com.novell.xml.xpath.functions
Class xpathConcat

java.lang.Object
  com.novell.xml.xpath.Function
      com.novell.xml.xpath.functions.xpathConcat

public class xpathConcat

extends Function

This class implements the XPath concat(string,string,string*) built-in function

Constructor Summary

xpathConcat()
Construct an object for the concat() function

Method Summary

ExpressionValue	invoke(Object[] args) Perform concat() function
String	toString() Return function name.

Methods inherited from class com.novell.xml.xpath.Function

getInstance, getSignature, isConstant, registerForReset

Methods inherited from class java.lang.Object

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

Constructor Detail

xpathConcat

public xpathConcat()

Construct an object for the concat() function

Method Detail

invoke

public ExpressionValue invoke(Object[] args)
                       throws XPathEvaluationException

Perform concat() function

Overrides:

invoke in class Function

Parameters:

args - List of arguments. All arguments are strings The first two arguments are required The third and subsequent arguments are optional

Returns:

A string value that is the result of concatenating all the arguments left-to-right

Throws:

XPathEvaluationException

toString

public String toString()

Return function name.

Returns:

Function name.