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Glassfish example source code file (MonitorableSelectorHandler.java)
The Glassfish MonitorableSelectorHandler.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.enterprise.v3.services.impl.monitor; import com.sun.grizzly.Context; import com.sun.grizzly.http.SelectorThread; import com.sun.grizzly.http.SelectorThreadHandler; import com.sun.grizzly.util.Copyable; import java.io.IOException; import java.net.BindException; import java.net.InetSocketAddress; import java.nio.channels.SelectableChannel; import java.nio.channels.SelectionKey; import java.nio.channels.SocketChannel; import java.util.logging.Level; /** * Monitoring aware {@link SelectorThreadHandler} implementation. * * @author Alexey Stashok */ public class MonitorableSelectorHandler extends SelectorThreadHandler { // The GrizzlyMonitoring objects, which encapsulates Grizzly probe emitters private GrizzlyMonitoring grizzlyMonitoring; private String monitoringId; public MonitorableSelectorHandler(GrizzlyMonitoring grizzlyMonitoring, String monitoringId) { this(grizzlyMonitoring, monitoringId, null); } public MonitorableSelectorHandler(GrizzlyMonitoring grizzlyMonitoring, String monitoringId, SelectorThread selectorThread) { super(selectorThread); this.grizzlyMonitoring = grizzlyMonitoring; this.monitoringId = monitoringId; } @Override public void copyTo(Copyable copy) { super.copyTo(copy); MonitorableSelectorHandler copyHandler = (MonitorableSelectorHandler) copy; copyHandler.grizzlyMonitoring = grizzlyMonitoring; copyHandler.monitoringId = monitoringId; } @Override public void preSelect(Context ctx) throws IOException { try { super.preSelect(ctx); } catch (BindException e) { logger.log(Level.FINE, "Can not bind server socket", e); ctx.getController().notifyException(e); } } @Override public SelectableChannel acceptWithoutRegistration(SelectionKey key) throws IOException { final SocketChannel channel = (SocketChannel) super.acceptWithoutRegistration(key); if (channel != null) { final String address = ((InetSocketAddress) channel.socket(). getRemoteSocketAddress()).toString(); grizzlyMonitoring.getConnectionQueueProbeProvider(). connectionAcceptedEvent(monitoringId, channel.hashCode(), address); } return channel; } @Override public boolean onConnectInterest(SelectionKey key, Context ctx) throws IOException { final SocketChannel channel = (SocketChannel) key.channel(); final String address = ((InetSocketAddress) channel.socket().getRemoteSocketAddress()).toString(); grizzlyMonitoring.getConnectionQueueProbeProvider().connectionConnectedEvent( monitoringId, channel.hashCode(), address); return super.onConnectInterest(key, ctx); } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish MonitorableSelectorHandler.java source code file: |
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