Struts example source code file (ActionContextCleanUpTest.java)

This example Struts source code file (ActionContextCleanUpTest.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 - Struts tags/keywords

actioncontextcleanup, actioncontextcleanup, counter, exception, http, innerdispatcher, innerdispatcher, integer, integer, io, ioexception, mockfilterchain, override, override, request, response, servlet, servletexception, servletresponse, util

The Struts ActionContextCleanUpTest.java source code

/*
 * $Id: ActionContextCleanUpTest.java 651946 2008-04-27 13:41:38Z apetrelli $
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.struts2.dispatcher;

import java.io.IOException;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts2.dispatcher.mapper.ActionMapping;
import org.springframework.mock.web.MockFilterConfig;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.mock.web.MockServletContext;

import com.mockobjects.servlet.MockFilterChain;

import junit.framework.TestCase;

/**
 * @version $Date: 2008-04-27 15:41:38 +0200 (Sun, 27 Apr 2008) $ $Id: ActionContextCleanUpTest.java 651946 2008-04-27 13:41:38Z apetrelli $
 */
public class ActionContextCleanUpTest extends TestCase {


    protected MockFilterConfig filterConfig;
    protected MockHttpServletRequest request;
    protected MockHttpServletResponse response;
    protected MockFilterChain filterChain;
    protected MockFilterChain filterChain2;
    protected MockServletContext servletContext;

    protected Counter counter;
    protected Map<String, Integer> _tmpStore;
    protected InnerDispatcher _dispatcher;
    protected InnerDispatcher _dispatcher2;
    protected ActionContextCleanUp cleanUp;
    protected ActionContextCleanUp cleanUp2;


    @Override
    protected void tearDown() throws Exception {
        filterConfig = null;
        request = null;
        response = null;
        filterChain = null;
        filterChain2 = null;
        servletContext = null;
        counter = null;
        _tmpStore = null;
        _dispatcher = null;
        _dispatcher2 = null;
        cleanUp = null;
        cleanUp2 = null;
    }

    @Override
    protected void setUp() throws Exception {
        Dispatcher.setInstance(null);

        counter = new Counter();
        _tmpStore = new LinkedHashMap<String, Integer>();

        filterConfig = new MockFilterConfig();
        request = new MockHttpServletRequest();
        response = new MockHttpServletResponse();
        servletContext = new MockServletContext();
        _dispatcher = new InnerDispatcher(servletContext) {
            @Override
            public String toString() {
                return "dispatcher";
            }
        };
        _dispatcher2 = new InnerDispatcher(servletContext){
            @Override
            public String toString() {
                return "dispatcher2";
            }
        };


        filterChain = new MockFilterChain() {
            @Override
            public void doFilter(ServletRequest request, ServletResponse response) throws IOException, ServletException {
                _tmpStore.put("counter"+(counter.count++), (Integer) request.getAttribute("__cleanup_recursion_counter"));
            }
        };

        cleanUp = new ActionContextCleanUp();
        cleanUp2 = new ActionContextCleanUp();
        filterChain2 = new MockFilterChain() {
            @Override
            public void doFilter(ServletRequest request, ServletResponse response) throws IOException, ServletException {
                _tmpStore.put("counter"+(counter.count++), (Integer) request.getAttribute("__cleanup_recursion_counter"));
                cleanUp2.doFilter(request, response, filterChain);
            }
        };
    }


    public void testSingle() throws Exception {
        assertNull(request.getAttribute("__cleanup_recursion_counter"));

        cleanUp.init(filterConfig);
        cleanUp.doFilter(request, response, filterChain);
        cleanUp.destroy();

        assertEquals(_tmpStore.size(), 1);
        assertEquals(_tmpStore.get("counter0"), new Integer(1));

        assertEquals(request.getAttribute("__cleanup_recursion_counter"), new Integer("0"));
    }

    public void testMultiple() throws Exception {
        assertNull(request.getAttribute("__cleanup_recursion_counter"));

        cleanUp.init(filterConfig);
        cleanUp2.init(filterConfig);
        cleanUp.doFilter(request, response, filterChain2);
        cleanUp2.destroy();
        cleanUp.destroy();

        assertEquals(_tmpStore.size(), 2);
        assertEquals(_tmpStore.get("counter0"), new Integer(1));
        assertEquals(_tmpStore.get("counter1"), new Integer(2));

        assertEquals(request.getAttribute("__cleanup_recursion_counter"), new Integer("0"));
    }


    class InnerDispatcher extends Dispatcher {
        public boolean prepare = false;
        public boolean wrapRequest = false;
        public boolean service = false;

        public InnerDispatcher(ServletContext servletContext) {
            super(servletContext, new HashMap<String,String>());
        }

        @Override
        public void prepare(HttpServletRequest request, HttpServletResponse response) {
            prepare = true;
        }

        @Override
        public HttpServletRequest wrapRequest(HttpServletRequest request, ServletContext servletContext) throws IOException {
            wrapRequest = true;
            return request;
        }

        @Override
        public void serviceAction(HttpServletRequest request, HttpServletResponse response, ServletContext context, ActionMapping mapping) throws ServletException {
            service = true;
        }
    }

    class Counter {
        public int count=0;
    }
}