org.medici.bia.common.search.UserSearch.java Source code

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Here is the source code for org.medici.bia.common.search.UserSearch.java

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/*
 * UserSearch.java
 *
 * Developed by The Medici Archive Project Inc. (2010-2012)
 * 
 * This file is part of DocSources.
 * 
 * DocSources 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.
 * 
 * DocSources 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * As a special exception, if you link this library with other files to
 * produce an executable, this library does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * This exception does not however invalidate any other reasons why the
 * executable file might be covered by the GNU General Public License.
 */
package org.medici.bia.common.search;

import org.apache.log4j.Logger;
import org.apache.lucene.search.Query;
import org.joda.time.DateTime;
import org.medici.bia.common.util.DateUtils;

/**
 * 
 * @author Lorenzo Pasquinelli (<a href=mailto:l.pasquinelli@gmail.com>l.pasquinelli@gmail.com</a>)
 * @author Matteo Doni (<a href=mailto:donimatteo@gmail.com>donimatteo@gmail.com</a>)
 *
 */
public class UserSearch implements GenericSearch {

    /**
     * 
     */
    private static final long serialVersionUID = 1526279104072787935L;

    private Boolean online;

    private Logger logger = Logger.getLogger(this.getClass());

    /**
     * 
     */
    public UserSearch() {
        super();

        setOnline(Boolean.FALSE);
    }

    /**
     * @param online the online to set
     */
    public void setOnline(Boolean online) {
        this.online = online;
    }

    /**
     * @return the online
     */
    public Boolean getOnline() {
        return online;
    }

    /**
     * 
     * @param command
     */
    public void initFromText(String text) {
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Boolean empty() {
        if (online == null) {
            return Boolean.TRUE;
        }

        return Boolean.FALSE;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String toJPAQuery() {
        StringBuilder jpaQuery = new StringBuilder("FROM User ");

        if (!empty()) {
            jpaQuery.append("WHERE ");

            if (getOnline() != null) {
                DateTime dateTime = new DateTime(System.currentTimeMillis());
                dateTime = dateTime.minusMinutes(5);

                jpaQuery.append(" (dateAndTime > '");
                jpaQuery.append(DateUtils.getMYSQLDateTime(dateTime));
                jpaQuery.append("')");
            }
        }

        return jpaQuery.toString();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Query toLuceneQuery() {
        // NOT IMPLEMENTED
        return null;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String toString() {
        StringBuilder stringBuilder = new StringBuilder();

        if (empty()) {
            return "";
        }

        stringBuilder.append("[");
        if (getOnline() != null) {
            stringBuilder.append("online=");
            stringBuilder.append(getOnline());
        }
        stringBuilder.append("]");

        return stringBuilder.toString();
    }
}