Package com.saxonica.ee.optim

Class GlobalExtractor

java.lang.Object

com.saxonica.ee.optim.GlobalExtractor

public class GlobalExtractor
extends Object

This class is responsible for extracting global variables from subexpressions within a function or template

Field Summary

Fields

Modifier and Type	Field	Description
static final int	COST_THRESHOLD

Constructor Summary

Constructors

Constructor	Description
GlobalExtractor(Expression root, GlobalVariableManager globalVariableManager, ExpressionVisitor visitor)

Method Summary

Modifier and Type	Method	Description
Expression	extractGlobals()

Methods inherited from class java.lang.Object

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

Field Details

COST_THRESHOLD

public static final int COST_THRESHOLD

See Also:

• Constant Field Values

Constructor Details

GlobalExtractor

public GlobalExtractor(Expression root,
 GlobalVariableManager globalVariableManager,
 ExpressionVisitor visitor)

Method Details

extractGlobals

public Expression extractGlobals()
                          throws XPathException

Throws:

XPathException