/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2013-2014 ForgeRock AS.
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*/
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package com.forgerock.opendj.ldap;
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import static com.forgerock.opendj.util.StaticUtils.DEBUG_LOG;
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import java.net.Socket;
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import java.net.SocketException;
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import java.nio.channels.SocketChannel;
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import java.util.logging.Level;
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import org.glassfish.grizzly.Connection;
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import org.glassfish.grizzly.nio.transport.TCPNIOConnection;
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/**
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* Common utility methods.
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*/
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final class GrizzlyUtils {
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static void configureConnection(final Connection<?> connection, final boolean tcpNoDelay,
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final boolean keepAlive, final boolean reuseAddress, final int linger) {
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/*
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* Test shows that its much faster with non block writes but risk
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* running out of memory if the server is slow.
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*/
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connection.configureBlocking(true);
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// Configure socket options.
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final SocketChannel channel = (SocketChannel) ((TCPNIOConnection) connection).getChannel();
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final Socket socket = channel.socket();
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try {
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socket.setTcpNoDelay(tcpNoDelay);
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} catch (final SocketException e) {
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DEBUG_LOG.log(Level.FINE, "Unable to set TCP_NODELAY to " + tcpNoDelay
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+ " on client connection", e);
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}
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try {
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socket.setKeepAlive(keepAlive);
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} catch (final SocketException e) {
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DEBUG_LOG.log(Level.FINE, "Unable to set SO_KEEPALIVE to " + keepAlive
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+ " on client connection", e);
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}
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try {
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socket.setReuseAddress(reuseAddress);
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} catch (final SocketException e) {
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DEBUG_LOG.log(Level.FINE, "Unable to set SO_REUSEADDR to " + reuseAddress
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+ " on client connection", e);
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}
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try {
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if (linger < 0) {
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socket.setSoLinger(false, 0);
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} else {
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socket.setSoLinger(true, linger);
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}
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} catch (final SocketException e) {
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DEBUG_LOG.log(Level.FINE, "Unable to set SO_LINGER to " + linger
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+ " on client connection", e);
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}
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}
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// Prevent instantiation.
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private GrizzlyUtils() {
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// No implementation required.
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}
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}
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