Coverage report

  %line %branch
org.apache.torque.dsfactory.SharedPoolDataSourceFactory
70% 
93% 

 1  
 package org.apache.torque.dsfactory;
 2  
 
 3  
 /*
 4  
  * Copyright 2001-2005 The Apache Software Foundation.
 5  
  *
 6  
  * Licensed under the Apache License, Version 2.0 (the "License")
 7  
  * you may not use this file except in compliance with the License.
 8  
  * You may obtain a copy of the License at
 9  
  *
 10  
  *     http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing, software
 13  
  * distributed under the License is distributed on an "AS IS" BASIS,
 14  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 15  
  * See the License for the specific language governing permissions and
 16  
  * limitations under the License.
 17  
  */
 18  
 
 19  
 import javax.sql.ConnectionPoolDataSource;
 20  
 import javax.sql.DataSource;
 21  
 
 22  
 import org.apache.commons.configuration.Configuration;
 23  
 
 24  
 import org.apache.commons.dbcp.datasources.SharedPoolDataSource;
 25  
 
 26  
 import org.apache.commons.logging.Log;
 27  
 import org.apache.commons.logging.LogFactory;
 28  
 
 29  
 import org.apache.torque.Torque;
 30  
 import org.apache.torque.TorqueException;
 31  
 
 32  
 /**
 33  
  * A factory that looks up the DataSource using the JDBC2 pool methods.
 34  
  *
 35  
  * @author <a href="mailto:jmcnally@apache.org">John McNally</a>
 36  
  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
 37  
  * @version $Id: SharedPoolDataSourceFactory.java 239636 2005-08-24 12:38:09Z henning $
 38  
  */
 39  2
 public class SharedPoolDataSourceFactory
 40  
     extends AbstractDataSourceFactory
 41  
     implements DataSourceFactory
 42  
 {
 43  
 
 44  
     /** The log. */
 45  2
     private static Log log
 46  2
             = LogFactory.getLog(SharedPoolDataSourceFactory.class);
 47  
 
 48  
     /** The wrapped <code>DataSource</code>. */
 49  
     private SharedPoolDataSource ds;
 50  
 
 51  
     /**
 52  
      * @see org.apache.torque.dsfactory.DataSourceFactory#getDataSource
 53  
      */
 54  
     public DataSource getDataSource()
 55  
     {
 56  1
         return ds;
 57  
     }
 58  
 
 59  
     /**
 60  
      * @see org.apache.torque.dsfactory.DataSourceFactory#initialize
 61  
      */
 62  
     public void initialize(Configuration configuration) throws TorqueException
 63  
     {
 64  2
         super.initialize(configuration);
 65  
 
 66  2
         ConnectionPoolDataSource cpds = initCPDS(configuration);
 67  2
         SharedPoolDataSource ds = initJdbc2Pool(configuration);
 68  2
         ds.setConnectionPoolDataSource(cpds);
 69  2
         this.ds = ds;
 70  2
     }
 71  
 
 72  
     /**
 73  
      * Initializes the Jdbc2PoolDataSource.
 74  
      *
 75  
      * @param configuration where to read the settings from
 76  
      * @throws TorqueException if a property set fails
 77  
      * @return a configured <code>Jdbc2PoolDataSource</code>
 78  
      */
 79  
     private SharedPoolDataSource initJdbc2Pool(Configuration configuration)
 80  
         throws TorqueException
 81  
     {
 82  2
         log.debug("Starting initJdbc2Pool");
 83  2
         SharedPoolDataSource ds = new SharedPoolDataSource();
 84  2
         Configuration c = Torque.getConfiguration();
 85  
 
 86  2
         if (c == null || c.isEmpty())
 87  
         {
 88  0
             log.warn("Global Configuration not set,"
 89  
                     + " no Default pool data source configured!");
 90  
         }
 91  
         else
 92  
         {
 93  2
             Configuration conf = c.subset(DEFAULT_POOL_KEY);
 94  2
             applyConfiguration(conf, ds);
 95  
         }
 96  
 
 97  2
         Configuration conf = configuration.subset(POOL_KEY);
 98  2
         applyConfiguration(conf, ds);
 99  2
         return ds;
 100  
     }
 101  
 
 102  
 
 103  
     /**
 104  
      * Closes the pool associated with this factory and releases it.
 105  
      * @throws TorqueException if the pool cannot be closed properly
 106  
      */
 107  
     public void close() throws TorqueException
 108  
     {
 109  
         try
 110  
         {
 111  0
         	ds.close();
 112  
         }
 113  0
         catch (Exception e)
 114  
         {
 115  0
             log.error("Exception caught during close()", e);
 116  0
             throw new TorqueException(e);
 117  0
         }
 118  0
         ds = null;
 119  0
     }
 120  
 }

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