Package org.nebulaframework.ui.swing.cluster

Source Code of org.nebulaframework.ui.swing.cluster.ClusterManagerStarter

/*
* Copyright (C) 2008 Yohan Liyanage.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.nebulaframework.ui.swing.cluster;

import javax.swing.JOptionPane;
import javax.swing.JWindow;
import javax.swing.UIManager;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.nebulaframework.grid.Grid;

/**
* Execution Point for Swing UI based ClusterManager.
*
* @author Yohan Liyanage
* @version 1.0
*/
public class ClusterManagerStarter {

  private static Log log = LogFactory.getLog(ClusterManagerStarter.class);
 
  /**
   * Starts execution of a ClusterManager instance on the
   * system.
   *
   * @param args Command Line Arguments
   */
  public static void main(String[] args) {

    try {
      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    } catch (Exception e) {
      e.printStackTrace();
    }
   
    JWindow splash = ClusterMainUI.showSplash();
 
    try {
      Grid.startClusterManager();
    } catch (Exception e) {
      splash.setVisible(false);
      log.error("Exception while starting",e);
     
      JOptionPane.showMessageDialog(null, "Unable to start ClusterManager due to Exception." +
          "\nSee StackTrace (log) for details", "Nebula Cluster", JOptionPane.ERROR_MESSAGE);
      System.exit(1);
    }
   
    ClusterMainUI ui = ClusterMainUI.create();
    ui.setVisible(true);
    splash.setVisible(false);
    splash.dispose();
    log.info("[UI] Initialized");
  }



}
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