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/***************************************************************************
Invocation.java - description
-------------------
begin : Tue Oct 31 06:12:14 2000
copyright : (C) Gert-Jan van der Heiden. All rights reserved.
written by : Gert-Jan van der Heiden.
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as published by*
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
package org.kde.koala;
import java.util.*;
import java.lang.reflect.*;
import org.kde.qt.qtjava;
/** A utility class for creating a closure to invoke later
*/
class Invocation{
public static ArrayList invokeInterfaces(long qtObject){
return invokeArrayOperation(qtObject, "interfaces");
}
public static ArrayList invokeFunctions(long qtObject){
return invokeArrayOperation(qtObject, "functions");
}
public static ArrayList invokeArrayOperation(long qtObject, String operationName){
try{
Object onThis = qtjava.objectForQtKey(qtObject, "java.lang.object", true);
if(onThis != null){
Object[] arguments = new Object[0];
Class[] objectTypes = new Class[0];
Method method = onThis.getClass().getMethod(operationName, objectTypes);
return (ArrayList) method.invoke(onThis,arguments);
}else {
System.out.println("Invocation.invokeArrayOperation() : object not found!");
}
}catch(Exception e){
e.printStackTrace();
}
return new ArrayList();
}
public static DCOPAnswer invokeProcess(long qtObject, String fun, byte[] data){
try{
Object onThis = qtjava.objectForQtKey(qtObject, "java.lang.object", true);
if(onThis != null){
Object[] arguments = {fun, data};
Class[] objectTypes = { String.class,
data.getClass()};
Method method = onThis.getClass().getMethod("javaProcess", objectTypes);
return (DCOPAnswer) method.invoke(onThis,arguments);
}else {
System.out.println("Invocation.invokeArrayOperation() : object not found!");
}
}catch(Exception e){
e.printStackTrace();
}
DCOPAnswer answer = new DCOPAnswer();
answer.setSucces(false);
return answer;
}
}
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