Spring Framework example source code file (Log4jWebConfigurerTests.java)

This example Spring Framework source code file (Log4jWebConfigurerTests.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

filenotfoundexception, filenotfoundexception, filesystemresourceloader, filesystemresourceloader, io, log4jconfiglistener, log4jconfigservlet, log4jconfigservlet, mockservletconfig, mockservletcontext, mockservletcontext, net, network, servlet, servletcontextevent, servletexception, testcase, url

The Spring Framework Log4jWebConfigurerTests.java source code

/*
 * Copyright 2002-2005 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.util;

import java.io.FileNotFoundException;
import java.net.URL;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletException;

import junit.framework.TestCase;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.core.io.FileSystemResourceLoader;
import org.springframework.mock.web.MockServletConfig;
import org.springframework.mock.web.MockServletContext;
import org.springframework.util.Log4jConfigurerTests;
import org.springframework.util.MockLog4jAppender;

/**
 * @author Juergen Hoeller
 * @since 21.02.2005
 */
public class Log4jWebConfigurerTests extends TestCase {

	public void testInitLoggingWithClasspath() throws FileNotFoundException {
		doTestInitLogging("classpath:org/springframework/util/testlog4j.properties", false);
	}

	public void testInitLoggingWithRelativeFilePath() throws FileNotFoundException {
		doTestInitLogging("test/org/springframework/util/testlog4j.properties", false);
	}

	public void testInitLoggingWithAbsoluteFilePath() throws FileNotFoundException {
		URL url = Log4jConfigurerTests.class.getResource("testlog4j.properties");
		doTestInitLogging(url.toString(), false);
	}

	public void testInitLoggingWithClasspathAndRefreshInterval() throws FileNotFoundException {
		doTestInitLogging("classpath:org/springframework/util/testlog4j.properties", true);
	}

	public void testInitLoggingWithRelativeFilePathAndRefreshInterval() throws FileNotFoundException {
		doTestInitLogging("test/org/springframework/util/testlog4j.properties", true);
	}

	/* only works on Windows
	public void testInitLoggingWithAbsoluteFilePathAndRefreshInterval() throws FileNotFoundException {
		URL url = Log4jConfigurerTests.class.getResource("testlog4j.properties");
		doTestInitLogging(url.getFile(), true);
	}
	*/

	public void testInitLoggingWithFileUrlAndRefreshInterval() throws FileNotFoundException {
		URL url = Log4jConfigurerTests.class.getResource("testlog4j.properties");
		doTestInitLogging(url.toString(), true);
	}

	private void doTestInitLogging(String location, boolean refreshInterval) {
		MockServletContext sc = new MockServletContext("", new FileSystemResourceLoader());
		sc.addInitParameter(Log4jWebConfigurer.CONFIG_LOCATION_PARAM, location);
		if (refreshInterval) {
			sc.addInitParameter(Log4jWebConfigurer.REFRESH_INTERVAL_PARAM, "10");
		}
		Log4jWebConfigurer.initLogging(sc);

		try {
			doTestLogOutput();
		}
		finally {
			Log4jWebConfigurer.shutdownLogging(sc);
		}
		assertTrue(MockLog4jAppender.closeCalled);
	}

	private void doTestLogOutput() {
		Log log = LogFactory.getLog(this.getClass());
		log.debug("debug");
		log.info("info");
		log.warn("warn");
		log.error("error");
		log.fatal("fatal");

		assertTrue(MockLog4jAppender.loggingStrings.contains("debug"));
		assertTrue(MockLog4jAppender.loggingStrings.contains("info"));
		assertTrue(MockLog4jAppender.loggingStrings.contains("warn"));
		assertTrue(MockLog4jAppender.loggingStrings.contains("error"));
		assertTrue(MockLog4jAppender.loggingStrings.contains("fatal"));
	}

	public void testLog4jConfigListener() {
		Log4jConfigListener listener = new Log4jConfigListener();

		MockServletContext sc = new MockServletContext("", new FileSystemResourceLoader());
		sc.addInitParameter(Log4jWebConfigurer.CONFIG_LOCATION_PARAM,
				"test/org/springframework/util/testlog4j.properties");
		listener.contextInitialized(new ServletContextEvent(sc));

		try {
			doTestLogOutput();
		}
		finally {
			listener.contextDestroyed(new ServletContextEvent(sc));
		}
		assertTrue(MockLog4jAppender.closeCalled);
	}

	public void testLog4jConfigServlet() throws ServletException {
		Log4jConfigServlet servlet = new Log4jConfigServlet();

		MockServletContext sc = new MockServletContext("", new FileSystemResourceLoader());
		sc.addInitParameter(Log4jWebConfigurer.CONFIG_LOCATION_PARAM,
				"test/org/springframework/util/testlog4j.properties");
		servlet.init(new MockServletConfig(sc));

		try {
			doTestLogOutput();
		}
		finally {
			servlet.destroy();
		}
		assertTrue(MockLog4jAppender.closeCalled);
	}

}