Examples of KeyedObjectPool

org.apache.commons.pool.KeyedObjectPool
e the object... } catch(Exception e) { //...handle any exceptions... } finally { // make sure the object is returned to the pool if(null != obj) { pool.returnObject(key,obj); } }
{@link KeyedObjectPool} implementations may choose to store at mostone instance per key value, or may choose to maintain a pool of instances for each key (essentially creating a {@link java.util.Map Map} of{@link ObjectPool pools}).
@author Rodney Waldhoff @version $Revision: 1.12 $ $Date: 2003/10/09 21:45:56 $ @see KeyedPoolableObjectFactory @see KeyedObjectPoolFactory @see ObjectPool
org.datanucleus.store.rdbms.datasource.dbcp.pool.KeyedObjectPool
e the object... } catch(Exception e) { // invalidate the object pool.invalidateObject(key, obj); // do not return the object to the pool twice obj = null; } finally { // make sure the object is returned to the pool if(null != obj) { pool.returnObject(key, obj); } }

{@link KeyedObjectPool} implementations may choose to store at mostone instance per key value, or may choose to maintain a pool of instances for each key (essentially creating a {@link java.util.Map Map} of{@link ObjectPool pools}).

See {@link BaseKeyedObjectPool} for a simple base implementation.
@author Rodney Waldhoff @author Sandy McArthur @version $Revision: 962893 $ $Date: 2010-07-10 13:37:27 -0400 (Sat, 10 Jul 2010) $ @see KeyedPoolableObjectFactory @see KeyedObjectPoolFactory @see ObjectPool @see BaseKeyedObjectPool @since Pool 1.0

Examples of org.apache.commons.pool.KeyedObjectPool

   }


   @Override
   public void releaseTransport(Transport transport) {
      // The invalidateObject()/returnObject() calls could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      TcpTransport tcpTransport = (TcpTransport) transport;
      if (!tcpTransport.isValid()) {
         try {
            if (log.isTraceEnabled()) {
               log.tracef("Dropping connection as it is no longer valid: %s", tcpTransport);
            }
            pool.invalidateObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNoInvalidateConnection(tcpTransport, e);
         }
      } else {
         try {
            pool.returnObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNotReleaseConnection(tcpTransport, e);
         } finally {
            logConnectionInfo(tcpTransport.getServerAddress());
         }

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Examples of org.apache.commons.pool.KeyedObjectPool

         return servers;
      }
   }


   private void logConnectionInfo(InetSocketAddress server) {
      KeyedObjectPool pool = getConnectionPool();
      if (log.isTraceEnabled()) {
         log.tracef("For server %s: active = %d; idle = %d", server, pool.getNumActive(server), pool.getNumIdle(server));
      }
   }

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Examples of org.apache.commons.pool.KeyedObjectPool

      }
   }


   private Transport borrowTransportFromPool(InetSocketAddress server) {
      // The borrowObject() call could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      try {
         return (Transport) pool.borrowObject(server);
      } catch (Exception e) {
         String message = "Could not fetch transport";
         log.couldNotFetchTransport(e);
         throw new TransportException(message, e);
      } finally {

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Examples of org.apache.commons.pool.KeyedObjectPool

   }


   @Override
   public void releaseTransport(Transport transport) {
      // The invalidateObject()/returnObject() calls could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      TcpTransport tcpTransport = (TcpTransport) transport;
      if (!tcpTransport.isValid()) {
         try {
            if (log.isTraceEnabled()) {
               log.tracef("Dropping connection as it is no longer valid: %s", tcpTransport);
            }
            pool.invalidateObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNoInvalidateConnection(tcpTransport, e);
         }
      } else {
         try {
            pool.returnObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNotReleaseConnection(tcpTransport, e);
         } finally {
            logConnectionInfo(tcpTransport.getServerAddress());
         }

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Examples of org.apache.commons.pool.KeyedObjectPool

         return servers;
      }
   }


   private void logConnectionInfo(SocketAddress server) {
      KeyedObjectPool pool = getConnectionPool();
      if (log.isTraceEnabled()) {
         log.tracef("For server %s: active = %d; idle = %d", server, pool.getNumActive(server), pool.getNumIdle(server));
      }
   }

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Examples of org.apache.commons.pool.KeyedObjectPool

      }
   }


   private Transport borrowTransportFromPool(SocketAddress server) {
      // The borrowObject() call could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      try {
         return (Transport) pool.borrowObject(server);
      } catch (Exception e) {
         String message = "Could not fetch transport";
         log.couldNotFetchTransport(e);
         throw new TransportException(message, e);
      } finally {

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Examples of org.apache.commons.pool.KeyedObjectPool

   }


   @Override
   public void releaseTransport(Transport transport) {
      // The invalidateObject()/returnObject() calls could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      TcpTransport tcpTransport = (TcpTransport) transport;
      if (!tcpTransport.isValid()) {
         try {
            if (log.isTraceEnabled()) {
               log.tracef("Dropping connection as it is no longer valid: %s", tcpTransport);
            }
            pool.invalidateObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNoInvalidateConnection(tcpTransport, e);
         }
      } else {
         try {
            pool.returnObject(tcpTransport.getServerAddress(), tcpTransport);
         } catch (Exception e) {
            log.couldNotReleaseConnection(tcpTransport, e);
         } finally {
            logConnectionInfo(tcpTransport.getServerAddress());
         }

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Examples of org.apache.commons.pool.KeyedObjectPool

         return servers;
      }
   }


   private void logConnectionInfo(SocketAddress server) {
      KeyedObjectPool pool = getConnectionPool();
      if (log.isTraceEnabled()) {
         log.tracef("For server %s: active = %d; idle = %d", server, pool.getNumActive(server), pool.getNumIdle(server));
      }
   }

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Examples of org.apache.commons.pool.KeyedObjectPool

      }
   }


   private Transport borrowTransportFromPool(SocketAddress server) {
      // The borrowObject() call could take a long time, so we hold the lock only until we get the connection pool reference
      KeyedObjectPool pool = getConnectionPool();
      try {
         return (Transport) pool.borrowObject(server);
      } catch (Exception e) {
         String message = "Could not fetch transport";
         log.couldNotFetchTransport(e);
         throw new TransportException(message, e);
      } finally {

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Examples of org.apache.commons.pool.KeyedObjectPool

            throw new IntakeException(
                    "Intake TurbineIntakeService.Size(groupName): No XML definition for Group "
                    + groupName + " found");
        }


        KeyedObjectPool kop = (KeyedObjectPool) keyedPools.get(groupName);


        return kop.getNumActive(groupName)
                + kop.getNumIdle(groupName);
    }

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