net.sf.saxon.functions
Class StandardFunction

java.lang.Object
  net.sf.saxon.functions.StandardFunction

public abstract class StandardFunction
extends Object

This class contains data tables defining the behavior of standard functions. "Standard functions" here means the XPath 2.0 functions, the XSLT 2.0 functions, and a few selected extension functions which need special recognition.

Nested Class Summary

static class

StandardFunction.Entry

Field Summary

(package private) static HashMap	functionTable
protected static ItemType	SAME_AS_FIRST_ARGUMENT

Constructor Summary

StandardFunction()

Method Summary

(package private) static void	arg(StandardFunction.Entry e, int a, ItemType type, int cardinality)
static StandardFunction.Entry	getFunction(String name)
static StandardFunction.Entry	register(String name, Class implementationClass, int opcode, int minArguments, int maxArguments, ItemType itemType, int cardinality) Register system function.

Methods inherited from class java.lang.Object

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

Field Detail

functionTable

static HashMap functionTable

SAME_AS_FIRST_ARGUMENT

protected static ItemType SAME_AS_FIRST_ARGUMENT

Constructor Detail

StandardFunction

public StandardFunction()

Method Detail

register

public static StandardFunction.Entry register(String name,
                                              Class implementationClass,
                                              int opcode,
                                              int minArguments,
                                              int maxArguments,
                                              ItemType itemType,
                                              int cardinality)

Register system function.

arg

static void arg(StandardFunction.Entry e,
                int a,
                ItemType type,
                int cardinality)

getFunction

public static StandardFunction.Entry getFunction(String name)