private void jMenuItemLoadProjectActionPerformed(
      java.awt.event.ActionEvent evt) // GEN-FIRST:event_jMenuItemLoadProjectActionPerformed
      { // GEN-HEADEREND:event_jMenuItemLoadProjectActionPerformed
    JFileChooser jfc = new JFileChooser();
    if (lastPath != null) {
      jfc.setCurrentDirectory(lastPath);
    }
    int fileDialogReturnVal = jfc.showOpenDialog(this);

    if (fileDialogReturnVal == JFileChooser.APPROVE_OPTION) {
      try {
        File inputFile = jfc.getSelectedFile();
        FileInputStream fis = new FileInputStream(inputFile);
        ObjectInputStream ois = new ObjectInputStream(fis);

        this.theProject = (Project) ois.readObject();
        this.currentResults = (LSAResults) ois.readObject();

        lastPath = new File(jfc.getSelectedFile().getPath());
      } catch (IOException e) {
        if (this.theProject == null) {
          log.log(Log.ERROR, "Failed to load project");
        }
        if (this.currentResults == null) {
          log.log(Log.WARNING, "Failed to load results");
        }

        log.log(Log.WARNING, e.getMessage());
      } catch (ClassNotFoundException e) {
        log.log(Log.ERROR, "Class not found error, version mismatch");
      }
    }
    if (this.theProject != null) {
      jMenuItemViewDocuments.setEnabled(true);
      jMenuItemSaveProject.setEnabled(true);
      this.setTitle(theProject.getProjectName());
      log.log(Log.INFO, "Project Loaded");
    }
    if (this.currentResults != null) {
      log.log(Log.INFO, "Results loaded");
    }
  } // GEN-LAST:event_jMenuItemLoadProjectActionPerformed
  private void jMenuItemSaveLSAResultsActionPerformed(
      java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jMenuItemSaveLSAResultsActionPerformed
    if (this.currentResults != null) {
      JFileChooser jfc = new JFileChooser();
      int fileDialogReturnVal = jfc.showSaveDialog(this);

      if (fileDialogReturnVal == JFileChooser.APPROVE_OPTION) {
        try {
          File outputFile = jfc.getSelectedFile();
          FileOutputStream fos = new FileOutputStream(outputFile);
          ObjectOutputStream oos = new ObjectOutputStream(fos);

          oos.writeObject(this.currentResults);
        } catch (IOException e) {
          System.out.println("IOexception");
          System.out.println(e.getMessage());
        }
      }
    }
  } // GEN-LAST:event_jMenuItemSaveLSAResultsActionPerformed
  private void jMenuItemLoadLSAResultsActionPerformed(
      java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jMenuItemLoadLSAResultsActionPerformed
    JFileChooser jfc = new JFileChooser();
    int fileDialogReturnVal = jfc.showOpenDialog(this);

    if (fileDialogReturnVal == JFileChooser.APPROVE_OPTION) {
      try {
        File inputFile = jfc.getSelectedFile();
        FileInputStream fis = new FileInputStream(inputFile);
        ObjectInputStream ois = new ObjectInputStream(fis);

        this.currentResults = (LSAResults) ois.readObject();
      } catch (IOException e) {
        log.log(Log.ERROR, "Failed to load LSA results\n" + e.getMessage());
      } catch (ClassNotFoundException e) {
        log.log(Log.ERROR, "Class not found : Error loading LSA results due to version mismatch");
      }

      System.out.println(currentResults == null);
    }
  } // GEN-LAST:event_jMenuItemLoadLSAResultsActionPerformed
  private void jMenuItemImportActionPerformed(
      java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jMenuItemImportActionPerformed
    JFileChooser jfc = new JFileChooser();
    jfc.setMultiSelectionEnabled(true);
    if (lastPath != null) {
      jfc.setCurrentDirectory(lastPath);
    }
    int fileDialogReturnVal = jfc.showOpenDialog(this);

    // now select the file
    if (fileDialogReturnVal == JFileChooser.APPROVE_OPTION) {
      // add code here to allow selection of a document class

      DocumentClassDialog d = DocumentClassDialog.showClassDialog(this, this.theProject);

      DocumentClass selectedClass = d.getSelectedDocumentClass();

      File[] selected = jfc.getSelectedFiles();
      for (int i = 0; i < selected.length; i++) {
        theProject.addNewDocument(selected[i], 1.0f, selected[i].toString(), selectedClass);
      }

      docFrameTableModel.fireTableDataChanged();

      lastPath = new File(jfc.getSelectedFile().getPath());
    }
  } // GEN-LAST:event_jMenuItemImportActionPerformed
  private void jMenuItemSaveProjectActionPerformed(
      java.awt.event.ActionEvent evt) // GEN-FIRST:event_jMenuItemSaveProjectActionPerformed
      { // GEN-HEADEREND:event_jMenuItemSaveProjectActionPerformed
    if (this.theProject != null) {
      JFileChooser jfc = new JFileChooser();
      int fileDialogReturnVal = jfc.showSaveDialog(this);

      if (fileDialogReturnVal == JFileChooser.APPROVE_OPTION) {
        try {
          File outputFile = jfc.getSelectedFile();
          FileOutputStream fos = new FileOutputStream(outputFile);
          ObjectOutputStream oos = new ObjectOutputStream(fos);

          oos.writeObject(this.theProject);
          if (this.currentResults != null) {
            oos.writeObject(this.currentResults);
          }
        } catch (IOException e) {
          log.log(Log.ERROR, "Failed to save file\n" + e.getMessage());
        }
      }
    }
  } // GEN-LAST:event_jMenuItemSaveProjectActionPerformed