org/objectweb/proactive/core/component/representative/ProActiveComponentRepresentativeFactory.java

/* 
 * ################################################################
 * 
 * ProActive: The Java(TM) library for Parallel, Distributed, 
 *            Concurrent computing with Security and Mobility
 * 
 * Copyright (C) 1997-2007 INRIA/University of Nice-Sophia Antipolis
 * Contact: proactive@objectweb.org
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *  
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *  
 *  Initial developer(s):               The ProActive Team
 *                        http://www.inria.fr/oasis/ProActive/contacts.html
 *  Contributor(s): 
 * 
 * ################################################################
 */ 
package org.objectweb.proactive.core.component.representative;

import org.objectweb.fractal.api.type.ComponentType;
import org.objectweb.proactive.core.body.proxy.BodyProxy;
import org.objectweb.proactive.core.component.ComponentParameters;
import org.objectweb.proactive.core.component.Constants;
import org.objectweb.proactive.core.component.controller.ComponentParametersController;
import org.objectweb.proactive.core.component.request.ComponentRequest;
import org.objectweb.proactive.core.mop.MethodCall;
import org.objectweb.proactive.core.mop.Proxy;


public class ProActiveComponentRepresentativeFactory {
    private static ProActiveComponentRepresentativeFactory INSTANCE = null;

    private ProActiveComponentRepresentativeFactory() {
    }

    public static ProActiveComponentRepresentativeFactory instance() {
        if (INSTANCE == null) {
            return (INSTANCE = new ProActiveComponentRepresentativeFactory());
        } else {
            return INSTANCE;
        }
    }

    public ProActiveComponentRepresentative createComponentRepresentative(
        ComponentType componentType, String hierarchicalType, Proxy proxy,
        String controllerConfigFileLocation) {
        ProActiveComponentRepresentative representative = new ProActiveComponentRepresentativeImpl(componentType,
                hierarchicalType, controllerConfigFileLocation);
        representative.setProxy(proxy);
        return representative;
    }

    public ProActiveComponentRepresentative createComponentRepresentative(
        Proxy proxy) throws Throwable {
        ((BodyProxy) proxy).getBody().getRemoteAdapter().setImmediateService("getComponentParameters",
            new Class[] {  });
        ComponentParameters componentParameters = (ComponentParameters) proxy.reify((MethodCall) MethodCall.getComponentMethodCall(
                    ComponentParametersController.class.getDeclaredMethod(
                        "getComponentParameters", new Class[] {  }),
                    new Object[] {  }, null, 
                    Constants.COMPONENT_PARAMETERS_CONTROLLER, null,
                    ComponentRequest.STRICT_FIFO_PRIORITY));
        ((BodyProxy) proxy).getBody().getRemoteAdapter().removeImmediateService("getComponentParameters",
            new Class[] {  });
        return ProActiveComponentRepresentativeFactory.instance()
                                                      .createComponentRepresentative(componentParameters.getComponentType(),
            componentParameters.getHierarchicalType(), proxy,
            componentParameters.getControllerDescription()
                               .getControllersConfigFileLocation());
    }
}

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