org.duracloud.chunk.writer
Class DuracloudContentWriter

java.lang.Object
  org.duracloud.chunk.writer.DuracloudContentWriter

All Implemented Interfaces:

ContentWriter

public class DuracloudContentWriter
extends java.lang.Object
implements ContentWriter

This class implements the ContentWriter interface to write the provided content to the Duracloud storeclient interface.

Author:

Andrew Woods Date: Feb 5, 2010

Constructor Summary

DuracloudContentWriter(ContentStore contentStore)

DuracloudContentWriter(ContentStore contentStore, boolean throwOnError)

Method Summary

java.util.List<AddContentResult>	getResults() This method returns an item-by-item list of results for the write requests.
void	ignore(java.lang.String spaceId, java.lang.String contentId, long contentSize) This method helps with the book-keeping of which files are ignored.
ChunksManifest	write(java.lang.String spaceId, ChunkableContent chunkable) This method implements the ContentWriter interface for writing content to a DataStore.
java.lang.String	writeSingle(java.lang.String spaceId, java.lang.String chunkChecksum, ChunkInputStream chunk) This method writes a single chunk to the DataStore.

Methods inherited from class java.lang.Object

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

Constructor Detail

DuracloudContentWriter

public DuracloudContentWriter(ContentStore contentStore)

DuracloudContentWriter

public DuracloudContentWriter(ContentStore contentStore,
                              boolean throwOnError)

Method Detail

getResults

public java.util.List<AddContentResult> getResults()

Description copied from interface: ContentWriter

This method returns an item-by-item list of results for the write requests.

Specified by:

getResults in interface ContentWriter

Returns:

List of results

ignore

public void ignore(java.lang.String spaceId,
                   java.lang.String contentId,
                   long contentSize)

Description copied from interface: ContentWriter

This method helps with the book-keeping of which files are ignored.

Specified by:

ignore in interface ContentWriter

Parameters:

spaceId - destination where arg content was assigned to be written

contentId - of content

contentSize - of content

write

public ChunksManifest write(java.lang.String spaceId,
                            ChunkableContent chunkable)
                     throws NotFoundException

This method implements the ContentWriter interface for writing content to a DataStore. In this case, the DataStore is durastore.

Specified by:

write in interface ContentWriter

Parameters:

spaceId - destination space of arg chunkable content

chunkable - content to be written

Returns:

ChunksManifest of written content

Throws:

NotFoundException - if space is not found

writeSingle

public java.lang.String writeSingle(java.lang.String spaceId,
                                    java.lang.String chunkChecksum,
                                    ChunkInputStream chunk)
                             throws NotFoundException

This method writes a single chunk to the DataStore.

Specified by:

writeSingle in interface ContentWriter

Parameters:

spaceId - destination where arg chunk content will be written

chunkChecksum - md5 checksum of the chunk if known, null otherwise

chunk - content to be written

Returns:

MD5 of written content

Throws:

NotFoundException - if space is not found