net.sf.practicalxml.xpath

Class FunctionResolver.AbstractSelfDescribingFunction

java.lang.Object

net.sf.practicalxml.xpath.FunctionResolver.AbstractSelfDescribingFunction

All Implemented Interfaces:

Comparable<FunctionResolver.SelfDescribingFunction>, XPathFunction, FunctionResolver.SelfDescribingFunction

Direct Known Subclasses:

AbstractFunction, AbstractStringFunction

Enclosing class:

FunctionResolver

public abstract static class FunctionResolver.AbstractSelfDescribingFunction
extends Object
implements FunctionResolver.SelfDescribingFunction

A base implementation of a self-describing function.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	FunctionResolver.AbstractSelfDescribingFunction(QName qname, int minArgs, int maxArgs)

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(FunctionResolver.SelfDescribingFunction that)
boolean	equals(Object obj)
int	getMaxArgCount() Returns the maximum number of arguments handled by this function.
int	getMinArgCount() Returns the minimum number of arguments handled by this function.
String	getName() Returns the name of this function.
String	getNamespaceUri() Returns the namespace URI for this function.
QName	getQName() Returns the qualified name of this function, consisting of name and namespace (but not prefix).
int	hashCode()
boolean	isArityMatch(int arity) Determines whether this function can handle the specified number of arguments.
boolean	isMatch(QName qname, int arity) Determines whether this function is a match for a call to XPathFunctionResolver.resolveFunction().

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.xml.xpath.XPathFunction

evaluate

Constructor Detail

FunctionResolver.AbstractSelfDescribingFunction

protected FunctionResolver.AbstractSelfDescribingFunction(QName qname,
                                               int minArgs,
                                               int maxArgs)

Method Detail

getQName

public QName getQName()

Description copied from interface: FunctionResolver.SelfDescribingFunction

Returns the qualified name of this function, consisting of name and namespace (but not prefix).

Specified by:

getQName in interface FunctionResolver.SelfDescribingFunction

getNamespaceUri

public String getNamespaceUri()

Description copied from interface: FunctionResolver.SelfDescribingFunction

Returns the namespace URI for this function.

Specified by:

getNamespaceUri in interface FunctionResolver.SelfDescribingFunction

getName

public String getName()

Description copied from interface: FunctionResolver.SelfDescribingFunction

Returns the name of this function.

Specified by:

getName in interface FunctionResolver.SelfDescribingFunction

getMinArgCount

public int getMinArgCount()

Description copied from interface: FunctionResolver.SelfDescribingFunction

Returns the minimum number of arguments handled by this function.

Specified by:

getMinArgCount in interface FunctionResolver.SelfDescribingFunction

getMaxArgCount

public int getMaxArgCount()

Description copied from interface: FunctionResolver.SelfDescribingFunction

Returns the maximum number of arguments handled by this function.

Specified by:

getMaxArgCount in interface FunctionResolver.SelfDescribingFunction

isMatch

public boolean isMatch(QName qname,
              int arity)

Description copied from interface: FunctionResolver.SelfDescribingFunction

Determines whether this function is a match for a call to XPathFunctionResolver.resolveFunction().

Specified by:

isMatch in interface FunctionResolver.SelfDescribingFunction

isArityMatch

public boolean isArityMatch(int arity)

Description copied from interface: FunctionResolver.SelfDescribingFunction

Determines whether this function can handle the specified number of arguments.

Specified by:

isArityMatch in interface FunctionResolver.SelfDescribingFunction

compareTo

public int compareTo(FunctionResolver.SelfDescribingFunction that)

Specified by:

compareTo in interface Comparable<FunctionResolver.SelfDescribingFunction>

equals

public final boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public final int hashCode()

Overrides:

hashCode in class Object