Package net.sf.saxon.expr

Class StackFrame

java.lang.Object

net.sf.saxon.expr.StackFrame

public class StackFrame
extends Object

This class represents a stack frame holding details of the variables used in a function or in an XSLT template.

Field Summary

Fields

Modifier and Type	Field	Description
protected Stack<Sequence>	dynamicStack
static final StackFrame	EMPTY
static final Sequence[]	EMPTY_ARRAY_OF_SEQUENCE
protected SlotManager	map
protected Sequence[]	slots

Constructor Summary

Constructors

Constructor	Description
StackFrame(SlotManager map, Sequence[] slots)

Method Summary

Modifier and Type	Method	Description
StackFrame	copy()
SlotManager	getStackFrameMap()
Sequence[]	getStackFrameValues()
boolean	holdsDynamicValue()
Sequence	popDynamicValue()
void	pushDynamicValue(Sequence value)
void	setStackFrameValues(Sequence[] values)

Methods inherited from class java.lang.Object

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

Field Details

map

protected SlotManager map

slots

protected Sequence[] slots

dynamicStack

protected Stack<Sequence> dynamicStack

EMPTY_ARRAY_OF_SEQUENCE

public static final Sequence[] EMPTY_ARRAY_OF_SEQUENCE

EMPTY

public static final StackFrame EMPTY

Constructor Details

StackFrame

public StackFrame(SlotManager map,
 Sequence[] slots)

Method Details

getStackFrameMap

public SlotManager getStackFrameMap()

getStackFrameValues

public Sequence[] getStackFrameValues()

setStackFrameValues

public void setStackFrameValues(Sequence[] values)

copy

public StackFrame copy()

pushDynamicValue

public void pushDynamicValue(Sequence value)

popDynamicValue

public Sequence popDynamicValue()

holdsDynamicValue

public boolean holdsDynamicValue()