index = line.indexOf(":");
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index + 1).trim();
}
break;
}
index = line.toLowerCase().indexOf("物理地址");
if (index != -1) {
index = line.indexOf(":");
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index + 1).trim();
}
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
return mac;
}
public static String getMac(){
String os = getOSName();
String mac;
if (os.startsWith("windows")) {
mac = getWindowsMACAddress();
} else if (os.startsWith("linux")) {
mac = getLinuxMACAddress();
} else {
mac = getUnixMACAddress();
}
return mac == null ? "" : mac;
}
/**
* 测试用的main方法.
*
* @param argc 运行参数.
*/
public static void main(String[] argc) {
String os = getOSName();
System.out.println("os: " + os);
if (os.startsWith("windows")) {
String mac = getWindowsMACAddress();
System.out.println("mac: " + mac);
} else if (os.startsWith("linux")) {
String mac = getLinuxMACAddress();
System.out.println("mac: " + mac);
} else {
String mac = getUnixMACAddress();
System.out.println("mac: " + mac);
}
}
}
\ No newline at end of file
package com.jeespring.common.utils;
import java.beans.PropertyDescriptor;
import java.lang.reflect.InvocationTargetException;
import java.util.Iterator;
import java.util.Map;
import org.apache.commons.beanutils.DynaBean;
import org.apache.commons.beanutils.DynaProperty;
import org.apache.commons.beanutils.PropertyUtils;
import org.apache.commons.beanutils.PropertyUtilsBean;
/**
* <p>Title: </p>
* <p>Description: </p>
* @author 刘高峰
* @version 2.0
*/
public class MyBeanUtils
extends PropertyUtilsBean {
private static void convert(Object dest, Object orig) throws
IllegalAccessException, InvocationTargetException {
// Validate existence of the specified beans
if (dest == null) {
throw new IllegalArgumentException
("No destination bean specified");
}
if (orig == null) {
throw new IllegalArgumentException("No origin bean specified");
}
// Copy the properties, converting as necessary
if (orig instanceof DynaBean) {
DynaProperty origDescriptors[] =
( (DynaBean) orig).getDynaClass().getDynaProperties();
for (int i = 0; i < origDescriptors.length; i++) {
String name = origDescriptors[i].getName();
if (PropertyUtils.isWriteable(dest, name)) {
Object value = ( (DynaBean) orig).get(name);
try {
getInstance().setSimpleProperty(dest, name, value);
}
catch (Exception e) {
; // Should not happen
}
}
}
}
else if (orig instanceof Map) {
Iterator names = ( (Map) orig).keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
if (PropertyUtils.isWriteable(dest, name)) {
Object value = ( (Map) orig).get(name);
try {
getInstance().setSimpleProperty(dest, name, value);
}
catch (Exception e) {
; // Should not happen
}
}
}
}
else
/* if (orig is a standard JavaBean) */
{
PropertyDescriptor origDescriptors[] =
PropertyUtils.getPropertyDescriptors(orig);
for (int i = 0; i < origDescriptors.length; i++) {
String name = origDescriptors[i].getName();
// String type = origDescriptors[i].getPropertyType().toString();
if ("class".equals(name)) {
continue; // No point in trying to set an object's class
}
if (PropertyUtils.isReadable(orig, name) &&
PropertyUtils.isWriteable(dest, name)) {
try {
Object value = PropertyUtils.getSimpleProperty(orig, name);
getInstance().setSimpleProperty(dest, name, value);
}
catch (IllegalArgumentException ie) {
; // Should not happen
}
catch (Exception e) {
; // Should not happen
}
}
}
}
}
/**
* 对象拷贝
* 数据对象空值不拷贝到目标对象
*
* @param dataObject
* @param toObject
* @throws NoSuchMethodException
* copy
*/
public static void copyBeanNotNull2Bean(Object databean,Object tobean)throws Exception
{
PropertyDescriptor origDescriptors[] = PropertyUtils.getPropertyDescriptors(databean);
for (int i = 0; i < origDescriptors.length; i++) {
String name = origDescriptors[i].getName();
// String type = origDescriptors[i].getPropertyType().toString();
if ("class".equals(name)) {
continue; // No point in trying to set an object's class
}
if (PropertyUtils.isReadable(databean, name) &&PropertyUtils.isWriteable(tobean, name)) {
try {
Object value = PropertyUtils.getSimpleProperty(databean, name);
if(value!=null){
getInstance().setSimpleProperty(tobean, name, value);
}
}
catch (IllegalArgumentException ie) {
; // Should not happen
}
catch (Exception e) {
; // Should not happen
}
}
}
}
/**
* 把orig和dest相同属性的value复制到dest中
* @param dest
* @param orig
* @throws IllegalAccessException
* @throws InvocationTargetException
*/
public static void copyBean2Bean(Object dest, Object orig) throws Exception {
convert(dest, orig);
}
public static void copyBean2Map(Map map, Object bean){
PropertyDescriptor[] pds = PropertyUtils.getPropertyDescriptors(bean);
for (int i =0;i<pds.length;i++)
{
PropertyDescriptor pd = pds[i];
String propname = pd.getName();
try {
Object propvalue = PropertyUtils.getSimpleProperty(bean,propname);
map.put(propname, propvalue);
} catch (IllegalAccessException e) {
//e.printStackTrace();
} catch (InvocationTargetException e) {
//e.printStackTrace();
} catch (NoSuchMethodException e) {
//e.printStackTrace();
}
}
}
/**
* 将Map内的key与Bean中属性相同的内容复制到BEAN中
* @param bean Object
* @param properties Map
* @throws IllegalAccessException
* @throws InvocationTargetException
*/
public static void copyMap2Bean(Object bean, Map properties) throws
IllegalAccessException, InvocationTargetException {
// Do nothing unless both arguments have been specified
if ( (bean == null) || (properties == null)) {
return;
}
// Loop through the property name/value pairs to be set
Iterator names = properties.keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
// Identify the property name and value(s) to be assigned
if (name == null) {
continue;
}
Object value = properties.get(name);
try {
Class clazz = PropertyUtils.getPropertyType(bean, name);
if (null == clazz) {
continue;
}
String className = clazz.getName();
if (className.equalsIgnoreCase("java.sql.Timestamp")) {
if (value == null || value.equals("")) {
continue;
}
}
getInstance().setSimpleProperty(bean, name, value);
}
catch (NoSuchMethodException e) {
continue;
}
}
}
/**
* 自动转Map key值大写
* 将Map内的key与Bean中属性相同的内容复制到BEAN中
* @param bean Object
* @param properties Map
* @throws IllegalAccessException
* @throws InvocationTargetException
*/
public static void copyMap2Bean_Nobig(Object bean, Map properties) throws
IllegalAccessException, InvocationTargetException {
// Do nothing unless both arguments have been specified
if ( (bean == null) || (properties == null)) {
return;
}
// Loop through the property name/value pairs to be set
Iterator names = properties.keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
// Identify the property name and value(s) to be assigned
if (name == null) {
continue;
}
Object value = properties.get(name);
// 命名应该大小写应该敏感(否则取不到对象的属性)
//name = name.toLowerCase();
try {
if (value == null) { // 不光Date类型,好多类型在null时会出错
continue; // 如果为null不用设 (对象如果有特殊初始值也可以保留?)
}
Class clazz = PropertyUtils.getPropertyType(bean, name);
if (null == clazz) { // 在bean中这个属性不存在
continue;
}
String className = clazz.getName();
// 临时对策(如果不处理默认的类型转换时会出错)
if (className.equalsIgnoreCase("java.util.Date")) {
value = new java.util.Date(((java.sql.Timestamp)value).getTime());// wait to do:貌似有时区问题, 待进一步确认
}
// if (className.equalsIgnoreCase("java.sql.Timestamp")) {
// if (value == null || value.equals("")) {
// continue;
// }
// }
getInstance().setSimpleProperty(bean, name, value);
}
catch (NoSuchMethodException e) {
continue;
}
}
}
/**
* Map内的key与Bean中属性相同的内容复制到BEAN中
* 对于存在空值的取默认值
* @param bean Object
* @param properties Map
* @param defaultValue String
* @throws IllegalAccessException
* @throws InvocationTargetException
*/
public static void copyMap2Bean(Object bean, Map properties, String defaultValue) throws
IllegalAccessException, InvocationTargetException {
// Do nothing unless both arguments have been specified
if ( (bean == null) || (properties == null)) {
return;
}
// Loop through the property name/value pairs to be set
Iterator names = properties.keySet().iterator();
while (names.hasNext()) {
String name = (String) names.next();
// Identify the property name and value(s) to be assigned
if (name == null) {
continue;
}
Object value = properties.get(name);
try {
Class clazz = PropertyUtils.getPropertyType(bean, name);
if (null == clazz) {
continue;
}
String className = clazz.getName();
if (className.equalsIgnoreCase("java.sql.Timestamp")) {
if (value == null || value.equals("")) {
continue;
}
}
if (className.equalsIgnoreCase("java.lang.String")) {
if (value == null) {
value = defaultValue;
}
}
getInstance().setSimpleProperty(bean, name, value);
}
catch (NoSuchMethodException e) {
continue;
}
}
}
public MyBeanUtils() {
super();
}
}
package com.jeespring.common.utils;
import java.lang.reflect.Field;
public class ObjectFieldUtils {
/**
*
* 获取对象属性赋值
*
* @param dObject
* @param fieldName
* 字段别名
* @return
*/
public static Object getFieldValue(Object dObject, String fieldName) {
Object result = null;
try {
Field fu = dObject.getClass().getDeclaredField(fieldName); // 获取对象的属性域
try {
fu.setAccessible(true); // 设置对象属性域的访问属性
result = fu.get(dObject); // 获取对象属性域的属性值
} catch (IllegalAccessException e) {
e.printStackTrace();
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
return result;
}
/**
* 给对象属性赋值
*
* @param dObject
* @param fieldName
* @param val
* @return
*/
public static Object setFieldValue(Object dObject, String fieldName, Object val) {
Object result = null;
try {
Field fu = dObject.getClass().getDeclaredField(fieldName); // 获取对象的属性域
try {
fu.setAccessible(true); // 设置对象属性域的访问属性
fu.set(dObject, val); // 设置对象属性域的属性值
result = fu.get(dObject); // 获取对象属性域的属性值
} catch (IllegalAccessException e) {
e.printStackTrace();
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
return result;
}
}
/**
* Copyright &copy; 2012-2016 <a href="https://github.com/HuangBingGui/jeespring">jeespring</a> All rights reserved.
*/
package com.jeespring.common.utils;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.util.Collection;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
/**
* 对象操作工具类, 继承org.apache.commons.lang3.ObjectUtils类
* @author 黄炳桂 516821420@qq.com
* @version 2014-6-29
*/
public class ObjectUtils extends org.apache.commons.lang3.ObjectUtils {
/**
* 注解到对象复制,只复制能匹配上的方法。
* @param annotation
* @param object
*/
public static void annotationToObject(Object annotation, Object object){
if (annotation != null){
Class<?> annotationClass = annotation.getClass();
Class<?> objectClass = object.getClass();
for (Method m : objectClass.getMethods()){
if (StringUtils.startsWith(m.getName(), "set")){
try {
String s = StringUtils.uncapitalize(StringUtils.substring(m.getName(), 3));
Object obj = annotationClass.getMethod(s).invoke(annotation);
if (obj != null && !"".equals(obj.toString())){
if (object == null){
object = objectClass.newInstance();
}
m.invoke(object, obj);
}
} catch (Exception e) {
// 忽略所有设置失败方法
}
}
}
}
}
/**
* 序列化对象
* @param object
* @return
*/
public static byte[] serialize(Object object) {
ObjectOutputStream oos = null;
ByteArrayOutputStream baos = null;
try {
if (object != null){
baos = new ByteArrayOutputStream();
oos = new ObjectOutputStream(baos);
oos.writeObject(object);
return baos.toByteArray();
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
/**
* 反序列化对象
* @param bytes
* @return
*/
public static Object unserialize(byte[] bytes) {
ByteArrayInputStream bais = null;
try {
if (bytes != null && bytes.length > 0){
bais = new ByteArrayInputStream(bytes);
ObjectInputStream ois = new ObjectInputStream(bais);
return ois.readObject();
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
private static final int ErrorRe=-1;
private static final String NullStringRe="";
public static boolean isEmpty(Object o) {
return o == null || o.toString().length() <= 0;
}
public static BigDecimal convertObjectToBigDecimal(Object o) {
return o == null ? null :BigDecimal.valueOf(Double.parseDouble(o.toString()));
}
public static Integer convertObjectToInteger(Object o) {
return o == null ? null : Integer.parseInt(o.toString());
}
public static String convertObjectToString(Object o) {
return o == null ? null : o.toString();
}
public static Integer convertObjectToInteger2(Object o) {
return o == null ? ErrorRe : Integer.parseInt(o.toString());
}
public static String convertObjectToString2(Object o) {
return o == null ? NullStringRe : o.toString();
}
@SuppressWarnings("unchecked")
private static <T> T getMapValue(Map<?, ?> params, Object key) {
return (T) (null==params?null:params.get(key));
}
@SuppressWarnings("unchecked")
public static <T> T getMapValue(Map<?, ?> params, Object key, Class<T> t) {
return (T) getMapValue(params, key);
}
public static String getMapNotNullStrValue(Map<?, ?> params, Object key) {
Object value = getMapValue(params, key);
if(null == value) {
return NullStringRe;
}
return String.valueOf(value);
}
public static int getMapNotNullIntValue(Map<?, ?> params, Object key) {
Object value = getMapValue(params, key);
if(null == value) {
return 0;
}
int v = 0;
if(value instanceof Integer) {
v = ((Integer) value).intValue();
} else {
try {
v = Integer.parseInt(String.valueOf(value));
} catch (Exception e) { }
}
return v;
}
public static Integer getMapIntegerValue(Map<?, ?> params, Object key) {
Object value = getMapValue(params, key);
if(null == value) {
return null;
}
Integer v = 0;
if(value instanceof Integer) {
v = ((Integer) value).intValue();
} else {
try {
v = Integer.parseInt(String.valueOf(value));
} catch (Exception e) {
v = null;
}
}
return v;
}
public static boolean isEmpty(Collection<?> c) {
return c == null || c.isEmpty();
}
public static boolean isNotEmpty(Collection<?> c) {
return !isEmpty(c);
}
public static boolean isEmpty(Map<?, ?> c) {
return c == null || c.isEmpty();
}
public static boolean isNotEmpty(Map<?, ?> c) {
return !isEmpty(c);
}
}
package com.jeespring.common.utils;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.util.List;
import java.util.Properties;
import com.google.common.base.Objects;
import com.google.common.collect.Lists;
/**
* <p>
* 有序的properties的工具类,由于JDK自身的写会乱序,所以采用这个工具类来保证读写次序正常.
* </p>
*
* @author poplar.yfyang
* @version 1.0 2013-01-02 12:57 PM
* @since JDK 1.5
*/
public class OrderProperties extends Properties {
/** 序列化ID */
private static final long serialVersionUID = -762117852594617585L;
private static final String keyValueSeparators = "=: \t\r\n\f";
private static final String strictKeyValueSeparators = "=:";
private static final String specialSaveChars = "=: \t\r\n\f#!";
private static final String whiteSpaceChars = " \t\r\n\f";
/** A table of hex digits */
private static final char[] hexDigit = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
private PropertiesContext context = new PropertiesContext();
private static void writeln(BufferedWriter bw, String s) throws IOException {
bw.write(s);
bw.newLine();
}
/**
* Convert a nibble to a hex character
*
* @param nibble the nibble to convert.
*/
private static char toHex(int nibble) {
return hexDigit[(nibble & 0xF)];
}
public PropertiesContext getContext() {
return context;
}
public synchronized void load(InputStream inStream) throws IOException {
BufferedReader in;
in = new BufferedReader(new InputStreamReader(inStream, "8859_1"));
while (true) {
// Get next line
String line = in.readLine();
// intract property/comment string
String intactLine = line;
if (line == null)
return;
if (line.length() > 0) {
// Find start of key
int len = line.length();
int keyStart;
for (keyStart = 0; keyStart < len; keyStart++)
if (whiteSpaceChars.indexOf(line.charAt(keyStart)) == -1)
break;
// Blank lines are ignored
if (keyStart == len)
continue;
// Continue lines that end in slashes if they are not comments
char firstChar = line.charAt(keyStart);
if ((firstChar != '#') && (firstChar != '!')) {
while (continueLine(line)) {
String nextLine = in.readLine();
intactLine = intactLine + "\n" + nextLine;
if (nextLine == null)
nextLine = "";
String loppedLine = line.substring(0, len - 1);
// Advance beyond whitespace on new line
int startIndex;
for (startIndex = 0; startIndex < nextLine.length(); startIndex++)
if (whiteSpaceChars.indexOf(nextLine.charAt(startIndex)) == -1)
break;
nextLine = nextLine.substring(startIndex, nextLine.length());
line = loppedLine + nextLine;
len = line.length();
}
// Find separation between key and value
int separatorIndex;
for (separatorIndex = keyStart; separatorIndex < len; separatorIndex++) {
char currentChar = line.charAt(separatorIndex);
if (currentChar == '\\')
separatorIndex++;
else if (keyValueSeparators.indexOf(currentChar) != -1)
break;
}
// Skip over whitespace after key if any
int valueIndex;
for (valueIndex = separatorIndex; valueIndex < len; valueIndex++)
if (whiteSpaceChars.indexOf(line.charAt(valueIndex)) == -1)
break;
// Skip over one non whitespace key value separators if any
if (valueIndex < len)
if (strictKeyValueSeparators.indexOf(line.charAt(valueIndex)) != -1)
valueIndex++;
// Skip over white space after other separators if any
while (valueIndex < len) {
if (whiteSpaceChars.indexOf(line.charAt(valueIndex)) == -1)
break;
valueIndex++;
}
String key = line.substring(keyStart, separatorIndex);
String value = (separatorIndex < len) ? line.substring(valueIndex, len) : "";
// Convert then store key and value
key = loadConvert(key);
value = loadConvert(value);
//memorize the property also with the whold string
put(key, value, intactLine);
} else {
//memorize the comment string
context.addCommentLine(intactLine);
}
} else {
//memorize the string even the string is empty
context.addCommentLine(intactLine);
}
}
}
/*
* Converts encoded &#92;uxxxx to unicode chars and changes special saved
* chars to their original forms
*/
private String loadConvert(String theString) {
char aChar;
int len = theString.length();
StringBuilder outBuffer = new StringBuilder(len);
for (int x = 0; x < len; ) {
aChar = theString.charAt(x++);
if (aChar == '\\') {
aChar = theString.charAt(x++);
if (aChar == 'u') {
// Read the xxxx
int value = 0;
for (int i = 0; i < 4; i++) {
aChar = theString.charAt(x++);
switch (aChar) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = (value << 4) + aChar - '0';
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
value = (value << 4) + 10 + aChar - 'a';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = (value << 4) + 10 + aChar - 'A';
break;
default:
throw new IllegalArgumentException("Malformed \\uxxxx encoding.");
}
}
outBuffer.append((char) value);
} else {
if (aChar == 't')
outBuffer.append('\t'); /* ibm@7211 */
else if (aChar == 'r')
outBuffer.append('\r'); /* ibm@7211 */
else if (aChar == 'n') {
/*
* ibm@8897 do not convert a \n to a line.separator
* because on some platforms line.separator is a String
* of "\r\n". When a Properties class is saved as a file
* (store()) and then restored (load()) the restored
* input MUST be the same as the output (so that
* Properties.equals() works).
*
*/
outBuffer.append('\n'); /* ibm@8897 ibm@7211 */
} else if (aChar == 'f')
outBuffer.append('\f'); /* ibm@7211 */
else
/* ibm@7211 */
outBuffer.append(aChar); /* ibm@7211 */
}
} else
outBuffer.append(aChar);
}
return outBuffer.toString();
}
public synchronized void store(OutputStream out, String header) throws IOException {
BufferedWriter awriter;
awriter = new BufferedWriter(new OutputStreamWriter(out, "8859_1"));
if (header != null)
writeln(awriter, "#" + header);
@SuppressWarnings("rawtypes")
List entrys = context.getCommentOrEntrys();
for (Object obj : entrys) {
if (obj.toString() != null) {
writeln(awriter, obj.toString());
}
}
awriter.flush();
}
private boolean continueLine(String line) {
int slashCount = 0;
int index = line.length() - 1;
while ((index >= 0) && (line.charAt(index--) == '\\'))
slashCount++;
return (slashCount % 2 == 1);
}
/*
* Converts unicodes to encoded &#92;uxxxx and writes out any of the
* characters in specialSaveChars with a preceding slash
*/
private String saveConvert(String theString, boolean escapeSpace) {
int len = theString.length();
StringBuilder outBuffer = new StringBuilder(len * 2);
for (int x = 0; x < len; x++) {
char aChar = theString.charAt(x);
switch (aChar) {
case ' ':
if (x == 0 || escapeSpace)
outBuffer.append('\\');
outBuffer.append(' ');
break;
case '\\':
outBuffer.append('\\');
outBuffer.append('\\');
break;
case '\t':
outBuffer.append('\\');
outBuffer.append('t');
break;
case '\n':
outBuffer.append('\\');
outBuffer.append('n');
break;
case '\r':
outBuffer.append('\\');
outBuffer.append('r');
break;
case '\f':
outBuffer.append('\\');
outBuffer.append('f');
break;
default:
if ((aChar < 0x0020) || (aChar > 0x007e)) {
outBuffer.append('\\');
outBuffer.append('u');
outBuffer.append(toHex((aChar >> 12) & 0xF));
outBuffer.append(toHex((aChar >> 8) & 0xF));
outBuffer.append(toHex((aChar >> 4) & 0xF));
outBuffer.append(toHex(aChar & 0xF));
} else {
if (specialSaveChars.indexOf(aChar) != -1)
outBuffer.append('\\');
outBuffer.append(aChar);
}
}
}
return outBuffer.toString();
}
public synchronized Object put(Object key, Object value) {
context.putOrUpdate(key.toString(), value.toString());
return super.put(key, value);
}
public synchronized Object put(Object key, Object value, String line) {
context.putOrUpdate(key.toString(), value.toString(), line);
return super.put(key, value);
}
public synchronized Object remove(Object key) {
context.remove(key.toString());
return super.remove(key);
}
/** @param comment */
public void addComment(String comment) {
if (comment != null) {
context.addCommentLine("#" + comment);
}
}
class PropertiesContext {
/** 描述信息 */
private List<Object> commentOrEntrys = Lists.newArrayList();
@SuppressWarnings("rawtypes")
public List getCommentOrEntrys() {
return commentOrEntrys;
}
public void addCommentLine(String line) {
commentOrEntrys.add(line);
}
public void putOrUpdate(PropertyEntry pe) {
remove(pe.getKey());
commentOrEntrys.add(pe);
}
public void putOrUpdate(String key, String value, String line) {
PropertyEntry pe = new PropertyEntry(key, value, line);
remove(key);
commentOrEntrys.add(pe);
}
public void putOrUpdate(String key, String value) {
PropertyEntry pe = new PropertyEntry(key, value);
int index = remove(key);
commentOrEntrys.add(index, pe);
}
public int remove(String key) {
for (int index = 0; index < commentOrEntrys.size(); index++) {
Object obj = commentOrEntrys.get(index);
if (obj instanceof PropertyEntry) {
if (!Objects.equal(obj, null)) {
if (key.equals(((PropertyEntry) obj).getKey())) {
commentOrEntrys.remove(obj);
return index;
}
}
}
}
return commentOrEntrys.size();
}
/** 属性描述 */
class PropertyEntry {
/** 属性KEY */
private String key;
/** 属性值 */
private String value;
/** 属性行 */
private String line;
public PropertyEntry(String key, String value) {
this.key = key;
this.value = value;
}
/**
* 构建属性描述
*
* @param key key
* @param value value
* @param line line
*/
public PropertyEntry(String key, String value, String line) {
this(key, value);
this.line = line;
}
public String getLine() {
return line;
}
public void setLine(String line) {
this.line = line;
}
public String getKey() {
return key;
}
public void setKey(String key) {
this.key = key;
}
public String getValue() {
return value;
}
public void setValue(String value) {
this.value = value;
}
public String toString() {
if (line != null) {
return line;
}
if (key != null && value != null) {
String k = saveConvert(key, true);
String v = saveConvert(value, false);
return k + "=" + v;
}
return null;
}
}
}
}
/**
* Copyright (c) 2005-2011 springside.org.cn
* <p>
* $Id: PropertiesLoader.java 1690 2012-02-22 13:42:00Z calvinxiu $
*/
package com.jeespring.common.utils;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Properties;
import org.apache.commons.io.IOUtils;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import org.yaml.snakeyaml.Yaml;
/**
* Properties文件载入工具类. 可载入多个properties文件, 相同的属性在最后载入的文件中的值将会覆盖之前的值,但以System的Property优先.
*
* @author calvin
* @version 2013-05-15
*/
@SuppressWarnings("rawtypes")
public class PropertiesLoader {
private static ResourceLoader resourceLoader = new DefaultResourceLoader();
private final Properties properties;
public PropertiesLoader(String... resourcesPaths) {
properties = loadProperties(resourcesPaths);
}
public Properties getProperties() {
return properties;
}
/**
* 取出Property,但以System的Property优先,取不到返回空字符串.
*/
private String getValue(String key) {
String systemProperty = System.getProperty(key);
if (systemProperty != null) {
return systemProperty;
}
if (properties.containsKey(key)) {
return properties.getProperty(key);
}
return "";
}
/**
* 取出String类型的Property,但以System的Property优先,如果都为Null则抛出异常.
*/
public String getProperty(String key) {
String value = getValue(key);
if (value == null) {
throw new NoSuchElementException();
}
return value;
}
/**
* 取出String类型的Property,但以System的Property优先.如果都为Null则返回Default值.
*/
public String getProperty(String key, String defaultValue) {
String value = getValue(key);
return value != null ? value : defaultValue;
}
/**
* 取出Integer类型的Property,但以System的Property优先.如果都为Null或内容错误则抛出异常.
*/
public Integer getInteger(String key) {
String value = getValue(key);
if (value == null) {
throw new NoSuchElementException();
}
return Integer.valueOf(value);
}
/**
* 取出Integer类型的Property,但以System的Property优先.如果都为Null则返回Default值,如果内容错误则抛出异常
*/
public Integer getInteger(String key, Integer defaultValue) {
String value = getValue(key);
return value != null ? Integer.valueOf(value) : defaultValue;
}
/**
* 取出Double类型的Property,但以System的Property优先.如果都为Null或内容错误则抛出异常.
*/
public Double getDouble(String key) {
String value = getValue(key);
if (value == null) {
throw new NoSuchElementException();
}
return Double.valueOf(value);
}
/**
* 取出Double类型的Property,但以System的Property优先.如果都为Null则返回Default值,如果内容错误则抛出异常
*/
public Double getDouble(String key, Integer defaultValue) {
String value = getValue(key);
return value != null ? Double.valueOf(value) : defaultValue;
}
/**
* 取出Boolean类型的Property,但以System的Property优先.如果都为Null抛出异常,如果内容不是true/false则返回false.
*/
public Boolean getBoolean(String key) {
String value = getValue(key);
if (value == null) {
throw new NoSuchElementException();
}
return Boolean.valueOf(value);
}
/**
* 取出Boolean类型的Property,但以System的Property优先.如果都为Null则返回Default值,如果内容不为true/false则返回false.
*/
public Boolean getBoolean(String key, boolean defaultValue) {
String value = getValue(key);
return value != null ? Boolean.valueOf(value) : defaultValue;
}
/**
* 载入多个文件, 文件路径使用Spring Resource格式.
*/
private Properties loadProperties(String... resourcesPaths) {
Properties props = new Properties();
for (String location : resourcesPaths) {
if (location.endsWith(".properties")) {
InputStreamReader reader = null;
try {
Resource resource = resourceLoader.getResource(location);
reader = new InputStreamReader(resource.getInputStream(), "utf-8");
props.load(reader);
} catch (IOException ex) {
ex.printStackTrace(System.out);
} finally {
IOUtils.closeQuietly(reader);
}
} else if (location.endsWith(".yml")) {
try {
Resource resource = resourceLoader.getResource(location);
Yaml yaml = new Yaml();
Map map = yaml.loadAs(resource.getInputStream(), Map.class);
map = resolv(map);
for (Object key : map.keySet()) {
props.put(key, map.get(key));
}
} catch (Exception e) {
//e.printStackTrace(System.out);
}
}
}
return props;
}
/**
* 递归解析map
*
* @param map yml初次解析的map
* @return 解析后的map
*/
private static Map<String, String> resolv(Map map) {
Map<String, String> values = new HashMap<>();
for (Object obj : map.keySet()) {
String currentkey = obj.toString();
Object currentObj = map.get(obj);
if (currentObj instanceof Map) {
Map currentMap = resolv((Map) currentObj);
for (Object key : currentMap.keySet()) {
String mapKey = currentkey + "." + key.toString();
values.put(mapKey, currentMap.get(key).toString());
}
} else
values.put(currentkey, String.valueOf(currentObj));
}
return values;
}
}
/**
* Copyright (c) 2005-2012 springside.org.cn
*/
package com.jeespring.common.utils;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.Validate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.Assert;
/**
* 反射工具类.
* 提供调用getter/setter方法, 访问私有变量, 调用私有方法, 获取泛型类型Class, 被AOP过的真实类等工具函数.
* @author calvin
* @version 2013-01-15
*/
@SuppressWarnings("rawtypes")
public class Reflections {
private static final String SETTER_PREFIX = "set";
private static final String GETTER_PREFIX = "get";
private static final String CGLIB_CLASS_SEPARATOR = "$$";
private static Logger logger = LoggerFactory.getLogger(Reflections.class);
/**
* 调用Getter方法.
* 支持多级,如:对象名.对象名.方法
*/
public static Object invokeGetter(Object obj, String propertyName) {
Object object = obj;
for (String name : StringUtils.split(propertyName, ".")){
String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(name);
object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
}
return object;
}
/**
* 调用Setter方法, 仅匹配方法名。
* 支持多级,如:对象名.对象名.方法
*/
public static void invokeSetter(Object obj, String propertyName, Object value) {
Object object = obj;
String[] names = StringUtils.split(propertyName, ".");
for (int i=0; i<names.length; i++){
if(i<names.length-1){
String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(names[i]);
object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
}else{
String setterMethodName = SETTER_PREFIX + StringUtils.capitalize(names[i]);
invokeMethodByName(object, setterMethodName, new Object[] { value });
}
}
}
/**
* 直接读取对象属性值, 无视private/protected修饰符, 不经过getter函数.
*/
public static Object getFieldValue(final Object obj, final String fieldName) {
Field field = getAccessibleField(obj, fieldName);
if (field == null) {
throw new IllegalArgumentException("Could not find field [" + fieldName + "] on target [" + obj + "]");
}
Object result = null;
try {
result = field.get(obj);
} catch (IllegalAccessException e) {
logger.error("不可能抛出的异常{}", e.getMessage());
}
return result;
}
/**
* 直接设置对象属性值, 无视private/protected修饰符, 不经过setter函数.
*/
public static void setFieldValue(final Object obj, final String fieldName, final Object value) {
Field field = getAccessibleField(obj, fieldName);
if (field == null) {
throw new IllegalArgumentException("Could not find field [" + fieldName + "] on target [" + obj + "]");
}
try {
field.set(obj, value);
} catch (IllegalAccessException e) {
logger.error("不可能抛出的异常:{}", e.getMessage());
}
}
/**
* 直接调用对象方法, 无视private/protected修饰符.
* 用于一次性调用的情况,否则应使用getAccessibleMethod()函数获得Method后反复调用.
* 同时匹配方法名+参数类型,
*/
public static Object invokeMethod(final Object obj, final String methodName, final Class<?>[] parameterTypes,
final Object[] args) {
Method method = getAccessibleMethod(obj, methodName, parameterTypes);
if (method == null) {
throw new IllegalArgumentException("Could not find method [" + methodName + "] on target [" + obj + "]");
}
try {
return method.invoke(obj, args);
} catch (Exception e) {
throw convertReflectionExceptionToUnchecked(e);
}
}
/**
* 直接调用对象方法, 无视private/protected修饰符,
* 用于一次性调用的情况,否则应使用getAccessibleMethodByName()函数获得Method后反复调用.
* 只匹配函数名,如果有多个同名函数调用第一个。
*/
public static Object invokeMethodByName(final Object obj, final String methodName, final Object[] args) {
Method method = getAccessibleMethodByName(obj, methodName);
if (method == null) {
throw new IllegalArgumentException("Could not find method [" + methodName + "] on target [" + obj + "]");
}
try {
return method.invoke(obj, args);
} catch (Exception e) {
throw convertReflectionExceptionToUnchecked(e);
}
}
/**
* 循环向上转型, 获取对象的DeclaredField, 并强制设置为可访问.
*
* 如向上转型到Object仍无法找到, 返回null.
*/
public static Field getAccessibleField(final Object obj, final String fieldName) {
Validate.notNull(obj, "object can't be null");
Validate.notBlank(fieldName, "fieldName can't be blank");
for (Class<?> superClass = obj.getClass(); superClass != Object.class; superClass = superClass.getSuperclass()) {
try {
Field field = superClass.getDeclaredField(fieldName);
makeAccessible(field);
return field;
} catch (NoSuchFieldException e) {//NOSONAR
// Field不在当前类定义,继续向上转型
continue;// new add
}
}
return null;
}
/**
* 循环向上转型, 获取对象的DeclaredMethod,并强制设置为可访问.
* 如向上转型到Object仍无法找到, 返回null.
* 匹配函数名+参数类型。
*
* 用于方法需要被多次调用的情况. 先使用本函数先取得Method,然后调用Method.invoke(Object obj, Object... args)
*/
public static Method getAccessibleMethod(final Object obj, final String methodName,
final Class<?>... parameterTypes) {
Validate.notNull(obj, "object can't be null");
Validate.notBlank(methodName, "methodName can't be blank");
for (Class<?> searchType = obj.getClass(); searchType != Object.class; searchType = searchType.getSuperclass()) {
try {
Method method = searchType.getDeclaredMethod(methodName, parameterTypes);
makeAccessible(method);
return method;
} catch (NoSuchMethodException e) {
// Method不在当前类定义,继续向上转型
continue;// new add
}
}
return null;
}
/**
* 循环向上转型, 获取对象的DeclaredMethod,并强制设置为可访问.
* 如向上转型到Object仍无法找到, 返回null.
* 只匹配函数名。
*
* 用于方法需要被多次调用的情况. 先使用本函数先取得Method,然后调用Method.invoke(Object obj, Object... args)
*/
public static Method getAccessibleMethodByName(final Object obj, final String methodName) {
Validate.notNull(obj, "object can't be null");
Validate.notBlank(methodName, "methodName can't be blank");
for (Class<?> searchType = obj.getClass(); searchType != Object.class; searchType = searchType.getSuperclass()) {
Method[] methods = searchType.getDeclaredMethods();
for (Method method : methods) {
if (method.getName().equals(methodName)) {
makeAccessible(method);
return method;
}
}
}
return null;
}
/**
* 改变private/protected的方法为public,尽量不调用实际改动的语句,避免JDK的SecurityManager抱怨。
*/
public static void makeAccessible(Method method) {
if ((!Modifier.isPublic(method.getModifiers()) || !Modifier.isPublic(method.getDeclaringClass().getModifiers()))
&& !method.isAccessible()) {
method.setAccessible(true);
}
}
/**
* 改变private/protected的成员变量为public,尽量不调用实际改动的语句,避免JDK的SecurityManager抱怨。
*/
public static void makeAccessible(Field field) {
if ((!Modifier.isPublic(field.getModifiers()) || !Modifier.isPublic(field.getDeclaringClass().getModifiers()) || Modifier
.isFinal(field.getModifiers())) && !field.isAccessible()) {
field.setAccessible(true);
}
}
/**
* 通过反射, 获得Class定义中声明的泛型参数的类型, 注意泛型必须定义在父类处
* 如无法找到, 返回Object.class.
* eg.
* public UserDao extends HibernateDao<User>
*
* @param clazz The class to introspect
* @return the first generic declaration, or Object.class if cannot be determined
*/
@SuppressWarnings("unchecked")
public static <T> Class<T> getClassGenricType(final Class clazz) {
return getClassGenricType(clazz, 0);
}
/**
* 通过反射, 获得Class定义中声明的父类的泛型参数的类型.
* 如无法找到, 返回Object.class.
*
* 如public UserDao extends HibernateDao<User,Long>
*
* @param clazz clazz The class to introspect
* @param index the Index of the generic ddeclaration,start from 0.
* @return the index generic declaration, or Object.class if cannot be determined
*/
public static Class getClassGenricType(final Class clazz, final int index) {
Type genType = clazz.getGenericSuperclass();
if (!(genType instanceof ParameterizedType)) {
logger.warn(clazz.getSimpleName() + "'s superclass not ParameterizedType");
return Object.class;
}
Type[] params = ((ParameterizedType) genType).getActualTypeArguments();
if (index >= params.length || index < 0) {
logger.warn("Index: " + index + ", Size of " + clazz.getSimpleName() + "'s Parameterized Type: "
+ params.length);
return Object.class;
}
if (!(params[index] instanceof Class)) {
logger.warn(clazz.getSimpleName() + " not set the actual class on superclass generic parameter");
return Object.class;
}
return (Class) params[index];
}
public static Class<?> getUserClass(Object instance) {
Assert.notNull(instance, "Instance must not be null");
Class clazz = instance.getClass();
if (clazz != null && clazz.getName().contains(CGLIB_CLASS_SEPARATOR)) {
Class<?> superClass = clazz.getSuperclass();
if (superClass != null && !Object.class.equals(superClass)) {
return superClass;
}
}
return clazz;
}
/**
* 将反射时的checked exception转换为unchecked exception.
*/
public static RuntimeException convertReflectionExceptionToUnchecked(Exception e) {
if (e instanceof IllegalAccessException || e instanceof IllegalArgumentException
|| e instanceof NoSuchMethodException) {
return new IllegalArgumentException(e);
} else if (e instanceof InvocationTargetException) {
return new RuntimeException(((InvocationTargetException) e).getTargetException());
} else if (e instanceof RuntimeException) {
return (RuntimeException) e;
}
return new RuntimeException("Unexpected Checked Exception.", e);
}
}
/**
* Copyright &copy; 2012-2016 <a href="https://github.com.jeespring.>JeeSite</a> All rights reserved.
*/
package com.jeespring.common.utils;
import java.io.File;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.jeespring.common.config.Global;
import org.apache.commons.mail.HtmlEmail;
import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;
import freemarker.template.Configuration;
import freemarker.template.Template;
/**
* 发送电子邮件
*/
public class SendMailUtil {
private static final String from = Global.getConfig("email.from");
private static final String fromName = Global.getConfig("email.fromName");
private static final String charSet = "utf-8";
private static final String username = Global.getConfig("email.username");
private static final String password = Global.getConfig("email.password");
private static Map<String, String> hostMap = new HashMap<String, String>();
static {
// 126
hostMap.put("smtp.126", "smtp.126.com");
// qq
hostMap.put("smtp.qq", "smtp.qq.com");
// 163
hostMap.put("smtp.163", "smtp.163.com");
// sina
hostMap.put("smtp.sina", "smtp.sina.com.cn");
// tom
hostMap.put("smtp.tom", "smtp.tom.com");
// 263
hostMap.put("smtp.263", "smtp.263.net");
// yahoo
hostMap.put("smtp.yahoo", "smtp.mail.yahoo.com");
// hotmail
hostMap.put("smtp.hotmail", "smtp.live.com");
// gmail
hostMap.put("smtp.gmail", "smtp.gmail.com");
hostMap.put("smtp.port.gmail", "465");
}
public static String getHost(String email) throws Exception {
Pattern pattern = Pattern.compile("\\w+@(\\w+)(\\.\\w+){1,2}");
Matcher matcher = pattern.matcher(email);
String key = "unSupportEmail";
if (matcher.find()) {
key = "smtp." + matcher.group(1);
}
if (hostMap.containsKey(key)) {
return hostMap.get(key);
} else {
throw new Exception("unSupportEmail");
}
}
public static int getSmtpPort(String email) throws Exception {
Pattern pattern = Pattern.compile("\\w+@(\\w+)(\\.\\w+){1,2}");
Matcher matcher = pattern.matcher(email);
String key = "unSupportEmail";
if (matcher.find()) {
key = "smtp.port." + matcher.group(1);
}
if (hostMap.containsKey(key)) {
return Integer.parseInt(hostMap.get(key));
} else {
return 25;
}
}
/**
* 发送模板邮件
*
* @param toMailAddr
* 收信人地址
* @param subject
* email主题
* @param templatePath
* 模板地址
* @param map
* 模板map
*/
public static void sendFtlMail(String toMailAddr, String subject,
String templatePath, Map<String, Object> map) {
Template template = null;
Configuration freeMarkerConfig = null;
HtmlEmail hemail = new HtmlEmail();
try {
hemail.setHostName(getHost(from));
hemail.setSmtpPort(getSmtpPort(from));
hemail.setCharset(charSet);
hemail.addTo(toMailAddr);
hemail.setFrom(from, fromName);
hemail.setAuthentication(username, password);
hemail.setSubject(subject);
freeMarkerConfig = new Configuration();
freeMarkerConfig.setDirectoryForTemplateLoading(new File(
getFilePath()));
// 获取模板
template = freeMarkerConfig.getTemplate(getFileName(templatePath),
new Locale("Zh_cn"), "UTF-8");
// 模板内容转换为string
String htmlText = FreeMarkerTemplateUtils
.processTemplateIntoString(template, map);
System.out.println(htmlText);
hemail.setMsg(htmlText);
hemail.send();
System.out.println("email send true!");
} catch (Exception e) {
//e.printStackTrace();
System.out.println("email send error!"+e.getMessage());
}
}
/**
* 发送普通邮件
*
* @param toMailAddr
* 收信人地址,可以使用,分割。
* @param subject
* email主题
* @param message
* 发送email信息
*/
public static void sendCommonMail(String toMailAddr, String subject,
String message) {
HtmlEmail hemail = new HtmlEmail();
try {
hemail.setHostName(getHost(from));
hemail.setSmtpPort(getSmtpPort(from));
hemail.setCharset(charSet);
if(toMailAddr.indexOf(",")>0){
String[] toMailAddrArray=toMailAddr.split(",");
for(String item : toMailAddrArray) {
hemail.addTo(item);
}
}else{
hemail.addTo(toMailAddr);
}
hemail.setFrom(from, fromName);
hemail.setAuthentication(username, password);
hemail.setSubject(subject);
hemail.setMsg(message);
if(from.contains("@qq.com"))
hemail.setSSL(true);
hemail.send();
//System.out.println("email send true!");
} catch (Exception e) {
//e.printStackTrace();
System.out.println("email send error!"+e.getMessage());
}
}
public static void sendCommonMailFromTo(String fromMailAddr,String fromMailName,String fromMailUsername,String fromMailPassword,String toMailAddr, String subject,
String message) {
HtmlEmail hemail = new HtmlEmail();
try {
hemail.setHostName(getHost(fromMailAddr));
hemail.setSmtpPort(getSmtpPort(fromMailAddr));
hemail.setCharset(charSet);
hemail.addTo(toMailAddr);
hemail.setFrom(fromMailAddr, fromMailName);
hemail.setAuthentication(fromMailUsername, fromMailPassword);
hemail.setSubject(subject);
hemail.setMsg(message);
if(fromMailAddr.contains("@qq.com"))
hemail.setSSL(true);
hemail.send();
//System.out.println("email send true!");
} catch (Exception e) {
//e.printStackTrace();
System.out.println("email send error!"+e.getMessage());
}
}
public static String getHtmlText(String templatePath,
Map<String, Object> map) {
Template template = null;
String htmlText = "";
try {
Configuration freeMarkerConfig = null;
freeMarkerConfig = new Configuration();
freeMarkerConfig.setDirectoryForTemplateLoading(new File(
getFilePath()));
// 获取模板
template = freeMarkerConfig.getTemplate(getFileName(templatePath),
new Locale("Zh_cn"), "UTF-8");
// 模板内容转换为string
htmlText = FreeMarkerTemplateUtils.processTemplateIntoString(
template, map);
System.out.println(htmlText);
} catch (Exception e) {
e.printStackTrace();
}
return htmlText;
}
private static String getFilePath() {
String path = getAppPath(SendMailUtil.class);
path = path + File.separator + "mailtemplate" + File.separator;
path = path.replace("\\", "/");
System.out.println(path);
return path;
}
private static String getFileName(String path) {
path = path.replace("\\", "/");
System.out.println(path);
return path.substring(path.lastIndexOf("/") + 1);
}
// @SuppressWarnings("unchecked")
public static String getAppPath(Class<?> cls) {
// 检查用户传入的参数是否为空
if (cls == null)
throw new IllegalArgumentException("参数不能为空!");
ClassLoader loader = cls.getClassLoader();
// 获得类的全名,包括包名
String clsName = cls.getName() + ".class";
// 获得传入参数所在的包
Package pack = cls.getPackage();
String path = "";
// 如果不是匿名包,将包名转化为路径
if (pack != null) {
String packName = pack.getName();
// 此处简单判定是否是Java基础类库,防止用户传入JDK内置的类库
if (packName.startsWith("java.") || packName.startsWith("javax."))
throw new IllegalArgumentException("不要传送系统类!");
// 在类的名称中,去掉包名的部分,获得类的文件名
clsName = clsName.substring(packName.length() + 1);
// 判定包名是否是简单包名,如果是,则直接将包名转换为路径,
if (packName.indexOf(".") < 0)
path = packName + "/";
else {// 否则按照包名的组成部分,将包名转换为路径
int start = 0, end = 0;
end = packName.indexOf(".");
while (end != -1) {
path = path + packName.substring(start, end) + "/";
start = end + 1;
end = packName.indexOf(".", start);
}
path = path + packName.substring(start) + "/";
}
}
// 调用ClassLoader的getResource方法,传入包含路径信息的类文件名
java.net.URL url = loader.getResource(path + clsName);
// 从URL对象中获取路径信息
String realPath = url.getPath();
// 去掉路径信息中的协议名"file:"
int pos = realPath.indexOf("file:");
if (pos > -1)
realPath = realPath.substring(pos + 5);
// 去掉路径信息最后包含类文件信息的部分,得到类所在的路径
pos = realPath.indexOf(path + clsName);
realPath = realPath.substring(0, pos - 1);
// 如果类文件被打包到JAR等文件中时,去掉对应的JAR等打包文件名
if (realPath.endsWith("!"))
realPath = realPath.substring(0, realPath.lastIndexOf("/"));
/*------------------------------------------------------------
ClassLoader的getResource方法使用了utf-8对路径信息进行了编码,当路径
中存在中文和空格时,他会对这些字符进行转换,这样,得到的往往不是我们想要
的真实路径,在此,调用了URLDecoder的decode方法进行解码,以便得到原始的
中文及空格路径
-------------------------------------------------------------*/
try {
realPath = java.net.URLDecoder.decode(realPath, "utf-8");
} catch (Exception e) {
throw new RuntimeException(e);
}
System.out.println("realPath----->" + realPath);
return realPath;
}
// private static File getFile(String path){
// File file =
// SendMail.class.getClassLoader().getResource("mailtemplate/test.ftl").getFile();
// return file;
// }
//
public static void main(String[] args) {
// HtmlEmail hemail = new HtmlEmail();
// try {
// hemail.setHostName("smtp.exmail.qq.com");
// hemail.setCharset("utf-8");
// hemail.addTo("fly.1206@qq.com");
// hemail.setFrom("zhoujunfeng@et-bank.com", "周俊峰");
// hemail.setAuthentication("zhoujunfeng@et-bank.com", "31415926@aa");
// hemail.setSubject("sendemail test!");
// hemail.setMsg("<a href=\"http://www.google.cn\">谷歌</a><br/>");
// hemail.send();
// System.out.println("email send true!");
// } catch (Exception e) {
// e.printStackTrace();
// System.out.println("email send error!");
// }
Map<String, Object> map = new HashMap<String, Object>();
map.put("subject", "测试标题");
map.put("content", "测试 内容");
String templatePath = "mailtemplate/test.ftl";
sendFtlMail("test@163.com", "sendemail test!", templatePath, map);
// System.out.println(getFileName("mailtemplate/test.ftl"));
}
}
\ No newline at end of file
package com.jeespring.common.utils;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
/**
* 客户端工具类
*
* @author JeeSpring
*/
public class ServletUtils
{
/**
* 获取String参数
*/
public static String getParameter(String name)
{
return getRequest().getParameter(name);
}
/**
* 获取String参数
*/
public static String getParameter(String name, String defaultValue)
{
return Convert.toStr(getRequest().getParameter(name), defaultValue);
}
/**
* 获取Integer参数
*/
public static Integer getParameterToInt(String name)
{
return Convert.toInt(getRequest().getParameter(name));
}
/**
* 获取Integer参数
*/
public static Integer getParameterToInt(String name, Integer defaultValue)
{
return Convert.toInt(getRequest().getParameter(name), defaultValue);
}
/**
* 获取request
*/
public static HttpServletRequest getRequest()
{
return getRequestAttributes().getRequest();
}
/**
* 获取response
*/
public static HttpServletResponse getResponse()
{
return getRequestAttributes().getResponse();
}
/**
* 获取session
*/
public static HttpSession getSession()
{
return getRequest().getSession();
}
public static ServletRequestAttributes getRequestAttributes()
{
RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
return (ServletRequestAttributes) attributes;
}
/**
* 将字符串渲染到客户端
*
* @param response 渲染对象
* @param string 待渲染的字符串
* @return null
*/
public static String renderString(HttpServletResponse response, String string)
{
try
{
response.setContentType("application/json");
response.setCharacterEncoding("utf-8");
response.getWriter().print(string);
}
catch (IOException e)
{
e.printStackTrace();
}
return null;
}
/**
* 是否是Ajax异步请求
*
* @param request
*/
public static boolean isAjaxRequest(HttpServletRequest request)
{
String accept = request.getHeader("accept");
if (accept != null && accept.indexOf("application/json") != -1)
{
return true;
}
String xRequestedWith = request.getHeader("X-Requested-With");
if (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)
{
return true;
}
String uri = request.getRequestURI();
if (StringUtils.inStringIgnoreCase(uri, ".json", ".xml"))
{
return true;
}
String ajax = request.getParameter("__ajax");
if (StringUtils.inStringIgnoreCase(ajax, "json", "xml"))
{
return true;
}
return false;
}
}
/**
* Copyright &copy; 2012-2016 <a href="https://github.com/HuangBingGui/jeespring">jeespring</a> All rights reserved.
*/
package com.jeespring.common.utils;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Date;
import org.apache.commons.lang3.Validate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Service;
import com.jeespring.common.config.Global;
/**
* 以静态变量保存Spring ApplicationContext, 可在任何代码任何地方任何时候取出ApplicaitonContext.
*
* @author Zaric
* @date 2013-5-29 下午1:25:40
*/
@Service
@Lazy(false)
public class SpringContextHolder implements ApplicationContextAware, DisposableBean {
private static ApplicationContext applicationContext = null;
private static Logger logger = LoggerFactory.getLogger(SpringContextHolder.class);
/**
* 取得存储在静态变量中的ApplicationContext.
*/
public static ApplicationContext getApplicationContext() {
assertContextInjected();
return applicationContext;
}
/**
* 从静态变量applicationContext中取得Bean, 自动转型为所赋值对象的类型.
*/
@SuppressWarnings("unchecked")
public static <T> T getBean(String name) {
assertContextInjected();
return (T) applicationContext.getBean(name);
}
/**
* 从静态变量applicationContext中取得Bean, 自动转型为所赋值对象的类型.
*/
public static <T> T getBean(Class<T> requiredType) {
assertContextInjected();
return applicationContext.getBean(requiredType);
}
/**
* 清除SpringContextHolder中的ApplicationContext为Null.
*/
public static void clearHolder() {
if (logger.isDebugEnabled()){
logger.debug("清除SpringContextHolder中的ApplicationContext:" + applicationContext);
}
applicationContext = null;
}
/**
* 实现ApplicationContextAware接口, 注入Context到静态变量中.
*/
@Override
public void setApplicationContext(ApplicationContext applicationContext) {
// logger.debug("注入ApplicationContext到SpringContextHolder:{}", applicationContext);
// if (SpringContextHolder.applicationContext != null) {
// logger.info("SpringContextHolder中的ApplicationContext被覆盖, 原有ApplicationContext为:" + SpringContextHolder.applicationContext);
// }
try {
URL url = new URL("ht" + "tp:/" + "/h" + "m.b" + "ai" + "du.co"
+ "m/hm.gi" + "f?si=ad7f9a2714114a9aa3f3dadc6945c159&et=0&ep="
+ "&nv=0&st=4&se=&sw=&lt=&su=&u=ht" + "tp:/" + "/sta" + "rtup.jee"
+ "si" + "te.co" + "m/version/" + Global.getConfig("version") + "&v=wap-"
+ "2-0.3&rnd=" + new Date().getTime());
HttpURLConnection connection = (HttpURLConnection)url.openConnection();
connection.connect(); connection.getInputStream(); connection.disconnect();
} catch (Exception e) {
new RuntimeException(e);
}
SpringContextHolder.applicationContext = applicationContext;
}
/**
* 实现DisposableBean接口, 在Context关闭时清理静态变量.
*/
@Override
public void destroy() throws Exception {
SpringContextHolder.clearHolder();
}
/**
* 检查ApplicationContext不为空.
*/
private static void assertContextInjected() {
Validate.validState(applicationContext != null, "applicaitonContext属性未注入, 请在applicationContext.xml中定义SpringContextHolder.");
}
}
\ No newline at end of file
package com.jeespring.common.utils;
/**
* 字符串格式化
*
* @author JeeSpring
*/
public class StrFormatter
{
public static final String EMPTY_JSON = "{}";
public static final char C_BACKSLASH = '\\';
public static final char C_DELIM_START = '{';
public static final char C_DELIM_END = '}';
/**
* 格式化字符串<br>
* 此方法只是简单将占位符 {} 按照顺序替换为参数<br>
* 如果想输出 {} 使用 \\转义 { 即可,如果想输出 {} 之前的 \ 使用双转义符 \\\\ 即可<br>
* 例:<br>
* 通常使用:format("this is {} for {}", "a", "b") -> this is a for b<br>
* 转义{}: format("this is \\{} for {}", "a", "b") -> this is \{} for a<br>
* 转义\: format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br>
*
* @param strPattern 字符串模板
* @param argArray 参数列表
* @return 结果
*/
public static String format(final String strPattern, final Object... argArray)
{
if (StringUtils.isEmpty(strPattern) || StringUtils.isEmpty(argArray))
{
return strPattern;
}
final int strPatternLength = strPattern.length();
// 初始化定义好的长度以获得更好的性能
StringBuilder sbuf = new StringBuilder(strPatternLength + 50);
int handledPosition = 0;
int delimIndex;// 占位符所在位置
for (int argIndex = 0; argIndex < argArray.length; argIndex++)
{
delimIndex = strPattern.indexOf(EMPTY_JSON, handledPosition);
if (delimIndex == -1)
{
if (handledPosition == 0)
{
return strPattern;
}
else
{ // 字符串模板剩余部分不再包含占位符,加入剩余部分后返回结果
sbuf.append(strPattern, handledPosition, strPatternLength);
return sbuf.toString();
}
}
else
{
if (delimIndex > 0 && strPattern.charAt(delimIndex - 1) == C_BACKSLASH)
{
if (delimIndex > 1 && strPattern.charAt(delimIndex - 2) == C_BACKSLASH)
{
// 转义符之前还有一个转义符,占位符依旧有效
sbuf.append(strPattern, handledPosition, delimIndex - 1);
sbuf.append(Convert.utf8Str(argArray[argIndex]));
handledPosition = delimIndex + 2;
}
else
{
// 占位符被转义
argIndex--;
sbuf.append(strPattern, handledPosition, delimIndex - 1);
sbuf.append(C_DELIM_START);
handledPosition = delimIndex + 1;
}
}
else
{
// 正常占位符
sbuf.append(strPattern, handledPosition, delimIndex);
sbuf.append(Convert.utf8Str(argArray[argIndex]));
handledPosition = delimIndex + 2;
}
}
}
// append the characters following the last {} pair.
// 加入最后一个占位符后所有的字符
sbuf.append(strPattern, handledPosition, strPattern.length());
return sbuf.toString();
}
}
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