update[litemall-core]: 支持swagger2。

litemall-core/src/main/java/org/linlinjava/litemall/core/config/SwaggerConfig.java

+package org.linlinjava.litemall.core.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import springfox.documentation.builders.ApiInfoBuilder;
+import springfox.documentation.builders.PathSelectors;
+import springfox.documentation.builders.RequestHandlerSelectors;
+import springfox.documentation.service.ApiInfo;
+import springfox.documentation.service.Contact;
+import springfox.documentation.spi.DocumentationType;
+import springfox.documentation.spring.web.plugins.Docket;
+import springfox.documentation.swagger2.annotations.EnableSwagger2;
+
+@Configuration
+@EnableSwagger2
+public class SwaggerConfig {
+    @Value("${swagger.enable:true}")
+    private boolean enableSwagger;
+
+    @Bean
+    public Docket createRestApi() {
+        return new Docket(DocumentationType.SWAGGER_2)
+                .apiInfo(apiInfo())
+                .enable(enableSwagger)
+                .select()
+                .apis(RequestHandlerSelectors.basePackage("org.linlinjava.litemall"))
+                .paths(PathSelectors.any())
+                .build();
+    }
+
+    private ApiInfo apiInfo() {
+        return new ApiInfoBuilder()
+                .title("litemall")
+                .description("又一个小商城。litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端")
+                .termsOfServiceUrl("https://github.com/linlinjava/litemall")
+                .version("0.1.0")
+                .license("MIT")
+                .licenseUrl("https://github.com/linlinjava/litemall/blob/master/LICENSE")
+                .contact(new Contact("linlinjava", "https://github.com/linlinjava", "linlinjava@163.com"))
+                .build();
+    }
+}

litemall-core/src/main/resources/application-dep.properties

+swagger.enable=true
\ No newline at end of file

litemall-core/src/main/resources/application-dev.properties

+swagger.enable=true
\ No newline at end of file

litemall-core/src/main/resources/application-prod.properties

+swagger.enable=false
\ No newline at end of file

litemall-core/src/main/resources/application.properties

+spring.profiles.active=dev
\ No newline at end of file