com.bigdata.relation.rule.eval
Interface IProgramTask

All Superinterfaces:

Callable<Object>

All Known Implementing Classes:

EmptyProgramTask, ProgramTask

public interface IProgramTask
extends Callable<Object>

Interface for a task that executes a (complex) program (vs a single rule).

Version:

$Id: IProgramTask.java 2265 2009-10-26 12:51:06Z thompsonbry $

Author:

Bryan Thompson

Method Summary

Object

call() The return will be either an IChunkedOrderedIterator (for ActionEnum.Query) or a Long element mutation count (for ActionEnum.Insert or ActionEnum.Delete).

Method Detail

call

Object call()
            throws Exception

The return will be either an IChunkedOrderedIterator (for ActionEnum.Query) or a Long element mutation count (for ActionEnum.Insert or ActionEnum.Delete).

Specified by:

call in interface Callable<Object>

Returns:

Throws:

Exception