/**
* 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.widgets.properties;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.util.List;
import javax.inject.Inject;
import javax.swing.BoxLayout;
import javax.swing.JRadioButton;
import org.eobjects.analyzer.data.DataTypeFamily;
import org.eobjects.analyzer.data.InputColumn;
import org.eobjects.analyzer.data.MutableInputColumn;
import org.eobjects.analyzer.descriptors.ConfiguredPropertyDescriptor;
import org.eobjects.analyzer.job.builder.AbstractBeanJobBuilder;
import org.eobjects.analyzer.job.builder.AnalysisJobBuilder;
import org.eobjects.analyzer.job.builder.SourceColumnChangeListener;
import org.eobjects.analyzer.job.builder.TransformerChangeListener;
import org.eobjects.analyzer.job.builder.TransformerJobBuilder;
import org.jdesktop.swingx.JXRadioGroup;
/**
* {@link PropertyWidget} for single {@link InputColumn}s. Displays the
* selection as a series of radiobuttons. Used for required input columns.
*
* @author Kasper Sørensen
*/
public class SingleInputColumnRadioButtonPropertyWidget extends AbstractPropertyWidget<InputColumn<?>> implements
SourceColumnChangeListener, TransformerChangeListener {
private static final long serialVersionUID = 1L;
private final JXRadioGroup<JRadioButton> _radioGroup = new JXRadioGroup<JRadioButton>();
private final AnalysisJobBuilder _analysisJobBuilder;
private final DataTypeFamily _dataTypeFamily;
private final ConfiguredPropertyDescriptor _propertyDescriptor;
private final AbstractBeanJobBuilder<?, ?, ?> _beanJobBuilder;
private volatile JRadioButton[] _radioButtons;
private volatile List<InputColumn<?>> _inputColumns;
private final InputColumnPropertyWidgetAccessoryHandler _accessoryHandler;
@Inject
public SingleInputColumnRadioButtonPropertyWidget(AnalysisJobBuilder analysisJobBuilder,
AbstractBeanJobBuilder<?, ?, ?> beanJobBuilder, ConfiguredPropertyDescriptor propertyDescriptor) {
super(beanJobBuilder, propertyDescriptor);
_radioGroup.setLayoutAxis(BoxLayout.Y_AXIS);
_radioGroup.setOpaque(false);
_analysisJobBuilder = analysisJobBuilder;
_analysisJobBuilder.getSourceColumnListeners().add(this);
_analysisJobBuilder.getTransformerChangeListeners().add(this);
_beanJobBuilder = beanJobBuilder;
_propertyDescriptor = propertyDescriptor;
_dataTypeFamily = propertyDescriptor.getInputColumnDataTypeFamily();
if (_dataTypeFamily == DataTypeFamily.STRING || _dataTypeFamily == DataTypeFamily.UNDEFINED) {
_accessoryHandler = new InputColumnPropertyWidgetAccessoryHandler(_propertyDescriptor, _beanJobBuilder, this,
true);
} else {
_accessoryHandler = null;
}
updateComponents();
add(_radioGroup);
}
private void updateComponents() {
InputColumn<?> currentValue = (InputColumn<?>) _beanJobBuilder.getConfiguredProperty(_propertyDescriptor);
updateComponents(currentValue);
}
private void updateComponents(InputColumn<?> value) {
_inputColumns = _analysisJobBuilder.getAvailableInputColumns(_dataTypeFamily);
if (_beanJobBuilder instanceof TransformerJobBuilder) {
// remove all the columns that are generated by the transformer
// itself!
TransformerJobBuilder<?> tjb = (TransformerJobBuilder<?>) _beanJobBuilder;
List<MutableInputColumn<?>> outputColumns = tjb.getOutputColumns();
_inputColumns.removeAll(outputColumns);
}
if (value != null) {
if (!_inputColumns.contains(value)) {
_inputColumns.add(value);
}
}
if (_propertyDescriptor.isRequired()) {
_radioButtons = new JRadioButton[_inputColumns.size()];
} else {
_radioButtons = new JRadioButton[_inputColumns.size() + 1];
}
if (_inputColumns.isEmpty()) {
_radioButtons = new JRadioButton[1];
JRadioButton radioButton = new JRadioButton("- no columns available -");
radioButton.setOpaque(false);
radioButton.setEnabled(false);
_radioButtons[0] = radioButton;
} else {
for (int i = 0; i < _inputColumns.size(); i++) {
InputColumn<?> inputColumn = _inputColumns.get(i);
JRadioButton radioButton = new JRadioButton(inputColumn.getName());
radioButton.setOpaque(false);
if (value == inputColumn) {
radioButton.setSelected(true);
}
_radioButtons[i] = radioButton;
}
if (!_propertyDescriptor.isRequired()) {
JRadioButton radioButton = new JRadioButton("(none)");
radioButton.setOpaque(false);
if (value == null) {
radioButton.setSelected(true);
}
_radioButtons[_radioButtons.length - 1] = radioButton;
}
}
for (int i = 0; i < _radioButtons.length; i++) {
JRadioButton rb = _radioButtons[i];
rb.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
fireValueChanged();
}
});
if (_accessoryHandler != null) {
_accessoryHandler.registerListComponent(rb, null);
}
}
_radioGroup.setValues(_radioButtons);
fireValueChanged();
}
@Override
public void onAdd(InputColumn<?> sourceColumn) {
if (_dataTypeFamily == DataTypeFamily.UNDEFINED || _dataTypeFamily == sourceColumn.getDataTypeFamily()) {
updateComponents();
updateUI();
}
}
@Override
public void onRemove(InputColumn<?> sourceColumn) {
handleRemovedColumn(sourceColumn);
}
private void handleRemovedColumn(InputColumn<?> column) {
if (_dataTypeFamily == DataTypeFamily.UNDEFINED || _dataTypeFamily == column.getDataTypeFamily()) {
InputColumn<?> currentValue = (InputColumn<?>) _beanJobBuilder.getConfiguredProperty(_propertyDescriptor);
if (currentValue != null) {
if (currentValue.equals(column)) {
_beanJobBuilder.setConfiguredProperty(_propertyDescriptor, null);
}
}
updateComponents();
updateUI();
}
}
@Override
public void onAdd(TransformerJobBuilder<?> transformerJobBuilder) {
}
@Override
public void onOutputChanged(TransformerJobBuilder<?> transformerJobBuilder, List<MutableInputColumn<?>> outputColumns) {
updateComponents();
updateUI();
}
@Override
public void onRemove(TransformerJobBuilder<?> transformerJobBuilder) {
List<MutableInputColumn<?>> outputColumns = transformerJobBuilder.getOutputColumns();
for (MutableInputColumn<?> column : outputColumns) {
handleRemovedColumn(column);
}
}
@Override
public void removeNotify() {
super.removeNotify();
_analysisJobBuilder.getSourceColumnListeners().remove(this);
_analysisJobBuilder.getTransformerChangeListeners().remove(this);
}
@Override
public InputColumn<?> getValue() {
for (int i = 0; i < _inputColumns.size(); i++) {
JRadioButton radio = _radioButtons[i];
if (radio.isSelected()) {
return _inputColumns.get(i);
}
}
return null;
}
@Override
public void onConfigurationChanged(TransformerJobBuilder<?> transformerJobBuilder) {
}
@Override
public void onRequirementChanged(TransformerJobBuilder<?> transformerJobBuilder) {
}
@Override
protected void setValue(InputColumn<?> value) {
updateComponents(value);
updateUI();
}
}