eu.scape_project.core.model
Class JavaDigestValue

java.lang.Object
  eu.scape_project.core.model.JavaDigestValue

All Implemented Interfaces:

DigestValue, Serializable

public class JavaDigestValue
extends Object
implements DigestValue, Serializable

Author:

Carl Wilson carlwilson-bl@SourceForge carlwilson-bl@github

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface eu.scape_project.core.api.DigestValue

DigestValue.DigestAlgorithm

Method Summary

static Set<JavaDigestValue>	createDigestSet(Set<DigestValue.DigestAlgorithm> algorithms, InputStream is)
boolean	equals(Object obj)
URI	getAlgorithmId()
byte[]	getDigest()
String	getHexDigest()
static JavaDigestValue	getInstance(DigestValue.DigestAlgorithm algorithm, byte[] digest)
static JavaDigestValue	getInstance(DigestValue.DigestAlgorithm algorithm, File file)
static JavaDigestValue	getInstance(DigestValue.DigestAlgorithm algorithm, InputStream byteStream)
static JavaDigestValue	getInstance(DigestValue.DigestAlgorithm algorithm, String hexDigest)
static JavaDigestValue	getInstance(String xml)
int	hashCode()
String	toString()
String	toXml()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getAlgorithmId

public URI getAlgorithmId()

Specified by:

getAlgorithmId in interface DigestValue

Returns:

the algorithm id for the digest as a java.net.URI

getHexDigest

public String getHexDigest()

Specified by:

getHexDigest in interface DigestValue

Returns:

the hex value of the digest as a java.lang.String

getDigest

public byte[] getDigest()

Specified by:

getDigest in interface DigestValue

Returns:

the digest value as a byte[]

toXml

public String toXml()
             throws JAXBException

Returns:

a String xml representation of the object

Throws:

JAXBException

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

getInstance

public static JavaDigestValue getInstance(String xml)
                                   throws JAXBException

Parameters:

xml -

Returns:

a new JavaDigestValue object serialized from XML

Throws:

JAXBException

getInstance

public static JavaDigestValue getInstance(DigestValue.DigestAlgorithm algorithm,
                                          byte[] digest)

Parameters:

algorithm - the DigestAlgorithm to use

digest - the calculated digest byte array

Returns:

a new JavaDigestValue object.

getInstance

public static JavaDigestValue getInstance(DigestValue.DigestAlgorithm algorithm,
                                          String hexDigest)

Parameters:

algorithm - the DigestAlgorithm to use

hexDigest - the calculated digest hex string

Returns:

a new JavaDigestValue object.

getInstance

public static JavaDigestValue getInstance(DigestValue.DigestAlgorithm algorithm,
                                          InputStream byteStream)
                                   throws IOException,
                                          NoSuchAlgorithmException

Parameters:

byteStream -

algorithm -

Returns:

a new JavaDigestValue object

Throws:

IOException

NoSuchAlgorithmException

getInstance

public static JavaDigestValue getInstance(DigestValue.DigestAlgorithm algorithm,
                                          File file)
                                   throws FileNotFoundException,
                                          IOException,
                                          NoSuchAlgorithmException

Parameters:

file -

algorithm -

Returns:

a new JavaDigestValue object

Throws:

FileNotFoundException

IOException

NoSuchAlgorithmException

createDigestSet

public static Set<JavaDigestValue> createDigestSet(Set<DigestValue.DigestAlgorithm> algorithms,
                                                   InputStream is)
                                            throws NoSuchAlgorithmException,
                                                   IOException

Parameters:

algorithms - a set of algorithms to calculate

is - an input stream to calc some digests from

Returns:

a set of digests values calculated from the stream

Throws:

NoSuchAlgorithmException

IOException