org/objectweb/proactive/core/body/BodyAdapterImpl.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.body;

import java.io.IOException;
import java.io.ObjectStreamException;
import java.io.Serializable;
import java.security.PublicKey;
import java.security.cert.X509Certificate;
import java.util.ArrayList;

import org.objectweb.proactive.Body;
import org.objectweb.proactive.core.ProActiveException;
import org.objectweb.proactive.core.ProActiveRuntimeException;
import org.objectweb.proactive.core.UniqueID;
import org.objectweb.proactive.core.body.ft.internalmsg.FTMessage;
import org.objectweb.proactive.core.body.reply.Reply;
import org.objectweb.proactive.core.body.request.Request;
import org.objectweb.proactive.core.component.request.Shortcut;
import org.objectweb.proactive.core.config.ProActiveConfiguration;
import org.objectweb.proactive.core.exceptions.NonFunctionalException;
import org.objectweb.proactive.core.exceptions.manager.NFEListener;
import org.objectweb.proactive.core.runtime.ProActiveRuntimeForwarderImpl;
import org.objectweb.proactive.core.runtime.ProActiveRuntimeImpl;
import org.objectweb.proactive.ext.security.Communication;
import org.objectweb.proactive.ext.security.SecurityContext;
import org.objectweb.proactive.ext.security.crypto.KeyExchangeException;
import org.objectweb.proactive.ext.security.exceptions.RenegotiateSessionException;
import org.objectweb.proactive.ext.security.exceptions.SecurityNotAvailableException;
import org.objectweb.proactive.ext.security.securityentity.Entity;


public abstract class BodyAdapterImpl extends BodyAdapter implements Cloneable,
    Serializable {

    protected RemoteBody proxiedRemoteBody;

    //------------------------------------------
    // Adpater Methods
    //------------------------------------------

    public void changeProxiedBody(Body newBody) throws IOException {
        this.proxiedRemoteBody.changeProxiedBody(newBody);
    }

    public abstract UniversalBody lookup(String url) throws java.io.IOException;

    public abstract void register(String url) throws java.io.IOException;

    public abstract void unregister(String url) throws java.io.IOException;

    public boolean equals(Object o) {
        if (!(o instanceof BodyAdapter)) {
            return false;
        }

        BodyAdapterImpl rba = (BodyAdapterImpl) o;

        return proxiedRemoteBody.equals(rba.proxiedRemoteBody);
    }

    public int hashCode() {
        return proxiedRemoteBody.hashCode();
    }

    protected void construct(RemoteBody remoteBody) throws ProActiveException {
        this.proxiedRemoteBody = remoteBody;

        if (bodyLogger.isDebugEnabled()) {
            bodyLogger.debug(proxiedRemoteBody.getClass());
        }

        try {
            this.bodyID = remoteBody.getID();
            this.jobID = remoteBody.getJobID();
        } catch (IOException e) {
            throw new ProActiveException(e);
        }
    }

    //--------------------------------------------
    // implements Job
    //--------------------------------------------

    public String getJobID() {
        return jobID;
    }

    //--------------------------------------------
    // implements UniversalBody
    //--------------------------------------------

    public int receiveRequest(Request request)
        throws IOException, RenegotiateSessionException {
        return proxiedRemoteBody.receiveRequest(request);
    }

    public int receiveReply(Reply r) throws IOException {
        return proxiedRemoteBody.receiveReply(r);
    }

    public String getNodeURL() {
        try {
            return proxiedRemoteBody.getNodeURL();
        } catch (IOException e) {
            return "cannot contact the body to get the nodeURL";
        }
    }

    public UniqueID getID() {
        return bodyID;
    }

    public void updateLocation(UniqueID id, UniversalBody body)
        throws IOException {
        proxiedRemoteBody.updateLocation(id, body);
    }

    public void createShortcut(Shortcut shortcut) throws IOException {
        //      TODO implement
        throw new ProActiveRuntimeException(
            "create shortcut method not implemented yet");
    }

    public BodyAdapter getRemoteAdapter() {
        return this;
    }

    public void terminate() throws IOException {
        proxiedRemoteBody.terminate();
    }

    public void enableAC() throws IOException {
        proxiedRemoteBody.enableAC();
    }

    public void disableAC() throws IOException {
        proxiedRemoteBody.disableAC();
    }

    public void setImmediateService(String methodName)
        throws IOException {
        proxiedRemoteBody.setImmediateService(methodName);
    }

    public void setImmediateService(String methodName, Class[] parametersTypes)
        throws IOException {
        proxiedRemoteBody.setImmediateService(methodName, parametersTypes);
    }

    public void removeImmediateService(String methodName,
        Class[] parametersTypes) throws IOException {
        proxiedRemoteBody.removeImmediateService(methodName, parametersTypes);
    }

    //--------------------------------------------
    // implements SecurityEntity
    //--------------------------------------------

    public X509Certificate getCertificate()
        throws SecurityNotAvailableException, IOException {
        return proxiedRemoteBody.getCertificate();
    }

    public long startNewSession(Communication policy)
        throws SecurityNotAvailableException, RenegotiateSessionException,
            IOException {
        return proxiedRemoteBody.startNewSession(policy);
    }

    public PublicKey getPublicKey()
        throws SecurityNotAvailableException, IOException {
        return proxiedRemoteBody.getPublicKey();
    }

    public byte[] randomValue(long sessionID, byte[] clientRandomValue)
        throws SecurityNotAvailableException, RenegotiateSessionException,
            IOException {
        return proxiedRemoteBody.randomValue(sessionID, clientRandomValue);
    }

    public byte[][] publicKeyExchange(long sessionID, byte[] myPublicKey,
        byte[] myCertificate, byte[] signature)
        throws SecurityNotAvailableException, RenegotiateSessionException,
            KeyExchangeException, IOException {
        return proxiedRemoteBody.publicKeyExchange(sessionID, myPublicKey,
            myCertificate, signature);
    }

    public byte[][] secretKeyExchange(long sessionID, byte[] encodedAESKey,
        byte[] encodedIVParameters, byte[] encodedClientMacKey,
        byte[] encodedLockData, byte[] parametersSignature)
        throws SecurityNotAvailableException, RenegotiateSessionException,
            IOException {
        return proxiedRemoteBody.secretKeyExchange(sessionID, encodedAESKey,
            encodedIVParameters, encodedClientMacKey, encodedLockData,
            parametersSignature);
    }

    public SecurityContext getPolicy(SecurityContext securityContext)
        throws SecurityNotAvailableException, IOException {
        return proxiedRemoteBody.getPolicy(securityContext);
    }

    public byte[] getCertificateEncoded()
        throws SecurityNotAvailableException, IOException {
        return proxiedRemoteBody.getCertificateEncoded();
    }

    public ArrayList<Entity> getEntities()
        throws SecurityNotAvailableException, IOException {
        return proxiedRemoteBody.getEntities();
    }

    public void terminateSession(long sessionID)
        throws SecurityNotAvailableException, IOException {
        proxiedRemoteBody.terminateSession(sessionID);
    }

    /* (non-Javadoc)
      * @see org.objectweb.proactive.core.body.UniversalBody#receiveFTMessage(org.objectweb.proactive.core.body.ft.internalmsg.FTMessage)
      */
    public Object receiveFTMessage(FTMessage ev) throws IOException {
        return this.proxiedRemoteBody.receiveFTMessage(ev);
    }

    //--------------------------------
    //  NFEProducer implementation
    //--------------------------------
    public void addNFEListener(NFEListener listener) {
        try {
            proxiedRemoteBody.addNFEListener(listener);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public void removeNFEListener(NFEListener listener) {
        try {
            proxiedRemoteBody.removeNFEListener(listener);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public int fireNFE(NonFunctionalException e) {
        try {
            return proxiedRemoteBody.fireNFE(e);
        } catch (IOException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();

            return 0;
        }
    }

    protected Object readResolve() throws ObjectStreamException {
        if (ProActiveConfiguration.isForwarder()) {
            ProActiveRuntimeForwarderImpl partf = (ProActiveRuntimeForwarderImpl) ProActiveRuntimeImpl.getProActiveRuntime();

            try {
                partf.getBodyForwarder().add((BodyAdapterImpl) this.clone());

                return new BodyAdapterForwarder(partf.getBodyAdapterForwarder(),
                    this);
            } catch (CloneNotSupportedException e) {
                e.printStackTrace();
            }
        }

        return this;
    }
    

    public String[] list(String url) throws IOException {
        throw new IOException ("Lookup is not implemented yet for this Adapter");
    }

}

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