uk.ac.starlink.ttools.cone

Class CoverageQuerySequenceFactory

java.lang.Object

uk.ac.starlink.ttools.cone.CoverageQuerySequenceFactory

All Implemented Interfaces:

QuerySequenceFactory

public class CoverageQuerySequenceFactory
extends Object
implements QuerySequenceFactory

Wrapper QuerySequenceFactory that filters out elements outside of a given coverage object. The ConeQueryRowSequence.getIndex() values of this sequence will be those of the underlying ConeQueryRowSequences, so will miss out values for those elements that are excluded.

Since:

12 Jun 2014

Author:

Mark Taylor

Constructor Summary

Constructors

Constructor and Description
CoverageQuerySequenceFactory(QuerySequenceFactory baseFact, Coverage coverage) Constructor.

Method Summary

Modifier and Type	Method and Description
ConeQueryRowSequence	createQuerySequence(StarTable table) Creates a query sequence.

Methods inherited from class java.lang.Object

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

Constructor Detail

CoverageQuerySequenceFactory

public CoverageQuerySequenceFactory(QuerySequenceFactory baseFact,
                                    Coverage coverage)

Constructor.

Parameters:

baseFact - base QuerySequenceFactory

coverage - coverage object

Method Detail

createQuerySequence

public ConeQueryRowSequence createQuerySequence(StarTable table)
                                         throws IOException

Description copied from interface: QuerySequenceFactory

Creates a query sequence.

Specified by:

createQuerySequence in interface QuerySequenceFactory

Parameters:

table - input table

Throws:

IOException