ai.libs.jaicore.processes

Class ProcessUtil

java.lang.Object

ai.libs.jaicore.processes.ProcessUtil

public class ProcessUtil
extends java.lang.Object

The process util provides convenient methods for securely killing processes of the operating system. For instance, this is useful whenever sub-processes are spawned and shall be killed reliably.

Method Summary

Modifier and Type	Method and Description
static OS	getOS() Retrieves the type of operating system.
static int	getPID(java.lang.Process process) Gets the operating system's process id of the given process.
static java.lang.Process	getProcessListProcess() Gets the OS process for the process list.
static java.util.Collection<ProcessInfo>	getRunningJavaProcesses() Gets a list of running java processes.
static void	killProcess(int pid) Kills the process with the given process id.
static void	killProcess(java.lang.Process process) Kills the provided process with a operating system's kill command.

Methods inherited from class java.lang.Object

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

Method Detail

getOS

public static OS getOS()

Retrieves the type of operating system.

Returns:

Returns the name of the operating system.

getProcessListProcess

public static java.lang.Process getProcessListProcess()
                                               throws java.io.IOException

Gets the OS process for the process list.

Returns:

The process for the process list.

Throws:

java.io.IOException - Thrown if a problem occurred while trying to access the process list process.

getRunningJavaProcesses

public static java.util.Collection<ProcessInfo> getRunningJavaProcesses()
                                                                 throws java.io.IOException

Gets a list of running java processes.

Returns:

The list of running Java processes.

Throws:

java.io.IOException - Throwsn if there was an issue accessing the OS's process list.

getPID

public static int getPID(java.lang.Process process)

Gets the operating system's process id of the given process.

Parameters:

process - The process for which the process id shall be looked up.

Returns:

The process id of the given process.

killProcess

public static void killProcess(int pid)
                        throws java.io.IOException

Kills the process with the given process id.

Parameters:

pid - The id of the process which is to be killed.

Throws:

java.io.IOException - Thrown if the system command could not be issued.

killProcess

public static void killProcess(java.lang.Process process)
                        throws java.io.IOException

Kills the provided process with a operating system's kill command.

Parameters:

process - The process to be killed.

Throws:

java.io.IOException - Thrown if the system command could not be issued.