spring RequestMappingInfoHandlerMethodMappingNamingStrategy 源码
spring RequestMappingInfoHandlerMethodMappingNamingStrategy 代码
文件路径：/spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/RequestMappingInfoHandlerMethodMappingNamingStrategy.java
/*
* Copyright 2002-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.web.servlet.mvc.method;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.handler.HandlerMethodMappingNamingStrategy;
/**
* A {@link org.springframework.web.servlet.handler.HandlerMethodMappingNamingStrategy
* HandlerMethodMappingNamingStrategy} for {@code RequestMappingInfo}-based handler
* method mappings.
*
* If the {@code RequestMappingInfo} name attribute is set, its value is used.
* Otherwise the name is based on the capital letters of the class name,
* followed by "#" as a separator, and the method name. For example "TC#getFoo"
* for a class named TestController with method getFoo.
*
* @author Rossen Stoyanchev
* @since 4.1
*/
public class RequestMappingInfoHandlerMethodMappingNamingStrategy
implements HandlerMethodMappingNamingStrategy<RequestMappingInfo> {
/** Separator between the type and method-level parts of a HandlerMethod mapping name. */
public static final String SEPARATOR = "#";
@Override
public String getName(HandlerMethod handlerMethod, RequestMappingInfo mapping) {
if (mapping.getName() != null) {
return mapping.getName();
}
StringBuilder sb = new StringBuilder();
String simpleTypeName = handlerMethod.getBeanType().getSimpleName();
for (int i = 0; i < simpleTypeName.length(); i++) {
if (Character.isUpperCase(simpleTypeName.charAt(i))) {
sb.append(simpleTypeName.charAt(i));
}
}
sb.append(SEPARATOR).append(handlerMethod.getMethod().getName());
return sb.toString();
}
}
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