/*! ******************************************************************************
*
* 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.sort;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.swt.SWT;
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.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Point;
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.DirectoryDialog;
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.Table;
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.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.steps.sort.SortRowsMeta;
import org.pentaho.di.ui.core.dialog.ErrorDialog;
import org.pentaho.di.ui.core.widget.CheckBoxVar;
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;
public class SortRowsDialog extends BaseStepDialog implements StepDialogInterface {
private static Class<?> PKG = SortRowsMeta.class; // for i18n purposes, needed by Translator2!!
private Label wlSortDir;
private Button wbSortDir;
private TextVar wSortDir;
private FormData fdlSortDir, fdbSortDir, fdSortDir;
private Label wlPrefix;
private Text wPrefix;
private FormData fdlPrefix, fdPrefix;
private Label wlSortSize;
private TextVar wSortSize;
private FormData fdlSortSize, fdSortSize;
private Label wlFreeMemory;
private TextVar wFreeMemory;
private FormData fdlFreeMemory, fdFreeMemory;
private Label wlCompress;
private CheckBoxVar wCompress;
private FormData fdlCompress, fdCompress;
private Label wlUniqueRows;
private Button wUniqueRows;
private FormData fdlUniqueRows, fdUniqueRows;
private Label wlFields;
private TableView wFields;
private FormData fdlFields, fdFields;
private SortRowsMeta input;
private Map<String, Integer> inputFields;
private ColumnInfo[] colinf;
public SortRowsDialog( Shell parent, Object in, TransMeta transMeta, String sname ) {
super( parent, (BaseStepMeta) in, transMeta, sname );
input = (SortRowsMeta) in;
inputFields = new HashMap<String, Integer>();
}
@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();
}
};
changed = input.hasChanged();
FormLayout formLayout = new FormLayout();
formLayout.marginWidth = Const.FORM_MARGIN;
formLayout.marginHeight = Const.FORM_MARGIN;
shell.setLayout( formLayout );
shell.setText( BaseMessages.getString( PKG, "SortRowsDialog.DialogTitle" ) );
int middle = props.getMiddlePct();
int margin = Const.MARGIN;
// Stepname line
wlStepname = new Label( shell, SWT.RIGHT );
wlStepname.setText( BaseMessages.getString( PKG, "System.Label.StepName" ) );
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 );
// Temp directory for sorting
wlSortDir = new Label( shell, SWT.RIGHT );
wlSortDir.setText( BaseMessages.getString( PKG, "SortRowsDialog.SortDir.Label" ) );
props.setLook( wlSortDir );
fdlSortDir = new FormData();
fdlSortDir.left = new FormAttachment( 0, 0 );
fdlSortDir.right = new FormAttachment( middle, -margin );
fdlSortDir.top = new FormAttachment( wStepname, margin );
wlSortDir.setLayoutData( fdlSortDir );
wbSortDir = new Button( shell, SWT.PUSH | SWT.CENTER );
props.setLook( wbSortDir );
wbSortDir.setText( BaseMessages.getString( PKG, "System.Button.Browse" ) );
fdbSortDir = new FormData();
fdbSortDir.right = new FormAttachment( 100, 0 );
fdbSortDir.top = new FormAttachment( wStepname, margin );
wbSortDir.setLayoutData( fdbSortDir );
wSortDir = new TextVar( transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
wSortDir.setText( "temp" );
props.setLook( wSortDir );
wSortDir.addModifyListener( lsMod );
fdSortDir = new FormData();
fdSortDir.left = new FormAttachment( middle, 0 );
fdSortDir.top = new FormAttachment( wStepname, margin );
fdSortDir.right = new FormAttachment( wbSortDir, -margin );
wSortDir.setLayoutData( fdSortDir );
wbSortDir.addSelectionListener( new SelectionAdapter() {
@Override
public void widgetSelected( SelectionEvent arg0 ) {
DirectoryDialog dd = new DirectoryDialog( shell, SWT.NONE );
dd.setFilterPath( wSortDir.getText() );
String dir = dd.open();
if ( dir != null ) {
wSortDir.setText( dir );
}
}
} );
// Whenever something changes, set the tooltip to the expanded version:
wSortDir.addModifyListener( new ModifyListener() {
@Override
public void modifyText( ModifyEvent e ) {
wSortDir.setToolTipText( transMeta.environmentSubstitute( wSortDir.getText() ) );
}
} );
// Prefix of temporary file
wlPrefix = new Label( shell, SWT.RIGHT );
wlPrefix.setText( BaseMessages.getString( PKG, "SortRowsDialog.Prefix.Label" ) );
props.setLook( wlPrefix );
fdlPrefix = new FormData();
fdlPrefix.left = new FormAttachment( 0, 0 );
fdlPrefix.right = new FormAttachment( middle, -margin );
fdlPrefix.top = new FormAttachment( wbSortDir, margin * 2 );
wlPrefix.setLayoutData( fdlPrefix );
wPrefix = new Text( shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
props.setLook( wPrefix );
wPrefix.addModifyListener( lsMod );
fdPrefix = new FormData();
fdPrefix.left = new FormAttachment( middle, 0 );
fdPrefix.top = new FormAttachment( wbSortDir, margin * 2 );
fdPrefix.right = new FormAttachment( 100, 0 );
wPrefix.setLayoutData( fdPrefix );
wPrefix.setText( "srt" );
// Maximum number of lines to keep in memory before using temporary files
wlSortSize = new Label( shell, SWT.RIGHT );
wlSortSize.setText( BaseMessages.getString( PKG, "SortRowsDialog.SortSize.Label" ) );
props.setLook( wlSortSize );
fdlSortSize = new FormData();
fdlSortSize.left = new FormAttachment( 0, 0 );
fdlSortSize.right = new FormAttachment( middle, -margin );
fdlSortSize.top = new FormAttachment( wPrefix, margin * 2 );
wlSortSize.setLayoutData( fdlSortSize );
wSortSize = new TextVar( transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
props.setLook( wSortSize );
wSortSize.addModifyListener( lsMod );
fdSortSize = new FormData();
fdSortSize.left = new FormAttachment( middle, 0 );
fdSortSize.top = new FormAttachment( wPrefix, margin * 2 );
fdSortSize.right = new FormAttachment( 100, 0 );
wSortSize.setLayoutData( fdSortSize );
// Free Memory to keep
wlFreeMemory = new Label( shell, SWT.RIGHT );
wlFreeMemory.setText( BaseMessages.getString( PKG, "SortRowsDialog.FreeMemory.Label" ) );
wlFreeMemory.setToolTipText( BaseMessages.getString( PKG, "SortRowsDialog.FreeMemory.ToolTip" ) );
props.setLook( wlFreeMemory );
fdlFreeMemory = new FormData();
fdlFreeMemory.left = new FormAttachment( 0, 0 );
fdlFreeMemory.right = new FormAttachment( middle, -margin );
fdlFreeMemory.top = new FormAttachment( wSortSize, margin * 2 );
wlFreeMemory.setLayoutData( fdlFreeMemory );
wFreeMemory = new TextVar( transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER );
wFreeMemory.setToolTipText( BaseMessages.getString( PKG, "SortRowsDialog.FreeMemory.ToolTip" ) );
props.setLook( wFreeMemory );
wFreeMemory.addModifyListener( lsMod );
fdFreeMemory = new FormData();
fdFreeMemory.left = new FormAttachment( middle, 0 );
fdFreeMemory.top = new FormAttachment( wSortSize, margin * 2 );
fdFreeMemory.right = new FormAttachment( 100, 0 );
wFreeMemory.setLayoutData( fdFreeMemory );
// Using compression for temporary files?
wlCompress = new Label( shell, SWT.RIGHT );
wlCompress.setText( BaseMessages.getString( PKG, "SortRowsDialog.Compress.Label" ) );
props.setLook( wlCompress );
fdlCompress = new FormData();
fdlCompress.left = new FormAttachment( 0, 0 );
fdlCompress.right = new FormAttachment( middle, -margin );
fdlCompress.top = new FormAttachment( wFreeMemory, margin * 2 );
wlCompress.setLayoutData( fdlCompress );
wCompress = new CheckBoxVar( transMeta, shell, SWT.CHECK, "" );
props.setLook( wCompress );
fdCompress = new FormData();
fdCompress.left = new FormAttachment( middle, 0 );
fdCompress.top = new FormAttachment( wFreeMemory, margin * 2 );
fdCompress.right = new FormAttachment( 100, 0 );
wCompress.setLayoutData( fdCompress );
wCompress.addSelectionListener( new SelectionAdapter() {
@Override
public void widgetSelected( SelectionEvent e ) {
log.logDetailed( "SortRowsDialog", "Selection Listener for compress: " + wCompress.getSelection() );
input.setChanged();
}
} );
// Using compression for temporary files?
wlUniqueRows = new Label( shell, SWT.RIGHT );
wlUniqueRows.setText( BaseMessages.getString( PKG, "SortRowsDialog.UniqueRows.Label" ) );
props.setLook( wlUniqueRows );
fdlUniqueRows = new FormData();
fdlUniqueRows.left = new FormAttachment( 0, 0 );
fdlUniqueRows.right = new FormAttachment( middle, -margin );
fdlUniqueRows.top = new FormAttachment( wCompress, margin );
wlUniqueRows.setLayoutData( fdlUniqueRows );
wUniqueRows = new Button( shell, SWT.CHECK );
wUniqueRows.setToolTipText( BaseMessages.getString( PKG, "SortRowsDialog.UniqueRows.Tooltip" ) );
props.setLook( wUniqueRows );
fdUniqueRows = new FormData();
fdUniqueRows.left = new FormAttachment( middle, 0 );
fdUniqueRows.top = new FormAttachment( wCompress, margin );
fdUniqueRows.right = new FormAttachment( 100, 0 );
wUniqueRows.setLayoutData( fdUniqueRows );
wOK = new Button( shell, SWT.PUSH );
wOK.setText( BaseMessages.getString( PKG, "System.Button.OK" ) );
wGet = new Button( shell, SWT.PUSH );
wGet.setText( BaseMessages.getString( PKG, "System.Button.GetFields" ) );
wCancel = new Button( shell, SWT.PUSH );
wCancel.setText( BaseMessages.getString( PKG, "System.Button.Cancel" ) );
setButtonPositions( new Button[] { wOK, wCancel, wGet }, margin, null );
// Table with fields to sort and sort direction
wlFields = new Label( shell, SWT.NONE );
wlFields.setText( BaseMessages.getString( PKG, "SortRowsDialog.Fields.Label" ) );
props.setLook( wlFields );
fdlFields = new FormData();
fdlFields.left = new FormAttachment( 0, 0 );
fdlFields.top = new FormAttachment( wUniqueRows, margin );
wlFields.setLayoutData( fdlFields );
final int FieldsRows = input.getFieldName().length;
colinf =
new ColumnInfo[] {
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.Fieldname.Column" ), ColumnInfo.COLUMN_TYPE_CCOMBO,
new String[] { "" }, false ),
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.Ascending.Column" ), ColumnInfo.COLUMN_TYPE_CCOMBO,
new String[] {
BaseMessages.getString( PKG, "System.Combo.Yes" ),
BaseMessages.getString( PKG, "System.Combo.No" ) } ),
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.CaseInsensitive.Column" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {
BaseMessages.getString( PKG, "System.Combo.Yes" ),
BaseMessages.getString( PKG, "System.Combo.No" ) } ),
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.CollatorDisabled.Column" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {
BaseMessages.getString( PKG, "System.Combo.Yes" ),
BaseMessages.getString( PKG, "System.Combo.No" ) } ),
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.CollatorStrength.Column" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {
BaseMessages.getString( PKG, "System.Combo.Primary" ),
BaseMessages.getString( PKG, "System.Combo.Secondary" ),
BaseMessages.getString( PKG, "System.Combo.Tertiary" ),
BaseMessages.getString( PKG, "System.Combo.Identical" ) }, true ),
new ColumnInfo(
BaseMessages.getString( PKG, "SortRowsDialog.PreSortedField.Column" ),
ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {
BaseMessages.getString( PKG, "System.Combo.Yes" ),
BaseMessages.getString( PKG, "System.Combo.No" ) } ) };
wFields =
new TableView(
transMeta, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI, colinf, FieldsRows, lsMod, props );
fdFields = new FormData();
fdFields.left = new FormAttachment( 0, 0 );
fdFields.top = new FormAttachment( wlFields, margin );
fdFields.right = new FormAttachment( 100, 0 );
fdFields.bottom = new FormAttachment( wOK, -2 * margin );
wFields.setLayoutData( fdFields );
//
// Search the fields in the background
final Runnable runnable = new Runnable() {
@Override
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(), Integer.valueOf( i ) );
}
setComboBoxes();
} catch ( KettleException e ) {
logError( BaseMessages.getString( PKG, "System.Dialog.GetFieldsFailed.Message" ) );
}
}
}
};
new Thread( runnable ).start();
// Add listeners
lsOK = new Listener() {
@Override
public void handleEvent( Event e ) {
ok();
}
};
lsGet = new Listener() {
@Override
public void handleEvent( Event e ) {
get();
}
};
lsCancel = new Listener() {
@Override
public void handleEvent( Event e ) {
cancel();
}
};
wOK.addListener( SWT.Selection, lsOK );
wGet.addListener( SWT.Selection, lsGet );
wCancel.addListener( SWT.Selection, lsCancel );
lsDef = new SelectionAdapter() {
@Override
public void widgetDefaultSelected( SelectionEvent e ) {
ok();
}
};
wStepname.addSelectionListener( lsDef );
wSortDir.addSelectionListener( lsDef );
wPrefix.addSelectionListener( lsDef );
wSortSize.addSelectionListener( lsDef );
wFreeMemory.addSelectionListener( lsDef );
// Detect X or ALT-F4 or something that kills this window...
shell.addShellListener( new ShellAdapter() {
@Override
public void shellClosed( ShellEvent e ) {
cancel();
}
} );
lsResize = new Listener() {
@Override
public void handleEvent( Event event ) {
Point size = shell.getSize();
wFields.setSize( size.x - 10, size.y - 50 );
wFields.table.setSize( size.x - 10, size.y - 50 );
wFields.redraw();
}
};
shell.addListener( SWT.Resize, lsResize );
// Set the shell size, based upon previous time...
setSize();
getData();
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 );
colinf[0].setComboValues( fieldNames );
}
/**
* Copy information from the meta-data input to the dialog fields.
*/
public void getData() {
if ( input.getPrefix() != null ) {
wPrefix.setText( input.getPrefix() );
}
if ( input.getDirectory() != null ) {
wSortDir.setText( input.getDirectory() );
}
wSortSize.setText( Const.NVL( input.getSortSize(), "" ) );
wFreeMemory.setText( Const.NVL( input.getFreeMemoryLimit(), "" ) );
wCompress.setSelection( input.getCompressFiles() );
wCompress.setVariableName( input.getCompressFilesVariable() );
wUniqueRows.setSelection( input.isOnlyPassingUniqueRows() );
Table table = wFields.table;
if ( input.getFieldName().length > 0 ) {
table.removeAll();
}
for ( int i = 0; i < input.getFieldName().length; i++ ) {
TableItem ti = new TableItem( table, SWT.NONE );
ti.setText( 0, "" + ( i + 1 ) );
ti.setText( 1, input.getFieldName()[i] );
ti.setText( 2, input.getAscending()[i] ? BaseMessages.getString( PKG, "System.Combo.Yes" ) : BaseMessages
.getString( PKG, "System.Combo.No" ) );
ti.setText( 3, input.getCaseSensitive()[i]
? BaseMessages.getString( PKG, "System.Combo.Yes" ) : BaseMessages.getString( PKG, "System.Combo.No" ) );
ti.setText( 4, input.getCollatorEnabled()[i]
? BaseMessages.getString( PKG, "System.Combo.Yes" ) : BaseMessages.getString( PKG, "System.Combo.No" ) );
ti.setText( 5, input.getCollatorStrength()[i] == 0
? BaseMessages.getString( PKG, "System.Combo.Primary" ) : Integer.toString( input.getCollatorStrength()[i] ) );
ti.setText( 6, input.getPreSortedField()[i]
? BaseMessages.getString( PKG, "System.Combo.Yes" ) : BaseMessages.getString( PKG, "System.Combo.No" ) );
}
wFields.setRowNums();
wFields.optWidth( true );
wStepname.selectAll();
wStepname.setFocus();
}
private void cancel() {
stepname = null;
input.setChanged( changed );
dispose();
}
private void ok() {
if ( Utils.isEmpty( wStepname.getText() ) ) {
return;
}
stepname = wStepname.getText(); // return value
// copy info to SortRowsMeta class (input)
input.setPrefix( wPrefix.getText() );
input.setDirectory( wSortDir.getText() );
input.setSortSize( wSortSize.getText() );
input.setFreeMemoryLimit( wFreeMemory.getText() );
log.logDetailed( "Sort rows", "Compression is set to " + wCompress.getSelection() );
input.setCompressFiles( wCompress.getSelection() );
input.setCompressFilesVariable( wCompress.getVariableName() );
input.setOnlyPassingUniqueRows( wUniqueRows.getSelection() );
// Table table = wFields.table;
int nrfields = wFields.nrNonEmpty();
input.allocate( nrfields );
//CHECKSTYLE:Indentation:OFF
//CHECKSTYLE:LineLength:OFF
for ( int i = 0; i < nrfields; i++ ) {
TableItem ti = wFields.getNonEmpty( i );
input.getFieldName()[i] = ti.getText( 1 );
input.getAscending()[i] = Utils.isEmpty( ti.getText( 2 ) ) || BaseMessages.getString( PKG, "System.Combo.Yes" ).equalsIgnoreCase( ti.getText( 2 ) );
input.getCaseSensitive()[i] = BaseMessages.getString( PKG, "System.Combo.Yes" ).equalsIgnoreCase( ti.getText( 3 ) );
input.getCollatorEnabled()[i] = BaseMessages.getString( PKG, "System.Combo.Yes" ).equalsIgnoreCase( ti.getText( 4 ) );
if ( ti.getText( 5 ) == "" ) {
input.getCollatorStrength()[i] = Integer.parseInt( BaseMessages.getString( PKG, "System.Combo.Primary" ) );
} else {
input.getCollatorStrength()[i] = Integer.parseInt( ti.getText( 5 ) );
}
input.getPreSortedField()[i] = BaseMessages.getString( PKG, "System.Combo.Yes" ).equalsIgnoreCase( ti.getText( 6 ) );
}
dispose();
}
private void get() {
try {
RowMetaInterface r = transMeta.getPrevStepFields( stepname );
if ( r != null ) {
TableItemInsertListener insertListener = new TableItemInsertListener() {
@Override
public boolean tableItemInserted( TableItem tableItem, ValueMetaInterface v ) {
tableItem.setText( 2, BaseMessages.getString( PKG, "System.Combo.Yes" ) );
return true;
}
};
BaseStepDialog
.getFieldsFromPrevious( r, wFields, 1, new int[] { 1 }, new int[] {}, -1, -1, insertListener );
}
} catch ( KettleException ke ) {
new ErrorDialog( shell, BaseMessages.getString( PKG, "System.Dialog.GetFieldsFailed.Title" ), BaseMessages
.getString( PKG, "System.Dialog.GetFieldsFailed.Message" ), ke );
}
}
}