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/**
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tuscany.container.rhino.rhino;
import java.util.Map;
import org.mozilla.javascript.Function;
import org.mozilla.javascript.Scriptable;
import org.mozilla.javascript.xml.XMLObject;
/**
* Invokes a JavaScript/E4X function with argument and return values that may be E4X XML objects.
*/
public class RhinoE4XScript extends RhinoScript {
private E4XDataBinding dataBinding;
public RhinoE4XScript(String scriptName, String script, Map context, ClassLoader cl, E4XDataBinding dataBinding) {
super(scriptName, script, context, cl);
this.dataBinding = dataBinding;
}
protected RhinoE4XScript(String scriptName, String script, Scriptable scriptScope, E4XDataBinding dataBinding) {
super(scriptName, script, scriptScope);
this.dataBinding = dataBinding;
}
/**
* Turn args to JS objects and convert any OMElement to E4X XML
*/
@Override
protected Object[] processArgs(String functionName, Object[] args, Scriptable scope) {
return new Object[] { dataBinding.toE4X(functionName, args, scope) };
}
/**
* Unwrap and convert response converting any E4X XML into Java objects
*/
@Override
protected Object processResponse(String functionName, Object response, Class responseClass) {
if (response instanceof XMLObject) {
Object[] os = dataBinding.toObjects((XMLObject) response);
if (os == null || os.length < 1) {
return null;
} else {
return os[0];
}
} else {
return super.processResponse(functionName, response, responseClass);
}
}
@Override
protected Function getFunction(Scriptable scope, String functionName) {
return super.getFunction(scope, "process");
}
@Override
public RhinoE4XScript copy() {
return new RhinoE4XScript(scriptName, script, scriptScope, dataBinding);
}
}
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