com.caucho.util
Class ThreadDump

java.lang.Object
  com.caucho.util.ThreadDump

Direct Known Subclasses:

ProThreadDump

public class ThreadDump
extends java.lang.Object

Generate a thread dump

Constructor Summary

protected

ThreadDump()

Method Summary

protected void	buildThread(java.lang.StringBuilder sb, java.lang.management.ThreadInfo info, java.lang.management.ThreadInfo nextInfo)
protected void	buildThreads(java.lang.StringBuilder sb, java.lang.management.ThreadInfo[] infoArray, java.lang.Thread.State matchState, boolean isNative)
static ThreadDump	create() Returns the singleton instance, creating if necessary.
void	dumpThreads() Log all threads to com.caucho.util.ThreadDump at info level.
void	dumpThreads(boolean onlyActive) Log threads to com.caucho.util.ThreadDump at info level.
java.lang.String	getThreadDump() Returns dump of all threads.
java.lang.String	getThreadDump(boolean onlyActive) Returns dump of threads.
java.lang.String	jsonThreadDump()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ThreadDump

protected ThreadDump()

Method Detail

create

public static ThreadDump create()

Returns the singleton instance, creating if necessary. An instance of com.caucho.server.admin.ProThreadDump will be returned if available and licensed. ProThreadDump includes the URI of the request the thread is processing, if applicable.

dumpThreads

public void dumpThreads()

Log all threads to com.caucho.util.ThreadDump at info level. Uses cached dump if recent (30s).

getThreadDump

public java.lang.String getThreadDump()

Returns dump of all threads. Uses cached dump if recent (30s).

dumpThreads

public void dumpThreads(boolean onlyActive)

Log threads to com.caucho.util.ThreadDump at info level. Optionally uses cached dump.

Parameters:

onlyActive - if true only running threads are logged

getThreadDump

public java.lang.String getThreadDump(boolean onlyActive)

Returns dump of threads. Optionally uses cached dump.

Parameters:

onlyActive - if true only running threads are logged

buildThreads

protected void buildThreads(java.lang.StringBuilder sb,
                            java.lang.management.ThreadInfo[] infoArray,
                            java.lang.Thread.State matchState,
                            boolean isNative)

buildThread

protected void buildThread(java.lang.StringBuilder sb,
                           java.lang.management.ThreadInfo info,
                           java.lang.management.ThreadInfo nextInfo)

jsonThreadDump

public java.lang.String jsonThreadDump()