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org.apache.cayenne.modeler.editor.DataDomainView Maven / Gradle / Ivy
/*****************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*
* https://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.
****************************************************************/
package org.apache.cayenne.modeler.editor;
import com.jgoodies.forms.builder.PanelBuilder;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;
import org.apache.cayenne.access.DataDomain;
import org.apache.cayenne.configuration.DataChannelDescriptor;
import org.apache.cayenne.configuration.event.DomainEvent;
import org.apache.cayenne.modeler.Application;
import org.apache.cayenne.swing.components.JCayenneCheckBox;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.event.DomainDisplayEvent;
import org.apache.cayenne.modeler.event.DomainDisplayListener;
import org.apache.cayenne.modeler.util.TextAdapter;
import org.apache.cayenne.pref.RenamedPreferences;
import org.apache.cayenne.util.Util;
import org.apache.cayenne.validation.ValidationException;
import javax.swing.JCheckBox;
import javax.swing.JPanel;
import javax.swing.JTextField;
import java.awt.BorderLayout;
import java.util.Map;
import java.util.prefs.Preferences;
/**
* Panel for editing DataDomain.
*/
public class DataDomainView extends JPanel implements DomainDisplayListener {
protected ProjectController projectController;
protected TextAdapter name;
protected JCheckBox objectValidation;
protected JCheckBox sharedCache;
public DataDomainView(ProjectController projectController) {
this.projectController = projectController;
// Create and layout components
initView();
// hook up listeners to widgets
initController();
}
protected void initView() {
// create widgets
this.name = new TextAdapter(new JTextField()) {
protected void updateModel(String text) {
setDomainName(text);
}
};
this.objectValidation = new JCayenneCheckBox();
this.sharedCache = new JCayenneCheckBox();
// assemble
CellConstraints cc = new CellConstraints();
FormLayout layout = new FormLayout(
"right:pref, 3dlu, fill:50dlu, 3dlu, fill:47dlu, 3dlu, fill:100",
"p, 3dlu, p, 3dlu, p, 3dlu, p, 3dlu, p, 3dlu, p, 3dlu, p, 3dlu, p");
PanelBuilder builder = new PanelBuilder(layout);
builder.setDefaultDialogBorder();
builder.addSeparator("DataDomain Configuration", cc.xywh(1, 1, 7, 1));
builder.addLabel("DataDomain Name:", cc.xy(1, 3));
builder.add(name.getComponent(), cc.xywh(3, 3, 5, 1));
builder.addLabel("Object Validation:", cc.xy(1, 5));
builder.add(objectValidation, cc.xy(3, 5));
builder.addLabel("Use Shared Cache:", cc.xy(1, 7));
builder.add(sharedCache, cc.xy(3, 7));
this.setLayout(new BorderLayout());
this.add(builder.getPanel(), BorderLayout.CENTER);
}
protected void initController() {
projectController.addDomainDisplayListener(this);
// add item listener to checkboxes
objectValidation.addItemListener(e -> {
String value = objectValidation.isSelected() ? "true" : "false";
setDomainProperty(
DataDomain.VALIDATING_OBJECTS_ON_COMMIT_PROPERTY,
value,
Boolean.toString(DataDomain.VALIDATING_OBJECTS_ON_COMMIT_DEFAULT));
});
sharedCache.addItemListener(e -> {
String value = sharedCache.isSelected() ? "true" : "false";
setDomainProperty(
DataDomain.SHARED_CACHE_ENABLED_PROPERTY,
value,
Boolean.toString(DataDomain.SHARED_CACHE_ENABLED_DEFAULT));
});
}
/**
* Helper method that updates domain properties. If a value equals to default, null
* value is used instead.
*/
protected void setDomainProperty(String property, String value, String defaultValue) {
DataChannelDescriptor domain = (DataChannelDescriptor) projectController
.getProject()
.getRootNode();
if (domain == null) {
return;
}
// no empty strings
if ("".equals(value)) {
value = null;
}
// use NULL for defaults
if (value != null && value.equals(defaultValue)) {
value = null;
}
Map properties = domain.getProperties();
String oldValue = properties.get(property);
if (!Util.nullSafeEquals(value, oldValue)) {
properties.put(property, value);
DomainEvent e = new DomainEvent(this, domain);
projectController.fireDomainEvent(e);
}
}
public String getDomainProperty(String property, String defaultValue) {
DataChannelDescriptor domain = (DataChannelDescriptor) projectController
.getProject()
.getRootNode();
if (domain == null) {
return null;
}
String value = domain.getProperties().get(property);
return value != null ? value : defaultValue;
}
public boolean getDomainBooleanProperty(String property, String defaultValue) {
return "true".equalsIgnoreCase(getDomainProperty(property, defaultValue));
}
/**
* Invoked on domain selection event. Updates view with the values from the currently
* selected domain.
*/
public void currentDomainChanged(DomainDisplayEvent e) {
DataChannelDescriptor domain = e.getDomain();
if (null == domain) {
return;
}
// extract values from the new domain object
name.setText(domain.getName());
objectValidation.setSelected(getDomainBooleanProperty(
DataDomain.VALIDATING_OBJECTS_ON_COMMIT_PROPERTY,
Boolean.toString(DataDomain.VALIDATING_OBJECTS_ON_COMMIT_DEFAULT)));
sharedCache.setSelected(getDomainBooleanProperty(
DataDomain.SHARED_CACHE_ENABLED_PROPERTY,
Boolean.toString(DataDomain.SHARED_CACHE_ENABLED_DEFAULT)));
}
void setDomainName(String newName) {
DataChannelDescriptor dataChannelDescriptor = (DataChannelDescriptor) Application
.getInstance()
.getProject()
.getRootNode();
if (Util.nullSafeEquals(dataChannelDescriptor.getName(), newName)) {
return;
}
if (newName == null || newName.trim().length() == 0) {
throw new ValidationException("Enter name for DataDomain");
}
Preferences prefs = projectController.getPreferenceForDataDomain();
DomainEvent e = new DomainEvent(
this,
dataChannelDescriptor,
dataChannelDescriptor.getName());
dataChannelDescriptor.setName(newName);
RenamedPreferences.copyPreferences(newName, prefs);
projectController.fireDomainEvent(e);
}
}
