com.paypal.selion.utils.process

Class UnixProcessHandler

java.lang.Object

com.paypal.selion.utils.process.AbstractProcessHandler

com.paypal.selion.utils.process.UnixProcessHandler

All Implemented Interfaces:

ProcessHandler

public class UnixProcessHandler
extends AbstractProcessHandler
implements ProcessHandler

This class provides for a simple implementation that aims at providing the logic to fetch processes as represented by ProcessNames and also in forcibly killing them on a Unix like environment.

Field Summary

Fields inherited from class com.paypal.selion.utils.process.AbstractProcessHandler

LOGGER

Constructor Summary

Constructors

Constructor and Description
UnixProcessHandler()

Method Summary

Modifier and Type	Method and Description
void	killProcess(List<ProcessInfo> processes)
protected boolean	matches(String image)
List<ProcessInfo>	potentialProcessToBeKilled()

Methods inherited from class com.paypal.selion.utils.process.AbstractProcessHandler

getCurrentProcessID, getProcessInfo, killProcess

Methods inherited from class java.lang.Object

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

Constructor Detail

UnixProcessHandler

public UnixProcessHandler()

Method Detail

potentialProcessToBeKilled

public List<ProcessInfo> potentialProcessToBeKilled()
                                             throws ProcessHandlerException

Specified by:

potentialProcessToBeKilled in interface ProcessHandler

Returns:

A List of ProcessInfo that represents the bunch of processes that need to be forcibly killed before a given node can be recycled.

Throws:

ProcessHandlerException

killProcess

public void killProcess(List<ProcessInfo> processes)
                 throws ProcessHandlerException

Specified by:

killProcess in interface ProcessHandler

Parameters:

processes - A List of ProcessInfo that are to be forcibly killed.

Throws:

ProcessHandlerException

matches

protected boolean matches(String image)

Specified by:

matches in class AbstractProcessHandler

Parameters:

image - - The image name of the process

Returns:

- true if the image name matches one of the below conditions when compared to the list of image names that are part of ProcessNames enum.

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• Ends with
• contains