uk.ac.starlink.ttools.task
Class TapMapper

java.lang.Object
  extended by uk.ac.starlink.ttools.task.TapMapper
All Implemented Interfaces:
TableMapper

public class TapMapper
extends Object
implements TableMapper

Mapper that does the work for TapQuerier.

Since:
21 Feb 2011
Author:
Mark Taylor

Constructor Summary
TapMapper()
           
 
Method Summary
 TableMapping createMapping(Environment env, int nup)
          Creates a new mapping object, using a given execution environment for any additional required state.
 Parameter[] getParameters()
          Returns the parameters defined by this mapper.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

TapMapper

public TapMapper()
Method Detail

getParameters

public Parameter[] getParameters()
Description copied from interface: TableMapper
Returns the parameters defined by this mapper.

Specified by:
getParameters in interface TableMapper
Returns:
parameter array

createMapping

public TableMapping createMapping(Environment env,
                                  int nup)
                           throws TaskException
Description copied from interface: TableMapper
Creates a new mapping object, using a given execution environment for any additional required state.

Specified by:
createMapping in interface TableMapper
Parameters:
env - execution environment
nup - number of input tables that the mapping will operate on if known; -1 if not
Throws:
TaskException


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