| gvSIG desktop 1

/*

 *  $Id: CompilePanelAutomationHelper.java,v 1.1 2006/06/14 07:29:07 cesar Exp $

 *  IzPack

 *  Copyright (C) 2003 Jonathan Halliday, Julien Ponge

 *

 *  File :               CompilePanelAutomationHelper.java

 *  Description :        Automation support functions for CompilePanel.

 *  Author's email :     jonathan.halliday@arjuna.com

 *  Author's Website :   http://www.arjuna.com

 *

 *  This program is free software; you can redistribute it and/or

 *  modify it under the terms of the GNU General Public License

 *  as published by the Free Software Foundation; either version 2

 *  of the License, or any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

 */

package com.izforge.izpack.panels;

import java.io.IOException;

import net.n3.nanoxml.XMLElement;

import com.izforge.izpack.installer.AutomatedInstallData;

import com.izforge.izpack.installer.CompileHandler;

import com.izforge.izpack.installer.CompileResult;

import com.izforge.izpack.installer.CompileWorker;

import com.izforge.izpack.installer.PanelAutomation;

import com.izforge.izpack.installer.PanelAutomationHelper;

/**

 * Functions to support automated usage of the CompilePanel

 *

 * @author Jonathan Halliday

 * @author Tino Schwarze

 */

public class CompilePanelAutomationHelper extends PanelAutomationHelper 

                                            implements PanelAutomation, CompileHandler

{

  private CompileWorker worker = null;

  private int job_max = 0;

  private String job_name = null;

  private int last_line_len = 0;

  /**

   * Save data for running automated.

   *

   * @param installData installation parameters

   * @param panelRoot unused.

   */

  public void makeXMLData(AutomatedInstallData installData, XMLElement panelRoot)

  {

    // not used here - during automatic installation, no automatic

    // installation information is generated

  }

  /**

   *  Perform the installation actions.

   *

   * @param panelRoot The panel XML tree root.

   */

  public void runAutomated(AutomatedInstallData idata, XMLElement panelRoot)

  {

    XMLElement compiler_xml = panelRoot.getFirstChildNamed ("compiler");

    String compiler = null;

    if (compiler_xml != null)

      compiler = compiler_xml.getContent ();

    if (compiler == null)

    {

      System.out.println ("invalid automation data: could not find compiler");

      return;

    }

    XMLElement args_xml = panelRoot.getFirstChildNamed ("arguments");

    String args = null;

    if (args_xml != null)

      args = args_xml.getContent ();

    if (args_xml == null)

    {

      System.out.println ("invalid automation data: could not find compiler arguments");

      return;

    }

    try

    {

      this.worker = new CompileWorker (idata, this); 

      this.worker.setCompiler (compiler);

      this.worker.setCompilerArguments (args);

      this.worker.run ();

    } catch (IOException e)

    {

      e.printStackTrace ();

    }

  }

  /**

   * Reports progress on System.out

   *

   * @see com.izforge.izpack.util.AbstractUIProgressHandler#startAction(String, int)

   */

  public void startAction (String name, int noOfJobs)

  {

    System.out.println ("[ Starting compilation ]");

    this.job_name = "";

  }

  /**

   * Reports the error to System.err

   *

   * @param error the error

   * @see CompileHandler#handleCompileError(CompileResult)

   */

  public void handleCompileError (CompileResult error)

  {

    System.out.println ();

    System.out.println ("[ Compilation failed ]");

    System.err.println ("Command line: "+error.getCmdline());

    System.err.println ();

    System.err.println ("stdout of compiler:");

    System.err.println (error.getStdout());

    System.err.println ("stderr of compiler:");

    System.err.println (error.getStderr());

    // do not abort compilation, just continue

    error.setAction (CompileResult.ACTION_CONTINUE);

  }

  /**

   * Sets state variable for thread sync.

   *

   * @see com.izforge.izpack.util.AbstractUIProgressHandler#stopAction()

   */

  public void stopAction ()

  {

    if ((this.job_name != null) && (this.last_line_len > 0))

    {

      String line = this.job_name + ": done.";

      System.out.print ("\r"+line);

      for (int i = line.length(); i < this.last_line_len; i++)

        System.out.print (' ');

      System.out.println ();

    }

    if (this.worker.getResult().isSuccess())

      System.out.println ("[ Compilation successful ]");

  }

  /**

   * Tell about progress.

   *

   * @param val

   * @param msg

   * @see com.izforge.izpack.util.AbstractUIProgressHandler#progress(int, String)

   */

  public void progress(int val, String msg)

  {

    double percentage = ((double)val)*100.0d/(double)this.job_max;

    String percent = (new Integer ((int)percentage)).toString()+'%';

    String line = this.job_name + ": " + percent;

    int line_len = line.length();

    System.out.print ("\r"+line);

    for (int i = line_len; i < this.last_line_len; i++)

      System.out.print (' ');

    this.last_line_len = line_len;

  }

  /**

   * Reports progress to System.out

   *

   * @param jobName The next job's name.

   * @param max unused

   * @param jobNo The next job's number.

   * @see com.izforge.izpack.util.AbstractUIProgressHandler#nextStep(String, int, int)

   */

  public void nextStep (String jobName, int max, int jobNo)

  {

    if ((this.job_name != null) && (this.last_line_len > 0))

    {

      String line = this.job_name + ": done.";

      System.out.print ("\r"+line);

      for (int i = line.length(); i < this.last_line_len; i++)

        System.out.print (' ');

      System.out.println ();

    }

    this.job_max = max;

    this.job_name = jobName;

    this.last_line_len = 0;

  }

}