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java.lang.Object | +--org.apache.tools.ant.taskdefs.ExecuteWatchdog
Destroys a process running for too long. For example:
ExecuteWatchdog watchdog = new ExecuteWatchdog(30000); Execute exec = new Execute(myloghandler, watchdog); exec.setCommandLine(mycmdline); int exitvalue = exec.execute(); if (exitvalue != SUCCESS && watchdog.killedProcess()){ // it was killed on purpose by the watchdog }
Execute
Constructor Summary | |
ExecuteWatchdog(int timeout)
Creates a new watchdog with a given timeout. |
Method Summary | |
void |
checkException()
This method will rethrow the exception that was possibly caught during the run of the process. |
protected void |
cleanUp()
reset the monitor flag and the process. |
boolean |
isWatching()
Indicates whether or not the watchdog is still monitoring the process. |
boolean |
killedProcess()
Indicates whether the last process run was killed on timeout or not. |
void |
run()
Watches the process and terminates it, if it runs for to long. |
void |
start(java.lang.Process process)
Watches the given process and terminates it, if it runs for too long. |
void |
stop()
Stops the watcher. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public ExecuteWatchdog(int timeout)
timeout
- the timeout for the process in milliseconds. It must be greather than 0.Method Detail |
public void start(java.lang.Process process)
process
- the process to monitor. It cannot be nulljava.lang.IllegalStateException
- thrown if a process is still being monitored.public void stop()
public void run()
run
in interface java.lang.Runnable
protected void cleanUp()
public void checkException() throws BuildException
BuildException
- a wrapped exception over the one that was silently
swallowed and stored during the process run.public boolean isWatching()
public boolean killedProcess()
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