001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2008-2011 SonarSource
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.apache.commons.lang.StringUtils;
023    import org.hibernate.dialect.PostgreSQLDialect;
024    
025    import java.sql.Types;
026    
027    /**
028     * @since 1.12
029     */
030    public class PostgreSql implements Dialect {
031    
032      public String getId() {
033        return "postgresql";
034      }
035    
036      public String getActiveRecordDialectCode() {
037        return "postgre";
038      }
039    
040      public Class<? extends org.hibernate.dialect.Dialect> getHibernateDialectClass() {
041        return PostgreSQLWithDecimalDialect.class;
042      }
043    
044      public boolean matchesJdbcURL(String jdbcConnectionURL) {
045        return StringUtils.startsWithIgnoreCase(jdbcConnectionURL, "jdbc:postgresql:");
046      }
047    
048      public static class PostgreSQLWithDecimalDialect extends PostgreSQLDialect {
049        public PostgreSQLWithDecimalDialect() {
050          super();
051          registerColumnType(Types.DOUBLE, "numeric($p,$s)");
052        }
053    
054        @Override
055        public Class getNativeIdentifierGeneratorClass() {
056          return PostgreSQLSequenceGenerator.class;
057        }
058      }
059    
060    }