org.apache.logging.log4j.core.message.ExtendedThreadInfoFactory Maven / Gradle / Ivy
/*
* 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.logging.log4j.core.message;
import aQute.bnd.annotation.Resolution;
import aQute.bnd.annotation.spi.ServiceProvider;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import org.apache.logging.log4j.message.ThreadDumpMessage.ThreadInfoFactory;
import org.apache.logging.log4j.message.ThreadInformation;
/**
* Factory to create extended thread information.
*/
@ServiceProvider(value = ThreadInfoFactory.class, resolution = Resolution.OPTIONAL)
public class ExtendedThreadInfoFactory implements ThreadInfoFactory {
public ExtendedThreadInfoFactory() {
final Method[] methods = ThreadInfo.class.getMethods();
boolean basic = true;
for (final Method method : methods) {
if (method.getName().equals("getLockInfo")) {
basic = false;
break;
}
}
if (basic) {
throw new IllegalStateException();
}
}
@Override
public Map createThreadInfo() {
final ThreadMXBean bean = ManagementFactory.getThreadMXBean();
final ThreadInfo[] array = bean.dumpAllThreads(true, true);
final Map threads = new HashMap<>(array.length);
for (final ThreadInfo info : array) {
threads.put(new ExtendedThreadInformation(info), info.getStackTrace());
}
return threads;
}
}