/**
* eobjects.org DataCleaner
* Copyright (C) 2010 eobjects.org
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.datacleaner.panels;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;
import javax.swing.Box;
import javax.swing.border.EmptyBorder;
import org.eobjects.analyzer.data.InputColumn;
import org.eobjects.analyzer.data.MetaModelInputColumn;
import org.eobjects.analyzer.job.builder.AnalysisJobBuilder;
import org.eobjects.analyzer.job.builder.FilterJobBuilder;
import org.eobjects.analyzer.job.builder.SourceColumnChangeListener;
import org.eobjects.datacleaner.bootstrap.WindowContext;
import org.eobjects.datacleaner.util.ImageManager;
import org.eobjects.datacleaner.util.WidgetUtils;
import org.eobjects.datacleaner.widgets.DCLabel;
import org.eobjects.metamodel.schema.Column;
import org.eobjects.metamodel.schema.Table;
import org.jdesktop.swingx.VerticalLayout;
/**
* Panel that presents the source columns of a job.
*
* @author Kasper Sørensen
*/
public final class SourceColumnsPanel extends DCPanel implements SourceColumnChangeListener {
private static final long serialVersionUID = 1L;
private final List<ColumnListTable> _sourceColumnTables = new ArrayList<ColumnListTable>();
private final DCLabel _hintLabel;
private final AnalysisJobBuilder _analysisJobBuilder;
private final MaxRowsFilterShortcutPanel _maxRowsFilterShortcutPanel;
private final WindowContext _windowContext;
@Inject
protected SourceColumnsPanel(AnalysisJobBuilder analysisJobBuilder, WindowContext windowContext) {
super();
_analysisJobBuilder = analysisJobBuilder;
_windowContext = windowContext;
_maxRowsFilterShortcutPanel = createMaxRowsFilterShortcutPanel();
_hintLabel = DCLabel.darkMultiLine("Please select the source columns of your job in the tree to the left.\n\n"
+ "Source columns define where to retrieve the input of your analysis.");
_hintLabel.setFont(WidgetUtils.FONT_HEADER2);
_hintLabel.setBorder(new EmptyBorder(20, 20, 20, 20));
_hintLabel.setIconTextGap(20);
_hintLabel.setIcon(ImageManager.getInstance().getImageIcon("images/model/column.png"));
_analysisJobBuilder.getSourceColumnListeners().add(this);
setBorder(WidgetUtils.BORDER_EMPTY);
setLayout(new VerticalLayout(4));
add(_maxRowsFilterShortcutPanel);
add(_hintLabel);
add(Box.createVerticalStrut(10));
List<MetaModelInputColumn> sourceColumns = analysisJobBuilder.getSourceColumns();
for (InputColumn<?> column : sourceColumns) {
onAdd(column);
}
}
private MaxRowsFilterShortcutPanel createMaxRowsFilterShortcutPanel() {
MaxRowsFilterShortcutPanel maxRowsFilterShortcutPanel = null;
List<FilterJobBuilder<?, ?>> filterJobBuilders = _analysisJobBuilder.getFilterJobBuilders();
for (FilterJobBuilder<?, ?> filterJobBuilder : filterJobBuilders) {
if (MaxRowsFilterShortcutPanel.isFilter(filterJobBuilder)) {
maxRowsFilterShortcutPanel = new MaxRowsFilterShortcutPanel(_analysisJobBuilder, filterJobBuilder);
break;
}
}
if (maxRowsFilterShortcutPanel == null) {
maxRowsFilterShortcutPanel = new MaxRowsFilterShortcutPanel(_analysisJobBuilder);
}
maxRowsFilterShortcutPanel.setEnabled(false);
return maxRowsFilterShortcutPanel;
}
@Override
public void onAdd(InputColumn<?> sourceColumn) {
_hintLabel.setVisible(false);
_maxRowsFilterShortcutPanel.setEnabled(true);
Column column = sourceColumn.getPhysicalColumn();
Table table = column.getTable();
ColumnListTable sourceColumnTable = getColumnListTable(table);
sourceColumnTable.addColumn(sourceColumn);
}
@Override
public void onRemove(InputColumn<?> sourceColumn) {
Column column = sourceColumn.getPhysicalColumn();
Table table = column.getTable();
ColumnListTable sourceColumnTable = getColumnListTable(table);
sourceColumnTable.removeColumn(sourceColumn);
if (sourceColumnTable.getColumnCount() == 0) {
this.remove(sourceColumnTable);
_sourceColumnTables.remove(sourceColumnTable);
if (_analysisJobBuilder.getSourceColumns().isEmpty()) {
_hintLabel.setVisible(true);
_maxRowsFilterShortcutPanel.setEnabled(false);
}
// force UI update because sometimes the removed panel doesn't go
// away automatically
updateUI();
}
}
private ColumnListTable getColumnListTable(Table table) {
ColumnListTable sourceColumnTable = null;
for (ColumnListTable sct : _sourceColumnTables) {
if (sct.getTable() == table) {
sourceColumnTable = sct;
break;
}
}
if (sourceColumnTable == null) {
sourceColumnTable = new ColumnListTable(table, _analysisJobBuilder, true, _windowContext);
this.add(sourceColumnTable);
_sourceColumnTables.add(sourceColumnTable);
updateUI();
}
return sourceColumnTable;
}
@Override
public void removeNotify() {
_analysisJobBuilder.getSourceColumnListeners().remove(this);
super.removeNotify();
}
public MaxRowsFilterShortcutPanel getMaxRowsFilterShortcutPanel() {
return _maxRowsFilterShortcutPanel;
}
}