ReferencedModelGroup.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.schema;

import org.apache.xerces.impl.xs.XSParticleDecl;
import org.apache.xerces.xs.XSModelGroup;
import org.eclipse.persistence.oxm.XMLDescriptor;
import org.eclipse.persistence.tools.workbench.mappingsmodel.handles.QName;

public final class ReferencedModelGroup
    extends SchemaComponentReference
    implements MWModelGroup
{
    // **************** Variables *********************************************

    private volatile ModelGroupDefinition modelGroupDef;


    // **************** Constructors ******************************************

    /** Toplink use only */
    private ReferencedModelGroup() {
        super();
    }

    ReferencedModelGroup(AbstractSchemaModel parent, String groupName, String groupNamespace) {
        super(parent, groupName, groupNamespace);
    }


    // **************** SchemaComponentReference contract *********************

    protected MWNamedSchemaComponent getReferencedComponent() {
        return this.modelGroupDef;
    }

    protected void resolveReference(String modelGroupDefNamespace, String modelGroupDefName) {
        this.modelGroupDef = (ModelGroupDefinition) this.getSchema().modelGroupDefinition(modelGroupDefNamespace, modelGroupDefName);
    }


    // **************** MWModelGroup contract ***********************************

    public String getCompositor() {
        return this.modelGroupDef.getModelGroup().getCompositor();
    }

    public boolean containsWildcard() {
        return this.modelGroupDef.getModelGroup().containsWildcard();
    }


    // **************** MWParticle contract ***********************************

    public int getMinOccurs() {
        return this.modelGroupDef.getModelGroup().getMinOccurs();
    }

    public int getMaxOccurs() {
        return this.modelGroupDef.getModelGroup().getMaxOccurs();
    }

    public boolean isDescriptorContextComponent() {
        return false;
    }

    public int compareSchemaOrder(MWElementDeclaration element1, MWElementDeclaration element2) {
        return this.modelGroupDef.compareSchemaOrder(element1, element2);
    }

    public boolean isEquivalentTo(XSParticleDecl xsParticle) {
        return xsParticle.getTerm() instanceof XSModelGroup;
    }


    // **************** MWSchemaModel contract ********************************

    public MWNamedSchemaComponent nestedNamedComponent(QName qName) {
        return this.modelGroupDef.nestedNamedComponent(qName);
    }

    public int totalElementCount() {
        return this.modelGroupDef.totalElementCount();
    }


    // **************** TopLink methods ***************************************

    public static XMLDescriptor buildDescriptor() {
        XMLDescriptor descriptor = new XMLDescriptor();
        descriptor.setJavaClass(ReferencedModelGroup.class);
        descriptor.getInheritancePolicy().setParentClass(SchemaComponentReference.class);

        return descriptor;
    }
}