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Glassfish example source code file (LbConfigHelper.java)
The Glassfish LbConfigHelper.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 org.glassfish.loadbalancer.admin.cli.helper; import java.io.OutputStream; import java.util.Date; import com.sun.enterprise.config.serverbeans.LbConfig; import com.sun.enterprise.config.serverbeans.Domain; import com.sun.enterprise.config.serverbeans.LoadBalancer; import org.glassfish.loadbalancer.admin.cli.reader.api.LoadbalancerReader; import org.glassfish.loadbalancer.admin.cli.reader.impl.LoadbalancerReaderImpl; import org.glassfish.loadbalancer.admin.cli.transform.LoadbalancerVisitor; import org.glassfish.internal.data.ApplicationRegistry; import org.glassfish.loadbalancer.admin.cli.LbLogUtil; import org.glassfish.loadbalancer.admin.cli.beans.Loadbalancer; /** * Export support class * * @author Kshitiz Saxena */ public class LbConfigHelper { /** * exports the loadbalancer.xml from the config to the outputstream provided * @param ctx ConfigContext * @param lbConfigName name of lb-config * @param out OutputStream into which the loadbalancer.xml is written */ public static LoadbalancerReader getLbReader(Domain domain, ApplicationRegistry appRegistry, String lbConfigName) throws Exception { // reads the load balancer related data LbConfig lbConfig = domain.getLbConfigs().getLbConfig(lbConfigName); if (lbConfig == null) { throw new Exception(LbLogUtil.getStringManager().getString("UnableToGetLbConfig", lbConfigName)); } return new LoadbalancerReaderImpl(domain, appRegistry, lbConfig); } public static LoadBalancer getLoadBalancer(Domain domain, String lbName) throws Exception { LoadBalancer loadBalancer = domain.getLoadBalancers().getLoadBalancer(lbName); if (loadBalancer == null) { throw new Exception(LbLogUtil.getStringManager().getString("UnableToGetLoadbalancer", lbName)); } return loadBalancer; } /** * exports the loadbalancer.xml from the config to the outputstream provided * @param ctx ConfigContext * @param lbConfigName name of lb-config * @param out OutputStream into which the loadbalancer.xml is written */ public static void exportXml(LoadbalancerReader lbRdr, OutputStream out) throws Exception { // tranform the data using visitor pattern Loadbalancer _lb = new Loadbalancer(); LoadbalancerVisitor lbVstr = new LoadbalancerVisitor(_lb); lbRdr.accept(lbVstr); try { String footer = LbLogUtil.getStringManager().getString("GeneratedFileFooter", new Date().toString()); // write the header _lb.graphManager().setDoctype(PUBLICID, SYSTEMID); _lb.write(out); out.write(footer.getBytes()); } finally { if (out != null) { out.close(); out = null; } } } private static final String PUBLICID = "-//Sun Microsystems Inc.//DTD Sun Java System Application Server 9.1//EN"; private static final String SYSTEMID = "glassfish-loadbalancer_1_3.dtd"; } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish LbConfigHelper.java source code file: |
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