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/*******************************************************************************
 * Copyright (c) 1998, 2012 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:
 *     dclarke, mnorman - Dynamic Persistence
 *       http://wiki.eclipse.org/EclipseLink/Development/Dynamic
 *       (https://bugs.eclipse.org/bugs/show_bug.cgi?id=200045)
 *
 ******************************************************************************/
package org.eclipse.persistence.internal.xr;

//javase imports
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

//EclipseLink imports
import org.eclipse.persistence.dynamic.DynamicEntity;
import org.eclipse.persistence.internal.dynamic.DynamicEntityImpl;
import org.eclipse.persistence.internal.dynamic.DynamicPropertiesManager;

/**
 * Local cache of property names
 *
 * @author mnorman
 */
public class XRDynamicPropertiesManager extends DynamicPropertiesManager {

    // local static cache of property names
    protected Set propertyNames = null;

    public XRDynamicPropertiesManager() {
        super();
        setType(new XRDynamicType()); // dummy impl of DynamicType
        setInitializatonPolicy(new XRDynamicPropertiesInitializatonPolicy());
    }

    public void setPropertyNames(Set propertyNames) {
        // One-time initialization: only if this.propertiesNameSet is null
        if (this.propertyNames == null) {
            this.propertyNames = propertyNames;
        }
    }

    public boolean contains(String propertyName) {
        return propertyNames.contains(propertyName);
    }

    public List getPropertyNames() {
        List tmp = new ArrayList();
        if (propertyNames != null) {
            for (String propertyName : propertyNames) {
                tmp.add(propertyName);
            }
        }
        return tmp;
    }

    @Override
    public void checkSet(String propertyName, Object value) {
        // no-op
    }

    @Override
    public void postConstruct(DynamicEntity entity) {
        if (DynamicEntityImpl.class.isAssignableFrom(entity.getClass())) {
            super.postConstruct(entity);
        }
    }

}