org.gvsig.remoteclient.taskplanning
Class FIFOTaskPlanner

java.lang.Object
  org.gvsig.remoteclient.taskplanning.FIFOTaskPlanner

All Implemented Interfaces:

ITaskPlanner

public class FIFOTaskPlanner
extends java.lang.Object
implements ITaskPlanner

A simple FIFO task planner. The tasks returned by this planner are executed enterely. It does not issue another task until the current is finished.

Author:

jaume

Constructor Summary

FIFOTaskPlanner(IQueue queue)
Creates a new instance of FIFOTaskPlanner that will work against the queue passed as paramenter

Method Summary

IRunnableTask	nextTask() Takes the next task to be executed.
IRunnableTask	previousTask() FIFO plans have no previous tasks so, null is always returned.

Methods inherited from class java.lang.Object

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

Constructor Detail

FIFOTaskPlanner

public FIFOTaskPlanner(IQueue queue)

Creates a new instance of FIFOTaskPlanner that will work against the queue passed as paramenter

Parameters:

queue, - the IQueue to be planned

Method Detail

nextTask

public IRunnableTask nextTask()

Description copied from interface: ITaskPlanner

Takes the next task to be executed.

Specified by:

nextTask in interface ITaskPlanner

Returns:

IRunnableTask representing the next task to be executed

previousTask

public IRunnableTask previousTask()

FIFO plans have no previous tasks so, null is always returned.

Specified by:

previousTask in interface ITaskPlanner

Returns:

IRunnableTask representing the previous executed task, or null if none.