cdmlib-persistence/src/main/java/eu/etaxonomy/cdm/database/NomenclaturalCodeAwareDataSource.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.cdm.database;
  12
  13 import java.sql.SQLException;
  14
  15 import javax.sql.DataSource;
  16
  17 import org.apache.commons.dbcp.BasicDataSource;
  18 import org.apache.commons.pool.impl.GenericObjectPool;
  19 import org.apache.log4j.Logger;
  20
  21 import eu.etaxonomy.cdm.model.name.NomenclaturalCode;
  22
  23 /**
  24  * @author n.hoffmann
  25  * @created Sep 22, 2009
  26  * @version 1.0
  27  */
  28 public class NomenclaturalCodeAwareDataSource extends BasicDataSource {
  29         private static final Logger logger = Logger
  30                         .getLogger(NomenclaturalCodeAwareDataSource.class);
  31
  32         private NomenclaturalCode nomenclaturalCode;
  33
  34         public NomenclaturalCode getNomenclaturalCode() {
  35                 return nomenclaturalCode;
  36         }
  37
  38         public void setNomenclaturalCode(NomenclaturalCode nomenclaturalCode) {
  39                 this.nomenclaturalCode = nomenclaturalCode;
  40         }
  41
  42         /* FIXME This is a workaround to solve a problem with dbcp connection pooling.
  43          * Remove this when dbcp connection pool gets configured correctly
  44          *
  45          * (non-Javadoc)
  46          * @see org.apache.commons.dbcp.BasicDataSource#createDataSource()
  47          */
  48         @Override
  49         protected synchronized DataSource createDataSource() throws SQLException {
  50                 super.createDataSource();
  51                 connectionPool.setWhenExhaustedAction(GenericObjectPool.WHEN_EXHAUSTED_GROW);
  52                 return dataSource;
  53         }
  54 }