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Spring Framework example source code file (HandlerInterceptorAdapter.java)

This example Spring Framework source code file (HandlerInterceptorAdapter.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

exception, exception, handlerinterceptor, handlerinterceptoradapter, http, httpservletrequest, httpservletrequest, httpservletresponse, httpservletresponse, modelandview, object, object, request, response, servlet

The Spring Framework HandlerInterceptorAdapter.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.handler;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

/**
 * Abstract adapter class for the HandlerInterceptor interface,
 * for simplified implementation of pre-only/post-only interceptors.
 *
 * @author Juergen Hoeller
 * @since 05.12.2003
 */
public abstract class HandlerInterceptorAdapter implements HandlerInterceptor {

	/**
	 * This implementation always returns <code>true.
	 */
	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
	    throws Exception {
		return true;
	}

	/**
	 * This implementation is empty.
	 */
	public void postHandle(
			HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView)
			throws Exception {
	}

	/**
	 * This implementation is empty.
	 */
	public void afterCompletion(
			HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex)
			throws Exception {
	}

}

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