/*! ******************************************************************************
*
* 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
*
* 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.
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package org.pentaho.di.ui.trans.steps.denormaliser;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.MessageDialogWithToggle;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Cursor;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
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.exception.KettleException;
import org.pentaho.di.core.row.RowMetaInterface;
import org.pentaho.di.core.row.ValueMetaInterface;
import org.pentaho.di.core.row.value.ValueMetaFactory;
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.steps.denormaliser.DenormaliserMeta;
import org.pentaho.di.trans.steps.denormaliser.DenormaliserTargetField;
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.trans.step.BaseStepDialog;
import org.pentaho.di.ui.trans.step.TableItemInsertListener;
public class DenormaliserDialog extends BaseStepDialog implements StepDialogInterface {
private static Class<?> PKG = DenormaliserMeta.class; // for i18n purposes, needed by Translator2!! $NON-NLS-1$
public static final String STRING_SORT_WARNING_PARAMETER = "PivotSortWarning";
private Label wlGroup;
private TableView wGroup;
private FormData fdlGroup, fdGroup;
private Label wlTarget;
private TableView wTarget;
private FormData fdlTarget, fdTarget;
private Label wlKeyField;
private CCombo wKeyField;
private FormData fdlKeyField, fdKeyField;
private Button wGet, wGetAgg;
private FormData fdGet, fdGetAgg;
private Listener lsGet, lsGetAgg;
private DenormaliserMeta input;
private boolean gotPreviousFields = false;
public DenormaliserDialog( Shell parent, Object in, TransMeta transMeta, String sname ) {
super( parent, (BaseStepMeta) in, transMeta, sname );
input = (DenormaliserMeta) in;
}
@Override
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 );
setShellImage( shell, input );
ModifyListener lsMod = new ModifyListener() {
@Override
public void modifyText( ModifyEvent e ) {
input.setChanged();
}
};
backupChanged = input.hasChanged();
FormLayout formLayout = new FormLayout();
formLayout.marginWidth = Const.FORM_MARGIN;
formLayout.marginHeight = Const.FORM_MARGIN;
shell.setLayout( formLayout );
shell.setText( BaseMessages.getString( PKG, "DenormaliserDialog.Shell.Title" ) );
int middle = props.getMiddlePct();
int margin = Const.MARGIN;
// Stepname line
wlStepname = new Label( shell, SWT.RIGHT );
wlStepname.setText( BaseMessages.getString( PKG, "DenormaliserDialog.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( shell, 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 );
// Key field...
wlKeyField = new Label( shell, SWT.RIGHT );
wlKeyField.setText( BaseMessages.getString( PKG, "DenormaliserDialog.KeyField.Label" ) );
props.setLook( wlKeyField );
fdlKeyField = new FormData();
fdlKeyField.left = new FormAttachment( 0, 0 );
fdlKeyField.right = new FormAttachment( middle, -margin );
fdlKeyField.top = new FormAttachment( wStepname, margin );
wlKeyField.setLayoutData( fdlKeyField );
wKeyField = new CCombo( shell, SWT.BORDER | SWT.READ_ONLY );
props.setLook( wKeyField );
wKeyField.addModifyListener( lsMod );
fdKeyField = new FormData();
fdKeyField.left = new FormAttachment( middle, 0 );
fdKeyField.top = new FormAttachment( wStepname, margin );
fdKeyField.right = new FormAttachment( 100, 0 );
wKeyField.setLayoutData( fdKeyField );
// wKeyField.addFocusListener( new FocusListener() {
// public void focusLost( org.eclipse.swt.events.FocusEvent e ) {
// }
//
// public void focusGained( org.eclipse.swt.events.FocusEvent e ) {
// Cursor busy = new Cursor( shell.getDisplay(), SWT.CURSOR_WAIT );
// shell.setCursor( busy );
// getPreviousFieldNames();
// shell.setCursor( null );
// busy.dispose();
// }
// } );
wKeyField.addMouseListener( new MouseListener() {
@Override public void mouseDoubleClick( MouseEvent e ) {
}
@Override public void mouseDown( MouseEvent e ) {
}
@Override public void mouseUp( MouseEvent e ) {
Cursor busy = new Cursor( shell.getDisplay(), SWT.CURSOR_WAIT );
shell.setCursor( busy );
getPreviousFieldNames();
shell.setCursor( null );
busy.dispose();
}
} );
wlGroup = new Label( shell, SWT.NONE );
wlGroup.setText( BaseMessages.getString( PKG, "DenormaliserDialog.Group.Label" ) );
props.setLook( wlGroup );
fdlGroup = new FormData();
fdlGroup.left = new FormAttachment( 0, 0 );
fdlGroup.top = new FormAttachment( wKeyField, margin );
wlGroup.setLayoutData( fdlGroup );
int nrKeyCols = 1;
int nrKeyRows = ( input.getGroupField() != null ? input.getGroupField().length : 1 );
ColumnInfo[] ciKey = new ColumnInfo[nrKeyCols];
ciKey[0] =
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.GroupField" ),
ColumnInfo.COLUMN_TYPE_TEXT, false );
wGroup =
new TableView(
transMeta, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL, ciKey,
nrKeyRows, lsMod, props );
wGet = new Button( shell, SWT.PUSH );
wGet.setText( BaseMessages.getString( PKG, "DenormaliserDialog.GetFields.Button" ) );
fdGet = new FormData();
fdGet.top = new FormAttachment( wlGroup, margin );
fdGet.right = new FormAttachment( 100, 0 );
wGet.setLayoutData( fdGet );
fdGroup = new FormData();
fdGroup.left = new FormAttachment( 0, 0 );
fdGroup.top = new FormAttachment( wlGroup, margin );
fdGroup.right = new FormAttachment( wGet, -margin );
fdGroup.bottom = new FormAttachment( 30, 0 );
wGroup.setLayoutData( fdGroup );
// THE unpivot target field fields
wlTarget = new Label( shell, SWT.NONE );
wlTarget.setText( BaseMessages.getString( PKG, "DenormaliserDialog.Target.Label" ) );
props.setLook( wlTarget );
fdlTarget = new FormData();
fdlTarget.left = new FormAttachment( 0, 0 );
fdlTarget.top = new FormAttachment( wGroup, margin );
wlTarget.setLayoutData( fdlTarget );
int UpInsRows = ( input.getDenormaliserTargetField() != null ? input.getDenormaliserTargetField().length : 1 );
ColumnInfo[] ciTarget =
new ColumnInfo[] {
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.TargetFieldname" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.ValueFieldname" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Keyvalue" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Type" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, ValueMetaFactory.getAllValueMetaNames(), false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Format" ),
ColumnInfo.COLUMN_TYPE_FORMAT, 4 ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Length" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Precision" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Currency" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Decimal" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Group" ), ColumnInfo.COLUMN_TYPE_TEXT,
false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.NullIf" ),
ColumnInfo.COLUMN_TYPE_TEXT, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "DenormaliserDialog.ColumnInfo.Aggregation" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, DenormaliserTargetField.typeAggrLongDesc, false ), };
ciTarget[ciTarget.length - 1].setToolTip( BaseMessages.getString( PKG, "DenormaliserDialog.CiTarget.Title" ) );
ciTarget[2].setUsingVariables( true );
wTarget =
new TableView(
transMeta, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL, ciTarget,
UpInsRows, lsMod, props );
wGetAgg = new Button( shell, SWT.PUSH );
wGetAgg.setText( BaseMessages.getString( PKG, "DenormaliserDialog.GetLookupFields.Button" ) );
fdGetAgg = new FormData();
fdGetAgg.top = new FormAttachment( wlTarget, margin );
fdGetAgg.right = new FormAttachment( 100, 0 );
wGetAgg.setLayoutData( fdGetAgg );
// THE BUTTONS
wOK = new Button( shell, SWT.PUSH );
wOK.setText( BaseMessages.getString( PKG, "System.Button.OK" ) );
wCancel = new Button( shell, SWT.PUSH );
wCancel.setText( BaseMessages.getString( PKG, "System.Button.Cancel" ) );
setButtonPositions( new Button[] { wOK, wCancel }, margin, null );
fdTarget = new FormData();
fdTarget.left = new FormAttachment( 0, 0 );
fdTarget.top = new FormAttachment( wlTarget, margin );
fdTarget.right = new FormAttachment( wGetAgg, -margin );
fdTarget.bottom = new FormAttachment( wOK, -margin );
wTarget.setLayoutData( fdTarget );
// Add listeners
lsOK = new Listener() {
@Override
public void handleEvent( Event e ) {
ok();
}
};
lsGet = new Listener() {
@Override
public void handleEvent( Event e ) {
get();
}
};
lsGetAgg = new Listener() {
@Override
public void handleEvent( Event e ) {
getAgg();
}
};
lsCancel = new Listener() {
@Override
public void handleEvent( Event e ) {
cancel();
}
};
wOK.addListener( SWT.Selection, lsOK );
wGet.addListener( SWT.Selection, lsGet );
wGetAgg.addListener( SWT.Selection, lsGetAgg );
wCancel.addListener( SWT.Selection, lsCancel );
lsDef = new SelectionAdapter() {
@Override
public void widgetDefaultSelected( SelectionEvent e ) {
ok();
}
};
wStepname.addSelectionListener( lsDef );
// Detect X or ALT-F4 or something that kills this window...
shell.addShellListener( new ShellAdapter() {
@Override
public void shellClosed( ShellEvent e ) {
cancel();
}
} );
// Set the shell size, based upon previous time...
setSize();
getData();
input.setChanged( backupChanged );
shell.open();
while ( !shell.isDisposed() ) {
if ( !display.readAndDispatch() ) {
display.sleep();
}
}
return stepname;
}
/**
* Copy information from the meta-data input to the dialog fields.
*/
public void getData() {
logDebug( BaseMessages.getString( PKG, "DenormaliserDialog.Log.Getting.KeyInfo" ) );
if ( input.getKeyField() != null ) {
wKeyField.setText( input.getKeyField() );
}
if ( input.getGroupField() != null ) {
for ( int i = 0; i < input.getGroupField().length; i++ ) {
TableItem item = wGroup.table.getItem( i );
if ( input.getGroupField()[i] != null ) {
item.setText( 1, input.getGroupField()[i] );
}
}
}
if ( input.getDenormaliserTargetField() != null ) {
for ( int i = 0; i < input.getDenormaliserTargetField().length; i++ ) {
DenormaliserTargetField field = input.getDenormaliserTargetField()[i];
TableItem item = wTarget.table.getItem( i );
if ( field.getTargetName() != null ) {
item.setText( 1, field.getTargetName() );
}
if ( field.getFieldName() != null ) {
item.setText( 2, field.getFieldName() );
}
if ( field.getKeyValue() != null ) {
item.setText( 3, field.getKeyValue() );
}
if ( field.getTargetTypeDesc() != null ) {
item.setText( 4, field.getTargetTypeDesc() );
}
if ( field.getTargetFormat() != null ) {
item.setText( 5, field.getTargetFormat() );
}
if ( field.getTargetLength() >= 0 ) {
item.setText( 6, "" + field.getTargetLength() );
}
if ( field.getTargetPrecision() >= 0 ) {
item.setText( 7, "" + field.getTargetPrecision() );
}
if ( field.getTargetCurrencySymbol() != null ) {
item.setText( 8, field.getTargetCurrencySymbol() );
}
if ( field.getTargetDecimalSymbol() != null ) {
item.setText( 9, field.getTargetDecimalSymbol() );
}
if ( field.getTargetGroupingSymbol() != null ) {
item.setText( 10, field.getTargetGroupingSymbol() );
}
if ( field.getTargetNullString() != null ) {
item.setText( 11, field.getTargetNullString() );
}
if ( field.getTargetAggregationType() >= 0 ) {
item.setText( 12, field.getTargetAggregationTypeDescLong() );
}
}
}
wGroup.setRowNums();
wGroup.optWidth( true );
wTarget.setRowNums();
wTarget.optWidth( true );
wStepname.selectAll();
wStepname.setFocus();
}
private void cancel() {
stepname = null;
dispose();
}
private void ok() {
if ( Utils.isEmpty( wStepname.getText() ) ) {
return;
}
int sizegroup = wGroup.nrNonEmpty();
int nrfields = wTarget.nrNonEmpty();
input.setKeyField( wKeyField.getText() );
input.allocate( sizegroup, nrfields );
for ( int i = 0; i < sizegroup; i++ ) {
TableItem item = wGroup.getNonEmpty( i );
//CHECKSTYLE:Indentation:OFF
input.getGroupField()[i] = item.getText( 1 );
}
for ( int i = 0; i < nrfields; i++ ) {
DenormaliserTargetField field = new DenormaliserTargetField();
TableItem item = wTarget.getNonEmpty( i );
field.setTargetName( item.getText( 1 ) );
field.setFieldName( item.getText( 2 ) );
field.setKeyValue( item.getText( 3 ) );
field.setTargetType( item.getText( 4 ) );
field.setTargetFormat( item.getText( 5 ) );
field.setTargetLength( Const.toInt( item.getText( 6 ), -1 ) );
field.setTargetPrecision( Const.toInt( item.getText( 7 ), -1 ) );
field.setTargetCurrencySymbol( item.getText( 8 ) );
field.setTargetDecimalSymbol( item.getText( 9 ) );
field.setTargetGroupingSymbol( item.getText( 10 ) );
field.setTargetNullString( item.getText( 11 ) );
field.setTargetAggregationType( item.getText( 12 ) );
//CHECKSTYLE:Indentation:OFF
input.getDenormaliserTargetField()[i] = field;
}
stepname = wStepname.getText();
if ( "Y".equalsIgnoreCase( props.getCustomParameter( STRING_SORT_WARNING_PARAMETER, "Y" ) ) ) {
MessageDialogWithToggle md =
new MessageDialogWithToggle(
shell,
BaseMessages.getString( PKG, "DenormaliserDialog.Unpivot.DialogTitle" ),
null,
BaseMessages.getString( PKG, "DenormaliserDialog.Unpivot.DialogMessage", Const.CR, Const.CR ),
MessageDialog.WARNING,
new String[] { BaseMessages.getString( PKG, "DenormaliserDialog.WarningMessage.Option.1" ) },
0,
BaseMessages.getString( PKG, "DenormaliserDialog.WarningMessage.Option.2" ),
"N".equalsIgnoreCase( props.getCustomParameter( STRING_SORT_WARNING_PARAMETER, "Y" ) ) );
MessageDialogWithToggle.setDefaultImage( GUIResource.getInstance().getImageSpoon() );
md.open();
props.setCustomParameter( STRING_SORT_WARNING_PARAMETER, md.getToggleState() ? "N" : "Y" );
props.saveProps();
}
dispose();
}
private void get() {
try {
RowMetaInterface r = transMeta.getPrevStepFields( stepname );
if ( r != null && !r.isEmpty() ) {
BaseStepDialog.getFieldsFromPrevious( r, wGroup, 1, new int[] { 1 }, new int[] {}, -1, -1, null );
}
} catch ( KettleException ke ) {
new ErrorDialog(
shell, BaseMessages.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogTitle" ), BaseMessages
.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogMessage" ), ke );
}
}
private void getAgg() {
// The grouping fields: ignore those.
wGroup.removeEmptyRows();
final String[] groupingFields = wGroup.getItems( 0 );
try {
RowMetaInterface r = transMeta.getPrevStepFields( stepname );
if ( r != null && !r.isEmpty() ) {
BaseStepDialog.getFieldsFromPrevious(
r, wTarget, 2, new int[] {}, new int[] {}, -1, -1, new TableItemInsertListener() {
@Override
public boolean tableItemInserted( TableItem tableItem, ValueMetaInterface v ) {
if ( Const.indexOfString( v.getName(), groupingFields ) < 0 ) { // Not a grouping field
if ( !wKeyField.getText().equalsIgnoreCase( v.getName() ) ) { // Not the key field
int nr = tableItem.getParent().indexOf( tableItem ) + 1;
tableItem.setText( 1, BaseMessages.getString( PKG, "DenormaliserDialog.TargetFieldname.Label" )
+ nr ); // the target fieldname
tableItem.setText( 2, v.getName() );
tableItem.setText( 4, v.getTypeDesc() );
if ( v.getLength() >= 0 ) {
tableItem.setText( 6, "" + v.getLength() );
}
if ( v.getPrecision() >= 0 ) {
tableItem.setText( 7, "" + v.getPrecision() );
}
}
}
return true;
}
} );
}
} catch ( KettleException ke ) {
new ErrorDialog(
shell, BaseMessages.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogTitle" ), BaseMessages
.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogMessage" ), ke );
}
}
private void getPreviousFieldNames() {
if ( !gotPreviousFields ) {
String keyValue = wKeyField.getText();
try {
wKeyField.removeAll();
RowMetaInterface r = transMeta.getPrevStepFields( stepname );
if ( r != null ) {
r.getFieldNames();
for ( int i = 0; i < r.getFieldNames().length; i++ ) {
wKeyField.add( r.getFieldNames()[i] );
}
}
if ( keyValue != null ) {
wKeyField.setText( keyValue );
}
gotPreviousFields = true;
} catch ( KettleException ke ) {
if ( keyValue != null ) {
wKeyField.setText( keyValue );
}
new ErrorDialog(
shell, BaseMessages.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogTitle" ), BaseMessages
.getString( PKG, "DenormaliserDialog.FailedToGetFields.DialogMessage" ), ke );
}
}
}
}