Glassfish example source code file (CommandTarget.java)

This example Glassfish source code file (CommandTarget.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Glassfish tags/keywords

cluster, cluster, clustered, commandtarget, config, das, domain, domain, node, override, override, stand, string, string, util

The Glassfish CommandTarget.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 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.config.support;

import com.sun.enterprise.config.serverbeans.*;
import org.jvnet.hk2.component.Habitat;

import java.util.List;

/**
 * CommandTarget is an enumeration of valid configuration target for a command execution
 * 
 */
public enum CommandTarget implements TargetValidator {

    /**
     * a domain wide configuration change
     */
    DOMAIN {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            return target.equals("domain");
        }

        @Override
        public String getDescription() {
            return "Domain";
        }
    },
    /**
     * configuration change to default server
     */
    DAS {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            return target.equals("server");
        }

        @Override
        public String getDescription() {
            return "Default server";
        }
    },
    /**
     * a clustered instance configuration change
     */
    CLUSTERED_INSTANCE {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            Domain domain = habitat.getComponent(Domain.class);
            return (domain.getClusterForInstance(target) != null);
        }

        @Override
        public String getDescription() {
            return "Clustered Instance";
        }
    },
    /**
     * a standalone instance configuration change
     */
    STANDALONE_INSTANCE {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            Domain domain = habitat.getComponent(Domain.class);
            return (domain.getServerNamed(target) != null);
        }

        @Override
        public String getDescription() {
            return "Stand alone instance";
        }
    },
    /**
     * a config configuration change
     */
    CONFIG {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            Domain domain = habitat.getComponent(Domain.class);
            return domain.getConfigNamed(target) != null;
        }

        @Override
        public String getDescription() {
            return "Config";
        }
    },
    /**
     * a cluster configuration change
     */
    CLUSTER {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            Domain domain = habitat.getComponent(Domain.class);
            return domain.getClusterNamed(target) != null;
        }

        @Override
        public String getDescription() {
            return "Cluster";
        }
    },
    /**
     * a node configuration change
     */
    NODE {
        @Override
        public boolean isValid(Habitat habitat, String target) {
            Domain domain = habitat.getComponent(Domain.class);
            return domain.getNodeNamed(target) != null;
        }

        @Override
        public String getDescription() {
            return "Node";
        }
    };

    @Override
    public boolean isValid(Habitat habitat, String target) {
        return false;
    }

    @Override
    public String getDescription() {
        return this.name();
    }
}