org.apache.jackrabbit.mongomk.impl.command.blob

Class GetBlobLengthCommandGridFS

java.lang.Object

org.apache.jackrabbit.mongomk.impl.command.BaseCommand<Long>

org.apache.jackrabbit.mongomk.impl.command.blob.GetBlobLengthCommandGridFS

All Implemented Interfaces:

Command<Long>

public class GetBlobLengthCommandGridFS
extends BaseCommand<Long>

Command for MongoMicroKernel#getLength(String)

Field Summary

Fields inherited from class org.apache.jackrabbit.mongomk.impl.command.BaseCommand

nodeStore

Constructor Summary

Constructors

Constructor and Description
GetBlobLengthCommandGridFS(com.mongodb.gridfs.GridFS gridFS, String blobId) Constructs the command.

Method Summary

Methods

Modifier and Type	Method and Description
Long	execute() Executes the Command and returns its result.

Methods inherited from class org.apache.jackrabbit.mongomk.impl.command.BaseCommand

getNumOfRetries, needsRetry, needsRetry

Methods inherited from class java.lang.Object

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

Constructor Detail

GetBlobLengthCommandGridFS

public GetBlobLengthCommandGridFS(com.mongodb.gridfs.GridFS gridFS,
                          String blobId)

Constructs the command.

Parameters:

gridFS - GridFS instance.

blobId - Blob id.

Method Detail

execute

public Long execute()
             throws Exception

Description copied from interface: Command

Executes the Command and returns its result.

Returns:

The result.

Throws:

Exception - If an error occurred while executing.