001    /**
002     *  Licensed to the Apache Software Foundation (ASF) under one or more
003     *  contributor license agreements.  See the NOTICE file distributed with
004     *  this work for additional information regarding copyright ownership.
005     *  The ASF licenses this file to You under the Apache License, Version 2.0
006     *  (the "License"); you may not use this file except in compliance with
007     *  the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    
018    package org.apache.geronimo.deployment.cli;
019    
020    import java.io.IOException;
021    
022    import javax.enterprise.deploy.spi.Target;
023    
024    import org.apache.geronimo.cli.deployer.CommandArgs;
025    import org.apache.geronimo.common.DeploymentException;
026    import jline.ConsoleReader;
027    
028    /**
029     * The CLI deployer logic to list targets.
030     *
031     * @version $Rev: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
032     */
033    public class CommandListTargets extends AbstractCommand {
034    
035        public void execute(ConsoleReader consoleReader, ServerConnection connection, CommandArgs commandArgs) throws DeploymentException {
036            try {
037                Target[] list = connection.getDeploymentManager().getTargets();
038                if ((list == null) || (list.length == 0)) {
039                    consoleReader.printString("No available targets.");
040                    consoleReader.printNewline();
041                } else {
042                    consoleReader.printString("Available Targets:");
043                    consoleReader.printNewline();
044                    for (int i = 0; i < list.length; i++) {
045                        Target target = list[i];
046                        consoleReader.printString("  "+target.getName());
047                        consoleReader.printNewline();
048                    }
049                }
050            } catch (IOException e) {
051                throw new DeploymentException("Could not write to console", e);
052            }
053        }
054    }