Package org.apache.maven.surefire.booter

Class ProcessInfo

java.lang.Object

org.apache.maven.surefire.booter.ProcessInfo

final class ProcessInfo
extends java.lang.Object

Immutable object which encapsulates PID and elapsed time (Unix) or start time (Windows).
Methods (getPID(), getTime(), isTimeBefore(ProcessInfo), isTimeEqualTo(ProcessInfo)) throw IllegalStateException if canUse() returns false or isError() returns true.

Since:

2.20.1

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static ProcessInfo	ERR_PROCESS_INFO
(package private) static ProcessInfo	INVALID_PROCESS_INFO
private java.lang.String	pid
private java.lang.Comparable	time

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ProcessInfo(java.lang.String pid, java.lang.Comparable time)

Method Summary

Modifier and Type	Method	Description
(package private) boolean	canUse()
private void	checkValid()
(package private) java.lang.String	getPID()
(package private) java.lang.Comparable	getTime()
(package private) boolean	isError()
(package private) boolean	isInvalid()
(package private) boolean	isTimeBefore(ProcessInfo that)
(package private) boolean	isTimeEqualTo(ProcessInfo that)
(package private) static ProcessInfo	unixProcessInfo(java.lang.String pid, long etime)	On Unix we do not get PID due to the command is interested only to etime of PPID:
(package private) static ProcessInfo	windowsProcessInfo(java.lang.String pid, long startTimestamp)

Methods inherited from class java.lang.Object

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

Field Detail

INVALID_PROCESS_INFO

static final ProcessInfo INVALID_PROCESS_INFO

ERR_PROCESS_INFO

static final ProcessInfo ERR_PROCESS_INFO

pid

private final java.lang.String pid

time

private final java.lang.Comparable time

Constructor Detail

ProcessInfo

private ProcessInfo(java.lang.String pid,
                    java.lang.Comparable time)

Method Detail

unixProcessInfo

@Nonnull
static ProcessInfo unixProcessInfo(java.lang.String pid,
                                   long etime)

On Unix we do not get PID due to the command is interested only to etime of PPID:

/bin/ps -o etime= -p 123

windowsProcessInfo

@Nonnull
static ProcessInfo windowsProcessInfo(java.lang.String pid,
                                      long startTimestamp)

canUse

boolean canUse()

isInvalid

boolean isInvalid()

isError

boolean isError()

getPID

java.lang.String getPID()

getTime

java.lang.Comparable getTime()

isTimeEqualTo

boolean isTimeEqualTo(ProcessInfo that)

isTimeBefore

boolean isTimeBefore(ProcessInfo that)

checkValid

private void checkValid()