org.treetank.service.xml.xpath.expr

Class LiteralExpr

java.lang.Object

org.treetank.axis.AbsAxis

org.treetank.service.xml.xpath.expr.AbsExpression

org.treetank.service.xml.xpath.expr.LiteralExpr

All Implemented Interfaces:

Iterable<Long>, Iterator<Long>

public class LiteralExpr
extends AbsExpression

LiteralExpr

Expression that holds a literal.

Constructor Summary

Constructors

Constructor and Description
LiteralExpr(INodeReadTrx rtx, long mItemKey) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
AtomicValue	evaluate() Performs the expression dependent evaluation of the expression.

Methods inherited from class org.treetank.service.xml.xpath.expr.AbsExpression

hasNext, reset

Methods inherited from class org.treetank.axis.AbsAxis

addAtomicToItemList, close, getItemList, getNode, getStartKey, isSelfIncluded, iterator, moveTo, next, remove, resetToLastKey, resetToStartKey

Methods inherited from class java.lang.Object

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

Constructor Detail

LiteralExpr

public LiteralExpr(INodeReadTrx rtx,
           long mItemKey)

Constructor. Initializes the internal state.

Parameters:

rtx - Exclusive (immutable) trx to iterate with.

mItemKey - itemKey of the literal

Method Detail

evaluate

public AtomicValue evaluate()

Performs the expression dependent evaluation of the expression. (Template method)

Specified by:

evaluate in class AbsExpression