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* 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
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*
* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing,
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package org.apache.cayenne.modeler.undo;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import javax.swing.undo.CannotRedoException;
import javax.swing.undo.CannotUndoException;
import org.apache.cayenne.configuration.DataChannelDescriptor;
import org.apache.cayenne.configuration.DataNodeDescriptor;
import org.apache.cayenne.configuration.event.DataNodeEvent;
import org.apache.cayenne.map.DataMap;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.map.DbRelationship;
import org.apache.cayenne.map.Embeddable;
import org.apache.cayenne.map.ObjEntity;
import org.apache.cayenne.map.ObjRelationship;
import org.apache.cayenne.map.Procedure;
import org.apache.cayenne.map.Relationship;
import org.apache.cayenne.modeler.Application;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.action.CreateDataMapAction;
import org.apache.cayenne.modeler.action.CreateDbEntityAction;
import org.apache.cayenne.modeler.action.CreateEmbeddableAction;
import org.apache.cayenne.modeler.action.CreateNodeAction;
import org.apache.cayenne.modeler.action.CreateObjEntityAction;
import org.apache.cayenne.modeler.action.CreateProcedureAction;
import org.apache.cayenne.modeler.action.CreateQueryAction;
import org.apache.cayenne.modeler.action.CreateRelationshipAction;
import org.apache.cayenne.modeler.action.RemoveAction;
import org.apache.cayenne.query.Query;
public class RemoveUndoableEdit extends CayenneUndoableEdit {
private DataMap map;
private DbEntity dbEntity;
private ObjEntity objEntity;
private Query query;
private Procedure procedure;
private DataNodeDescriptor dataNode;
private DataChannelDescriptor domain;
private Embeddable embeddable;
private Map> dbRelationshipMap = new HashMap>();
private Map> objRelationshipMap = new HashMap>();
private static enum REMOVE_MODE {
OBJECT_ENTITY, DB_ENTITY, QUERY, PROCEDURE, MAP_FROM_NODE, MAP_FROM_DOMAIN, NODE, DOMAIN, EMBEDDABLE
};
private REMOVE_MODE mode;
public RemoveUndoableEdit(Application application) {
this.domain = (DataChannelDescriptor) application.getProject().getRootNode();
;
this.mode = REMOVE_MODE.DOMAIN;
}
public RemoveUndoableEdit(Application application, DataNodeDescriptor node,
DataMap map) {
this.map = map;
this.dataNode = node;
this.mode = REMOVE_MODE.MAP_FROM_NODE;
}
public RemoveUndoableEdit(Application application, DataMap map) {
this.domain = (DataChannelDescriptor) application.getProject().getRootNode();
;
this.map = map;
this.mode = REMOVE_MODE.MAP_FROM_DOMAIN;
}
public RemoveUndoableEdit(Application application, DataNodeDescriptor node) {
this.domain = (DataChannelDescriptor) application.getProject().getRootNode();
;
this.dataNode = node;
this.mode = REMOVE_MODE.NODE;
}
public RemoveUndoableEdit(DataMap map, ObjEntity objEntity) {
this.map = map;
this.objEntity = objEntity;
this.mode = REMOVE_MODE.OBJECT_ENTITY;
for (ObjEntity ent : map.getObjEntities()) {
// take a copy since we're going to modify the entity
for (Relationship relationship : new ArrayList(ent
.getRelationships())) {
if (this.objEntity.getName().equals(relationship.getTargetEntityName())) {
ObjRelationship rel = (ObjRelationship) relationship;
if (objRelationshipMap.get(rel.getSourceEntity()) == null) {
objRelationshipMap.put(
(ObjEntity) rel.getSourceEntity(),
new LinkedList());
}
objRelationshipMap.get(rel.getSourceEntity()).add(rel);
}
}
}
}
public RemoveUndoableEdit(DataMap map, DbEntity dbEntity) {
this.map = map;
this.dbEntity = dbEntity;
this.mode = REMOVE_MODE.DB_ENTITY;
for (ObjEntity objEnt : map.getObjEntities()) {
for (Relationship rel : objEnt.getRelationships()) {
for (DbRelationship dbRel : ((ObjRelationship) rel).getDbRelationships()) {
if (dbRel.getTargetEntity() == dbEntity) {
if (dbRelationshipMap.get(dbRel.getSourceEntity()) == null) {
dbRelationshipMap.put(
(DbEntity) dbRel.getSourceEntity(),
new LinkedList());
}
dbRelationshipMap.get(dbRel.getSourceEntity()).add(dbRel);
break;
}
}
}
}
}
public RemoveUndoableEdit(DataMap map, Query query) {
this.map = map;
this.query = query;
this.mode = REMOVE_MODE.QUERY;
}
public RemoveUndoableEdit(DataMap map, Procedure procedure) {
this.map = map;
this.procedure = procedure;
this.mode = REMOVE_MODE.PROCEDURE;
}
public RemoveUndoableEdit(DataMap map, Embeddable embeddable) {
this.map = map;
this.embeddable = embeddable;
this.mode = REMOVE_MODE.EMBEDDABLE;
}
@Override
public String getPresentationName() {
switch (this.mode) {
case OBJECT_ENTITY:
return "Remove Object Entity";
case DB_ENTITY:
return "Remove Db Entity";
case QUERY:
return "Remove Query";
case PROCEDURE:
return "Remove Procedure";
case MAP_FROM_NODE:
return "Remove DataMap";
case MAP_FROM_DOMAIN:
return "Remove DataMap";
case NODE:
return "Remove DataNode";
case DOMAIN:
return "Remove DataDomain";
case EMBEDDABLE:
return "Remove Embeddable";
default:
return "Remove";
}
}
@Override
public void redo() throws CannotRedoException {
RemoveAction action = actionManager.getAction(RemoveAction.class);
switch (this.mode) {
case OBJECT_ENTITY:
action.removeObjEntity(map, objEntity);
break;
case DB_ENTITY:
action.removeDbEntity(map, dbEntity);
break;
case QUERY:
action.removeQuery(map, query);
break;
case PROCEDURE:
action.removeProcedure(map, procedure);
case MAP_FROM_NODE:
action.removeDataMapFromDataNode(dataNode, map);
break;
case MAP_FROM_DOMAIN:
action.removeDataMap(map);
break;
case NODE:
action.removeDataNode(dataNode);
break;
case EMBEDDABLE:
action.removeEmbeddable(map, embeddable);
}
}
@Override
public void undo() throws CannotUndoException {
CreateRelationshipAction relationshipAction = actionManager
.getAction(CreateRelationshipAction.class);
switch (this.mode) {
case OBJECT_ENTITY: {
for (Entry> entry : objRelationshipMap
.entrySet()) {
ObjEntity objEntity = entry.getKey();
for (ObjRelationship rel : entry.getValue()) {
relationshipAction.createObjRelationship(objEntity, rel);
}
}
CreateObjEntityAction action = actionManager
.getAction(CreateObjEntityAction.class);
action.createObjEntity(map, objEntity);
break;
}
case DB_ENTITY: {
for (Entry> entry : dbRelationshipMap
.entrySet()) {
DbEntity dbEntity = entry.getKey();
for (DbRelationship rel : entry.getValue()) {
relationshipAction.createDbRelationship(dbEntity, rel);
}
}
CreateDbEntityAction action = actionManager
.getAction(CreateDbEntityAction.class);
action.createEntity(map, dbEntity);
break;
}
case QUERY: {
this.domain = (DataChannelDescriptor) Application
.getInstance()
.getFrameController()
.getProjectController()
.getProject()
.getRootNode();
CreateQueryAction action = actionManager
.getAction(CreateQueryAction.class);
action.createQuery(domain, map, query);
break;
}
case PROCEDURE: {
CreateProcedureAction action = actionManager
.getAction(CreateProcedureAction.class);
action.createProcedure(map, procedure);
break;
}
case MAP_FROM_NODE: {
this.dataNode.getDataMapNames().add(map.getName());
DataNodeEvent e = new DataNodeEvent(Application.getFrame(), this.dataNode);
ProjectController controller = Application
.getInstance()
.getFrameController()
.getProjectController();
e
.setDomain((DataChannelDescriptor) controller
.getProject()
.getRootNode());
controller.fireDataNodeEvent(e);
break;
}
case MAP_FROM_DOMAIN: {
CreateDataMapAction action = actionManager
.getAction(CreateDataMapAction.class);
action.createDataMap(map);
break;
}
case NODE: {
CreateNodeAction action = actionManager.getAction(CreateNodeAction.class);
action.createDataNode(dataNode);
break;
}
case EMBEDDABLE: {
CreateEmbeddableAction action = actionManager
.getAction(CreateEmbeddableAction.class);
action.createEmbeddable(map, embeddable);
break;
}
}
}
}
