org.jutil
Class TRuntime

java.lang.Object
  org.jutil.TRuntime

public final class TRuntime
extends java.lang.Object

This is the TAssert utility code class.

Field Summary

static int	SIZEOF_INT SIZEOF_INT, convienence variable representing the size of an int (4)
static int	SIZEOF_K Convienence variable representing the size of an kilobyte (1024)
static int	SIZEOF_LONG Convienence variable representing the size of an long (8)
static int	SIZEOF_MEG Convienence variable representing the size of a megabyte (1024*1024)

Constructor Summary

TRuntime()
Ensure that no one can create instances of this Class.

Method Summary

static java.lang.String	formatAsK(int i) Convienence method for formatting as kilobytes e.g.
static java.lang.String	formatAsK(long l) Convienence method for formatting as kilobytes e.g.
static java.lang.String	formatAsK(java.lang.Number n) Convienence method for formatting as kilobytes e.g.
static java.lang.String	formatAsMB(int i) Convienence method for formatting as megabytes e.g.
static java.lang.String	formatAsMB(long bytes) Convienence method for formatting as megabytes e.g.
static java.lang.String	formatAsMB(java.lang.Number bytes) Convienence method for formatting as megabytes e.g.
static long	getFreeMem() USAGE: org.jutil.TRuntime.getFreeMem();
static float	getJavaVersion()
static float	getMemFreeAsPercent() USAGE: org.jutil.TRuntime.getMemFreeAsPercent();
static float	getMemUsedAsPercent() USAGE: org.jutil.TRuntime.getMemUsedAsPercent();
static java.lang.String	getSystemState() USAGE: org.jutil.TRuntime.getSystemState();
static long	getTotalMem() USAGE: org.jutil.TRuntime.getTotalMem();

Methods inherited from class java.lang.Object

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

Field Detail

SIZEOF_INT

public static final int SIZEOF_INT

SIZEOF_INT, convienence variable representing the size of an int (4)

Usage:

 System.out.println("Size of int == " +org.jutil.TRuntime.SIZEOF_INT);

See Also:

Constant Field Values

SIZEOF_LONG

public static final int SIZEOF_LONG

Convienence variable representing the size of an long (8)

Usage:

 System.out.println("Size of long == " +org.jutil.TRuntime.SIZEOF_LONG);

See Also:

Constant Field Values

SIZEOF_K

public static final int SIZEOF_K

Convienence variable representing the size of an kilobyte (1024)

Usage:

 System.out.println("Size of kilobyte == " +org.jutil.TRuntime.SIZEOF_K);

See Also:

Constant Field Values

SIZEOF_MEG

public static final int SIZEOF_MEG

Convienence variable representing the size of a megabyte (1024*1024)

Usage:

 System.out.println("Size of megabyte == " +org.jutil.TRuntime.SIZEOF_MEG);

1MB=1048576, 2MB=2097152, 5MB=5242880, 10MB=10485760, 50MB=52428800

See Also:

Constant Field Values

Constructor Detail

TRuntime

public TRuntime()

Ensure that no one can create instances of this Class.

Method Detail

getSystemState

public static final java.lang.String getSystemState()

USAGE: org.jutil.TRuntime.getSystemState();

getTotalMem

public static final long getTotalMem()

USAGE: org.jutil.TRuntime.getTotalMem();

getFreeMem

public static final long getFreeMem()

USAGE: org.jutil.TRuntime.getFreeMem();

getMemUsedAsPercent

public static final float getMemUsedAsPercent()

USAGE: org.jutil.TRuntime.getMemUsedAsPercent();

getMemFreeAsPercent

public static final float getMemFreeAsPercent()

USAGE: org.jutil.TRuntime.getMemFreeAsPercent();

formatAsK

public static final java.lang.String formatAsK(int i)

Convienence method for formatting as kilobytes e.g. 1k

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsK(1024);

Parameters:

i - - int value to format

formatAsMB

public static final java.lang.String formatAsMB(int i)

Convienence method for formatting as megabytes e.g. 10MB

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsMB(1048576));

Parameters:

i - - int value to format

formatAsK

public static final java.lang.String formatAsK(long l)

Convienence method for formatting as kilobytes e.g. 1k

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsK(1500l));

Parameters:

i - - long value to format

formatAsMB

public static final java.lang.String formatAsMB(long bytes)

Convienence method for formatting as megabytes e.g. 10MB

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsMB(1048576l));

Parameters:

i - - long value to format

formatAsK

public static final java.lang.String formatAsK(java.lang.Number n)

Convienence method for formatting as kilobytes e.g. 1k

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsK(new Long(1024)));

Parameters:

i - - Number value to format

formatAsMB

public static final java.lang.String formatAsMB(java.lang.Number bytes)

Convienence method for formatting as megabytes e.g. 10MB

Usage:

 System.out.println("mem == " +org.jutil.TRuntime.formatAsMB(new Long(1048576l)));

Parameters:

i - - Number value to format

getJavaVersion

public static final float getJavaVersion()