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

Fields

Modifier and Type	Field and Description
static java.lang.String	COPYRIGHT
static java.lang.String	VERSION

Constructor Summary

Constructors

Constructor and Description
JavaUtils()

Method Summary

Methods

Modifier and Type	Method and Description
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)