ch.ethz.mxquery.iterators
Class AttributeIterator

java.lang.Object
  ch.ethz.mxquery.model.Iterator
      ch.ethz.mxquery.model.CurrentBasedIterator
          ch.ethz.mxquery.iterators.AttributeIterator

All Implemented Interfaces:

XDMIterator, Traversable

public class AttributeIterator
extends CurrentBasedIterator

Event of an Attribute Declaration in XQuery ('@attributename')

Field Summary

Fields inherited from interface ch.ethz.mxquery.model.XDMIterator

EXPR_CATEGORY_SEQUENTIAL, EXPR_CATEGORY_SIMPLE, EXPR_CATEGORY_UPDATING, EXPR_CATEGORY_VACUOUS, EXPR_PARAM_CHEAPEVAL, EXPR_PARAM_VARIABLE, EXPR_PARAM_WINDOW, EXPR_PARAM_XDMGEN

Constructor Summary

AttributeIterator(Context ctx, TypeInfo stepD, boolean descendantOrSelf, QueryLocation location)

Method Summary

java.lang.String	getAttrStep()
boolean	isDescendantOrSelf()
Token	next() Produces the next XDM token This method typically implements the base functionality of an Iterator and computes the value of the next token.

Methods inherited from class ch.ethz.mxquery.model.Iterator

addPredicates, close, copy, copyInts, copyIterators, copyQNames, copyStrings, copyTypeInfos, getAllSubIters, getAllSubItersRecursive, getContext, getExpressionCategoryType, getLoc, getPendingUpdateList, getPredicates, getStaticType, getSubIters, hasPredicates, isConstModePreserve, isExprParameter, isOpen, isResettable, removePredicates, reset, setConstModePreserve, setContext, setLoc, setOrderByExpr, setParam, setResettable, setReturnExpr, setSubIters, setSubIters, setSubIters, setWhereExpr, traverse, traverseIteratorTree

Methods inherited from class java.lang.Object

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

Constructor Detail

AttributeIterator

public AttributeIterator(Context ctx,
                         TypeInfo stepD,
                         boolean descendantOrSelf,
                         QueryLocation location)
                  throws MXQueryException

Throws:

MXQueryException

Method Detail

isDescendantOrSelf

public boolean isDescendantOrSelf()

next

public Token next()
           throws MXQueryException

Description copied from interface: XDMIterator

Produces the next XDM token This method typically implements the base functionality of an Iterator and computes the value of the next token.

Returns:

The XDM token representing the next fragment of the XDM instance

Throws:

MXQueryException

getAttrStep

public java.lang.String getAttrStep()