Spring Framework example source code file (MethodNameResolver.java)

This example Spring Framework source code file (MethodNameResolver.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

http, methodnameresolver, methodnameresolver, nosuchrequesthandlingmethodexception, nosuchrequesthandlingmethodexception, request, response, servlet, string, string

The Spring Framework MethodNameResolver.java source code

/*
 * Copyright 2002-2006 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
 *
 *      http://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.multiaction;

import javax.servlet.http.HttpServletRequest;

/**
 * Interface that parameterizes the MultiActionController class
 * using the <b>Strategy GoF Design pattern, allowing
 * the mapping from incoming request to handler method name
 * to be varied without affecting other application code.
 *
 * <p>Illustrates how delegation can be more flexible than subclassing.
 *
 * @author Rod Johnson
 * @see MultiActionController#setMethodNameResolver
 */
public interface MethodNameResolver {
	
	/**
	 * Return a method name that can handle this request. Such
	 * mappings are typically, but not necessarily, based on URL.
	 * @param request current HTTP request
	 * @return a method name that can handle this request.
	 * Never returns <code>null; throws exception if not resolvable.
	 * @throws NoSuchRequestHandlingMethodException if no handler method
	 * can be found for the given request
	 */
	String getHandlerMethodName(HttpServletRequest request) throws NoSuchRequestHandlingMethodException;

}