org.jpc.query

Class CursorFilter<T>

java.lang.Object

org.jpc.query.Cursor<T>

org.jpc.query.CursorFilter<T>

All Implemented Interfaces:

AutoCloseable, Iterator<T>

public class CursorFilter<T>
extends Cursor<T>

Constructor Summary

Constructors

Constructor and Description
CursorFilter(Cursor<T> cursor, com.google.common.base.Predicate<T> predicate)

Method Summary

Modifier and Type	Method and Description
protected void	basicAbort()
protected List<T>	basicAllSolutions() The filtered cursor could have optimized its basicAllSolutions method For example, it could have brought all the results at once instead of lazily asking for them Therefore, this method is overridden to profit from such optimization if existing
protected void	basicClose()
protected T	basicNext() Returns the next available element in the cursor.
boolean	isAbortable()

Methods inherited from class org.jpc.query.Cursor

abort, adapt, allSolutions, basicOneSolutionOrThrow, basicSolutionsRange, cachedNext, close, filter, finalize, getState, hasNext, hasSolution, isExhausted, isOpen, isReady, iterativeAllSolutions, next, nonSynchronizedClose, nSolutions, numberOfSolutions, oneSolution, oneSolutionOrThrow, remove, setState, solutionsRange

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

CursorFilter

public CursorFilter(Cursor<T> cursor,
                    com.google.common.base.Predicate<T> predicate)

Method Detail

isAbortable

public boolean isAbortable()

Specified by:

isAbortable in class Cursor<T>

basicAllSolutions

protected List<T> basicAllSolutions()

The filtered cursor could have optimized its basicAllSolutions method For example, it could have brought all the results at once instead of lazily asking for them Therefore, this method is overridden to profit from such optimization if existing

Overrides:

basicAllSolutions in class Cursor<T>

Returns:

a list with all solutions.

basicAbort

protected void basicAbort()

Specified by:

basicAbort in class Cursor<T>

basicClose

protected void basicClose()

Specified by:

basicClose in class Cursor<T>

basicNext

protected T basicNext()

Description copied from class: Cursor

Returns the next available element in the cursor. If the cursor is exhausted it should throw a NoSuchElementException the first time it is invoked. Its behavior is undetermined if invoked more than once after the cursor has been exhausted.

Specified by:

basicNext in class Cursor<T>

Returns: