org.elasticsearch.common

Class PidFile

java.lang.Object

org.elasticsearch.common.PidFile

public final class PidFile
extends java.lang.Object

Process ID file abstraction that writes the current pid into a file and optionally removes it on system exit.

Method Summary

Modifier and Type	Method and Description
static PidFile	create(java.nio.file.Path path, boolean deleteOnExit) Creates a new PidFile and writes the current process ID into the provided path
java.nio.file.Path	getPath() Returns the process id file path
long	getPid() Returns the current process id
boolean	isDeleteOnExit() Returns true iff the process id file is deleted on system exit.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static PidFile create(java.nio.file.Path path,
                             boolean deleteOnExit)
                      throws java.io.IOException

Creates a new PidFile and writes the current process ID into the provided path

Parameters:

path - the path to the pid file. The file is newly created or truncated if it already exists

deleteOnExit - if true the pid file is deleted with best effort on system exit

Throws:

java.io.IOException - if an IOException occurs

getPid

public long getPid()

Returns the current process id

getPath

public java.nio.file.Path getPath()

Returns the process id file path

isDeleteOnExit

public boolean isDeleteOnExit()

Returns true iff the process id file is deleted on system exit. Otherwise false.