How to use

addDataType

method

in

org.postgresql.jdbc.PgConnection

@Override
public void addDataType(String type, String name) {
 try {
  addDataType(type, Class.forName(name).asSubclass(PGobject.class));
 } catch (Exception e) {
  throw new RuntimeException("Cannot register new type: " + e);
 }
}

private void initObjectTypes(Properties info) throws SQLException {
 addDataType("box", org.postgresql.geometric.PGbox.class);
 addDataType("circle", org.postgresql.geometric.PGcircle.class);
 addDataType("line", org.postgresql.geometric.PGline.class);
 addDataType("lseg", org.postgresql.geometric.PGlseg.class);
 addDataType("path", org.postgresql.geometric.PGpath.class);
 addDataType("point", org.postgresql.geometric.PGpoint.class);
 addDataType("polygon", org.postgresql.geometric.PGpolygon.class);
 addDataType("money", org.postgresql.util.PGmoney.class);
 addDataType("interval", org.postgresql.util.PGInterval.class);
   addDataType(typeName, klass.asSubclass(PGobject.class));

@Override
public JdbcConnection getJdbcConnection(final boolean autoCommit) {
 final DataSource dataSource = getDataSource();
 final Connection connection = JdbcUtils.getConnection(dataSource);
 try {
  final PgConnection pgConnection = connection.unwrap(PgConnection.class);
  pgConnection.addDataType("geometry", PostgreSQLGeometryWrapper.class);
  pgConnection.addDataType("box2d", PostgreSQLBoundingBoxWrapper.class);
  pgConnection.addDataType("box3d", PostgreSQLBoundingBoxWrapper.class);
  pgConnection.addDataType("tid", PostgreSQLTidWrapper.class);
 } catch (final SQLException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
 }
 return new JdbcConnection(connection, dataSource, autoCommit);
}