/*******************************************************************************
 *
 * Copyright (c) 2011 Oracle Corporation.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *
 *    Nikita Levyankov
 *
 *******************************************************************************/
package org.eclipse.hudson.model.project.property;

import hudson.util.CopyOnWriteList;
import org.eclipse.hudson.api.model.ICascadingJob;

/**
 * Project property for {@link CopyOnWriteList}
 * <p/>
 * Date: 11/1/11
 *
 * @author Nikita Levyankov
 */
public class CopyOnWriteListProjectProperty extends BaseProjectProperty<CopyOnWriteList> {

    public CopyOnWriteListProjectProperty(ICascadingJob job) {
        super(job);
    }

    @Override
    public CopyOnWriteList getDefaultValue() {
        CopyOnWriteList result = new CopyOnWriteList();
        setOriginalValue(result, false);
        return result;
    }

    @Override
    protected boolean returnOriginalValue() {
        return isOverridden() || !getOriginalValue().isEmpty();
    }

    @Override
    public CopyOnWriteList getOriginalValue() {
        CopyOnWriteList result = super.getOriginalValue();
        return null != result ? result : getDefaultValue();
    }

    @Override
    protected void clearOriginalValue(CopyOnWriteList originalValue) {
        setOriginalValue(originalValue, false);
    }
}