org.fcrepo.test.fesl.util

Class DataUtils

java.lang.Object

org.fcrepo.test.fesl.util.DataUtils

public class DataUtils
extends java.lang.Object

Utility class for managing documents.

Author:

nishen@melcoe.mq.edu.au

Constructor Summary

Constructors

Constructor and Description
DataUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static org.w3c.dom.Document	getDocumentFromBytes(byte[] data) Creates an XML document object from a byte array.
static org.w3c.dom.Document	getDocumentFromFile(java.io.File file) Creates an XML document object from a file.
static org.w3c.dom.Document	getDocumentFromFile(java.lang.String filename) Creates an XML document object from a file.
static java.lang.String	getHash(byte[] data) Generates an MD5 checksum of a series of bytes.
static byte[]	loadFile(java.io.File file) Loads a file into a byte array.
static byte[]	loadFile(java.lang.String filename) Loads a file into a byte array.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataUtils

public DataUtils()

Method Detail

getDocumentFromFile

public static org.w3c.dom.Document getDocumentFromFile(java.lang.String filename)
                                                throws java.lang.Exception

Creates an XML document object from a file.

Parameters:

file - the filename of the file to load.

Returns:

the XML document object.

Throws:

java.lang.Exception

getDocumentFromFile

public static org.w3c.dom.Document getDocumentFromFile(java.io.File file)
                                                throws java.lang.Exception

Creates an XML document object from a file.

Parameters:

file - the file to load.

Returns:

the XML document object.

Throws:

java.lang.Exception

getDocumentFromBytes

public static org.w3c.dom.Document getDocumentFromBytes(byte[] data)
                                                 throws java.lang.Exception

Creates an XML document object from a byte array.

Parameters:

file - the file to load.

Returns:

the XML document object.

Throws:

java.lang.Exception

loadFile

public static byte[] loadFile(java.lang.String filename)
                       throws java.lang.Exception

Loads a file into a byte array.

Parameters:

filename - name of file to load.

Returns:

byte array containing the data file.

Throws:

java.lang.Exception

loadFile

public static byte[] loadFile(java.io.File file)
                       throws java.lang.Exception

Loads a file into a byte array.

Parameters:

File - to load.

Returns:

byte array containing the data file.

Throws:

java.lang.Exception

getHash

public static java.lang.String getHash(byte[] data)
                                throws java.security.NoSuchAlgorithmException

Generates an MD5 checksum of a series of bytes.

Parameters:

data - the byte array on which to compute the hash.

Returns:

the MD5 hash.

Throws:

java.security.NoSuchAlgorithmException