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• ContractMatcherExtension.java

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/*
 * Fabric3
 * Copyright (c) 2009-2011 Metaform Systems
 *
 * Fabric3 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version, with the
 * following exception:
 *
 * Linking this software statically or dynamically with other
 * modules is making a combined work based on this software.
 * Thus, the terms and conditions of the GNU General Public
 * License cover the whole combination.
 *
 * As a special exception, the copyright holders of this software
 * give you permission to link this software with independent
 * modules to produce an executable, regardless of the license
 * terms of these independent modules, and to copy and distribute
 * the resulting executable under terms of your choice, provided
 * that you also meet, for each linked independent module, the
 * terms and conditions of the license of that module. An
 * independent module is a module which is not derived from or
 * based on this software. If you modify this software, you may
 * extend this exception to your version of the software, but
 * you are not obligated to do so. If you do not wish to do so,
 * delete this exception statement from your version.
 *
 * Fabric3 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 General Public License for more details.
 *
 * You should have received a copy of the
 * GNU General Public License along with Fabric3.
 * If not, see .
*/
package org.fabric3.spi.contract;

import org.fabric3.model.type.contract.ServiceContract;

/**
 * Dermines if ServiceContracts are compatible using a particular mapping, for example, WSDL-to-Java.
 *
 * @version $Rev: 9763 $ $Date: 2011-01-03 00:48:06 +0000 (Mon, 03 Jan 2011) $
 */
public interface ContractMatcherExtension {

    /**
     * Returns the contract type this extension maps from
     *
     * @return the contract type this extension maps from
     */
    Class getSource();

    /**
     * Returns the contract type this extension maps to
     *
     * @return the contract type this extension maps to
     */
    Class getTarget();

    /**
     * Determines if two ServiceContract are compatible for wiring. Some interface languages, such as Java, allow for inheritance. In
     * these cases, compatibility will include checking if the source contract is a super type of the target contract.
     *
     * @param source       the source contract. Typically, this is the contract specified by a component reference.
     * @param target       the ctarget contract. Typically this is the contract specified by a service.
     * @param reportErrors true if errors should be reported in the result
     * @return the result
     */
    MatchResult isAssignableFrom(S source, T target, boolean reportErrors);
}