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/**
* DataCleaner (community edition)
* Copyright (C) 2014 Free Software Foundation, Inc.
*
* 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.datacleaner.panels;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.util.List;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.SwingConstants;
import org.apache.metamodel.schema.ColumnType;
import org.apache.metamodel.schema.Schema;
import org.apache.metamodel.schema.Table;
import org.apache.metamodel.util.SimpleTableDef;
import org.datacleaner.util.IconUtils;
import org.datacleaner.util.ImageManager;
import org.datacleaner.util.SchemaFactory;
import org.datacleaner.util.StringUtils;
import org.datacleaner.util.WidgetFactory;
import org.datacleaner.util.WidgetUtils;
import org.datacleaner.widgets.Alignment;
import org.datacleaner.widgets.DCLabel;
import org.datacleaner.widgets.tabs.CloseableTabbedPane;
/**
* A panel for letting the user build multiple {@link SimpleTableDef}s
*/
public class SimpleTableDefsPanel extends DCPanel {
private static final long serialVersionUID = 1L;
private static final Icon TABLE_ICON =
ImageManager.get().getImageIcon(IconUtils.MODEL_TABLE, IconUtils.ICON_SIZE_TAB);
private final CloseableTabbedPane _tabbedPane;
private final SchemaFactory _schemaFactory;
private final DCLabel _instructionsLabel;
private DCPanel _tabbedPaneContainer;
public SimpleTableDefsPanel() {
this(null);
}
public SimpleTableDefsPanel(final SchemaFactory schemaFactory) {
this(schemaFactory, null);
}
public SimpleTableDefsPanel(final SchemaFactory schemaFactory, final SimpleTableDef[] tableDefs) {
super();
_schemaFactory = schemaFactory;
_tabbedPane = new CloseableTabbedPane();
_instructionsLabel = DCLabel.bright("Click 'Add table' above to define the first table.");
_instructionsLabel.setFont(WidgetUtils.FONT_HEADER1);
_instructionsLabel.setHorizontalAlignment(SwingConstants.CENTER);
_instructionsLabel.setVerticalAlignment(SwingConstants.CENTER);
_tabbedPaneContainer = new DCPanel(CloseableTabbedPane.COLOR_BACKGROUND);
_tabbedPaneContainer.setLayout(new BorderLayout());
setLayout(new BorderLayout());
if (tableDefs == null || tableDefs.length == 0) {
setTabbedPaneVisible(false);
} else {
for (final SimpleTableDef tableDef : tableDefs) {
addTableDef(tableDef);
}
}
add(WidgetUtils.decorateWithShadow(_tabbedPaneContainer), BorderLayout.CENTER);
add(createButtonPanel(), BorderLayout.NORTH);
setMinimumSize(new Dimension(400, 300));
_tabbedPane.addTabCloseListener(ev -> {
if (_tabbedPane.getTabCount() == 0) {
setTabbedPaneVisible(false);
}
});
}
private void setTabbedPaneVisible(final boolean showTabbedPane) {
_tabbedPaneContainer.removeAll();
if (showTabbedPane) {
_tabbedPaneContainer.add(_tabbedPane, BorderLayout.CENTER);
} else {
_tabbedPaneContainer.add(_instructionsLabel, BorderLayout.CENTER);
}
_tabbedPaneContainer.updateUI();
}
private DCPanel createButtonPanel() {
final JButton addButton = WidgetFactory.createSmallButton(IconUtils.ACTION_ADD_DARK);
addButton.setText("Add table");
addButton.addActionListener(e -> {
final String tableName = JOptionPane
.showInputDialog(SimpleTableDefsPanel.this, "What is the name of the table", "Add table",
JOptionPane.QUESTION_MESSAGE);
if (!StringUtils.isNullOrEmpty(tableName)) {
final SimpleTableDef tableDef = new SimpleTableDef(tableName, new String[0]);
addTableDef(tableDef);
}
});
final DCPanel buttonPanel;
if (_schemaFactory != null) {
final JButton autoDetectButton = WidgetFactory.createSmallButton(IconUtils.ACTION_REFRESH);
autoDetectButton.setText("Auto-detect tables");
autoDetectButton.addActionListener(e -> {
removeAllTableDefs();
final Schema schema = _schemaFactory.createSchema();
final List
tables = schema.getTables();
for (final Table table : tables) {
addTableDef(createTableDef(table));
}
});
buttonPanel = DCPanel.flow(Alignment.RIGHT, 10, 10, addButton, autoDetectButton);
} else {
buttonPanel = DCPanel.flow(Alignment.RIGHT, 10, 10, addButton);
}
return buttonPanel;
}
private SimpleTableDef createTableDef(final Table table) {
final int columnCount = table.getColumnCount();
final String[] names = new String[columnCount];
final ColumnType[] types = new ColumnType[columnCount];
for (int i = 0; i < columnCount; i++) {
names[i] = table.getColumn(i).getName();
types[i] = table.getColumn(i).getType();
}
return new SimpleTableDef(table.getName(), names, types);
}
public void removeAllTableDefs() {
while (_tabbedPane.getTabCount() > 0) {
_tabbedPane.removeTabAt(_tabbedPane.getTabCount() - 1);
}
}
public void addTableDef(final SimpleTableDef tableDef) {
_tabbedPane.addTab(tableDef.getName(), TABLE_ICON, new SimpleTableDefPanel(tableDef));
setTabbedPaneVisible(true);
}
public SimpleTableDef[] getTableDefs() {
final int tabCount = _tabbedPane.getTabCount();
final SimpleTableDef[] result = new SimpleTableDef[tabCount];
for (int i = 0; i < result.length; i++) {
result[i] = getTableDef(i);
}
return result;
}
private SimpleTableDef getTableDef(final int index) {
final Component component = _tabbedPane.getComponentAt(index);
final SimpleTableDefPanel panel = (SimpleTableDefPanel) component;
return panel.getTableDef();
}
}
