/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.xml.bind.v2.runtime.property;


import com.sun.xml.bind.api.AccessorException;
import com.sun.xml.bind.v2.model.nav.Navigator;
import com.sun.xml.bind.v2.model.runtime.RuntimePropertyInfo;
import com.sun.xml.bind.v2.runtime.JAXBContextImpl;
import com.sun.xml.bind.v2.runtime.reflect.Accessor;
import com.sun.xml.bind.v2.runtime.reflect.Lister;


/**
 * {@link Property} implementation for multi-value properties
 * (including arrays and collections.)
 *
 * @author Kohsuke Kawaguchi (kk@kohsuke.org)
 */
abstract class ArrayProperty<BeanT,ListT,ItemT> extends PropertyImpl<BeanT> {
    protected final Accessor<BeanT,ListT> acc;
    protected final Lister<BeanT,ListT,ItemT,Object> lister;

    protected ArrayProperty(JAXBContextImpl context, RuntimePropertyInfo prop) {
        super(context,prop);

        assert prop.isCollection();
        lister = Lister.create(
            Navigator.REFLECTION.erasure(prop.getRawType()),prop.id(),prop.getAdapter());
        assert lister!=null;
        acc = prop.getAccessor().optimize(context);
        assert acc!=null;
    }

    public void reset(BeanT o) throws AccessorException {
        lister.reset(o,acc);
    }

    public final String getIdValue(BeanT bean) {
        // mutli-value property can't be ID
        return null;
    }
}
