A C F G H I J K M N O P R S T U V

A

accept(ProcessVisitor, int) - Method in class com.jezhumble.javasysmon.OsProcess

Method to allow visiting the process tree.

C

children() - Method in class com.jezhumble.javasysmon.OsProcess

Gets the list of child processes of this object.

com.jezhumble.javasysmon - package com.jezhumble.javasysmon

JavaSysMon is designed to provide an OS-independent way to get live system information, such as CPU and memory usage, and manage processes, distributed as a single jar file.

cpuFrequencyInHz() - Method in class com.jezhumble.javasysmon.JavaSysMon

Get the CPU frequency in Hz

cpuFrequencyInHz() - Method in interface com.jezhumble.javasysmon.Monitor

Get the CPU frequency in Hz

CpuTimes - Class in com.jezhumble.javasysmon

This object represents a snapshot detailing the total time the CPUs have spent idle, in user mode, and in kernel mode.

CpuTimes(long, long, long) - Constructor for class com.jezhumble.javasysmon.CpuTimes

cpuTimes() - Method in class com.jezhumble.javasysmon.JavaSysMon

Gets a snapshot which contains the total amount of time the CPU has spent in user mode, kernel mode, and idle.

cpuTimes() - Method in interface com.jezhumble.javasysmon.Monitor

Gets a snapshot which contains the total amount of time the CPU has spent in user mode, kernel mode, and idle.

createTree(ProcessInfo[]) - Static method in class com.jezhumble.javasysmon.OsProcess

This method is the only way to create an OsProcess object.

currentPid() - Method in class com.jezhumble.javasysmon.JavaSysMon

Gets the pid of the process that is calling this method (assuming it is running in the same process).

currentPid() - Method in interface com.jezhumble.javasysmon.Monitor

Gets the pid of the process that is calling this method (assuming it is running in the same process).

F

FileUtils - Class in com.jezhumble.javasysmon

Convenience methods for interacting with the filesystem.

FileUtils() - Constructor for class com.jezhumble.javasysmon.FileUtils

find(int) - Method in class com.jezhumble.javasysmon.OsProcess

Finds and returns a particular node in the process tree by its id.

G

getCommand() - Method in class com.jezhumble.javasysmon.ProcessInfo

The command that was originally used to start this process.

getCpuUsage(CpuTimes) - Method in class com.jezhumble.javasysmon.CpuTimes

Gets the CPU usage given a previous snapshot of CPU times.

getFreeBytes() - Method in class com.jezhumble.javasysmon.MemoryStats

The amount of memory that is currently free, in bytes.

getIdleMillis() - Method in class com.jezhumble.javasysmon.CpuTimes

The total time in milliseconds that the CPUs have spent idle.

getName() - Method in class com.jezhumble.javasysmon.ProcessInfo

The name of this process.

getOwner() - Method in class com.jezhumble.javasysmon.ProcessInfo

The name of the owner of this process.

getParentPid() - Method in class com.jezhumble.javasysmon.ProcessInfo

The id of the parent process of this parent

getPid() - Method in class com.jezhumble.javasysmon.ProcessInfo

The id of this process

getResidentBytes() - Method in class com.jezhumble.javasysmon.ProcessInfo

The number of bytes used by this process that are currently in physical memory.

getSystemMillis() - Method in class com.jezhumble.javasysmon.CpuTimes

The total time in milliseconds that the CPUs have spent in kernel mode.

getSystemMillis() - Method in class com.jezhumble.javasysmon.ProcessInfo

The number of milliseconds that this process has been running on the CPUs in kernel mode.

getTotalBytes() - Method in class com.jezhumble.javasysmon.MemoryStats

The amount of memory that is available to the operating system, in bytes.

getTotalBytes() - Method in class com.jezhumble.javasysmon.ProcessInfo

The total size of this process in bytes.

getTotalMillis() - Method in class com.jezhumble.javasysmon.CpuTimes

The total time in milliseconds that the CPUs have been alive since the system was last booted.

getUserMillis() - Method in class com.jezhumble.javasysmon.CpuTimes

The total time in milliseconds that the CPUs have spent in user mode.

getUserMillis() - Method in class com.jezhumble.javasysmon.ProcessInfo

The number of milliseconds that this process has been running on the CPUs in user mode.

H

header() - Static method in class com.jezhumble.javasysmon.ProcessInfo

Prints out a header that can be used along with ProcessInfo.toString() (assuming you use a monospace font).

I

infanticide() - Method in class com.jezhumble.javasysmon.JavaSysMon

Attempts to kill all the descendants of the currently running process.

J

JavaSysMon - Class in com.jezhumble.javasysmon

This class provides the main API for JavaSysMon.

JavaSysMon() - Constructor for class com.jezhumble.javasysmon.JavaSysMon

Creates a new JavaSysMon object through which to access the JavaSysMon API.

K

killProcess(int) - Method in class com.jezhumble.javasysmon.JavaSysMon

Attempts to kill the process identified by the integer id supplied.

killProcess(int) - Method in interface com.jezhumble.javasysmon.Monitor

Attempts to kill the process identified by the integer id supplied.

killProcessTree(int, boolean) - Method in class com.jezhumble.javasysmon.JavaSysMon

Kills the process tree starting at the process identified by pid.

M

main(String[]) - Static method in class com.jezhumble.javasysmon.JavaSysMon

This is the main entry point when running the jar directly.

MemoryStats - Class in com.jezhumble.javasysmon

This object represents a snapshot detailing the total memory of some type (physical or swap) available to the operating system, and the amount that is currently free.

MemoryStats(long, long) - Constructor for class com.jezhumble.javasysmon.MemoryStats

Monitor - Interface in com.jezhumble.javasysmon

This is the interface that needs to be implemented for any platform that JavaSysMon supports.

N

numCpus() - Method in class com.jezhumble.javasysmon.JavaSysMon

Get the number of CPU cores.

numCpus() - Method in interface com.jezhumble.javasysmon.Monitor

Get the number of CPU cores.

O

osName() - Method in class com.jezhumble.javasysmon.JavaSysMon

Get the operating system name.

osName() - Method in interface com.jezhumble.javasysmon.Monitor

Get the operating system name.

OsProcess - Class in com.jezhumble.javasysmon

This object represents a node in the process tree.

P

physical() - Method in class com.jezhumble.javasysmon.JavaSysMon

Gets the physical memory installed, and the amount free.

physical() - Method in interface com.jezhumble.javasysmon.Monitor

Gets the physical memory installed, and the amount free.

pidsFromProcFilesystem() - Method in class com.jezhumble.javasysmon.FileUtils

If you're using an operating system that supports the proc filesystem, this returns a list of all processes by reading the directories under /proc

processInfo() - Method in class com.jezhumble.javasysmon.OsProcess

Information about this process.

ProcessInfo - Class in com.jezhumble.javasysmon

This object represents JavaSysMon's understanding of a process.

ProcessInfo(int, int, String, String, String, long, long, long, long) - Constructor for class com.jezhumble.javasysmon.ProcessInfo

processTable() - Method in class com.jezhumble.javasysmon.JavaSysMon

Get the current process table.

processTable() - Method in interface com.jezhumble.javasysmon.Monitor

Get the current process table.

processTree() - Method in class com.jezhumble.javasysmon.JavaSysMon

Gets the current process table in the form of a process tree.

ProcessVisitor - Interface in com.jezhumble.javasysmon

Allows you to visit the process tree using JavaSysMon.visitProcessTree(int, com.jezhumble.javasysmon.ProcessVisitor)

R

runRegexOnFile(Pattern, String) - Method in class com.jezhumble.javasysmon.FileUtils

Runs a regular expression on a file, and returns the first match.

S

setMonitor(Monitor) - Static method in class com.jezhumble.javasysmon.JavaSysMon

Allows you to register your own implementation of Monitor.

slurp(String) - Method in class com.jezhumble.javasysmon.FileUtils

Given a filename, reads the entire file into a string.

slurpFromInputStream(InputStream) - Method in class com.jezhumble.javasysmon.FileUtils

Given an InputStream, reads the entire file into a string.

slurpToByteArray(String) - Method in class com.jezhumble.javasysmon.FileUtils

Given a filename, reads the entire file into a byte array.

swap() - Method in class com.jezhumble.javasysmon.JavaSysMon

Gets the amount of swap available to the operating system, and the amount that is free.

swap() - Method in interface com.jezhumble.javasysmon.Monitor

Gets the amount of swap available to the operating system, and the amount that is free.

T

toString() - Method in class com.jezhumble.javasysmon.MemoryStats

toString() - Method in class com.jezhumble.javasysmon.ProcessInfo

A one-line string representation of some of the information in this object that can be used to print out a single line in a process table.

U

uptimeInSeconds() - Method in class com.jezhumble.javasysmon.JavaSysMon

How long the system has been up in seconds.

uptimeInSeconds() - Method in interface com.jezhumble.javasysmon.Monitor

How long the system has been up in seconds.

V

visit(OsProcess, int) - Method in interface com.jezhumble.javasysmon.ProcessVisitor

Called on every node.

visitProcessTree(int, ProcessVisitor) - Method in class com.jezhumble.javasysmon.JavaSysMon

Allows you to visit the process tree, starting at the node identified by pid.

A C F G H I J K M N O P R S T U V