Package com.github.fracpete.processoutput4j.core

Class AbstractProcessRunnable

java.lang.Object

com.github.fracpete.processoutput4j.core.AbstractProcessRunnable

All Implemented Interfaces:

java.lang.Runnable

Direct Known Subclasses:

AbstractProcessReader

public abstract class AbstractProcessRunnable
extends java.lang.Object
implements java.lang.Runnable

Ancestor for runnables that use a Process object.

Author:

fracpete (fracpete at waikato dot ac dot nz)

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.Process	m_Process	the process to read from.
protected java.util.concurrent.BlockingQueue<java.lang.Process>	m_Queue	the blocking queue for the process.
protected boolean	m_Stopped	whether the reader got stopped.

Constructor Summary

Constructors

Constructor	Description
AbstractProcessRunnable()	Initializes the reader.

Method Summary

Modifier and Type	Method	Description
protected abstract void	doRun()	The actual processing loop.
java.lang.Process	getProcess()	Returns the underlying Process object.
boolean	isStopped()	Returns whether execution got stopped.
protected void	logError(java.lang.String msg)	Just outputs the message on stderr.
protected void	logError(java.lang.String msg, java.lang.Throwable t)	Just outputs message and throwable on stderr.
void	run()	Reads the data from the process.
void	setProcess(java.lang.Process value)	Sets the process to monitor.
void	stopExecution()	Stops the execution.

Methods inherited from class java.lang.Object

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

Field Detail

m_Queue

protected java.util.concurrent.BlockingQueue<java.lang.Process> m_Queue

the blocking queue for the process.

m_Process

protected java.lang.Process m_Process

the process to read from.

m_Stopped

protected boolean m_Stopped

whether the reader got stopped.

Constructor Detail

AbstractProcessRunnable

public AbstractProcessRunnable()

Initializes the reader.

Method Detail

stopExecution

public void stopExecution()

Stops the execution.

isStopped

public boolean isStopped()

Returns whether execution got stopped.

Returns:

true if stopped

setProcess

public void setProcess(java.lang.Process value)

Sets the process to monitor.

Parameters:

value - the process object

getProcess

public java.lang.Process getProcess()

Returns the underlying Process object.

Returns:

the process object, null if none set

logError

protected void logError(java.lang.String msg)

Just outputs the message on stderr.

Parameters:

msg - the message to output

logError

protected void logError(java.lang.String msg,
                        java.lang.Throwable t)

Just outputs message and throwable on stderr.

Parameters:

msg - the message to output

t - the exception

doRun

protected abstract void doRun()

The actual processing loop.

run

public void run()

Reads the data from the process.

Specified by:

run in interface java.lang.Runnable