Package uk.ac.starlink.ttools.task
Class ArrayJoin
java.lang.Object
uk.ac.starlink.ttools.task.ConsumerTask
uk.ac.starlink.ttools.task.SingleMapperTask
uk.ac.starlink.ttools.task.ArrayJoin
- All Implemented Interfaces:
uk.ac.starlink.task.Task
Task to add the contents of an external table for each row of
an input table as array-valued columns.
- Since:
- 17 Jun 2022
- Author:
- Mark Taylor
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptioncreateProducer
(uk.ac.starlink.task.Environment env) Returns an object which can produce the effective output table which will be consumed by this task.uk.ac.starlink.task.Parameter<?>[]
Methods inherited from class uk.ac.starlink.ttools.task.SingleMapperTask
createInputProducer
Methods inherited from class uk.ac.starlink.ttools.task.ConsumerTask
createExecutable, createProducer, getIdentity, getOutputMode, getParameterList, getPurpose
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Constructor Details
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ArrayJoin
public ArrayJoin()Constructor.
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Method Details
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getParameters
public uk.ac.starlink.task.Parameter<?>[] getParameters()- Specified by:
getParameters
in interfaceuk.ac.starlink.task.Task
- Overrides:
getParameters
in classConsumerTask
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createProducer
public TableProducer createProducer(uk.ac.starlink.task.Environment env) throws uk.ac.starlink.task.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 theConsumerTask.getIdentity(uk.ac.starlink.table.StarTable)
method.- Specified by:
createProducer
in classConsumerTask
- Parameters:
env
- execution environment- Returns:
- table producer
- Throws:
uk.ac.starlink.task.TaskException
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