feat: 更换音频播放方式

BREAKING CHANGE: 使用AudioClip类的方法播放连续的短音频可能会导致线程冲突使游戏卡顿，改用sun.audio类的AudioPlayer方法播放音频

src/com/bird/main/GameFrame.java

 package com.bird.main;
 
-import com.bird.util.MusicUtil;
-
 import static com.bird.util.Constant.FRAME_HEIGHT;
 import static com.bird.util.Constant.FRAME_WIDTH;
 import static com.bird.util.Constant.FRAME_X;
@@ -119,7 +117,6 @@ public class GameFrame extends Frame implements Runnable {
 		foreground = new GameForeground();
 		ready = new GameReady();
 		bird = new Bird();
-		MusicUtil.load();
 		setGameState(STATE_READY);
 
 		// 启动用于刷新窗口的线程

src/com/bird/util/Constant.java

@@ -22,36 +22,37 @@ public class Constant {
 	public static final int FRAME_Y = 100;
 
 	// 图像资源路径
-	public static final String BG_IMG_PATH = "sources/img/background.png"; // 背景图片
+	public static final String BG_IMG_PATH = "resources/img/background.png"; // 背景图片
 	
 	public static final int HOVER_MOVING_SCORE = 4; //出现移动管道的分数
 
-	// 小鸟图片
+		// 小鸟图片
 	public static final String[][] BIRDS_IMG_PATH = {
-			{ "sources/img/0.png", "sources/img/1.png", "sources/img/2.png", "sources/img/3.png", "sources/img/4.png",
-					"sources/img/5.png", "sources/img/6.png", "sources/img/7.png" },
-			{ "sources/img/up.png", "sources/img/up.png", "sources/img/up.png", "sources/img/up.png",
-					"sources/img/up.png", "sources/img/up.png", "sources/img/up.png", "sources/img/up.png" },
-			{ "sources/img/down_0.png", "sources/img/down_1.png", "sources/img/down_2.png", "sources/img/down_3.png",
-					"sources/img/down_4.png", "sources/img/down_5.png", "sources/img/down_6.png",
-					"sources/img/down_7.png" },
-			{ "sources/img/dead.png", "sources/img/dead.png", "sources/img/dead.png", "sources/img/dead.png",
-					"sources/img/dead.png", "sources/img/dead.png", "sources/img/dead.png", "sources/img/dead.png", } };
+			{ "resources/img/0.png", "resources/img/1.png", "resources/img/2.png", "resources/img/3.png",
+					"resources/img/4.png", "resources/img/5.png", "resources/img/6.png", "resources/img/7.png" },
+			{ "resources/img/up.png", "resources/img/up.png", "resources/img/up.png", "resources/img/up.png",
+					"resources/img/up.png", "resources/img/up.png", "resources/img/up.png", "resources/img/up.png" },
+			{ "resources/img/down_0.png", "resources/img/down_1.png", "resources/img/down_2.png",
+					"resources/img/down_3.png", "resources/img/down_4.png", "resources/img/down_5.png",
+					"resources/img/down_6.png", "resources/img/down_7.png" },
+			{ "resources/img/dead.png", "resources/img/dead.png", "resources/img/dead.png", "resources/img/dead.png",
+					"resources/img/dead.png", "resources/img/dead.png", "resources/img/dead.png",
+					"resources/img/dead.png", } };
 
 	// 云朵图片
-	public static final String[] CLOUDS_IMG_PATH = { "sources/img/cloud_0.png", "sources/img/cloud_1.png" };
+	public static final String[] CLOUDS_IMG_PATH = { "resources/img/cloud_0.png", "resources/img/cloud_1.png" };
 
 	// 水管图片
-	public static final String[] PIPE_IMG_PATH = { "sources/img/pipe.png", "sources/img/pipe_top.png",
-			"sources/img/pipe_bottom.png" };
+	public static final String[] PIPE_IMG_PATH = { "resources/img/pipe.png", "resources/img/pipe_top.png",
+			"resources/img/pipe_bottom.png" };
 
-	public static final String TITLE_IMG_PATH = "sources/img/title.png";
-	public static final String NOTICE_IMG_PATH = "sources/img/start.png";
-	public static final String SCORE_IMG_PATH = "sources/img/score.png";
-	public static final String OVER_IMG_PATH = "sources/img/over.png";
-	public static final String AGAIN_IMG_PATH = "sources/img/again.png";
+	public static final String TITLE_IMG_PATH = "resources/img/title.png";
+	public static final String NOTICE_IMG_PATH = "resources/img/start.png";
+	public static final String SCORE_IMG_PATH = "resources/img/score.png";
+	public static final String OVER_IMG_PATH = "resources/img/over.png";
+	public static final String AGAIN_IMG_PATH = "resources/img/again.png";
 
-	public static final String SCORE_FILE_PATH = "sources/score"; // 分数文件路径
+	public static final String SCORE_FILE_PATH = "resources/score"; // 分数文件路径
 
 	// 游戏背景色
 	public static final Color BG_COLOR = new Color(0x4bc4cf);

src/com/bird/util/MusicUtil.java

 package com.bird.util;
 
-import java.applet.Applet;
-import java.applet.AudioClip;
-import java.io.File;
-import java.net.MalformedURLException;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+
+import sun.audio.AudioPlayer;
+import sun.audio.AudioStream;
 
 /**
  * 音乐工具类
- *
+ * 
  * @author Kingyu wav音频：JDK提供的类可直接解码 mp3音频：JDK没有提供支持，需要使用第三方的工具包
- *
+ * 
  */
 public class MusicUtil {
 
-	private static AudioClip fly;
-	private static AudioClip crash;
-	private static AudioClip score;
-
-	// 装载音乐资源
-	@SuppressWarnings("deprecation")
-	public static void load() {
-		try {
-			fly = Applet.newAudioClip(new File("sources/wav/fly.wav").toURL());
-			crash = Applet.newAudioClip(new File("sources/wav/crash.wav").toURL());
-			score = Applet.newAudioClip(new File("sources/wav/score.wav").toURL());
-		} catch (MalformedURLException e) {
-			e.printStackTrace();
-		}
-	}
-
+	private static AudioStream fly;
+	private static AudioStream crash;
+	private static AudioStream score;
+	
+	private static InputStream flyIn;
+	private static InputStream crashIn;
+	private static InputStream scoreIn;
+	
 	//wav播放
 	public static void playFly() {
-		fly.play();
+		try {
+			// create an audiostream from the inputstream
+			flyIn = new FileInputStream("resources/wav/fly.wav");
+			fly = new AudioStream(flyIn);
+		} catch (FileNotFoundException fnfe) {
+		} catch (IOException ioe) {
+		}
+		AudioPlayer.player.start(fly);
 	}
-
+	
 	public static void playCrash() {
-		crash.play();
+		try {
+			// create an audiostream from the inputstream
+			crashIn = new FileInputStream("resources/wav/crash.wav");
+			crash = new AudioStream(crashIn);
+		} catch (FileNotFoundException fnfe) {
+		} catch (IOException ioe) {
+		}
+		AudioPlayer.player.start(crash);
 	}
-
+	
 	public static void playScore() {
-		score.play();
+		try {
+			// create an audiostream from the inputstream
+			scoreIn = new FileInputStream("resources/wav/score.wav");
+			score = new AudioStream(scoreIn);
+		} catch (FileNotFoundException fnfe) {
+		} catch (IOException ioe) {
+		}
+		AudioPlayer.player.start(score);
 	}
-
 }