uk.ac.starlink.ttools.task

Class TablePipe

java.lang.Object

uk.ac.starlink.ttools.task.ConsumerTask

uk.ac.starlink.ttools.task.SingleMapperTask

uk.ac.starlink.ttools.task.TablePipe

All Implemented Interfaces:

Task

public class TablePipe
extends SingleMapperTask

TableMapper which does the work for the tpipe command. It can stack several processing filters to edit the table.

Since:

16 Aug 2005

Author:

Mark Taylor

Constructor Summary

Constructors

Constructor and Description
TablePipe()

Method Summary

Modifier and Type	Method and Description
TableProducer	createProducer(Environment env) Returns an object which can produce the effective output table which will be consumed by this task.

Methods inherited from class uk.ac.starlink.ttools.task.SingleMapperTask

createInputProducer, getInputFilterParameter, getInputTableParameter

Methods inherited from class uk.ac.starlink.ttools.task.ConsumerTask

createExecutable, createProducer, getIdentity, getOutputMode, getParameterList, getParameters, getPurpose

Methods inherited from class java.lang.Object

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

Constructor Detail

TablePipe

public TablePipe()

Method Detail

createProducer

public TableProducer createProducer(Environment env)
                             throws TaskException

Description copied from class: ConsumerTask

Returns an object which can produce the effective output table which will be consumed by this task. The table produced by the resulting producer can be fed to the ConsumerTask.getIdentity(uk.ac.starlink.table.StarTable) method.

Specified by:

createProducer in class ConsumerTask

Parameters:

env - execution environment

Returns:

table producer

Throws:

TaskException