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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.widgets.properties;
import java.awt.BorderLayout;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JButton;
import org.apache.metamodel.schema.MutableTable;
import org.apache.metamodel.schema.Schema;
import org.apache.metamodel.schema.Table;
import org.apache.metamodel.util.CollectionUtils;
import org.apache.metamodel.util.MutableRef;
import org.datacleaner.api.InputColumn;
import org.datacleaner.bootstrap.WindowContext;
import org.datacleaner.connection.Datastore;
import org.datacleaner.connection.UpdateableDatastore;
import org.datacleaner.connection.UpdateableDatastoreConnection;
import org.datacleaner.data.MutableInputColumn;
import org.datacleaner.descriptors.ConfiguredPropertyDescriptor;
import org.datacleaner.job.builder.ComponentBuilder;
import org.datacleaner.panels.DCPanel;
import org.datacleaner.util.IconUtils;
import org.datacleaner.util.WidgetFactory;
import org.datacleaner.util.WidgetUtils;
import org.datacleaner.widgets.DCComboBox;
import org.datacleaner.widgets.DCComboBox.Listener;
import org.datacleaner.widgets.SchemaStructureComboBoxListRenderer;
import org.datacleaner.windows.CreateTableDialog;
/**
* Alternative String property widget, specifically built for components that
* need a {@link Table} name drop down.
*/
public class SingleTableNamePropertyWidget extends AbstractPropertyWidget {
private final DCComboBox
_comboBox;
private final MutableRef _schemaRef;
private final MutableRef _datastoreRef;
private final DCPanel _panelAroundButton;
/**
* Creates the property widget
*
* @param componentBuilder
* @param propertyDescriptor
*
* @deprecated use
* {@link #SingleTableNamePropertyWidget(ComponentBuilder, ConfiguredPropertyDescriptor, WindowContext)}
* instead.
*/
@Deprecated
public SingleTableNamePropertyWidget(final ComponentBuilder componentBuilder,
final ConfiguredPropertyDescriptor propertyDescriptor) {
this(componentBuilder, propertyDescriptor, null);
}
/**
* Creates the property widget
*
* @param componentBuilder
* @param propertyDescriptor
* @param windowContext
*/
public SingleTableNamePropertyWidget(final ComponentBuilder componentBuilder,
final ConfiguredPropertyDescriptor propertyDescriptor, final WindowContext windowContext) {
super(componentBuilder, propertyDescriptor);
_schemaRef = new MutableRef<>();
_datastoreRef = new MutableRef<>();
_comboBox = new DCComboBox<>();
_comboBox.setRenderer(new SchemaStructureComboBoxListRenderer(false));
_comboBox.setEditable(false);
addComboListener(item -> fireValueChanged());
final JButton createTableButton = WidgetFactory.createSmallButton(IconUtils.ACTION_CREATE_TABLE);
createTableButton.setToolTipText("Create table");
createTableButton.addActionListener(e -> {
final Schema schema = _schemaRef.get();
final Datastore datastore = _datastoreRef.get();
if (datastore instanceof UpdateableDatastore) {
final UpdateableDatastore updateableDatastore = (UpdateableDatastore) datastore;
final CreateTableDialog dialog = new CreateTableDialog(windowContext, updateableDatastore, schema,
getCreateTableColumnSuggestions());
dialog.addListener((datastore1, schema1, tableName) -> {
try (UpdateableDatastoreConnection con = datastore1.openConnection()) {
con.getDataContext().refreshSchemas();
final Schema newSchema = con.getDataContext().getSchemaByName(schema1.getName());
setSchema(datastore1, newSchema);
setValue(tableName);
}
});
dialog.open();
}
});
_panelAroundButton = DCPanel.around(createTableButton);
_panelAroundButton.setBorder(WidgetUtils.BORDER_EMPTY);
_panelAroundButton.setVisible(false);
final DCPanel panel = new DCPanel();
panel.setLayout(new BorderLayout());
panel.add(_comboBox, BorderLayout.CENTER);
panel.add(_panelAroundButton, BorderLayout.EAST);
add(panel);
setValue(getCurrentValue());
}
protected Collection> getCreateTableColumnSuggestions() {
final ComponentBuilder componentBuilder = getComponentBuilder();
List> columns =
componentBuilder.getAnalysisJobBuilder().getAvailableInputColumns(componentBuilder);
columns = CollectionUtils.filter(columns, column -> {
if (column instanceof MutableInputColumn) {
return !((MutableInputColumn) column).isHidden();
}
return true;
});
return columns;
}
public void addComboListener(final Listener
listener) {
_comboBox.addListener(listener);
}
/**
* @param schema
*
* @deprecated use {@link #setSchema(Datastore, Schema)} instead
*/
@Deprecated
public void setSchema(final Schema schema) {
setSchema(null, schema);
}
public void setSchema(final Datastore datastore, final Schema schema) {
_panelAroundButton.setVisible(CreateTableDialog.isCreateTableAppropriate(datastore, schema));
final String previousValue = getValue();
_schemaRef.set(schema);
_datastoreRef.set(datastore);
if (schema == null) {
_comboBox.setModel(new DefaultComboBoxModel<>(new Table[1]));
} else {
final List
tables = new ArrayList<>(schema.getTables());
tables.add(0, null);
_comboBox.setModel(new DefaultComboBoxModel<>(tables.toArray(new Table[0])));
if (previousValue == null) {
if (schema.getTableCount() == 1) {
// if there is only 1 table, select that
final Table table = schema.getTable(0);
_comboBox.setSelectedItem(table);
}
} else {
// select table by name
final Table table = schema.getTableByName(previousValue);
_comboBox.setSelectedItem(table);
}
}
}
/**
* Gets the combo box containing the available {@link Table}s
*
* @return
*/
public DCComboBox
getComboBox() {
return _comboBox;
}
@Override
public String getValue() {
final Table table = getTable();
if (table == null) {
return null;
}
return table.getName();
}
@Override
protected void setValue(final String value) {
if (getValue() == value) {
return;
}
final Schema schema = _schemaRef.get();
final Table table;
if (value == null) {
table = null;
} else if (schema == null) {
table = new MutableTable(value);
} else {
table = schema.getTableByName(value);
}
_comboBox.setEditable(true);
_comboBox.setSelectedItem(table);
_comboBox.setEditable(false);
fireValueChanged();
}
public Table getTable() {
return (Table) _comboBox.getSelectedItem();
}
}
