org/objectweb/proactive/core/component/adl/types/ProActiveTypeLoader.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.adl.types;

import java.util.Map;

import org.objectweb.fractal.adl.ADLException;
import org.objectweb.fractal.adl.Node;
import org.objectweb.fractal.adl.interfaces.Interface;
import org.objectweb.fractal.adl.interfaces.InterfaceContainer;
import org.objectweb.fractal.adl.types.TypeInterface;
import org.objectweb.fractal.adl.types.TypeLoader;

public class ProActiveTypeLoader extends TypeLoader {


    protected void checkInterfaceContainer(
            final InterfaceContainer container,
            final boolean extend,
            final Map context) throws ADLException {
        Interface[] itfs = container.getInterfaces();
        for (int i = 0; i < itfs.length; i++) {
            Interface itf = itfs[i];
            if (itf instanceof TypeInterface) {
                String signature = ((TypeInterface) itf).getSignature();
                if (signature == null) {
                    if (!extend) {
                        throw new ADLException("Signature missing", (Node) itf);
                    }
                } else {
                    try {
                        getClassLoader(context).loadClass(signature);
                    } catch (ClassNotFoundException e) {
                        throw new ADLException(
                                "Invalid signature '" + signature + "'", (Node) itf, e);
                    }
                }
                String role = ((TypeInterface) itf).getRole();
                if (role == null) {
                    if (!extend) {
                        throw new ADLException("Role missing", (Node) itf);
                    }
                } else {
                    if (!role.equals("client") && !role.equals("server")) {
                        throw new ADLException("Invalid role '" + role + "'", (Node) itf);
                    }
                }
                String contingency = ((TypeInterface) itf).getContingency();
                if (contingency != null) {
                    if (!contingency.equals("mandatory") && !contingency.equals("optional")) {
                        throw new ADLException("Invalid contingency '" + contingency + "'", (Node) itf);
                    }
                }

                String cardinality = ((TypeInterface) itf).getCardinality();
                if (cardinality != null) {
                    if (!cardinality.equals("singleton") && !cardinality
                            .equals("collection") && !cardinality
                            .equals(ProActiveTypeInterface.MULTICAST_CARDINALITY)
                            && !cardinality.equals(ProActiveTypeInterface.GATHER_CARDINALITY)) {
                        throw new ADLException("Invalid cardinality '" + cardinality + "'", (Node) itf);
                    }
                }
            }
        }
    }
}

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