##### Coverage Report - com.sun.grizzly.ConnectorInstanceHandler

Classes in this File | Line Coverage | Branch Coverage | Complexity
ConnectorInstanceHandler |
N/A | N/A
N/A | N/A
| 0.0;0
ConnectorInstanceHandler$ConcurrentQueueConnectorInstanceHandler |
100 % | 9/9
100 % | 2/2
| 0.0;0
ConnectorInstanceHandler$ConcurrentQueueDelegateCIH |
67 % | 4/6
N/A | N/A
| 0.0;0

1 |  |
     /*
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      *
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      * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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      *
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      * Copyright 2007-2008 Sun Microsystems, Inc. All rights reserved.
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      *
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      * The contents of this file are subject to the terms of either the GNU
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      * General Public License Version 2 only ("GPL") or the Common Development
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      * and Distribution License("CDDL") (collectively, the "License").  You
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      * may not use this file except in compliance with the License. You can obtain
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      * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
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      * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
13 |  |
      * language governing permissions and limitations under the License.
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      *
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      * When distributing the software, include this License Header Notice in each
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      * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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      * Sun designates this particular file as subject to the "Classpath" exception
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      * as provided by Sun in the GPL Version 2 section of the License file that
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      * accompanied this code.  If applicable, add the following below the License
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      * Header, with the fields enclosed by brackets [] replaced by your own
21 |  |
      * identifying information: "Portions Copyrighted [year]
22 |  |
      * [name of copyright owner]"
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      *
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      * Contributor(s):
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      *
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      * If you wish your version of this file to be governed by only the CDDL or
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      * only the GPL Version 2, indicate your decision by adding "[Contributor]
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      * elects to include this software in this distribution under the [CDDL or GPL
29 |  |
      * Version 2] license."  If you don't indicate a single choice of license, a
30 |  |
      * recipient has the option to distribute your version of this file under
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      * either the CDDL, the GPL Version 2 or to extend the choice of license to
32 |  |
      * its licensees as provided above.  However, if you add GPL Version 2 code
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      * and therefore, elected the GPL Version 2 license, then the option applies
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      * only if the new code is made subject to such option by the copyright
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      * holder.
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      *
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      */
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39 |  |
     package com.sun.grizzly;
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     import java.util.concurrent.Callable;
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     import java.util.concurrent.ConcurrentLinkedQueue;
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     /**
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      * This interface is responsible of handling {@link ConnectorHandler}
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      * instance creation. This interface can be used to implement a connection
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      * pooling mechanism.
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      *
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      * @param E ConnectorHandler implementation this pool will manage
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      * @author Jeanfrancois
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      */
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     public interface ConnectorInstanceHandler<E extends ConnectorHandler> {
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         /**
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          * Acquire a {@link ConnectorHandler}
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          * @return instance of ConnectorHandler
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          */
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         public E acquire();
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         /**
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          * Release a {@link ConnectorHandler}
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          * @param connectorHandler release connector handler
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          */
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         public void release(E connectorHandler);
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         /**
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          * Concurrent Queue ConnectorInstanceHandler implementation
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          * @param E ConnectorHandler implementation this pool will manage
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          */
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         public abstract class ConcurrentQueueConnectorInstanceHandler<E extends ConnectorHandler> implements ConnectorInstanceHandler<E> {
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             /**
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              * Simple queue used to pool {@link ConnectorHandler}
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              */
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             private ConcurrentLinkedQueue<E> pool;
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79 | 120 |
             public ConcurrentQueueConnectorInstanceHandler(){
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                 pool = new ConcurrentLinkedQueue<E>();
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             }
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             /**
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              * Acquire a {@link ConnectorHandler}
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              */
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             public E acquire(){
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                 E connectorHandler = pool.poll();
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                 if (connectorHandler == null){
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                     connectorHandler = newInstance();
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                 }
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                 return connectorHandler;
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             }
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             /**
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              * Release a {@link ConnectorHandler}
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              */
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             public void release(E connectorHandler){
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                 pool.offer(connectorHandler);
99 | 184 |
             }
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101 |  |
             public abstract E newInstance();
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         }
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         /**
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          * Concurrent Queue ConnectorInstanceHandler implementation
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          * @param E ConnectorHandler implementation this pool will manage
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          */
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         public class ConcurrentQueueDelegateCIH<E extends ConnectorHandler>
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                 extends ConcurrentQueueConnectorInstanceHandler<E> {
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111 |  |
             // ConnectorHandler instance creator
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             private Callable<E> delegate;
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114 | 119 |
             public ConcurrentQueueDelegateCIH(Callable<E> delegate) {
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                 this.delegate = delegate;
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             }
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             public E newInstance() {
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                 try {
120 | 13 |
                     return delegate.call();
121 | 0 |
                 } catch(Exception e) {
122 | 0 |
                     throw new IllegalStateException("Unexpected exception", e);
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                 }
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             }
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         }
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     }