JDialogTextProcess.java

/* Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 * 
 * ludovic.apvrille AT enst.fr
 * 
 * This software is a computer program whose purpose is to allow the
 * edition of TURTLE analysis, design and deployment diagrams, to
 * allow the generation of RT-LOTOS or Java code from this diagram,
 * and at last to allow the analysis of formal validation traces
 * obtained from external tools, e.g. RTL from LAAS-CNRS and CADP
 * from INRIA Rhone-Alpes.
 * 
 * This software is governed by the CeCILL  license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 * 
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 * 
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 * 
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */



 
package ui.window;

import launcher.LauncherException;
import launcher.RshClient;
import myutil.Conversion;
import myutil.FileUtils;
import ui.util.IconManager;
import ui.JTextAreaWriter;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;


/**
 * Class JDialogTextProcess
 * Dialog for managing remote processes call
 * Creation: 16/12/2003
 * @version 1.0 16/12/2003
 * @author Ludovic APVRILLE
 */
public class JDialogTextProcess extends javax.swing.JDialog implements ActionListener, Runnable  {
	
	protected String cmd;
	protected String fileName;
	protected String spec;
	protected String host;
	protected int mode;
	protected RshClient rshc;
	protected Thread t;
	
	protected final static int NOT_STARTED = 0;
	protected final static int STARTED = 1;
	protected final static int STOPPED = 2;
	
	//components
	protected JTextArea jta; 
    private JTextAreaWriter textAreaWriter;
	protected JButton start;
	protected JButton stop;
	protected JButton close;
	
	
    /** Creates new form  */
    public JDialogTextProcess(Frame f, String title, String _cmd, String _fileName, String _spec, String _host) {
	    super(f, title, true);
	    
	    cmd = _cmd;
	    fileName = _fileName;
	    spec = _spec;
	    host = _host;
	    
        initComponents ();
        myInitComponents();
        pack();
    }
    
    
    protected void myInitComponents() {
	    mode = NOT_STARTED;
	    setButtons();
    }  
   
    protected void initComponents () {
	    
	    Container c = getContentPane();
        setFont(new Font("Helvetica", Font.PLAIN, 14));
        c.setLayout(new BorderLayout());
        //setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
	    
	    jta = new JTextArea();
		jta.setEditable(false);
		jta.setMargin(new Insets(10, 10, 10, 10));
		jta.setTabSize(3);
		jta.append("Click on 'start' to launch process\n");
		Font f = new Font("Courrier", Font.BOLD, 12); 
		jta.setFont(f);
		JScrollPane jsp = new JScrollPane(jta, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
        textAreaWriter = new JTextAreaWriter( jta );
	
		c.add(jsp, BorderLayout.CENTER);
		
		start = new JButton("Start", IconManager.imgic53);
		stop = new JButton("Stop", IconManager.imgic55);
		close = new JButton("Close", IconManager.imgic27);
		
		start.setPreferredSize(new Dimension(100, 30));
		stop.setPreferredSize(new Dimension(100, 30));
		close.setPreferredSize(new Dimension(100, 30));
		
		start.addActionListener(this);
		stop.addActionListener(this);
		close.addActionListener(this);
		
		JPanel jp = new JPanel();
		jp.add(start);
		jp.add(stop);
		jp.add(close);
		
		c.add(jp, BorderLayout.SOUTH);
	    
    }
 
    public void	actionPerformed(ActionEvent evt)  {
		String command = evt.getActionCommand();
	
		// Compare the action command to the known actions.
		if (command.equals("Start"))  {
	  		startProcess();
 		} else if (command.equals("Stop")) {
	 		stopProcess();	
 		} else if (command.equals("Close")) {
	 		closeDialog();	
 		} 
	}
	
	
	
	public void closeDialog() {
		dispose();
	}
	
	public void stopProcess() {
                try {
                    rshc.stopCommand();
                } catch (LauncherException le) {
                    
                }
		rshc = null;
		mode = 	STOPPED;
		setButtons();
	}
	
	public void startProcess() {
		t = new Thread(this);
		mode = STARTED;
		setButtons();
		t.start();
	}
	
	public void run() {
		
		rshc = new RshClient(cmd, host);
		RshClient rshctmp = rshc;
		int id = 0;

		try {
          id = rshc.getId();
          fileName = FileUtils.addBeforeFileExtension(fileName, "_" + id);
          jta.append("Sending file data\n");
			rshc.sendFileData(fileName, spec);
			jta.append("Sending process request\n");
			rshc.setCmd(Conversion.replaceAllString(cmd, "__FILENAME", fileName));
			rshc.sendExecuteCommandRequest();

		} catch (LauncherException le) {
			jta.append(le.getMessage() + "\n");
			mode = 	STOPPED;
			setButtons();
			return;
		} catch (Exception e) {
			mode = 	STOPPED;
			setButtons();
			return;
		}
			
		try {
			jta.append("\nRTL Process:\n------------------\n");
	        rshc.writeCommandMessages( textAreaWriter );

			rshc.deleteFile(fileName);
			rshc.deleteFile(fileName+".sim");
			rshc.freeId(id);

		} catch (LauncherException le) {
			jta.append(le.getMessage()+ "\n");
			mode = 	STOPPED;
			setButtons();
			try{
				if (rshctmp != null) {
					rshctmp.freeId(id);
				}
			} catch (LauncherException leb) {}
			return;
		} catch (Exception e) {
			mode = 	STOPPED;
			setButtons();
			try{
				if (rshctmp != null) {
					rshctmp.freeId(id);
				}
			} catch (LauncherException leb) {}
			return;
		}
		
		mode = STOPPED;
		setButtons();
		jta.append("\n------------------\nRTL process stopped\n");
	}
	
	protected void setButtons() {
		switch(mode) {
			case NOT_STARTED:
				start.setEnabled(true);
				stop.setEnabled(false);
				close.setEnabled(true);
				break;
			case STARTED:
				start.setEnabled(false);
				stop.setEnabled(true);
				close.setEnabled(true);
				break;
			case STOPPED:
			default:
				start.setEnabled(false);
				stop.setEnabled(false);
				close.setEnabled(true);
				break;
		}	
	}	
}