com.bea.content
Class BinaryHelper

java.lang.Object
  com.bea.content.BinaryHelper

public class BinaryHelper
extends Object

A helper class for dealing with binary data. This class is used to compute the checksum value stored in the WLP Repository.

Constructor Summary

BinaryHelper()

Method Summary

static String	createChecksum(InputStream is) Creates a checksum for a given InputStream.
static String	getChecksum(MessageDigest digest) Takes a populated MessageDigest and returns the HEX representation of the CheckSum.

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryHelper

public BinaryHelper()

Method Detail

createChecksum

public static String createChecksum(InputStream is)
                             throws RepositoryException

Creates a checksum for a given InputStream. The checksum is generated using a MessageDigest with the MD5 algorithm. Note: This method will consume the InputStream.

Parameters

is - a non-null InputStream

Returns

a String containing the checksum

Throws

RepositoryException - if an error occurs during the computation.

getChecksum

public static String getChecksum(MessageDigest digest)

Takes a populated MessageDigest and returns the HEX representation of the CheckSum.

Parameters

digest - The digest.

Returns

The checksum.