com.pega.pegarules.pub.util
Class JavaUtils

java.lang.Object
  com.pega.pegarules.pub.util.JavaUtils

public class JavaUtils
extends java.lang.Object

Helpful functions for Java.

Version:

$Revision: 14515 $ $Date: 2011-09-23 11:35:56 -0400 (Fri, 23 Sep 2011) $

Author:

Jim Gajnak

Field Summary

static java.lang.String	COPYRIGHT
static java.lang.String	VERSION

Constructor Summary

JavaUtils()

Method Summary

static int	byteArray2Int(byte[] in) Convert the first 4 bytes of array to equivalent integer.
static int	byteArray2Int(byte[] in, int offset)
static java.lang.String	getClassLocation(java.lang.String aClassName) Return the location of a class given its name,
static byte[]	int2ByteArray(int in) Convert an integer to a 4 byte array.

Methods inherited from class java.lang.Object

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

Field Detail

COPYRIGHT

public static final java.lang.String COPYRIGHT

See Also:

Constant Field Values

VERSION

public static final java.lang.String VERSION

Constructor Detail

JavaUtils

public JavaUtils()

Method Detail

getClassLocation

public static java.lang.String getClassLocation(java.lang.String aClassName)

Return the location of a class given its name,

Parameters:

aClassName - The name of the class to be looked up

Returns:

A string path to the class, or null if it cannot be resolved.

int2ByteArray

public static byte[] int2ByteArray(int in)

Convert an integer to a 4 byte array.

Parameters:

in - integer to convert

Returns:

4 byte array holding the integer

byteArray2Int

public static int byteArray2Int(byte[] in)

Convert the first 4 bytes of array to equivalent integer.

Parameters:

in - byte array for input

Returns:

corresponding integer

Throws:

java.lang.IllegalArgumentException - if array not at least 4 bytes.

byteArray2Int

public static int byteArray2Int(byte[] in,
                                int offset)