org.eclipse.osee.ote.core/src/org/eclipse/osee/ote/core/environment/console/cmd/ListSystemPropertiesCmd.java

/*******************************************************************************
 * Copyright (c) 2004, 2007 Boeing.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Boeing - initial API and implementation
 *******************************************************************************/
package org.eclipse.osee.ote.core.environment.console.cmd;

import java.util.Map;
import java.util.Properties;
import org.eclipse.osee.ote.core.environment.console.ConsoleCommand;
import org.eclipse.osee.ote.core.environment.console.ConsoleShell;

/**
 * @author Ken J. Aguilar
 */
public class ListSystemPropertiesCmd extends ConsoleCommand {
   private static final String NAME = "sys_props";
   private static final String DESCRIPTION = "list JVM system properties";

   public ListSystemPropertiesCmd() {
      super(NAME, DESCRIPTION);
   }

   @Override
   protected void doCmd(ConsoleShell shell, String[] switches, String[] args) {
      Properties props = System.getProperties();
      if (args.length == 0) {
         for (Map.Entry<Object, Object> entry : props.entrySet()) {
            println(entry.getKey() + "=" + entry.getValue());
         }
      } else {
         for (String arg : args) {
            String val = System.getProperty(arg);
            if (val != null) {
               println(arg + "=" + val);
            } else {
               println("no property defined for " + arg);
            }
         }
      }

   }
}