ai.libs.jaicore.ml.scikitwrapper

Class AProcessListener

java.lang.Object

ai.libs.jaicore.ml.scikitwrapper.AProcessListener

All Implemented Interfaces:

IProcessListener

Direct Known Subclasses:

DefaultProcessListener

public abstract class AProcessListener
extends java.lang.Object
implements IProcessListener

The process listener may be attached to a process in order to handle its ouputs streams in a controlled way. For instance, the process listener can be used to pipe all outputs of the invoked process to a logger system.

Constructor Summary

Constructors

Constructor and Description
AProcessListener()

Method Summary

Modifier and Type	Method and Description
abstract void	handleError(java.lang.String error) Handle the output of the error output stream.
abstract void	handleInput(java.lang.String input) Handle the output of the standard output stream.
void	listenTo(java.lang.Process process) Lets the process listener listen to the output and error stream of the given process.

Methods inherited from class java.lang.Object

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

Constructor Detail

AProcessListener

public AProcessListener()

Method Detail

listenTo

public void listenTo(java.lang.Process process)
              throws java.io.IOException,
                     java.lang.InterruptedException

Description copied from interface: IProcessListener

Lets the process listener listen to the output and error stream of the given process.

Specified by:

listenTo in interface IProcessListener

Parameters:

process - The process to be listened to.

Throws:

java.io.IOException

java.lang.InterruptedException

handleError

public abstract void handleError(java.lang.String error)
                          throws java.io.IOException,
                                 java.lang.InterruptedException

Handle the output of the error output stream.

Parameters:

error - The line sent by the process via the error stream.

Throws:

java.io.IOException - An IOException is thrown if there is an issue reading from the process's stream.

java.lang.InterruptedException - An interrupted exception is thrown if the thread/process is interrupted while processing the error messages.

handleInput

public abstract void handleInput(java.lang.String input)
                          throws java.io.IOException,
                                 java.lang.InterruptedException

Handle the output of the standard output stream.

Parameters:

error - The line sent by the process via the standard output stream.

Throws:

java.io.IOException - An IOException is thrown if there is an issue reading from the process's stream.

java.lang.InterruptedException - An interrupted exception is thrown if the thread/process is interrupted while processing the standard output messages.