net.sf.saxon.instruct
Class UserFunctionParameter

java.lang.Object
  net.sf.saxon.instruct.UserFunctionParameter

All Implemented Interfaces:

Serializable, Binding

public class UserFunctionParameter
extends Object
implements Binding, Serializable

Run-time object representing a formal argument to a user-defined function

See Also:

Serialized Form

Constructor Summary

UserFunctionParameter()

Method Summary

Value	evaluateVariable(XPathContext context) Evaluate the variable
SequenceType	getRequiredType() Get the static type of the variable binding
String	getVariableName() Get the display name of the variable (for diagnostics only)
void	setRequiredType(SequenceType type)
void	setSlotNumber(int slot)
void	setVariableName(String name)

Methods inherited from class java.lang.Object

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

Constructor Detail

UserFunctionParameter

public UserFunctionParameter()

Method Detail

setRequiredType

public void setRequiredType(SequenceType type)

getRequiredType

public SequenceType getRequiredType()

Description copied from interface: Binding

Get the static type of the variable binding

Specified by:

getRequiredType in interface Binding

setSlotNumber

public void setSlotNumber(int slot)

evaluateVariable

public Value evaluateVariable(XPathContext context)
                       throws XPathException

Description copied from interface: Binding

Evaluate the variable

Specified by:

evaluateVariable in interface Binding

Throws:

XPathException

setVariableName

public void setVariableName(String name)

getVariableName

public String getVariableName()

Description copied from interface: Binding

Get the display name of the variable (for diagnostics only)

Specified by:

getVariableName in interface Binding