net.sf.saxon.expr
Class CurrentItemExpression

java.lang.Object
  net.sf.saxon.expr.ComputedExpression
      net.sf.saxon.expr.ContextItemExpression
          net.sf.saxon.expr.CurrentItemExpression

All Implemented Interfaces:

Container, Expression, InstructionInfoProvider, java.io.Serializable, javax.xml.transform.SourceLocator

public class CurrentItemExpression

extends ContextItemExpression

The expression is generated when compiling the current() function in XSLT. It differs from the ContextItemExpression "." only in the error code that is returned when there is no context item.

See Also:

Serialized Form

Field Summary

Fields inherited from class net.sf.saxon.expr.ComputedExpression

locationId, staticProperties

Fields inherited from interface net.sf.saxon.expr.Expression

EVALUATE_METHOD, ITERATE_METHOD, PROCESS_METHOD

Constructor Summary

CurrentItemExpression()

Method Summary

protected java.lang.String

getErrorCodeForUndefinedContext()

Methods inherited from class net.sf.saxon.expr.ContextItemExpression

computeCardinality, computeSpecialProperties, copy, display, equals, evaluateItem, getIntrinsicDependencies, getItemType, hashCode, iterate, optimize, typeCheck

Methods inherited from class net.sf.saxon.expr.ComputedExpression

adoptChildExpression, checkPermittedContents, computeDependencies, computeStaticProperties, doPromotion, dynamicError, effectiveBooleanValue, evaluateAsString, getCardinality, getColumnNumber, getConstructType, getDependencies, getExecutable, getHostLanguage, getImplementationMethod, getInstructionInfo, getLineNumber, getLocationId, getLocationProvider, getParentExpression, getPublicId, getSlotsUsed, getSpecialProperties, getSystemId, hasBadParentPointer, iterateSubExpressions, markTailFunctionCalls, process, promote, replaceSubExpression, resetStaticProperties, setLocationId, setParentExpression, setParentExpression, simplify, suppressValidation, typeError

Methods inherited from class java.lang.Object

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

Constructor Detail

CurrentItemExpression

public CurrentItemExpression()

Method Detail

getErrorCodeForUndefinedContext

protected java.lang.String getErrorCodeForUndefinedContext()

Overrides:

getErrorCodeForUndefinedContext in class ContextItemExpression