/* * 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.io.StringReader; import java.sql.PreparedStatement; import java.sql.SQLException; import java.sql.Types; import java.util.Properties; import org.hibernate.type.TextType; import org.hibernate.usertype.ParameterizedType; /** * Mapping between SQL {@link Types#CLOB clob} and Java {@link String} that truncates parameter * values to column size. * * @author Alejandro Guizar */ public class LimitedTextType extends TextType 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; int length = text.length(); if (length > limit) { text = text.substring(0, limit); length = limit; } st.setCharacterStream(index, new StringReader(text), length); } public void setParameterValues(Properties parameters) { limit = Integer.parseInt(parameters.getProperty("limit")); } }