org.exolab.adaptx.xslt
Interface ScriptHandler

public interface ScriptHandler

An interface for scripting environments

Author:

Keith Visco

Method Summary

java.lang.Object	call(java.lang.String name, java.lang.Object[] args) Calls the method with the given name, and set of arguments
java.lang.Object	call(java.lang.String name, java.lang.Object[] args, java.lang.String namespace) Calls the method with the given name, and set of arguments
boolean	createNamespace(java.lang.String name) Creates a new namespace with the given name
java.lang.Object	eval(XSLScript xslScript, org.w3c.dom.Node context) Evaluates the given XSLScript element using the default namespace
java.lang.Object	eval(XSLScript xslScript, org.w3c.dom.Node context, java.lang.String namespace) Evaluates the given XSLScript element using the given namespace
java.lang.Object	evalAsFunction(XSLScript xslScript, org.w3c.dom.Node context) Evaluates the given XSLScript element as a function using the default namespace.
java.lang.Object	evalAsFunction(XSLScript xslScript, org.w3c.dom.Node context, java.lang.String namespace) Evaluates the given XSLScript element as a function using the given namespace.
java.lang.String	getLanguage() Returns the name of the language that this ScriptHandler handles
boolean	hasDefinedFunction(java.lang.String name, java.lang.String namespace)
void	initialize(ProcessorCallback pc) Initializes the scripting environment

Method Detail

call

public java.lang.Object call(java.lang.String name,
                             java.lang.Object[] args)

Calls the method with the given name, and set of arguments

Parameters:

name - the name of the method to call

args - the methods arguments

Returns:

the result of the method invocation

call

public java.lang.Object call(java.lang.String name,
                             java.lang.Object[] args,
                             java.lang.String namespace)

Calls the method with the given name, and set of arguments

Parameters:

name - the name of the method to call

args - the methods arguments

namespace - the Namespace to use for evaluation

Returns:

the result of the method invocation

createNamespace

public boolean createNamespace(java.lang.String name)

Creates a new namespace with the given name

eval

public java.lang.Object eval(XSLScript xslScript,
                             org.w3c.dom.Node context)

Evaluates the given XSLScript element using the default namespace

Parameters:

xslScript - the XSLScript to evaluate

context - the current DOM Node that is the context of this evaluation.

Returns:

the result of the XSLScript evaluation

eval

public java.lang.Object eval(XSLScript xslScript,
                             org.w3c.dom.Node context,
                             java.lang.String namespace)

Evaluates the given XSLScript element using the given namespace

Parameters:

xslScript - the XSLScript to evaluate

context - the current DOM Node that is the context of this evaluation.

namespace - the Namespace to use for evaluation

Returns:

the result of the XSLScript evaluation

evalAsFunction

public java.lang.Object evalAsFunction(XSLScript xslScript,
                                       org.w3c.dom.Node context)

Evaluates the given XSLScript element as a function using the default namespace.

Parameters:

xslScript - the XSLScript to evaluate

context - the current DOM Node that is the context of this evaluation.

Returns:

the result of the XSLScript evaluation

evalAsFunction

public java.lang.Object evalAsFunction(XSLScript xslScript,
                                       org.w3c.dom.Node context,
                                       java.lang.String namespace)

Evaluates the given XSLScript element as a function using the given namespace.

Parameters:

xslScript - the XSLScript to evaluate

context - the current DOM Node that is the context of this evaluation.

namespace - the Namespace to use for evaluation

Returns:

the result of the XSLScript evaluation

getLanguage

public java.lang.String getLanguage()

Returns the name of the language that this ScriptHandler handles

Returns:

the name of the language that this ScriptHandler handles

hasDefinedFunction

public boolean hasDefinedFunction(java.lang.String name,
                                  java.lang.String namespace)

initialize

public void initialize(ProcessorCallback pc)

Initializes the scripting environment

Parameters:

pc - the ProcessorCallback for supporting access to the RuleProcessor.