org.apache.cayenne.modeler.dialog.WarningDialogByDbTargetChange Maven / Gradle / Ivy
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package org.apache.cayenne.modeler.dialog;
import javax.swing.DefaultListModel;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import java.awt.BorderLayout;
import java.util.Collection;
import org.apache.cayenne.map.DbRelationship;
import org.apache.cayenne.map.ObjAttribute;
import org.apache.cayenne.map.ObjRelationship;
import org.apache.cayenne.modeler.Application;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.util.ProjectUtil;
/**
* @since 4.0
*/
public class WarningDialogByDbTargetChange {
/*
Check the situation, when targetEntity in DbRelationship was changed.
After we have two cases:
- the user agrees to accept changes (all ObjRelationships and ObjAttributes),
that are related to current targetEntity and set new targetEntity.
- the user doesn't agree and wanna return back.
*/
public static boolean showWarningDialog(ProjectController mediator, DbRelationship relationship) {
int result;
Collection objRelationshipsForDbRelationship = ProjectUtil
.findObjRelationshipsForDbRelationship(mediator, relationship);
Collection fObjAttributesForDbRelationship = ProjectUtil
.findObjAttributesForDbRelationship(mediator, relationship);
if (fObjAttributesForDbRelationship.isEmpty() && objRelationshipsForDbRelationship.isEmpty()) {
result = JOptionPane.showConfirmDialog(Application.getFrame(), "Changing target entity will reset all joins.",
"Warning", JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);
return (result == JOptionPane.OK_OPTION);
}
JPanel dialogPanel = new JPanel();
dialogPanel.setLayout(new BorderLayout());
JLabel textLabel = new JLabel(String.format("Following ObjAttributes and ObjRelationships "
+ "
will be affected by change of DbRelationship
'%s'"
+ " target and must be fixed manually. "
+ "
Are you sure you want to proceed?
", relationship.getName()));
dialogPanel.add(textLabel, BorderLayout.NORTH);
DefaultListModel model = new DefaultListModel<>();
JList objects = new JList<>(model);
JScrollPane scrollPane = new JScrollPane(objects);
if (!objRelationshipsForDbRelationship.isEmpty()) {
model.addElement("Relationships: ");
for (ObjRelationship objRelationship : objRelationshipsForDbRelationship) {
model.addElement(objRelationship.getSourceEntity().getName() + "." + objRelationship.getName());
}
}
if (!fObjAttributesForDbRelationship.isEmpty()) {
model.addElement("Attributes: ");
for (ObjAttribute objAttribute : fObjAttributesForDbRelationship) {
model.addElement(objAttribute.getEntity().getName() + "." + objAttribute.getName());
}
}
dialogPanel.add(scrollPane, BorderLayout.SOUTH);
result = JOptionPane.showConfirmDialog(Application.getFrame(), dialogPanel,
"Warning", JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);
return (result == JOptionPane.OK_OPTION);
}
}