OraBulkLoaderDialog.java

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 *
 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
 *
 *******************************************************************************
 *
 * 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
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 *    http://www.apache.org/licenses/LICENSE-2.0
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 * distributed under the License is distributed on an "AS IS" BASIS,
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package org.pentaho.di.ui.trans.steps.orabulkloader;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.events.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.Text;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.util.Utils;
import org.pentaho.di.core.SQLStatement;
import org.pentaho.di.core.SourceToTargetMapping;
import org.pentaho.di.core.database.Database;
import org.pentaho.di.core.database.DatabaseMeta;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.plugins.PluginInterface;
import org.pentaho.di.core.row.RowMetaInterface;
import org.pentaho.di.core.row.ValueMetaInterface;
import org.pentaho.di.i18n.BaseMessages;
import org.pentaho.di.trans.TransMeta;
import org.pentaho.di.trans.step.BaseStepMeta;
import org.pentaho.di.trans.step.StepDialogInterface;
import org.pentaho.di.trans.step.StepMeta;
import org.pentaho.di.trans.step.StepMetaInterface;
import org.pentaho.di.trans.steps.orabulkloader.OraBulkLoaderMeta;
import org.pentaho.di.ui.core.database.dialog.DatabaseExplorerDialog;
import org.pentaho.di.ui.core.database.dialog.SQLEditor;
import org.pentaho.di.ui.core.dialog.EnterMappingDialog;
import org.pentaho.di.ui.core.dialog.EnterSelectionDialog;
import org.pentaho.di.ui.core.dialog.ErrorDialog;
import org.pentaho.di.ui.core.gui.GUIResource;
import org.pentaho.di.ui.core.widget.ColumnInfo;
import org.pentaho.di.ui.core.widget.TableView;
import org.pentaho.di.ui.core.widget.TextVar;
import org.pentaho.di.ui.trans.step.BaseStepDialog;
import org.pentaho.di.ui.trans.step.TableItemInsertListener;
import org.pentaho.di.ui.util.HelpUtils;

/**
 * Dialog class for the Oracle bulk loader step. Created on 21feb2007.
 *
 * @author Sven Boden
 */
public class OraBulkLoaderDialog extends BaseStepDialog implements StepDialogInterface {
  private static Class<?> PKG = OraBulkLoaderMeta.class; // for i18n purposes, needed by Translator2!!

  private CCombo wConnection;

  private Label wlSchema;
  private TextVar wSchema;
  private FormData fdlSchema, fdSchema;
  private Button wbSchema;
  private FormData fdbSchema;

  private Label wlTable;
  private Button wbTable;
  private TextVar wTable;
  private FormData fdlTable, fdbTable, fdTable;

  private Label wlSqlldr;
  private Button wbSqlldr;
  private TextVar wSqlldr;
  private FormData fdlSqlldr, fdbSqlldr, fdSqlldr;

  private Label wlLoadMethod;
  private CCombo wLoadMethod;
  private FormData fdlLoadMethod, fdLoadMethod;

  private Label wlLoadAction;
  private CCombo wLoadAction;
  private FormData fdlLoadAction, fdLoadAction;

  private Label wlMaxErrors;
  private TextVar wMaxErrors;
  private FormData fdlMaxErrors, fdMaxErrors;

  private Label wlCommit;
  private TextVar wCommit;
  private FormData fdlCommit, fdCommit;

  private Label wlBindSize;
  private TextVar wBindSize;
  private FormData fdlBindSize, fdBindSize;

  private Label wlReadSize;
  private TextVar wReadSize;
  private FormData fdlReadSize, fdReadSize;

  private Label wlReturn;
  private TableView wReturn;
  private FormData fdlReturn, fdReturn;

  private Label wlControlFile;
  private Button wbControlFile;
  private TextVar wControlFile;
  private FormData fdlControlFile, fdbControlFile, fdControlFile;

  private Label wlDataFile;
  private Button wbDataFile;
  private TextVar wDataFile;
  private FormData fdlDataFile, fdbDataFile, fdDataFile;

  private Label wlLogFile;
  private Button wbLogFile;
  private TextVar wLogFile;
  private FormData fdlLogFile, fdbLogFile, fdLogFile;

  private Label wlBadFile;
  private Button wbBadFile;
  private TextVar wBadFile;
  private FormData fdlBadFile, fdbBadFile, fdBadFile;

  private Label wlDiscardFile;
  private Button wbDiscardFile;
  private TextVar wDiscardFile;
  private FormData fdlDiscardFile, fdbDiscardFile, fdDiscardFile;

  private Label wlDbNameOverride;
  private TextVar wDbNameOverride;
  private FormData fdlDbNameOverride, fdDbNameOverride;

  private Label wlEncoding;
  private Combo wEncoding;
  private FormData fdlEncoding, fdEncoding;

  private Label wlCharacterSetName;
  private Combo wCharacterSetName;
  private FormData fdlCharacterSetName, fdCharacterSetName;

  private Label wlDirectPath;
  private Button wDirectPath;
  private FormData fdlDirectPath, fdDirectPath;

  private Label wlEraseFiles;
  private Button wEraseFiles;
  private FormData fdlEraseFiles, fdEraseFiles;

  private Label wlFailOnWarning;
  private Button wFailOnWarning;
  private FormData fdlFailOnWarning, fdFailOnWarning;

  private Label wlFailOnError;
  private Button wFailOnError;
  private FormData fdlFailOnError, fdFailOnError;

  private Label wlParallel;
  private Button wParallel;
  private FormData fdlParallel, fdParallel;

  private Label wlAltRecordTerm;
  private TextVar wAltRecordTerm;
  private FormData fdlAltRecordTerm, fdAltRecordTerm;

  private Button wGetLU;
  private FormData fdGetLU;
  private Listener lsGetLU;

  private Button wDoMapping;
  private FormData fdDoMapping;

  private OraBulkLoaderMeta input;

  private Map<String, Integer> inputFields;

  private ColumnInfo[] ciReturn;

  private Composite helpComp;

  /**
   * List of ColumnInfo that should have the field names of the selected database table
   */
  private List<ColumnInfo> tableFieldColumns = new ArrayList<ColumnInfo>();

  // These should not be translated, they are required to exist on all
  // platforms according to the documentation of "Charset".
  private static String[] encodings = { "", "US-ASCII", "ISO-8859-1", "UTF-8", "UTF-16BE", "UTF-16LE", "UTF-16" };

  private static String[] characterSetNames = { "", "US7ASCII", "WE8ISO8859P1", "UTF8", };

  private static final String[] ALL_FILETYPES = new String[] { BaseMessages.getString(
    PKG, "OraBulkLoaderDialog.Filetype.All" ) };

  public OraBulkLoaderDialog( Shell parent, Object in, TransMeta transMeta, String sname ) {
    super( parent, (BaseStepMeta) in, transMeta, sname );
    input = (OraBulkLoaderMeta) in;
    inputFields = new HashMap<String, Integer>();
  }

  public String open() {
    Shell parent = getParent();
    Display display = parent.getDisplay();

    shell = new Shell( parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX | SWT.MIN );
    props.setLook( shell );

    ModifyListener lsMod = new ModifyListener() {
      public void modifyText( ModifyEvent e ) {
        input.setChanged();
      }
    };
    ModifyListener lsTableMod = new ModifyListener() {
      public void modifyText( ModifyEvent arg0 ) {
        input.setChanged();
        setTableFieldCombo();
      }
    };
    SelectionListener lsSelection = new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
        setTableFieldCombo();
      }
    };
    changed = input.hasChanged();

    GridLayout shellLayout = new GridLayout();
    shellLayout.numColumns = 1;
    shell.setLayout( shellLayout );
    shell.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Shell.Title" ) );

    Composite sCompParent = new Composite( shell, SWT.NONE );
    sCompParent.setLayout( new FillLayout( SWT.VERTICAL ) );
    GridData sCompGridData = new GridData( GridData.FILL_BOTH );
    sCompGridData.grabExcessHorizontalSpace = true;
    sCompGridData.grabExcessVerticalSpace = true;
    sCompParent.setLayoutData( sCompGridData );

    ScrolledComposite sComp = new ScrolledComposite( sCompParent, SWT.V_SCROLL | SWT.H_SCROLL );
    sComp.setLayout( new FormLayout() );

    Composite comp = new Composite( sComp, SWT.NONE );
    props.setLook( comp );

    FormLayout fileLayout = new FormLayout();
    fileLayout.marginWidth = 3;
    fileLayout.marginHeight = 3;
    comp.setLayout( fileLayout );

    helpComp = new Composite( shell, SWT.NONE );
    helpComp.setLayout( new FormLayout() );
    GridData helpCompData = new GridData();
    helpCompData.grabExcessHorizontalSpace = true;
    helpCompData.grabExcessVerticalSpace = false;
    helpComp.setLayoutData( helpCompData );
    setShellImage( shell, input );

    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;

    // Stepname line
    wlStepname = new Label( comp, SWT.RIGHT );
    wlStepname.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Stepname.Label" ) );
    props.setLook( wlStepname );
    fdlStepname = new FormData();
    fdlStepname.left = new FormAttachment( 0, 0 );
    fdlStepname.right = new FormAttachment( middle, -margin );
    fdlStepname.top = new FormAttachment( 0, margin );
    wlStepname.setLayoutData( fdlStepname );
    wStepname = new Text( comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    wStepname.setText( stepname );
    props.setLook( wStepname );
    wStepname.addModifyListener( lsMod );
    fdStepname = new FormData();
    fdStepname.left = new FormAttachment( middle, 0 );
    fdStepname.top = new FormAttachment( 0, margin );
    fdStepname.right = new FormAttachment( 100, 0 );
    wStepname.setLayoutData( fdStepname );

    // Connection line
    wConnection = addConnectionLine( comp, wStepname, middle, margin );
    if ( input.getDatabaseMeta() == null && transMeta.nrDatabases() == 1 ) {
      wConnection.select( 0 );
    }
    wConnection.addModifyListener( lsMod );
    wConnection.addSelectionListener( lsSelection );

    // Schema line...
    wlSchema = new Label( comp, SWT.RIGHT );
    wlSchema.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.TargetSchema.Label" ) );
    props.setLook( wlSchema );
    fdlSchema = new FormData();
    fdlSchema.left = new FormAttachment( 0, 0 );
    fdlSchema.right = new FormAttachment( middle, -margin );
    fdlSchema.top = new FormAttachment( wConnection, margin * 2 );
    wlSchema.setLayoutData( fdlSchema );

    wbSchema = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbSchema );
    wbSchema.setText( BaseMessages.getString( PKG, "System.Button.Browse" ) );
    fdbSchema = new FormData();
    fdbSchema.top = new FormAttachment( wConnection, 2 * margin );
    fdbSchema.right = new FormAttachment( 100, 0 );
    wbSchema.setLayoutData( fdbSchema );

    wSchema = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wSchema );
    wSchema.addModifyListener( lsTableMod );
    fdSchema = new FormData();
    fdSchema.left = new FormAttachment( middle, 0 );
    fdSchema.top = new FormAttachment( wConnection, margin * 2 );
    fdSchema.right = new FormAttachment( wbSchema, margin );
    wSchema.setLayoutData( fdSchema );

    // Table line...
    wlTable = new Label( comp, SWT.RIGHT );
    wlTable.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.TargetTable.Label" ) );
    props.setLook( wlTable );
    fdlTable = new FormData();
    fdlTable.left = new FormAttachment( 0, 0 );
    fdlTable.right = new FormAttachment( middle, -margin );
    fdlTable.top = new FormAttachment( wbSchema, margin );
    wlTable.setLayoutData( fdlTable );

    wbTable = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbTable );
    wbTable.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbTable = new FormData();
    fdbTable.right = new FormAttachment( 100, 0 );
    fdbTable.top = new FormAttachment( wbSchema, margin );
    wbTable.setLayoutData( fdbTable );
    wTable = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wTable );
    wTable.addModifyListener( lsTableMod );
    fdTable = new FormData();
    fdTable.left = new FormAttachment( middle, 0 );
    fdTable.top = new FormAttachment( wbSchema, margin );
    fdTable.right = new FormAttachment( wbTable, -margin );
    wTable.setLayoutData( fdTable );

    // Sqlldr line...
    wlSqlldr = new Label( comp, SWT.RIGHT );
    wlSqlldr.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Sqlldr.Label" ) );
    props.setLook( wlSqlldr );
    fdlSqlldr = new FormData();
    fdlSqlldr.left = new FormAttachment( 0, 0 );
    fdlSqlldr.right = new FormAttachment( middle, -margin );
    fdlSqlldr.top = new FormAttachment( wTable, margin );
    wlSqlldr.setLayoutData( fdlSqlldr );

    wbSqlldr = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbSqlldr );
    wbSqlldr.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbSqlldr = new FormData();
    fdbSqlldr.right = new FormAttachment( 100, 0 );
    fdbSqlldr.top = new FormAttachment( wTable, margin );
    wbSqlldr.setLayoutData( fdbSqlldr );
    wSqlldr = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wSqlldr );
    wSqlldr.addModifyListener( lsMod );
    fdSqlldr = new FormData();
    fdSqlldr.left = new FormAttachment( middle, 0 );
    fdSqlldr.top = new FormAttachment( wTable, margin );
    fdSqlldr.right = new FormAttachment( wbSqlldr, -margin );
    wSqlldr.setLayoutData( fdSqlldr );

    // Load Method line
    wlLoadMethod = new Label( comp, SWT.RIGHT );
    wlLoadMethod.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.LoadMethod.Label" ) );
    props.setLook( wlLoadMethod );
    fdlLoadMethod = new FormData();
    fdlLoadMethod.left = new FormAttachment( 0, 0 );
    fdlLoadMethod.right = new FormAttachment( middle, -margin );
    fdlLoadMethod.top = new FormAttachment( wSqlldr, margin );
    wlLoadMethod.setLayoutData( fdlLoadMethod );
    wLoadMethod = new CCombo( comp, SWT.SINGLE | SWT.READ_ONLY | SWT.BORDER );
    wLoadMethod.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AutoEndLoadMethod.Label" ) );
    wLoadMethod.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ManualLoadMethod.Label" ) );
    wLoadMethod.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AutoConcLoadMethod.Label" ) );
    wLoadMethod.select( 0 ); // +1: starts at -1
    wLoadMethod.addModifyListener( lsMod );

    props.setLook( wLoadMethod );
    fdLoadMethod = new FormData();
    fdLoadMethod.left = new FormAttachment( middle, 0 );
    fdLoadMethod.top = new FormAttachment( wSqlldr, margin );
    fdLoadMethod.right = new FormAttachment( 100, 0 );
    wLoadMethod.setLayoutData( fdLoadMethod );

    fdLoadMethod = new FormData();
    fdLoadMethod.left = new FormAttachment( middle, 0 );
    fdLoadMethod.top = new FormAttachment( wSqlldr, margin );
    fdLoadMethod.right = new FormAttachment( 100, 0 );
    wLoadMethod.setLayoutData( fdLoadMethod );

    // Load Action line
    wlLoadAction = new Label( comp, SWT.RIGHT );
    wlLoadAction.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.LoadAction.Label" ) );
    props.setLook( wlLoadAction );
    fdlLoadAction = new FormData();
    fdlLoadAction.left = new FormAttachment( 0, 0 );
    fdlLoadAction.right = new FormAttachment( middle, -margin );
    fdlLoadAction.top = new FormAttachment( wLoadMethod, margin );
    wlLoadAction.setLayoutData( fdlLoadAction );
    wLoadAction = new CCombo( comp, SWT.SINGLE | SWT.READ_ONLY | SWT.BORDER );
    wLoadAction.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AppendLoadAction.Label" ) );
    wLoadAction.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InsertLoadAction.Label" ) );
    wLoadAction.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ReplaceLoadAction.Label" ) );
    wLoadAction.add( BaseMessages.getString( PKG, "OraBulkLoaderDialog.TruncateLoadAction.Label" ) );

    wLoadAction.select( 0 ); // +1: starts at -1
    wLoadAction.addModifyListener( lsMod );

    props.setLook( wLoadAction );
    fdLoadAction = new FormData();
    fdLoadAction.left = new FormAttachment( middle, 0 );
    fdLoadAction.top = new FormAttachment( wLoadMethod, margin );
    fdLoadAction.right = new FormAttachment( 100, 0 );
    wLoadAction.setLayoutData( fdLoadAction );

    fdLoadAction = new FormData();
    fdLoadAction.left = new FormAttachment( middle, 0 );
    fdLoadAction.top = new FormAttachment( wLoadMethod, margin );
    fdLoadAction.right = new FormAttachment( 100, 0 );
    wLoadAction.setLayoutData( fdLoadAction );

    // MaxErrors file line
    wlMaxErrors = new Label( comp, SWT.RIGHT );
    wlMaxErrors.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.MaxErrors.Label" ) );
    props.setLook( wlMaxErrors );
    fdlMaxErrors = new FormData();
    fdlMaxErrors.left = new FormAttachment( 0, 0 );
    fdlMaxErrors.top = new FormAttachment( wLoadAction, margin );
    fdlMaxErrors.right = new FormAttachment( middle, -margin );
    wlMaxErrors.setLayoutData( fdlMaxErrors );
    wMaxErrors = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wMaxErrors );
    wMaxErrors.addModifyListener( lsMod );
    fdMaxErrors = new FormData();
    fdMaxErrors.left = new FormAttachment( middle, 0 );
    fdMaxErrors.top = new FormAttachment( wLoadAction, margin );
    fdMaxErrors.right = new FormAttachment( 100, 0 );
    wMaxErrors.setLayoutData( fdMaxErrors );

    // Commmit/batch file line
    wlCommit = new Label( comp, SWT.RIGHT );
    wlCommit.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Commit.Label" ) );
    props.setLook( wlCommit );
    fdlCommit = new FormData();
    fdlCommit.left = new FormAttachment( 0, 0 );
    fdlCommit.top = new FormAttachment( wMaxErrors, margin );
    fdlCommit.right = new FormAttachment( middle, -margin );
    wlCommit.setLayoutData( fdlCommit );
    wCommit = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wCommit );
    wCommit.addModifyListener( lsMod );
    fdCommit = new FormData();
    fdCommit.left = new FormAttachment( middle, 0 );
    fdCommit.top = new FormAttachment( wMaxErrors, margin );
    fdCommit.right = new FormAttachment( 100, 0 );
    wCommit.setLayoutData( fdCommit );

    // Bindsize line
    wlBindSize = new Label( comp, SWT.RIGHT );
    wlBindSize.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.BindSize.Label" ) );
    props.setLook( wlBindSize );
    fdlBindSize = new FormData();
    fdlBindSize.left = new FormAttachment( 0, 0 );
    fdlBindSize.top = new FormAttachment( wCommit, margin );
    fdlBindSize.right = new FormAttachment( middle, -margin );
    wlBindSize.setLayoutData( fdlBindSize );
    wBindSize = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wBindSize );
    wBindSize.addModifyListener( lsMod );
    fdBindSize = new FormData();
    fdBindSize.left = new FormAttachment( middle, 0 );
    fdBindSize.top = new FormAttachment( wCommit, margin );
    fdBindSize.right = new FormAttachment( 100, 0 );
    wBindSize.setLayoutData( fdBindSize );

    // Readsize line
    wlReadSize = new Label( comp, SWT.RIGHT );
    wlReadSize.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ReadSize.Label" ) );
    props.setLook( wlReadSize );
    fdlReadSize = new FormData();
    fdlReadSize.left = new FormAttachment( 0, 0 );
    fdlReadSize.top = new FormAttachment( wBindSize, margin );
    fdlReadSize.right = new FormAttachment( middle, -margin );
    wlReadSize.setLayoutData( fdlReadSize );
    wReadSize = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wReadSize );
    wReadSize.addModifyListener( lsMod );
    fdReadSize = new FormData();
    fdReadSize.left = new FormAttachment( middle, 0 );
    fdReadSize.top = new FormAttachment( wBindSize, margin );
    fdReadSize.right = new FormAttachment( 100, 0 );
    wReadSize.setLayoutData( fdReadSize );

    // Db Name Override line
    wlDbNameOverride = new Label( comp, SWT.RIGHT );
    wlDbNameOverride.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.DbNameOverride.Label" ) );
    props.setLook( wlDbNameOverride );
    fdlDbNameOverride = new FormData();
    fdlDbNameOverride.left = new FormAttachment( 0, 0 );
    fdlDbNameOverride.top = new FormAttachment( wReadSize, margin );
    fdlDbNameOverride.right = new FormAttachment( middle, -margin );
    wlDbNameOverride.setLayoutData( fdlDbNameOverride );
    wDbNameOverride = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wDbNameOverride );
    wDbNameOverride.addModifyListener( lsMod );
    fdDbNameOverride = new FormData();
    fdDbNameOverride.left = new FormAttachment( middle, 0 );
    fdDbNameOverride.top = new FormAttachment( wReadSize, margin );
    fdDbNameOverride.right = new FormAttachment( 100, 0 );
    wDbNameOverride.setLayoutData( fdDbNameOverride );

    // Control file line
    wlControlFile = new Label( comp, SWT.RIGHT );
    wlControlFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ControlFile.Label" ) );
    props.setLook( wlControlFile );
    fdlControlFile = new FormData();
    fdlControlFile.left = new FormAttachment( 0, 0 );
    fdlControlFile.top = new FormAttachment( wDbNameOverride, margin );
    fdlControlFile.right = new FormAttachment( middle, -margin );
    wlControlFile.setLayoutData( fdlControlFile );
    wbControlFile = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbControlFile );
    wbControlFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbControlFile = new FormData();
    fdbControlFile.right = new FormAttachment( 100, 0 );
    fdbControlFile.top = new FormAttachment( wDbNameOverride, margin );
    wbControlFile.setLayoutData( fdbControlFile );
    wControlFile = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wControlFile );
    wControlFile.addModifyListener( lsMod );
    fdControlFile = new FormData();
    fdControlFile.left = new FormAttachment( middle, 0 );
    fdControlFile.top = new FormAttachment( wDbNameOverride, margin );
    fdControlFile.right = new FormAttachment( wbControlFile, -margin );
    wControlFile.setLayoutData( fdControlFile );

    // Data file line
    wlDataFile = new Label( comp, SWT.RIGHT );
    wlDataFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.DataFile.Label" ) );
    props.setLook( wlDataFile );
    fdlDataFile = new FormData();
    fdlDataFile.left = new FormAttachment( 0, 0 );
    fdlDataFile.top = new FormAttachment( wControlFile, margin );
    fdlDataFile.right = new FormAttachment( middle, -margin );
    wlDataFile.setLayoutData( fdlDataFile );
    wbDataFile = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbDataFile );
    wbDataFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbDataFile = new FormData();
    fdbDataFile.right = new FormAttachment( 100, 0 );
    fdbDataFile.top = new FormAttachment( wControlFile, margin );
    wbDataFile.setLayoutData( fdbDataFile );
    wDataFile = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wDataFile );
    wDataFile.addModifyListener( lsMod );
    fdDataFile = new FormData();
    fdDataFile.left = new FormAttachment( middle, 0 );
    fdDataFile.top = new FormAttachment( wControlFile, margin );
    fdDataFile.right = new FormAttachment( wbDataFile, -margin );
    wDataFile.setLayoutData( fdDataFile );

    // Log file line
    wlLogFile = new Label( comp, SWT.RIGHT );
    wlLogFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.LogFile.Label" ) );
    props.setLook( wlLogFile );
    fdlLogFile = new FormData();
    fdlLogFile.left = new FormAttachment( 0, 0 );
    fdlLogFile.top = new FormAttachment( wDataFile, margin );
    fdlLogFile.right = new FormAttachment( middle, -margin );
    wlLogFile.setLayoutData( fdlLogFile );
    wbLogFile = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbLogFile );
    wbLogFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbLogFile = new FormData();
    fdbLogFile.right = new FormAttachment( 100, 0 );
    fdbLogFile.top = new FormAttachment( wDataFile, margin );
    wbLogFile.setLayoutData( fdbLogFile );
    wLogFile = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wLogFile );
    wLogFile.addModifyListener( lsMod );
    fdLogFile = new FormData();
    fdLogFile.left = new FormAttachment( middle, 0 );
    fdLogFile.top = new FormAttachment( wDataFile, margin );
    fdLogFile.right = new FormAttachment( wbLogFile, -margin );
    wLogFile.setLayoutData( fdLogFile );

    // Bad file line
    wlBadFile = new Label( comp, SWT.RIGHT );
    wlBadFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.BadFile.Label" ) );
    props.setLook( wlBadFile );
    fdlBadFile = new FormData();
    fdlBadFile.left = new FormAttachment( 0, 0 );
    fdlBadFile.top = new FormAttachment( wLogFile, margin );
    fdlBadFile.right = new FormAttachment( middle, -margin );
    wlBadFile.setLayoutData( fdlBadFile );
    wbBadFile = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbBadFile );
    wbBadFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbBadFile = new FormData();
    fdbBadFile.right = new FormAttachment( 100, 0 );
    fdbBadFile.top = new FormAttachment( wLogFile, margin );
    wbBadFile.setLayoutData( fdbBadFile );
    wBadFile = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wBadFile );
    wBadFile.addModifyListener( lsMod );
    fdBadFile = new FormData();
    fdBadFile.left = new FormAttachment( middle, 0 );
    fdBadFile.top = new FormAttachment( wLogFile, margin );
    fdBadFile.right = new FormAttachment( wbBadFile, -margin );
    wBadFile.setLayoutData( fdBadFile );

    // Discard file line
    wlDiscardFile = new Label( comp, SWT.RIGHT );
    wlDiscardFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.DiscardFile.Label" ) );
    props.setLook( wlDiscardFile );
    fdlDiscardFile = new FormData();
    fdlDiscardFile.left = new FormAttachment( 0, 0 );
    fdlDiscardFile.top = new FormAttachment( wBadFile, margin );
    fdlDiscardFile.right = new FormAttachment( middle, -margin );
    wlDiscardFile.setLayoutData( fdlDiscardFile );
    wbDiscardFile = new Button( comp, SWT.PUSH | SWT.CENTER );
    props.setLook( wbDiscardFile );
    wbDiscardFile.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Browse.Button" ) );
    fdbDiscardFile = new FormData();
    fdbDiscardFile.right = new FormAttachment( 100, 0 );
    fdbDiscardFile.top = new FormAttachment( wBadFile, margin );
    wbDiscardFile.setLayoutData( fdbDiscardFile );
    wDiscardFile = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wDiscardFile );
    wDiscardFile.addModifyListener( lsMod );
    fdDiscardFile = new FormData();
    fdDiscardFile.left = new FormAttachment( middle, 0 );
    fdDiscardFile.top = new FormAttachment( wBadFile, margin );
    fdDiscardFile.right = new FormAttachment( wbDiscardFile, -margin );
    wDiscardFile.setLayoutData( fdDiscardFile );

    //
    // Control encoding line
    //
    // The drop down is editable as it may happen an encoding may not be present
    // on one machine, but you may want to use it on your execution server
    //
    wlEncoding = new Label( comp, SWT.RIGHT );
    wlEncoding.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Encoding.Label" ) );
    props.setLook( wlEncoding );
    fdlEncoding = new FormData();
    fdlEncoding.left = new FormAttachment( 0, 0 );
    fdlEncoding.top = new FormAttachment( wDiscardFile, margin );
    fdlEncoding.right = new FormAttachment( middle, -margin );
    wlEncoding.setLayoutData( fdlEncoding );
    wEncoding = new Combo( comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    wEncoding.setToolTipText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Encoding.Tooltip" ) );
    wEncoding.setItems( encodings );
    props.setLook( wEncoding );
    fdEncoding = new FormData();
    fdEncoding.left = new FormAttachment( middle, 0 );
    fdEncoding.top = new FormAttachment( wDiscardFile, margin );
    fdEncoding.right = new FormAttachment( 100, 0 );
    wEncoding.setLayoutData( fdEncoding );
    wEncoding.addModifyListener( lsMod );

    // Oracle character set name line
    wlCharacterSetName = new Label( comp, SWT.RIGHT );
    wlCharacterSetName.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.CharacterSetName.Label" ) );
    props.setLook( wlCharacterSetName );
    fdlCharacterSetName = new FormData();
    fdlCharacterSetName.left = new FormAttachment( 0, 0 );
    fdlCharacterSetName.top = new FormAttachment( wEncoding, margin );
    fdlCharacterSetName.right = new FormAttachment( middle, -margin );
    wlCharacterSetName.setLayoutData( fdlCharacterSetName );
    wCharacterSetName = new Combo( comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    wCharacterSetName
      .setToolTipText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.CharacterSetName.Tooltip" ) );
    wCharacterSetName.setItems( characterSetNames );
    props.setLook( wCharacterSetName );
    fdCharacterSetName = new FormData();
    fdCharacterSetName.left = new FormAttachment( middle, 0 );
    fdCharacterSetName.top = new FormAttachment( wEncoding, margin );
    fdCharacterSetName.right = new FormAttachment( 100, 0 );
    wCharacterSetName.setLayoutData( fdCharacterSetName );
    wCharacterSetName.addModifyListener( lsMod );

    // Alternate Record Terminator
    wlAltRecordTerm = new Label( comp, SWT.RIGHT );
    wlAltRecordTerm.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AltRecordTerm.Label" ) );
    props.setLook( wlAltRecordTerm );
    fdlAltRecordTerm = new FormData();
    fdlAltRecordTerm.left = new FormAttachment( 0, 0 );
    fdlAltRecordTerm.top = new FormAttachment( wCharacterSetName, margin );
    fdlAltRecordTerm.right = new FormAttachment( middle, -margin );
    wlAltRecordTerm.setLayoutData( fdlAltRecordTerm );
    wAltRecordTerm = new TextVar( transMeta, comp, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
    props.setLook( wAltRecordTerm );
    fdAltRecordTerm = new FormData();
    fdAltRecordTerm.left = new FormAttachment( middle, 0 );
    fdAltRecordTerm.top = new FormAttachment( wCharacterSetName, margin );
    fdAltRecordTerm.right = new FormAttachment( 100, 0 );
    wAltRecordTerm.setLayoutData( fdAltRecordTerm );
    wAltRecordTerm.addModifyListener( lsMod );

    // DirectPath line
    wlDirectPath = new Label( comp, SWT.RIGHT );
    wlDirectPath.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.DirectPath.Label" ) );
    props.setLook( wlDirectPath );
    fdlDirectPath = new FormData();
    fdlDirectPath.left = new FormAttachment( 0, 0 );
    fdlDirectPath.top = new FormAttachment( wAltRecordTerm, margin );
    fdlDirectPath.right = new FormAttachment( middle, -margin );
    wlDirectPath.setLayoutData( fdlDirectPath );
    wDirectPath = new Button( comp, SWT.CHECK );
    props.setLook( wDirectPath );
    fdDirectPath = new FormData();
    fdDirectPath.left = new FormAttachment( middle, 0 );
    fdDirectPath.top = new FormAttachment( wAltRecordTerm, margin );
    fdDirectPath.right = new FormAttachment( 100, 0 );
    wDirectPath.setLayoutData( fdDirectPath );
    wDirectPath.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
        // Parallel loading is only possible with a direct path option...
        //
        if ( !wDirectPath.getSelection() ) {
          wParallel.setSelection( false );
        }
      }
    } );

    // Erase files line
    wlEraseFiles = new Label( comp, SWT.RIGHT );
    wlEraseFiles.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.EraseFiles.Label" ) );
    props.setLook( wlEraseFiles );
    fdlEraseFiles = new FormData();
    fdlEraseFiles.left = new FormAttachment( 0, 0 );
    fdlEraseFiles.top = new FormAttachment( wDirectPath, margin );
    fdlEraseFiles.right = new FormAttachment( middle, -margin );
    wlEraseFiles.setLayoutData( fdlEraseFiles );
    wEraseFiles = new Button( comp, SWT.CHECK );
    props.setLook( wEraseFiles );
    fdEraseFiles = new FormData();
    fdEraseFiles.left = new FormAttachment( middle, 0 );
    fdEraseFiles.top = new FormAttachment( wDirectPath, margin );
    fdEraseFiles.right = new FormAttachment( 100, 0 );
    wEraseFiles.setLayoutData( fdEraseFiles );
    wEraseFiles.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
      }
    } );

    // Fail on warning line
    wlFailOnWarning = new Label( comp, SWT.RIGHT );
    wlFailOnWarning.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.FailOnWarning.Label" ) );
    props.setLook( wlFailOnWarning );
    fdlFailOnWarning = new FormData();
    fdlFailOnWarning.left = new FormAttachment( 0, 0 );
    fdlFailOnWarning.top = new FormAttachment( wEraseFiles, margin );
    fdlFailOnWarning.right = new FormAttachment( middle, -margin );
    wlFailOnWarning.setLayoutData( fdlFailOnWarning );
    wFailOnWarning = new Button( comp, SWT.CHECK );
    props.setLook( wFailOnWarning );
    fdFailOnWarning = new FormData();
    fdFailOnWarning.left = new FormAttachment( middle, 0 );
    fdFailOnWarning.top = new FormAttachment( wEraseFiles, margin );
    fdFailOnWarning.right = new FormAttachment( 100, 0 );
    wFailOnWarning.setLayoutData( fdFailOnWarning );
    wFailOnWarning.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
      }
    } );

    // Fail on error line
    wlFailOnError = new Label( comp, SWT.RIGHT );
    wlFailOnError.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.FailOnError.Label" ) );
    props.setLook( wlFailOnError );
    fdlFailOnError = new FormData();
    fdlFailOnError.left = new FormAttachment( 0, 0 );
    fdlFailOnError.top = new FormAttachment( wFailOnWarning, margin );
    fdlFailOnError.right = new FormAttachment( middle, -margin );
    wlFailOnError.setLayoutData( fdlFailOnError );
    wFailOnError = new Button( comp, SWT.CHECK );
    props.setLook( wFailOnError );
    fdFailOnError = new FormData();
    fdFailOnError.left = new FormAttachment( middle, 0 );
    fdFailOnError.top = new FormAttachment( wFailOnWarning, margin );
    fdFailOnError.right = new FormAttachment( 100, 0 );
    wFailOnError.setLayoutData( fdFailOnError );
    wFailOnError.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
      }
    } );

    // Fail on error line
    wlParallel = new Label( comp, SWT.RIGHT );
    wlParallel.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Parallel.Label" ) );
    props.setLook( wlParallel );
    fdlParallel = new FormData();
    fdlParallel.left = new FormAttachment( 0, 0 );
    fdlParallel.top = new FormAttachment( wFailOnError, margin );
    fdlParallel.right = new FormAttachment( middle, -margin );
    wlParallel.setLayoutData( fdlParallel );
    wParallel = new Button( comp, SWT.CHECK );
    props.setLook( wParallel );
    fdParallel = new FormData();
    fdParallel.left = new FormAttachment( middle, 0 );
    fdParallel.top = new FormAttachment( wFailOnError, margin );
    fdParallel.right = new FormAttachment( 100, 0 );
    wParallel.setLayoutData( fdParallel );
    wParallel.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        input.setChanged();
        // Parallel loading is only possible with a direct path option...
        //
        if ( wParallel.getSelection() ) {
          wDirectPath.setSelection( true );
        }
      }
    } );

    // THE BUTTONS
    wOK = new Button( comp, SWT.PUSH );
    wOK.setText( BaseMessages.getString( PKG, "System.Button.OK" ) );
    wSQL = new Button( comp, SWT.PUSH );
    wSQL.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.SQL.Button" ) );
    wCancel = new Button( comp, SWT.PUSH );
    wCancel.setText( BaseMessages.getString( PKG, "System.Button.Cancel" ) );

    setButtonPositions( new Button[] { wOK, wCancel, wSQL }, margin, null );

    // The field Table
    wlReturn = new Label( comp, SWT.NONE );
    wlReturn.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Fields.Label" ) );
    props.setLook( wlReturn );
    fdlReturn = new FormData();
    fdlReturn.left = new FormAttachment( 0, 0 );
    fdlReturn.top = new FormAttachment( wParallel, margin );
    wlReturn.setLayoutData( fdlReturn );

    int UpInsCols = 3;
    int UpInsRows = ( input.getFieldTable() != null ? input.getFieldTable().length : 1 );

    ciReturn = new ColumnInfo[UpInsCols];
    ciReturn[0] =
      new ColumnInfo(
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.ColumnInfo.TableField" ),
        ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false );
    ciReturn[1] =
      new ColumnInfo(
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.ColumnInfo.StreamField" ),
        ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false );
    ciReturn[2] =
      new ColumnInfo(
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.ColumnInfo.DateMask" ),
        ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {
          "", BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateMask.Label" ),
          BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateTimeMask.Label" ) }, true );
    tableFieldColumns.add( ciReturn[0] );
    wReturn =
      new TableView(
        transMeta, comp, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL, ciReturn,
        UpInsRows, lsMod, props );

    wGetLU = new Button( comp, SWT.PUSH );
    wGetLU.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.GetFields.Label" ) );
    fdGetLU = new FormData();
    fdGetLU.top = new FormAttachment( wlReturn, margin );
    fdGetLU.right = new FormAttachment( 100, 0 );
    fdGetLU.left = new FormAttachment( wReturn, margin );
    wGetLU.setLayoutData( fdGetLU );

    wDoMapping = new Button( comp, SWT.PUSH );
    wDoMapping.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.EditMapping.Label" ) );
    fdDoMapping = new FormData();
    fdDoMapping.top = new FormAttachment( wGetLU, margin );
    fdDoMapping.right = new FormAttachment( 100, 0 );
    wDoMapping.setLayoutData( fdDoMapping );

    wDoMapping.addListener( SWT.Selection, new Listener() {
      public void handleEvent( Event arg0 ) {
        generateMappings();
      }
    } );

    fdReturn = new FormData();
    fdReturn.left = new FormAttachment( 0, 0 );
    fdReturn.top = new FormAttachment( wlReturn, margin );
    fdReturn.right = new FormAttachment( wDoMapping, -margin );
    fdReturn.bottom = new FormAttachment( wOK, -2 * margin );
    wReturn.setLayoutData( fdReturn );

    FormData fdComp = new FormData();
    fdComp.left = new FormAttachment( 0, 0 );
    fdComp.top = new FormAttachment( 0, 0 );
    fdComp.right = new FormAttachment( 100, 0 );
    fdComp.bottom = new FormAttachment( 100, 0 );
    comp.setLayoutData( fdComp );

    comp.pack();
    Rectangle bounds = comp.getBounds();

    sComp.setContent( comp );
    sComp.setExpandHorizontal( true );
    sComp.setExpandVertical( true );
    sComp.setMinWidth( bounds.width );
    sComp.setMinHeight( bounds.height );

    //
    // Search the fields in the background
    //

    final Runnable runnable = new Runnable() {
      public void run() {
        StepMeta stepMeta = transMeta.findStep( stepname );
        if ( stepMeta != null ) {
          try {
            RowMetaInterface row = transMeta.getPrevStepFields( stepMeta );

            // Remember these fields...
            for ( int i = 0; i < row.size(); i++ ) {
              inputFields.put( row.getValueMeta( i ).getName(), i );
            }

            setComboBoxes();
          } catch ( KettleException e ) {
            logError( BaseMessages.getString( PKG, "System.Dialog.GetFieldsFailed.Message" ) );
          }
        }
      }
    };
    new Thread( runnable ).start();

    wbSqlldr.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wSqlldr.getText() != null ) {
          dialog.setFileName( wSqlldr.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wSqlldr.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    wbControlFile.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wControlFile.getText() != null ) {
          dialog.setFileName( wControlFile.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wControlFile.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    wbDataFile.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wDataFile.getText() != null ) {
          dialog.setFileName( wDataFile.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wDataFile.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    wbLogFile.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wLogFile.getText() != null ) {
          dialog.setFileName( wLogFile.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wLogFile.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    wbBadFile.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wBadFile.getText() != null ) {
          dialog.setFileName( wBadFile.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wBadFile.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    wbDiscardFile.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        FileDialog dialog = new FileDialog( shell, SWT.OPEN );
        dialog.setFilterExtensions( new String[] { "*" } );
        if ( wDiscardFile.getText() != null ) {
          dialog.setFileName( wDiscardFile.getText() );
        }
        dialog.setFilterNames( ALL_FILETYPES );
        if ( dialog.open() != null ) {
          wDiscardFile.setText( dialog.getFilterPath() + Const.FILE_SEPARATOR + dialog.getFileName() );
        }
      }
    } );

    // Add listeners
    lsOK = new Listener() {
      public void handleEvent( Event e ) {
        ok();
      }
    };
    lsGetLU = new Listener() {
      public void handleEvent( Event e ) {
        getUpdate();
      }
    };
    lsSQL = new Listener() {
      public void handleEvent( Event e ) {
        create();
      }
    };
    lsCancel = new Listener() {
      public void handleEvent( Event e ) {
        cancel();
      }
    };

    wOK.addListener( SWT.Selection, lsOK );
    wGetLU.addListener( SWT.Selection, lsGetLU );
    wSQL.addListener( SWT.Selection, lsSQL );
    wCancel.addListener( SWT.Selection, lsCancel );

    lsDef = new SelectionAdapter() {
      public void widgetDefaultSelected( SelectionEvent e ) {
        ok();
      }
    };

    wStepname.addSelectionListener( lsDef );
    wSchema.addSelectionListener( lsDef );
    wTable.addSelectionListener( lsDef );
    wMaxErrors.addSelectionListener( lsDef );
    wCommit.addSelectionListener( lsDef );
    wBindSize.addSelectionListener( lsDef );
    wReadSize.addSelectionListener( lsDef );
    wDbNameOverride.addSelectionListener( lsDef );
    wControlFile.addSelectionListener( lsDef );
    wDataFile.addSelectionListener( lsDef );
    wLogFile.addSelectionListener( lsDef );
    wBadFile.addSelectionListener( lsDef );
    wDiscardFile.addSelectionListener( lsDef );
    wAltRecordTerm.addSelectionListener( lsDef );

    // Detect X or ALT-F4 or something that kills this window...
    shell.addShellListener( new ShellAdapter() {
      public void shellClosed( ShellEvent e ) {
        cancel();
      }
    } );
    wbSchema.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        getSchemaNames();
      }
    } );

    wbTable.addSelectionListener( new SelectionAdapter() {
      public void widgetSelected( SelectionEvent e ) {
        getTableName();
      }
    } );

    // Set the shell size, based upon previous time...
    setSize();

    getData();
    setTableFieldCombo();
    input.setChanged( changed );

    shell.open();
    while ( !shell.isDisposed() ) {
      if ( !display.readAndDispatch() ) {
        display.sleep();
      }
    }
    return stepname;
  }

  protected void setComboBoxes() {
    // Something was changed in the row.
    //
    final Map<String, Integer> fields = new HashMap<String, Integer>();

    // Add the currentMeta fields...
    fields.putAll( inputFields );

    Set<String> keySet = fields.keySet();
    List<String> entries = new ArrayList<String>( keySet );

    String[] fieldNames = entries.toArray( new String[entries.size()] );
    Const.sortStrings( fieldNames );
    // return fields
    ciReturn[1].setComboValues( fieldNames );

  }

  private void setTableFieldCombo() {
    Runnable fieldLoader = new Runnable() {
      public void run() {
        if ( !wTable.isDisposed() && !wConnection.isDisposed() && !wSchema.isDisposed() ) {
          final String tableName = wTable.getText(), connectionName = wConnection.getText(), schemaName =
            wSchema.getText();

          // clear
          for ( ColumnInfo colInfo : tableFieldColumns ) {
            colInfo.setComboValues( new String[] {} );
          }
          if ( !Utils.isEmpty( tableName ) ) {
            DatabaseMeta ci = transMeta.findDatabase( connectionName );
            if ( ci != null ) {
              Database db = new Database( loggingObject, ci );
              try {
                db.connect();

                String schemaTable =
                  ci.getQuotedSchemaTableCombination( transMeta.environmentSubstitute( schemaName ), transMeta
                    .environmentSubstitute( tableName ) );
                RowMetaInterface r = db.getTableFields( schemaTable );
                if ( null != r ) {
                  String[] fieldNames = r.getFieldNames();
                  if ( null != fieldNames ) {
                    for ( ColumnInfo colInfo : tableFieldColumns ) {
                      colInfo.setComboValues( fieldNames );
                    }
                  }
                }
              } catch ( Exception e ) {
                for ( ColumnInfo colInfo : tableFieldColumns ) {
                  colInfo.setComboValues( new String[] {} );
                }
                // ignore any errors here. drop downs will not be
                // filled, but no problem for the user
              } finally {
                try {
                  if ( db != null ) {
                    db.disconnect();
                  }
                } catch ( Exception ignored ) {
                  // ignore any errors here.
                  db = null;
                }
              }
            }
          }
        }
      }
    };
    shell.getDisplay().asyncExec( fieldLoader );
  }

  /**
   * Copy information from the meta-data input to the dialog fields.
   */
  public void getData() {
    if ( log.isDebug() ) {
      logDebug( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Log.GettingKeyInfo" ) );
    }

    wMaxErrors.setText( "" + input.getMaxErrors() );
    wCommit.setText( "" + input.getCommitSize() );
    wBindSize.setText( "" + input.getBindSize() );
    wReadSize.setText( "" + input.getReadSize() );

    if ( input.getFieldTable() != null ) {
      for ( int i = 0; i < input.getFieldTable().length; i++ ) {
        TableItem item = wReturn.table.getItem( i );
        if ( input.getFieldTable()[i] != null ) {
          item.setText( 1, input.getFieldTable()[i] );
        }
        if ( input.getFieldStream()[i] != null ) {
          item.setText( 2, input.getFieldStream()[i] );
        }
        String dateMask = input.getDateMask()[i];
        if ( dateMask != null ) {
          if ( OraBulkLoaderMeta.DATE_MASK_DATE.equals( dateMask ) ) {
            item.setText( 3, BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateMask.Label" ) );
          } else if ( OraBulkLoaderMeta.DATE_MASK_DATETIME.equals( dateMask ) ) {
            item.setText( 3, BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateTimeMask.Label" ) );
          } else {
            item.setText( 3, "" );
          }
        } else {
          item.setText( 3, "" );
        }
      }
    }

    if ( input.getDatabaseMeta() != null ) {
      wConnection.setText( input.getDatabaseMeta().getName() );
    } else {
      if ( transMeta.nrDatabases() == 1 ) {
        wConnection.setText( transMeta.getDatabase( 0 ).getName() );
      }
    }
    if ( input.getSchemaName() != null ) {
      wSchema.setText( input.getSchemaName() );
    }
    if ( input.getTableName() != null ) {
      wTable.setText( input.getTableName() );
    }
    if ( input.getSqlldr() != null ) {
      wSqlldr.setText( input.getSqlldr() );
    }
    if ( input.getControlFile() != null ) {
      wControlFile.setText( input.getControlFile() );
    }
    if ( input.getDataFile() != null ) {
      wDataFile.setText( input.getDataFile() );
    }
    if ( input.getLogFile() != null ) {
      wLogFile.setText( input.getLogFile() );
    }
    if ( input.getBadFile() != null ) {
      wBadFile.setText( input.getBadFile() );
    }
    if ( input.getDiscardFile() != null ) {
      wDiscardFile.setText( input.getDiscardFile() );
    }
    if ( input.getEncoding() != null ) {
      wEncoding.setText( input.getEncoding() );
    }
    if ( input.getCharacterSetName() != null ) {
      wCharacterSetName.setText( input.getCharacterSetName() );
    }
    if ( input.getDbNameOverride() != null ) {
      wDbNameOverride.setText( input.getDbNameOverride() );
    }
    if ( input.getAltRecordTerm() != null ) {
      wAltRecordTerm.setText( input.getAltRecordTerm() );
    }
    wDirectPath.setSelection( input.isDirectPath() );
    wEraseFiles.setSelection( input.isEraseFiles() );
    wFailOnError.setSelection( input.isFailOnError() );
    wParallel.setSelection( input.isParallel() );
    wFailOnWarning.setSelection( input.isFailOnWarning() );

    String method = input.getLoadMethod();
    if ( OraBulkLoaderMeta.METHOD_AUTO_END.equals( method ) ) {
      wLoadMethod.select( 0 );
    } else if ( OraBulkLoaderMeta.METHOD_MANUAL.equals( method ) ) {
      wLoadMethod.select( 1 );
    } else if ( OraBulkLoaderMeta.METHOD_AUTO_CONCURRENT.equals( method ) ) {
      wLoadMethod.select( 2 );
    } else {
      if ( log.isDebug() ) {
        logDebug( "Internal error: load_method set to default 'auto at end'" );
      }
      wLoadMethod.select( 0 );
    }

    String action = input.getLoadAction();
    if ( OraBulkLoaderMeta.ACTION_APPEND.equals( action ) ) {
      wLoadAction.select( 0 );
    } else if ( OraBulkLoaderMeta.ACTION_INSERT.equals( action ) ) {
      wLoadAction.select( 1 );
    } else if ( OraBulkLoaderMeta.ACTION_REPLACE.equals( action ) ) {
      wLoadAction.select( 2 );
    } else if ( OraBulkLoaderMeta.ACTION_TRUNCATE.equals( action ) ) {
      wLoadAction.select( 3 );
    } else {
      if ( log.isDebug() ) {
        logDebug( "Internal error: load_action set to default 'append'" );
      }
      wLoadAction.select( 0 );
    }

    wReturn.setRowNums();
    wReturn.optWidth( true );

    wStepname.selectAll();
    wStepname.setFocus();
  }

  private void cancel() {
    stepname = null;
    input.setChanged( changed );
    dispose();
  }

  private void getInfo( OraBulkLoaderMeta inf ) {
    int nrfields = wReturn.nrNonEmpty();

    inf.allocate( nrfields );

    inf.setMaxErrors( wMaxErrors.getText() );
    inf.setCommitSize( wCommit.getText() );
    inf.setBindSize( wBindSize.getText() );
    inf.setReadSize( wReadSize.getText() );
    inf.setDbNameOverride( wDbNameOverride.getText() );

    if ( log.isDebug() ) {
      logDebug( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Log.FoundFields", "" + nrfields ) );
    }
    //CHECKSTYLE:Indentation:OFF
    for ( int i = 0; i < nrfields; i++ ) {
      TableItem item = wReturn.getNonEmpty( i );
      inf.getFieldTable()[i] = item.getText( 1 );
      inf.getFieldStream()[i] = item.getText( 2 );
      if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateMask.Label" ).equals( item.getText( 3 ) ) ) {
        inf.getDateMask()[i] = OraBulkLoaderMeta.DATE_MASK_DATE;
      } else if ( BaseMessages
        .getString( PKG, "OraBulkLoaderDialog.DateTimeMask.Label" ).equals( item.getText( 3 ) ) ) {
        inf.getDateMask()[i] = OraBulkLoaderMeta.DATE_MASK_DATETIME;
      } else {
        inf.getDateMask()[i] = "";
      }
    }

    inf.setSchemaName( wSchema.getText() );
    inf.setTableName( wTable.getText() );
    inf.setDatabaseMeta( transMeta.findDatabase( wConnection.getText() ) );
    inf.setSqlldr( wSqlldr.getText() );
    inf.setControlFile( wControlFile.getText() );
    inf.setDataFile( wDataFile.getText() );
    inf.setLogFile( wLogFile.getText() );
    inf.setBadFile( wBadFile.getText() );
    inf.setDiscardFile( wDiscardFile.getText() );
    inf.setEncoding( wEncoding.getText() );
    inf.setCharacterSetName( wCharacterSetName.getText() );
    inf.setAltRecordTerm( wAltRecordTerm.getText() );
    inf.setDirectPath( wDirectPath.getSelection() );
    inf.setEraseFiles( wEraseFiles.getSelection() );
    inf.setFailOnError( wFailOnError.getSelection() );
    inf.setParallel( wParallel.getSelection() );
    inf.setFailOnWarning( wFailOnWarning.getSelection() );

    /*
     * Set the loadmethod
     */
    String method = wLoadMethod.getText();
    if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AutoConcLoadMethod.Label" ).equals( method ) ) {
      inf.setLoadMethod( OraBulkLoaderMeta.METHOD_AUTO_CONCURRENT );
    } else if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AutoEndLoadMethod.Label" ).equals( method ) ) {
      inf.setLoadMethod( OraBulkLoaderMeta.METHOD_AUTO_END );
    } else if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ManualLoadMethod.Label" ).equals( method ) ) {
      inf.setLoadMethod( OraBulkLoaderMeta.METHOD_MANUAL );
    } else {
      if ( log.isDebug() ) {
        logDebug( "Internal error: load_method set to default 'auto concurrent', value found '" + method + "'." );
      }
      inf.setLoadMethod( OraBulkLoaderMeta.METHOD_AUTO_END );
    }

    /*
     * Set the loadaction
     */
    String action = wLoadAction.getText();
    if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.AppendLoadAction.Label" ).equals( action ) ) {
      inf.setLoadAction( OraBulkLoaderMeta.ACTION_APPEND );
    } else if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InsertLoadAction.Label" ).equals( action ) ) {
      inf.setLoadAction( OraBulkLoaderMeta.ACTION_INSERT );
    } else if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.ReplaceLoadAction.Label" ).equals( action ) ) {
      inf.setLoadAction( OraBulkLoaderMeta.ACTION_REPLACE );
    } else if ( BaseMessages.getString( PKG, "OraBulkLoaderDialog.TruncateLoadAction.Label" ).equals( action ) ) {
      inf.setLoadAction( OraBulkLoaderMeta.ACTION_TRUNCATE );
    } else {
      if ( log.isDebug() ) {
        logDebug( "Internal error: load_action set to default 'append', value found '" + action + "'." );
      }
      inf.setLoadAction( OraBulkLoaderMeta.ACTION_APPEND );
    }

    stepname = wStepname.getText(); // return value
  }

  private void ok() {
    if ( Utils.isEmpty( wStepname.getText() ) ) {
      return;
    }

    // Get the information for the dialog into the input structure.
    getInfo( input );

    if ( input.getDatabaseMeta() == null ) {
      MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_ERROR );
      mb.setMessage( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InvalidConnection.DialogMessage" ) );
      mb.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InvalidConnection.DialogTitle" ) );
      mb.open();
    }

    dispose();
  }

  private void getSchemaNames() {
    DatabaseMeta databaseMeta = transMeta.findDatabase( wConnection.getText() );
    if ( databaseMeta != null ) {
      Database database = new Database( loggingObject, databaseMeta );
      try {
        database.connect();
        String[] schemas = database.getSchemas();

        if ( null != schemas && schemas.length > 0 ) {
          schemas = Const.sortStrings( schemas );
          EnterSelectionDialog dialog =
            new EnterSelectionDialog( shell, schemas, BaseMessages.getString(
              PKG, "OraBulkLoaderDialog.AvailableSchemas.Title", wConnection.getText() ), BaseMessages
              .getString( PKG, "OraBulkLoaderDialog.AvailableSchemas.Message", wConnection.getText() ) );
          String d = dialog.open();
          if ( d != null ) {
            wSchema.setText( Const.NVL( d, "" ) );
            setTableFieldCombo();
          }

        } else {
          MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_ERROR );
          mb.setMessage( BaseMessages.getString( PKG, "OraBulkLoaderDialog.NoSchema.Error" ) );
          mb.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.GetSchemas.Error" ) );
          mb.open();
        }
      } catch ( Exception e ) {
        new ErrorDialog( shell, BaseMessages.getString( PKG, "System.Dialog.Error.Title" ), BaseMessages
          .getString( PKG, "OraBulkLoaderDialog.ErrorGettingSchemas" ), e );
      } finally {
        database.disconnect();
      }
    }
  }

  private void getTableName() {
    DatabaseMeta inf = null;
    // New class: SelectTableDialog
    int connr = wConnection.getSelectionIndex();
    if ( connr >= 0 ) {
      inf = transMeta.getDatabase( connr );
    }

    if ( inf != null ) {
      if ( log.isDebug() ) {
        logDebug( BaseMessages.getString( PKG, "OraBulkLoaderDialog.Log.LookingAtConnection" ) + inf.toString() );
      }

      DatabaseExplorerDialog std = new DatabaseExplorerDialog( shell, SWT.NONE, inf, transMeta.getDatabases() );
      std.setSelectedSchemaAndTable( wSchema.getText(), wTable.getText() );
      if ( std.open() ) {
        wSchema.setText( Const.NVL( std.getSchemaName(), "" ) );
        wTable.setText( Const.NVL( std.getTableName(), "" ) );
        setTableFieldCombo();
      }
    } else {
      MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_ERROR );
      mb.setMessage( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InvalidConnection.DialogMessage" ) );
      mb.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.InvalidConnection.DialogTitle" ) );
      mb.open();
    }
  }

  private void getUpdate() {
    try {
      RowMetaInterface r = transMeta.getPrevStepFields( stepname );
      if ( r != null ) {
        TableItemInsertListener listener = new TableItemInsertListener() {
          public boolean tableItemInserted( TableItem tableItem, ValueMetaInterface v ) {
            if ( v.getType() == ValueMetaInterface.TYPE_DATE ) {
              // The default is date mask.
              tableItem.setText( 3, BaseMessages.getString( PKG, "OraBulkLoaderDialog.DateMask.Label" ) );
            } else {
              tableItem.setText( 3, "" );
            }
            return true;
          }
        };
        BaseStepDialog.getFieldsFromPrevious( r, wReturn, 1, new int[] { 1, 2 }, new int[] {}, -1, -1, listener );
      }
    } catch ( KettleException ke ) {
      new ErrorDialog(
        shell, BaseMessages.getString( PKG, "OraBulkLoaderDialog.FailedToGetFields.DialogTitle" ), BaseMessages
          .getString( PKG, "OraBulkLoaderDialog.FailedToGetFields.DialogMessage" ), ke );
    }
  }

  // Generate code for create table...
  // Conversions done by Database
  private void create() {
    try {
      OraBulkLoaderMeta info = new OraBulkLoaderMeta();
      getInfo( info );

      String name = stepname; // new name might not yet be linked to other steps!
      StepMeta stepMeta =
        new StepMeta( BaseMessages.getString( PKG, "OraBulkLoaderDialog.StepMeta.Title" ), name, info );
      RowMetaInterface prev = transMeta.getPrevStepFields( stepname );

      SQLStatement sql = info.getSQLStatements( transMeta, stepMeta, prev, repository, metaStore );
      if ( !sql.hasError() ) {
        if ( sql.hasSQL() ) {
          SQLEditor sqledit =
            new SQLEditor( transMeta, shell, SWT.NONE, info.getDatabaseMeta(), transMeta.getDbCache(), sql
              .getSQL() );
          sqledit.open();
        } else {
          MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_INFORMATION );
          mb.setMessage( BaseMessages.getString( PKG, "OraBulkLoaderDialog.NoSQLNeeds.DialogMessage" ) );
          mb.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.NoSQLNeeds.DialogTitle" ) );
          mb.open();
        }
      } else {
        MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_ERROR );
        mb.setMessage( sql.getError() );
        mb.setText( BaseMessages.getString( PKG, "OraBulkLoaderDialog.SQLError.DialogTitle" ) );
        mb.open();
      }
    } catch ( KettleException ke ) {
      new ErrorDialog(
        shell, BaseMessages.getString( PKG, "OraBulkLoaderDialog.CouldNotBuildSQL.DialogTitle" ), BaseMessages
          .getString( PKG, "OraBulkLoaderDialog.CouldNotBuildSQL.DialogMessage" ), ke );
    }

  }

  /**
   * Reads in the fields from the previous steps and from the ONE next step and opens an EnterMappingDialog with this
   * information. After the user did the mapping, those information is put into the Select/Rename table.
   */
  private void generateMappings() {

    // Determine the source and target fields...
    //
    RowMetaInterface sourceFields;
    RowMetaInterface targetFields;

    try {
      sourceFields = transMeta.getPrevStepFields( stepMeta );
    } catch ( KettleException e ) {
      new ErrorDialog( shell,
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.DoMapping.UnableToFindSourceFields.Title" ),
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.DoMapping.UnableToFindSourceFields.Message" ), e );
      return;
    }
    // refresh data
    input.setDatabaseMeta( transMeta.findDatabase( wConnection.getText() ) );
    input.setTableName( transMeta.environmentSubstitute( wTable.getText() ) );
    StepMetaInterface stepMetaInterface = stepMeta.getStepMetaInterface();
    try {
      targetFields = stepMetaInterface.getRequiredFields( transMeta );
    } catch ( KettleException e ) {
      new ErrorDialog( shell, BaseMessages.getString(
        PKG, "OraBulkLoaderDialog.DoMapping.UnableToFindTargetFields.Title" ), BaseMessages.getString(
        PKG, "OraBulkLoaderDialog.DoMapping.UnableToFindTargetFields.Message" ), e );
      return;
    }

    String[] inputNames = new String[sourceFields.size()];
    for ( int i = 0; i < sourceFields.size(); i++ ) {
      ValueMetaInterface value = sourceFields.getValueMeta( i );
      inputNames[i] = value.getName() + EnterMappingDialog.STRING_ORIGIN_SEPARATOR + value.getOrigin() + ")";
    }

    // Create the existing mapping list...
    //
    List<SourceToTargetMapping> mappings = new ArrayList<SourceToTargetMapping>();
    StringBuilder missingSourceFields = new StringBuilder();
    StringBuilder missingTargetFields = new StringBuilder();

    int nrFields = wReturn.nrNonEmpty();
    for ( int i = 0; i < nrFields; i++ ) {
      TableItem item = wReturn.getNonEmpty( i );
      String source = item.getText( 2 );
      String target = item.getText( 1 );

      int sourceIndex = sourceFields.indexOfValue( source );
      if ( sourceIndex < 0 ) {
        missingSourceFields.append( Const.CR ).append( "   " ).append( source ).append( " --> " ).append( target );
      }
      int targetIndex = targetFields.indexOfValue( target );
      if ( targetIndex < 0 ) {
        missingTargetFields.append( Const.CR ).append( "   " ).append( source ).append( " --> " ).append( target );
      }
      if ( sourceIndex < 0 || targetIndex < 0 ) {
        continue;
      }

      SourceToTargetMapping mapping = new SourceToTargetMapping( sourceIndex, targetIndex );
      mappings.add( mapping );
    }

    // show a confirm dialog if some missing field was found
    //
    if ( missingSourceFields.length() > 0 || missingTargetFields.length() > 0 ) {

      String message = "";
      if ( missingSourceFields.length() > 0 ) {
        message +=
          BaseMessages.getString(
            PKG, "OraBulkLoaderDialog.DoMapping.SomeSourceFieldsNotFound", missingSourceFields.toString() )
            + Const.CR;
      }
      if ( missingTargetFields.length() > 0 ) {
        message +=
          BaseMessages.getString(
            PKG, "OraBulkLoaderDialog.DoMapping.SomeTargetFieldsNotFound", missingSourceFields.toString() )
            + Const.CR;
      }
      message += Const.CR;
      message +=
        BaseMessages.getString( PKG, "OraBulkLoaderDialog.DoMapping.SomeFieldsNotFoundContinue" ) + Const.CR;
      MessageDialog.setDefaultImage( GUIResource.getInstance().getImageSpoon() );
      boolean goOn =
        MessageDialog.openConfirm( shell, BaseMessages.getString(
          PKG, "OraBulkLoaderDialog.DoMapping.SomeFieldsNotFoundTitle" ), message );
      if ( !goOn ) {
        return;
      }
    }
    EnterMappingDialog d =
      new EnterMappingDialog( OraBulkLoaderDialog.this.shell, sourceFields.getFieldNames(), targetFields
        .getFieldNames(), mappings );
    mappings = d.open();

    // mappings == null if the user pressed cancel
    //
    if ( mappings != null ) {
      // Clear and re-populate!
      //
      wReturn.table.removeAll();
      wReturn.table.setItemCount( mappings.size() );
      for ( int i = 0; i < mappings.size(); i++ ) {
        SourceToTargetMapping mapping = mappings.get( i );
        TableItem item = wReturn.table.getItem( i );
        item.setText( 2, sourceFields.getValueMeta( mapping.getSourcePosition() ).getName() );
        item.setText( 1, targetFields.getValueMeta( mapping.getTargetPosition() ).getName() );
      }
      wReturn.setRowNums();
      wReturn.optWidth( true );
    }
  }

  @Override
  protected Button createHelpButton( Shell shell, StepMeta stepMeta, PluginInterface plugin ) {
    return HelpUtils.createHelpButton( helpComp, HelpUtils.getHelpDialogTitle( plugin ), plugin );
  }
}