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java.lang.Objectnet.sf.saxon.expr.ComputedExpression
net.sf.saxon.expr.VariableReference
net.sf.saxon.expr.LocalVariableReference
public class LocalVariableReference
Variable reference: a reference to a local variable. This subclass of VariableReference bypasses the Binding object to get the value directly from the relevant slot in the local stackframe.
Field Summary | |
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(package private) int |
slotNumber
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Fields inherited from class net.sf.saxon.expr.VariableReference |
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binding, constantValue, displayName, staticType |
Fields inherited from class net.sf.saxon.expr.ComputedExpression |
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locationId, staticProperties |
Fields inherited from interface net.sf.saxon.expr.Expression |
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EVALUATE_METHOD, ITERATE_METHOD, PROCESS_METHOD |
Constructor Summary | |
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LocalVariableReference(int slotNumber)
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Method Summary | |
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ValueRepresentation |
evaluateVariable(XPathContext c)
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int |
getSlotNumber()
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void |
refineVariableReference()
Replace this VariableReference where appropriate by a more efficient implementation. |
Methods inherited from class net.sf.saxon.expr.VariableReference |
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computeCardinality, computeSpecialProperties, copy, display, equals, evaluateItem, fixup, getBinding, getImplementationMethod, getIntrinsicDependencies, getItemType, hashCode, iterate, optimize, process, promote, setStaticType, typeCheck |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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int slotNumber
Constructor Detail |
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public LocalVariableReference(int slotNumber)
Method Detail |
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public int getSlotNumber()
public ValueRepresentation evaluateVariable(XPathContext c) throws XPathException
evaluateVariable
in class VariableReference
XPathException
public void refineVariableReference()
refineVariableReference
in class VariableReference
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