001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2009 SonarSource SA 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.jpa.dialect; 021 022 import org.hibernate.MappingException; 023 import org.hibernate.dialect.Dialect; 024 import org.hibernate.id.PersistentIdentifierGenerator; 025 import org.hibernate.id.SequenceGenerator; 026 import org.hibernate.type.Type; 027 028 import java.util.Properties; 029 030 /** 031 * if the underlying database is PostgreSQL, the sequence 032 * naming convention is different and includes the primary key 033 * column name 034 * 035 * @since 1.10 036 */ 037 public class PostgreSQLSequenceGenerator extends SequenceGenerator { 038 039 public static final String SEQUENCE_NAME_SEPARATOR = "_"; 040 public static final String SEQUENCE_NAME_SUFFIX = "seq"; 041 042 @Override 043 public void configure(Type type, Properties params, Dialect dialect) 044 throws MappingException { 045 046 String tableName = params.getProperty(PersistentIdentifierGenerator.TABLE); 047 String columnName = params.getProperty(PersistentIdentifierGenerator.PK); 048 049 if (tableName != null && columnName != null) { 050 StringBuilder sequenceNameBuilder = new StringBuilder(); 051 052 sequenceNameBuilder.append(tableName); 053 sequenceNameBuilder.append(SEQUENCE_NAME_SEPARATOR); 054 sequenceNameBuilder.append(columnName); 055 sequenceNameBuilder.append(SEQUENCE_NAME_SEPARATOR); 056 sequenceNameBuilder.append(SEQUENCE_NAME_SUFFIX); 057 058 params.setProperty(SEQUENCE, sequenceNameBuilder.toString()); 059 } 060 061 super.configure(type, params, dialect); 062 } 063 064 }