/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.db.hibernate;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Types;
import java.util.Properties;
import org.hibernate.type.StringType;
import org.hibernate.usertype.ParameterizedType;
/**
* Mapping between SQL {@link Types#VARCHAR varchar} and Java {@link String} that truncates
* parameter values to column size.
*
* @author Alejandro Guizar
*/
public class LimitedStringType extends StringType implements ParameterizedType {
private int limit;
private static final long serialVersionUID = 1L;
public int getLimit() {
return limit;
}
public void set(PreparedStatement st, Object value, int index) throws SQLException {
String text = (String) value;
if (text.length() > limit) text = text.substring(0, limit);
st.setString(index, text);
}
public void setParameterValues(Properties parameters) {
limit = Integer.parseInt(parameters.getProperty("limit"));
}
}