上传代码

src/main/java/com/nis/restful/CustomRequestMappingHandlerMapping.java

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+/**   
+* @Title: CustomRequestMappingHandlerMapping.java 
+* @Package com.nis.restful 
+* @Description: TODO(扩展原有hadlerMapping) 
+* @author （darnell）  
+* @date 2016年8月15日 上午10:26:34 
+* @version V1.0   
+*/
+package com.nis.restful;
+
+import java.lang.reflect.Method;
+
+import org.springframework.core.annotation.AnnotationUtils;
+import org.springframework.web.servlet.mvc.condition.RequestCondition;
+import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
+
+
+/** 
+* @ClassName: CustomRequestMappingHandlerMapping 
+* @Description: TODO(影射扩展，版本号自定义) 
+* @author (darnell)  
+* @date 2016年8月15日 上午10:26:34 
+* @version V1.0 
+*/
+public class CustomRequestMappingHandlerMapping extends RequestMappingHandlerMapping {
+	@Override
+    protected RequestCondition<ApiVersionCondition> getCustomTypeCondition(Class<?> handlerType) {
+        ApiVersion apiVersion = AnnotationUtils.findAnnotation(handlerType, ApiVersion.class);
+        return createCondition(apiVersion);
+    }
+ 
+    @Override
+    protected RequestCondition<ApiVersionCondition> getCustomMethodCondition(Method method) {
+        ApiVersion apiVersion = AnnotationUtils.findAnnotation(method, ApiVersion.class);
+        return createCondition(apiVersion);
+    }
+     
+    private RequestCondition<ApiVersionCondition> createCondition(ApiVersion apiVersion) {
+        return apiVersion == null ? null : new ApiVersionCondition(apiVersion.value());
+    }
+}