org.jclouds.s3.filters

Class ChunkedUploadPayload

java.lang.Object

org.jclouds.io.payloads.BasePayload<org.jclouds.io.Payload>

org.jclouds.s3.filters.ChunkedUploadPayload

All Implemented Interfaces:

Closeable, AutoCloseable, org.jclouds.io.Payload

public class ChunkedUploadPayload
extends org.jclouds.io.payloads.BasePayload<org.jclouds.io.Payload>

Field Summary

Fields inherited from class org.jclouds.io.payloads.BasePayload

content, contentMetadata, written

Constructor Summary

Constructors

Constructor and Description
ChunkedUploadPayload(org.jclouds.io.Payload payload, int blockSize, String timestamp, String scope, com.google.common.io.ByteProcessor<byte[]> hmacSHA256, String seedSignature)

Method Summary

Methods

Modifier and Type	Method and Description
protected byte[]	constructSignedChunk(int userDataLen, byte[] userData) Returns a chunk for upload consisting of the signed 'header' or chunk prefix plus the user data.
boolean	isRepeatable()
InputStream	openStream()
void	release()

Methods inherited from class org.jclouds.io.payloads.BasePayload

close, equals, getContentMetadata, getInput, getRawContent, hashCode, isSensitive, setContentMetadata, setSensitive, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ChunkedUploadPayload

public ChunkedUploadPayload(org.jclouds.io.Payload payload,
                    int blockSize,
                    String timestamp,
                    String scope,
                    com.google.common.io.ByteProcessor<byte[]> hmacSHA256,
                    String seedSignature)

Method Detail

constructSignedChunk

protected byte[] constructSignedChunk(int userDataLen,
                          byte[] userData)

Returns a chunk for upload consisting of the signed 'header' or chunk prefix plus the user data. The signature of the chunk incorporates the signature of the previous chunk (or, if the first chunk, the signature of the headers portion of the request).

Parameters:

userDataLen - The length of the user data contained in userData

userData - Contains the user data to be sent in the upload chunk

Returns:

A new buffer of data for upload containing the chunk header plus user data

release

public void release()

Specified by:

release in interface org.jclouds.io.Payload

Overrides:

release in class org.jclouds.io.payloads.BasePayload<org.jclouds.io.Payload>

isRepeatable

public boolean isRepeatable()

Specified by:

isRepeatable in interface org.jclouds.io.Payload

Overrides:

isRepeatable in class org.jclouds.io.payloads.BasePayload<org.jclouds.io.Payload>

openStream

public InputStream openStream()
                       throws IOException

Throws:

IOException