/**
* 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.hadoop.log;
import java.io.*;
import java.net.*;
import org.apache.hadoop.mapred.StatusHttpServer;
import junit.framework.TestCase;
import org.apache.commons.logging.*;
import org.apache.commons.logging.impl.*;
import org.apache.log4j.*;
public class TestLogLevel extends TestCase {
static final PrintStream out = System.out;
public void testDynamicLogLevel() throws Exception {
String logName = TestLogLevel.class.getName();
Log testlog = LogFactory.getLog(logName);
//only test Log4JLogger
if (testlog instanceof Log4JLogger) {
Logger log = ((Log4JLogger)testlog).getLogger();
log.debug("log.debug1");
log.info("log.info1");
log.error("log.error1");
assertTrue(!Level.ERROR.equals(log.getEffectiveLevel()));
StatusHttpServer server = new StatusHttpServer("..",
"localhost", 22222, true);
server.start();
int port = server.getPort();
//servlet
URL url = new URL("http://localhost:" + port
+ "/logLevel?log=" + logName + "&level=" + Level.ERROR);
out.println("*** Connecting to " + url);
URLConnection connection = url.openConnection();
connection.connect();
BufferedReader in = new BufferedReader(new InputStreamReader(
connection.getInputStream()));
for(String line; (line = in.readLine()) != null; out.println(line));
in.close();
log.debug("log.debug2");
log.info("log.info2");
log.error("log.error2");
assertTrue(Level.ERROR.equals(log.getEffectiveLevel()));
//command line
String[] args = {"-setlevel", "localhost:"+port, logName,""+Level.DEBUG};
LogLevel.main(args);
log.debug("log.debug3");
log.info("log.info3");
log.error("log.error3");
assertTrue(Level.DEBUG.equals(log.getEffectiveLevel()));
}
else {
out.println(testlog.getClass() + " not tested.");
}
}
}