##### Coverage Report - com.sun.grizzly.filter.UDPReadFilter

Classes in this File | Line Coverage | Branch Coverage | Complexity
UDPReadFilter |
0 % | 0/26
0 % | 0/4
| 0.0;0

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     /*
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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
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      * 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
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      * identifying information: "Portions Copyrighted [year]
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      * [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
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      * Version 2] license."  If you don't indicate a single choice of license, a
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      * 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
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      * 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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     package com.sun.grizzly.filter;
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     import com.sun.grizzly.Context;
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     import com.sun.grizzly.util.WorkerThread;
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     import java.io.IOException;
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     import java.net.SocketAddress;
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     import java.nio.ByteBuffer;
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     import java.nio.channels.DatagramChannel;
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     import java.nio.channels.SelectionKey;
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     /**
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      * Simple ProtocolFilter implementation which read the available bytes
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      * and delegate the processing to the next ProtocolFilter in the ProtocolChain.
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      * If no bytes are available, no new ProtocolHandler will be a invoked and
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      * the connection (SelectionKey) will be cancelled.
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      *
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      * @deprecated The ReadFilter can be used for both TCP and UDP.
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      * @author Jeanfrancois Arcand
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      */
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     public class UDPReadFilter extends ReadFilter{
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         public final static String UDP_SOCKETADDRESS = "socketAddress";
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64 | 0 |
         public UDPReadFilter(){
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         }
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         /**
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          * Read available bytes and delegate the processing of them to the next
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          * ProtocolFilter in the ProtocolChain.
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          * @return <tt>true</tt> if the next ProtocolFilter on the ProtocolChain
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          *                       need to bve invoked.
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          */
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         @Override
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         public boolean execute(Context ctx) throws IOException {
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             boolean result = true;
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             SocketAddress socketAddress = null;
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             DatagramChannel datagramChannel = null;
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             Exception exception = null;
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             SelectionKey key = ctx.getSelectionKey();
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             key.attach(null);
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             ByteBuffer byteBuffer =
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                     ((WorkerThread)Thread.currentThread()).getByteBuffer();
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             try {
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                 datagramChannel = (DatagramChannel)key.channel();
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                 socketAddress = datagramChannel.receive(byteBuffer);
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             } catch (IOException ex) {
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                 exception = ex;
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                 log("UDPReadFilter.execute",ex);
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             } catch (RuntimeException ex) {
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                 exception = ex;
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                 log("UDPReadFilter.execute",ex);
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             } finally {
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                 if (exception != null){
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                     ctx.setAttribute(Context.THROWABLE,exception);
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                     result = false;
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                 } else if (socketAddress == null){
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                     ctx.setKeyRegistrationState(
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                             Context.KeyRegistrationState.REGISTER);
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                     result = false;
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                 } else {
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                     ctx.setAttribute(UDP_SOCKETADDRESS,socketAddress);
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                 }
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             }
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             return result;
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         }
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     }