com.salesforce.cantor.s3

Class ObjectsOnS3

java.lang.Object

com.salesforce.cantor.s3.AbstractBaseS3Namespaceable

com.salesforce.cantor.s3.ObjectsOnS3

All Implemented Interfaces:

com.salesforce.cantor.Namespaceable, com.salesforce.cantor.Objects, StreamingObjects

public class ObjectsOnS3
extends AbstractBaseS3Namespaceable
implements StreamingObjects

Constructor Summary

Constructors

Constructor and Description
ObjectsOnS3(com.amazonaws.services.s3.AmazonS3 s3Client, String bucketName)

Method Summary

Modifier and Type	Method and Description
boolean	delete(String namespace, String key)
byte[]	get(String namespace, String key)
Collection<String>	keys(String namespace, int start, int count)
Collection<String>	keys(String namespace, String prefix, int start, int count)
int	size(String namespace)
void	store(String namespace, String key, byte[] bytes)
void	store(String namespace, String key, InputStream stream, long length) Stores the given object by streaming the content to the underlying storage
InputStream	stream(String namespace, String key) Gets the object corresponding to the given namespace/key as an InputStream

Methods inherited from class com.salesforce.cantor.s3.AbstractBaseS3Namespaceable

create, drop

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.salesforce.cantor.Objects

delete, get, store

Methods inherited from interface com.salesforce.cantor.Namespaceable

create, drop

Constructor Detail

ObjectsOnS3

public ObjectsOnS3(com.amazonaws.services.s3.AmazonS3 s3Client,
                   String bucketName)
            throws IOException

Throws:

IOException

Method Detail

store

public void store(String namespace,
                  String key,
                  byte[] bytes)
           throws IOException

Specified by:

store in interface com.salesforce.cantor.Objects

Throws:

IOException

get

public byte[] get(String namespace,
                  String key)
           throws IOException

Specified by:

get in interface com.salesforce.cantor.Objects

Throws:

IOException

delete

public boolean delete(String namespace,
                      String key)
               throws IOException

Specified by:

delete in interface com.salesforce.cantor.Objects

Throws:

IOException

keys

public Collection<String> keys(String namespace,
                               int start,
                               int count)
                        throws IOException

Specified by:

keys in interface com.salesforce.cantor.Objects

Throws:

IOException

keys

public Collection<String> keys(String namespace,
                               String prefix,
                               int start,
                               int count)
                        throws IOException

Specified by:

keys in interface com.salesforce.cantor.Objects

Throws:

IOException

size

public int size(String namespace)
         throws IOException

Specified by:

size in interface com.salesforce.cantor.Objects

Throws:

IOException

store

public void store(String namespace,
                  String key,
                  InputStream stream,
                  long length)
           throws IOException

Description copied from interface: StreamingObjects

Stores the given object by streaming the content to the underlying storage

Specified by:

store in interface StreamingObjects

Parameters:

namespace - the namespace to store in

key - the key for the object

stream - the content of the object as an InputStream

length - the full length of the content

Throws:

IOException

stream

public InputStream stream(String namespace,
                          String key)
                   throws IOException

Description copied from interface: StreamingObjects

Gets the object corresponding to the given namespace/key as an InputStream

Specified by:

stream in interface StreamingObjects

Parameters:

namespace - the namespace of the object

key - the key of the object

Returns:

an InputStream for the stored object/null if it doesn't exist

Throws:

IOException