com.novell.xsl.extensions
Class JavaMethod

java.lang.Object
  com.novell.xml.xpath.Function
      com.novell.xsl.extensions.JavaMember
          com.novell.xsl.extensions.JavaMethod

public class JavaMethod

extends JavaMember

This class represents a java class member with a particular name. This class is only used during the parsing stage. The getInstance() member returns the actual JavaMethodInstance object that is used by the FunctionCall object.

See Also:

JavaMethodInstance

Field Summary

Fields inherited from class com.novell.xsl.extensions.JavaMember

classBoolean, classNumber, classString, interfaceExpressionValue, interfaceNode

Constructor Summary

JavaMethod(FunctionSignature signature, Method[] methods, Class methodClass)
Construct a placeholder for the function library for the desired java class member(s).

Method Summary

Function	getInstance(ArgumentList args) Return an instance representing the member that matches the passed argument list.
protected Method	getMostDerivedMethod(Method method) Return the Method from the class corresponding to the class for this JavaMethod that is declared in the most-derived class in the hierarchy.
protected static boolean	methodsEqual(Method m1, Method m2) Compare to Method objects for equality.

Methods inherited from class com.novell.xsl.extensions.JavaMember

weightParam

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

getSignature, invoke, isConstant, registerForReset

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaMethod

public JavaMethod(FunctionSignature signature,
                  Method[] methods,
                  Class methodClass)

Construct a placeholder for the function library for the desired java class member(s).

Parameters:

signature - The partial signature of the member (name only needed).

methods - The array of Method objects returned from class.getMethods().

methodClass - Class object from which this method is declared

Method Detail

getInstance

public Function getInstance(ArgumentList args)
                     throws XPathParserException

Return an instance representing the member that matches the passed argument list.

Overrides:

getInstance in class Function

Parameters:

args - The argument list

Throws:

XPathParserException

methodsEqual

protected static boolean methodsEqual(Method m1,
                                      Method m2)

Compare to Method objects for equality.

Parameters:

m1 - First method

m2 - Second method

Returns:

true if methods have same number and types of parameters.

getMostDerivedMethod

protected Method getMostDerivedMethod(Method method)
                               throws XPathParserException

Return the Method from the class corresponding to the class for this JavaMethod that is declared in the most-derived class in the hierarchy.

Parameters:

method - The method whose name and parameter list will be used for finding the most derived method.

Returns:

the most-derived method

Throws:

XPathParserException