com.jklas.search.interceptors.hibernate.HibernateInterceptor.java Source code

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Here is the source code for com.jklas.search.interceptors.hibernate.HibernateInterceptor.java

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/**
 * Object Search Framework
 *
 * Copyright (C) 2010 Julian Klas
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser 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
 */
package com.jklas.search.interceptors.hibernate;

import java.io.Serializable;

import org.apache.commons.logging.LogFactory;
import org.hibernate.EmptyInterceptor;
import org.hibernate.type.Type;

import com.jklas.search.exception.IndexObjectException;
import com.jklas.search.index.dto.IndexObjectDto;
import com.jklas.search.interceptors.SearchInterceptor;

/**
 * Interceptor de Hibernate
 * 
 * @author Juln
 * @since 1.0
 * @date 2009-08-31
 */
public class HibernateInterceptor extends EmptyInterceptor {

    private static final long serialVersionUID = 1L;

    private SearchInterceptor searchInterceptor;

    @SuppressWarnings("unused")
    private HibernateInterceptor() {
    }

    public HibernateInterceptor(SearchInterceptor searchInterceptor) {
        this.searchInterceptor = searchInterceptor;
    }

    public void setSearchInterceptor(SearchInterceptor searchInterceptor) {
        this.searchInterceptor = searchInterceptor;
    }

    @Override
    public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState,
            String[] propertyNames, Type[] types) {

        return onSave(entity, id, currentState, propertyNames, types);
    }

    @Override
    public boolean onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {
        try {
            searchInterceptor.update(new IndexObjectDto(entity, id));
        } catch (IndexObjectException e) {
            LogFactory.getLog(getClass()).error("Error al indexar. Entidad: " + entity + " - id:" + id, e);
        }

        return false;
    }

    @Override
    public void onDelete(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {

        try {
            searchInterceptor.delete(new IndexObjectDto(entity, id));
        } catch (IndexObjectException e) {
            LogFactory.getLog(getClass()).error("Error al indexar. Entidad: " + entity + " - id:" + id, e);
        }
    }

}