alfresco-community-repo/source/java/org/alfresco/service/cmr/attributes/AttrAndQuery.java

/*
 * Copyright (C) 2005-2007 Alfresco Software Limited.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of 
 * the GPL, you may redistribute this Program in connection with Free/Libre 
 * and Open Source Software ("FLOSS") applications as described in Alfresco's 
 * FLOSS exception.  You should have recieved a copy of the text describing 
 * the FLOSS exception, and it is also available here: 
 * http://www.alfresco.com/legal/licensing
 */

package org.alfresco.service.cmr.attributes;

import java.util.ArrayList;
import java.util.List;

/**
 * And aggregate query.
 * @author britt
 */
public class AttrAndQuery extends AttrQuery
{
    private static final long serialVersionUID = 5452165715643751502L;

    private List<AttrQuery> fSubQueries;
    
    public AttrAndQuery(List<AttrQuery> queries)
    {
        fSubQueries = queries;
    }
    
    public AttrAndQuery(AttrQuery... queries)
    {
        fSubQueries = new ArrayList<AttrQuery>();
        for (AttrQuery query : queries)
        {
            fSubQueries.add(query);
        }
    }

    /* (non-Javadoc)
     * @see org.alfresco.service.cmr.attributes.AttrQuery#getPredicate(org.alfresco.service.cmr.attributes.AttrQueryHelper)
     */
    @Override
    public String getPredicate(AttrQueryHelper helper)
    {
        StringBuilder builder = new StringBuilder();
        builder.append('(');
        for (int i = 0; i < fSubQueries.size() - 1; i++)
        {
            builder.append(fSubQueries.get(i).getPredicate(helper));
            builder.append(" and ");
        }
        builder.append(fSubQueries.get(fSubQueries.size() - 1).getPredicate(helper));
        builder.append(')');
        return builder.toString();
    }
}