mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-08 14:51:49 +00:00
Merged 5.1.N (5.1.2) to 5.2.N (5.2.1)
125605 rmunteanu: Merged 5.1.1 (5.1.1) to 5.1.N (5.1.2)
125498 slanglois: MNT-16155 Update source headers - remove svn:eol-style property on Java and JSP source files
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/DEV/5.2.N/root@125783 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Raluca Munteanu
@@ -1,215 +1,215 @@
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package org.alfresco.repo.shutdown;
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import org.springframework.extensions.surf.util.AbstractLifecycleBean;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.context.ApplicationEvent;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.Date;
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/**
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* The Shutdown backstop is a spring bean that will ensure that shutdown completes
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* within a given time.
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*
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* If alfresco is blocked - for example waiting for a remote resource or a long
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* running actionbackstop will wait for a timeout and then call System.exit()
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*
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* @author mrogers
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*
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*/
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public class ShutdownBackstop extends AbstractLifecycleBean
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{
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/**
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* How long to go before shutdown (in ms)
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* Default 10 Seconds.
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*/
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private int timeout = 10000;
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/**
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* is the backstop enabled?
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*/
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private boolean enabled = true;
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protected final static Log log = LogFactory.getLog(ShutdownBackstop.class);
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public void setTimeout(int timeout) {
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this.timeout = timeout;
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}
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public int getTimeout() {
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return timeout;
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}
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@Override
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protected void onBootstrap(ApplicationEvent event)
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{
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// Do logging here for side effect of initialising log object.
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if (log.isDebugEnabled())
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{
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log.debug("Shutdown backstop onBootstrap");
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}
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// Nothing to do here
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}
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@Override
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protected void onShutdown(ApplicationEvent event)
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{
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if(isEnabled())
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{
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log.info("Shutdown backstop timer started");
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Thread selfDestructThread = new ShutdownBackstopThread(timeout);
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selfDestructThread.start();
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}
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}
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public void setEnabled(boolean enabled) {
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this.enabled = enabled;
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}
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public boolean isEnabled() {
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return enabled;
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}
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/**
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* This is a dangerous class! It will kill the JVM after sleeping
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* for timeout ms.
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*
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* It also dumps information to the system console prior to termination.
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*/
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private class ShutdownBackstopThread extends Thread
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{
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int timeout;
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public ShutdownBackstopThread(int timeout)
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{
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this.timeout = timeout;
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this.setDaemon(true);
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this.setName("Alfresco Shutdown Backstop Thread (Self Destruct)");
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}
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public void run()
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{
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try
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{
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sleep(timeout);
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}
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catch (InterruptedException e)
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{
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// nothing to do here
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}
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try
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{
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log.error("Alfresco terminating via Shutdown Backstop");
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}
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catch (Throwable t)
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{
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// Do nothing
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}
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try
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{
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// Try to dump the status of all threads
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SimpleDateFormat sf = new SimpleDateFormat("yyyyMMddHHmmss");
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String timeStr = sf.format(new Date());
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File f = new File("alf-backstop-" + timeStr + ".dmp");
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f.createNewFile();
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BufferedWriter w = new BufferedWriter(new FileWriter(f));
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w.write("Alfresco Shutdown Backstop Dump, time:" + timeStr);
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w.newLine();
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listAllThreads(w);
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w.close();
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}
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catch (Throwable t)
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{
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System.out.println(t.toString());
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t.printStackTrace();
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}
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try
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{
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log.error("Alfresco terminated");
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}
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catch (Throwable t)
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{
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// Do nothing
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}
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System.exit(1);
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}
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private void printThreadInfo(Thread t, String indent, BufferedWriter w) throws IOException
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{
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if (t == null){
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return;
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}
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w.write(indent + "Thread: " + t.getName() + " Priority: "
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+ t.getPriority() + (t.isDaemon() ? " Daemon" : "")
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+ (t.isAlive() ? "" : " Not Alive"));
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w.newLine();
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}
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/**
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* Display info about a thread group
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* @throws IOException
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*/
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private void printGroupInfo(ThreadGroup g, String indent, BufferedWriter w) throws IOException
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{
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if (g == null)
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{
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return;
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}
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int numThreads = g.activeCount();
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int numGroups = g.activeGroupCount();
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Thread[] threads = new Thread[numThreads];
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ThreadGroup[] groups = new ThreadGroup[numGroups];
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g.enumerate(threads, false);
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g.enumerate(groups, false);
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w.append(indent + "Thread Group: " + g.getName()
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+ " Max Priority: " + g.getMaxPriority()
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+ (g.isDaemon() ? " Daemon" : ""));
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w.newLine();
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for (int i = 0; i < numThreads; i++)
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{
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printThreadInfo(threads[i], indent + " ", w);
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}
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for (int i = 0; i < numGroups; i++)
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{
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printGroupInfo(groups[i], indent + " ", w);
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}
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}
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/**
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* Find the root thread group and list it recursively
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* @throws IOException
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*/
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public void listAllThreads(BufferedWriter w) throws IOException
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{
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ThreadGroup currentThreadGroup;
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ThreadGroup rootThreadGroup;
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ThreadGroup parent;
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// Get the current thread group
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currentThreadGroup = Thread.currentThread().getThreadGroup();
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// Now go find the root thread group
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rootThreadGroup = currentThreadGroup;
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parent = rootThreadGroup.getParent();
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while (parent != null) {
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rootThreadGroup = parent;
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parent = parent.getParent();
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}
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printGroupInfo(rootThreadGroup, "", w);
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}
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}
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}
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package org.alfresco.repo.shutdown;
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import org.springframework.extensions.surf.util.AbstractLifecycleBean;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.context.ApplicationEvent;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.Date;
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/**
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* The Shutdown backstop is a spring bean that will ensure that shutdown completes
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* within a given time.
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*
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* If alfresco is blocked - for example waiting for a remote resource or a long
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* running actionbackstop will wait for a timeout and then call System.exit()
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*
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* @author mrogers
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*
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*/
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public class ShutdownBackstop extends AbstractLifecycleBean
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{
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/**
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* How long to go before shutdown (in ms)
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* Default 10 Seconds.
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*/
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private int timeout = 10000;
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/**
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* is the backstop enabled?
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*/
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private boolean enabled = true;
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protected final static Log log = LogFactory.getLog(ShutdownBackstop.class);
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public void setTimeout(int timeout) {
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this.timeout = timeout;
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}
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public int getTimeout() {
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return timeout;
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}
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@Override
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protected void onBootstrap(ApplicationEvent event)
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{
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// Do logging here for side effect of initialising log object.
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if (log.isDebugEnabled())
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{
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log.debug("Shutdown backstop onBootstrap");
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}
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// Nothing to do here
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}
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@Override
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protected void onShutdown(ApplicationEvent event)
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{
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if(isEnabled())
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{
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log.info("Shutdown backstop timer started");
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Thread selfDestructThread = new ShutdownBackstopThread(timeout);
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selfDestructThread.start();
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}
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}
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public void setEnabled(boolean enabled) {
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this.enabled = enabled;
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}
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public boolean isEnabled() {
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return enabled;
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}
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/**
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* This is a dangerous class! It will kill the JVM after sleeping
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* for timeout ms.
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*
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* It also dumps information to the system console prior to termination.
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*/
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private class ShutdownBackstopThread extends Thread
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{
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int timeout;
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public ShutdownBackstopThread(int timeout)
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{
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this.timeout = timeout;
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this.setDaemon(true);
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this.setName("Alfresco Shutdown Backstop Thread (Self Destruct)");
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}
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public void run()
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{
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try
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{
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sleep(timeout);
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}
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catch (InterruptedException e)
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{
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// nothing to do here
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}
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try
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{
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log.error("Alfresco terminating via Shutdown Backstop");
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}
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catch (Throwable t)
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{
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// Do nothing
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}
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try
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{
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// Try to dump the status of all threads
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SimpleDateFormat sf = new SimpleDateFormat("yyyyMMddHHmmss");
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String timeStr = sf.format(new Date());
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File f = new File("alf-backstop-" + timeStr + ".dmp");
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f.createNewFile();
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BufferedWriter w = new BufferedWriter(new FileWriter(f));
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w.write("Alfresco Shutdown Backstop Dump, time:" + timeStr);
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w.newLine();
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listAllThreads(w);
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w.close();
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}
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catch (Throwable t)
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{
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System.out.println(t.toString());
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t.printStackTrace();
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}
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try
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{
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log.error("Alfresco terminated");
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}
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catch (Throwable t)
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{
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// Do nothing
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}
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System.exit(1);
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}
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private void printThreadInfo(Thread t, String indent, BufferedWriter w) throws IOException
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{
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if (t == null){
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return;
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}
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w.write(indent + "Thread: " + t.getName() + " Priority: "
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+ t.getPriority() + (t.isDaemon() ? " Daemon" : "")
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+ (t.isAlive() ? "" : " Not Alive"));
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w.newLine();
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}
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/**
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* Display info about a thread group
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* @throws IOException
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*/
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private void printGroupInfo(ThreadGroup g, String indent, BufferedWriter w) throws IOException
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{
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if (g == null)
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{
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return;
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}
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int numThreads = g.activeCount();
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int numGroups = g.activeGroupCount();
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Thread[] threads = new Thread[numThreads];
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ThreadGroup[] groups = new ThreadGroup[numGroups];
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g.enumerate(threads, false);
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g.enumerate(groups, false);
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w.append(indent + "Thread Group: " + g.getName()
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+ " Max Priority: " + g.getMaxPriority()
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+ (g.isDaemon() ? " Daemon" : ""));
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w.newLine();
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for (int i = 0; i < numThreads; i++)
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{
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printThreadInfo(threads[i], indent + " ", w);
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}
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for (int i = 0; i < numGroups; i++)
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{
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printGroupInfo(groups[i], indent + " ", w);
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}
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}
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/**
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* Find the root thread group and list it recursively
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* @throws IOException
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*/
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public void listAllThreads(BufferedWriter w) throws IOException
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{
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ThreadGroup currentThreadGroup;
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ThreadGroup rootThreadGroup;
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ThreadGroup parent;
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// Get the current thread group
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currentThreadGroup = Thread.currentThread().getThreadGroup();
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// Now go find the root thread group
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rootThreadGroup = currentThreadGroup;
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parent = rootThreadGroup.getParent();
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while (parent != null) {
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rootThreadGroup = parent;
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parent = parent.getParent();
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}
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printGroupInfo(rootThreadGroup, "", w);
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}
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}
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}
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