org.apache.maven.mercury.repository.metadata
Class MetadataBuilder

java.lang.Object
  org.apache.maven.mercury.repository.metadata.MetadataBuilder

public class MetadataBuilder
extends java.lang.Object

utility class to help with de/serializing metadata from/to XML

Version:

$Id: MetadataBuilder.java 722796 2008-12-03 07:16:52Z ogusakov $

Author:

Oleg Gusakov

Constructor Summary

MetadataBuilder()

Method Summary

static byte[]	changeMetadata(byte[] metadataBytes, java.util.List<MetadataOperation> mutators) apply a list of operators to the specified serialized Metadata object
static byte[]	changeMetadata(byte[] metadataBytes, MetadataOperation op)
static byte[]	changeMetadata(Metadata metadata, java.util.List<MetadataOperation> mutators) apply a list of operators to the specified serialized Metadata object
static byte[]	changeMetadata(Metadata metadata, MetadataOperation op)
static Snapshot	createSnapshot(java.lang.String version)
static byte[]	getBytes(Metadata metadata) marshall metadata into a byte array
static Metadata	getMetadata(byte[] in) instantiate Metadata from a byte array
static Metadata	read(java.io.InputStream in) instantiate Metadata from a stream
static void	updateTimestamp(Snapshot target) update snapshot timestamp to now
static void	updateTimestamp(Versioning target) update versioning's lastUpdated timestamp to now
static Metadata	write(Metadata metadata, java.io.OutputStream out) serialize metadata into xml

Methods inherited from class java.lang.Object

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

Constructor Detail

MetadataBuilder

public MetadataBuilder()

Method Detail

read

public static Metadata read(java.io.InputStream in)
                     throws MetadataException

instantiate Metadata from a stream

Parameters:

in -

Returns:

Throws:

MetadataException

getMetadata

public static Metadata getMetadata(byte[] in)
                            throws MetadataException

instantiate Metadata from a byte array

Parameters:

in -

Returns:

Throws:

MetadataException

write

public static Metadata write(Metadata metadata,
                             java.io.OutputStream out)
                      throws MetadataException

serialize metadata into xml

Parameters:

metadata - to serialize

out - output to this stream

Returns:

same metadata as was passed in

Throws:

MetadataException - if any problems occured

changeMetadata

public static byte[] changeMetadata(byte[] metadataBytes,
                                    java.util.List<MetadataOperation> mutators)
                             throws MetadataException

apply a list of operators to the specified serialized Metadata object

Parameters:

metadataBytes - - serialized Metadata object

mutators - - operators

Returns:

changed serialized object

Throws:

MetadataException

getBytes

public static byte[] getBytes(Metadata metadata)
                       throws MetadataException

marshall metadata into a byte array

Parameters:

metadata -

Returns:

Throws:

MetadataException

changeMetadata

public static byte[] changeMetadata(Metadata metadata,
                                    java.util.List<MetadataOperation> mutators)
                             throws MetadataException

apply a list of operators to the specified serialized Metadata object

Parameters:

metadataBytes - - serialized Metadata object

mutators - - operators

Returns:

changed serialized object

Throws:

MetadataException

changeMetadata

public static byte[] changeMetadata(byte[] metadataBytes,
                                    MetadataOperation op)
                             throws MetadataException

Throws:

MetadataException

changeMetadata

public static byte[] changeMetadata(Metadata metadata,
                                    MetadataOperation op)
                             throws MetadataException

Throws:

MetadataException

updateTimestamp

public static void updateTimestamp(Snapshot target)

update snapshot timestamp to now

Parameters:

target -

updateTimestamp

public static void updateTimestamp(Versioning target)

update versioning's lastUpdated timestamp to now

Parameters:

target -

createSnapshot

public static Snapshot createSnapshot(java.lang.String version)