MWRelationalMappingFactory.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.relational;

import org.eclipse.persistence.tools.workbench.mappingsmodel.descriptor.MWMappingDescriptor;
import org.eclipse.persistence.tools.workbench.mappingsmodel.descriptor.relational.MWRelationalClassDescriptor;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.MWDirectCollectionMapping;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.MWDirectMapMapping;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.MWDirectMapping;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.MWMappingFactory;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.MWTransformationMapping;
import org.eclipse.persistence.tools.workbench.mappingsmodel.meta.MWClassAttribute;

public final class MWRelationalMappingFactory implements MWMappingFactory {

    private static MWRelationalMappingFactory INSTANCE;


    //    ****************** static methods **************

    public static synchronized MWRelationalMappingFactory instance() {
        if (INSTANCE == null) {
            INSTANCE = new MWRelationalMappingFactory();
        }
        return INSTANCE;
    }

    public MWDirectMapping createDirectMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWDirectToFieldMapping(descriptor, attribute, name);
    }

    public MWDirectCollectionMapping createDirectCollectionMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWRelationalDirectCollectionMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

    public MWDirectMapMapping createDirectMapMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWRelationalDirectMapMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

    public MWTransformationMapping createTransformationMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWRelationalTransformationMapping(descriptor, attribute, name);
    }

    public MWOneToOneMapping createOneToOneMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWOneToOneMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

    public MWDirectToXmlTypeMapping createDirectToXmlTypeMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWDirectToXmlTypeMapping(descriptor, attribute, name);
    }

    public MWVariableOneToOneMapping createVariableOneToOneMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWVariableOneToOneMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

    public MWAggregateMapping createAggregateMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWAggregateMapping(descriptor, attribute, name);
    }

    public MWOneToManyMapping createOneToManyMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWOneToManyMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

    public MWManyToManyMapping createManyToManyMapping(MWMappingDescriptor descriptor, MWClassAttribute attribute, String name) {
        return new MWManyToManyMapping((MWRelationalClassDescriptor) descriptor, attribute, name);
    }

}