org.modeshape.graph.query.process
Class SortValuesComponent

java.lang.Object
  extended by org.modeshape.graph.query.process.ProcessingComponent
      extended by org.modeshape.graph.query.process.DelegatingComponent
          extended by org.modeshape.graph.query.process.SortValuesComponent

public class SortValuesComponent
extends DelegatingComponent

A ProcessingComponent implementation that performs a PROJECT operation to reduce the columns that appear in the results.


Constructor Summary
SortValuesComponent(ProcessingComponent delegate, List<Ordering> orderings)
           
 
Method Summary
 List<Object[]> execute()
          Execute this stage of processing and return the resulting tuples that each conform to the columns.
 Comparator<Object[]> getSortingComparator()
           
 
Methods inherited from class org.modeshape.graph.query.process.DelegatingComponent
close
 
Methods inherited from class org.modeshape.graph.query.process.ProcessingComponent
getColumns, getContext
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SortValuesComponent

public SortValuesComponent(ProcessingComponent delegate,
                           List<Ordering> orderings)
Method Detail

getSortingComparator

public Comparator<Object[]> getSortingComparator()
Returns:
sortingComparator

execute

public List<Object[]> execute()
Execute this stage of processing and return the resulting tuples that each conform to the columns.

Specified by:
execute in class ProcessingComponent
Returns:
the list of tuples, where each tuple corresonds to the columns; never null
See Also:
ProcessingComponent.execute()


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