org.apache.flink.runtime.blob

Interface BlobService

All Known Implementing Classes:

BlobCache, BlobServer

public interface BlobService

A simple store and retrieve binary large objects (BLOBs).

Method Summary

Modifier and Type	Method and Description
BlobClient	createClient()
void	delete(BlobKey key) This method deletes the file associated with the provided blob key.
int	getPort() Returns the port of the blob service.
URL	getURL(BlobKey key) This method returns the URL of the file associated with the provided blob key.
void	shutdown() Shutdown method which is called to terminate the blob service.

Method Detail

getURL

URL getURL(BlobKey key)
    throws IOException

This method returns the URL of the file associated with the provided blob key.

Parameters:

key - blob key associated with the requested file

Returns:

The URL to the file.

Throws:

IOException

delete

void delete(BlobKey key)
     throws IOException

This method deletes the file associated with the provided blob key.

Parameters:

key - associated with the file to be deleted

Throws:

IOException

getPort

int getPort()

Returns the port of the blob service.

Returns:

the port of the blob service.

shutdown

void shutdown()

Shutdown method which is called to terminate the blob service.

createClient

BlobClient createClient()
                 throws IOException

Throws:

IOException