パッケージ com.kazurayam.subprocessj

クラス ProcessFinder

java.lang.Object

com.kazurayam.subprocessj.ProcessFinder

public class ProcessFinder
extends Object

ネストされたクラスの概要

ネストされたクラス

修飾子とタイプ	クラス	説明
static class	ProcessFinder.ProcessFindingResult

メソッドの概要

修飾子とタイプ	メソッド	説明
static long	findCurrentJvmPid()
static ProcessFinder.ProcessFindingResult	findPidByListeningPort(int port)	Given an IP Port number, identify the id of OS process that is listening to the port.
static String	makeRegexForFilteringWindowsNetstatOutput(int port)	$ netstat -ano | find "LISTEN" | find "80" TCP 0.0.0.0:13688 0.0.0.0:0 LISTENING 4080 TCP [::]:13688 [::]:0 LISTENING 4080

クラスから継承されたメソッド java.lang.Object

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

メソッドの詳細

findCurrentJvmPid

public static long findCurrentJvmPid()

戻り値:

the process id of the OS process in which the current JVM is working

findPidByListeningPort

public static ProcessFinder.ProcessFindingResult findPidByListeningPort(int port)

Given an IP Port number, identify the id of OS process that is listening to the port. This will use OS-dependent commands, for example `lsof -i:portNumber -P` on Mac and Linux.

パラメータ:

port - IP port

戻り値:

FindingResult includes returncode

makeRegexForFilteringWindowsNetstatOutput

public static String makeRegexForFilteringWindowsNetstatOutput(int port)

   $ netstat -ano | find "LISTEN" | find "80"
     TCP         0.0.0.0:13688          0.0.0.0:0              LISTENING       4080
     TCP         [::]:13688             [::]:0                 LISTENING       4080
 

protocol local-address exteria-address state process-id

パラメータ:

port - IP port

戻り値:

a String as a Regular Expression pattern