cvs commit: xml-xalan/java/src/org/apache/xalan/lib/sql DefaultConnectionPool.java

[johng]

johng       2002/09/06 00:19:53

  Modified:    java/src/org/apache/xalan/lib/sql DefaultConnectionPool.java
  Log:
  Fixed Class loader Problem. Default Connection now uses context Classloader
  
  Revision  Changes    Path
  1.11      +18 -1     
xml-xalan/java/src/org/apache/xalan/lib/sql/DefaultConnectionPool.java
  
  Index: DefaultConnectionPool.java
  ===================================================================
  RCS file: 
/home/cvs/xml-xalan/java/src/org/apache/xalan/lib/sql/DefaultConnectionPool.java,v
  retrieving revision 1.10
  retrieving revision 1.11
  diff -u -r1.10 -r1.11
  --- DefaultConnectionPool.java        7 Jun 2002 17:13:54 -0000       1.10
  +++ DefaultConnectionPool.java        6 Sep 2002 07:19:53 -0000       1.11
  @@ -59,6 +59,7 @@
   import java.sql.Connection;
   import java.sql.DatabaseMetaData;
   import java.sql.DriverManager;
  +import java.sql.Driver;
   import java.sql.SQLException;
   import java.util.Enumeration;
   import java.util.Properties;
  @@ -74,6 +75,11 @@
   public class DefaultConnectionPool implements ConnectionPool
   {
     /**
  +   * A placeholder thast will keep the driver loaded
  +   * between calls.
  +   */
  +  private Object m_Driver = null;
  +  /**
      */
     private static final boolean DEBUG = false;
   
  @@ -470,12 +476,23 @@
   
        try
        {
  -       Class.forName( m_driver );
  +// We need to implement the context classloader
  +//       Class.forName( m_driver );
  +        Class cls = 
Thread.currentThread().getContextClassLoader().loadClass(m_driver);
  +        // We have also had problems with drivers unloading
  +        // load an instance that will get freed with the class.
  +        m_Driver = cls.newInstance();
  +
  +
        }
        catch(ClassNotFoundException e)
        {
          throw new 
IllegalArgumentException(XSLMessages.createMessage(XSLTErrorResources.ER_INVALID_DRIVER_NAME,
 null));
          // "Invalid Driver Name Specified!");
  +     }
  +     catch(Exception e)
  +     {
  +       throw new 
IllegalArgumentException(XSLMessages.createMessage(XSLTErrorResources.ER_INVALID_DRIVER_NAME,
 null));
        }
   
        // IF we are not active, don't actuall build a pool yet
  
  
  

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