/
EntityDiagram.java
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/
EntityDiagram.java
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/*
* DBeaver - Universal Database Manager
* Copyright (C) 2010-2019 Serge Rider (serge@jkiss.org)
*
* Licensed 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
*
* http://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.
*/
/*
* Created on Jul 13, 2004
*/
package org.jkiss.dbeaver.ext.erd.model;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.jkiss.code.NotNull;
import org.jkiss.dbeaver.ext.erd.ERDActivator;
import org.jkiss.dbeaver.ext.erd.editor.ERDAttributeVisibility;
import org.jkiss.dbeaver.ext.erd.editor.ERDViewStyle;
import org.jkiss.dbeaver.ext.erd.part.NodePart;
import org.jkiss.dbeaver.model.runtime.DBRProgressMonitor;
import org.jkiss.dbeaver.model.struct.DBSEntity;
import org.jkiss.dbeaver.model.struct.DBSObject;
import org.jkiss.utils.ArrayUtils;
import java.util.*;
/**
* Represents a Schema in the model. Note that this class also includes
* diagram specific information (layoutManualDesired and layoutManualAllowed fields)
* although ideally these should be in a separate model hierarchy
*
* @author Serge Rider
*/
public class EntityDiagram extends ERDObject<DBSObject> implements ERDContainer {
public static class NodeVisualInfo {
public Rectangle initBounds;
public boolean transparent;
public Color bgColor;
public Color fgColor;
public Font font;
public int zOrder = 0;
public int borderWidth = -1;
public ERDAttributeVisibility attributeVisibility;
public NodeVisualInfo() {
}
public NodeVisualInfo(NodePart part) {
this.initBounds = part.getBounds();
IFigure figure = part.getFigure();
if (figure != null) {
this.transparent = !figure.isOpaque();
this.bgColor = figure.getBackgroundColor();
this.fgColor = figure.getForegroundColor();
this.font = figure.getFont();
}
}
}
private ERDDecorator decorator;
private String name;
private final List<ERDEntity> entities = new ArrayList<>();
private boolean layoutManualDesired = true;
private boolean layoutManualAllowed = false;
private boolean needsAutoLayout;
private final Map<DBSEntity, ERDEntity> entityMap = new IdentityHashMap<>();
private final Map<ERDNote, NodeVisualInfo> noteVisuals = new IdentityHashMap<>();
private final Map<DBSEntity, NodeVisualInfo> entityVisuals = new IdentityHashMap<>();
private final List<ERDNote> notes = new ArrayList<>();
private ERDAttributeVisibility attributeVisibility;
private ERDViewStyle[] attributeStyles;
private List<String> errorMessages = new ArrayList<>();
public EntityDiagram(ERDDecorator decorator, DBSObject container, String name) {
super(container);
this.decorator = decorator;
if (name == null)
throw new IllegalArgumentException("Name cannot be null");
this.name = name;
IPreferenceStore store = ERDActivator.getDefault().getPreferenceStore();
this.attributeVisibility = ERDAttributeVisibility.getDefaultVisibility(store);
this.attributeStyles = ERDViewStyle.getDefaultStyles(store);
}
public ERDDecorator getDecorator() {
return decorator;
}
public boolean hasAttributeStyle(ERDViewStyle style) {
return ArrayUtils.contains(attributeStyles, style);
}
public void setAttributeStyle(ERDViewStyle style, boolean enable) {
if (enable) {
attributeStyles = ArrayUtils.add(ERDViewStyle.class, attributeStyles, style);
} else {
attributeStyles = ArrayUtils.remove(ERDViewStyle.class, attributeStyles, style);
}
ERDViewStyle.setDefaultStyles(ERDActivator.getDefault().getPreferences(), attributeStyles);
}
public ERDAttributeVisibility getAttributeVisibility() {
return attributeVisibility;
}
public void setAttributeVisibility(ERDAttributeVisibility attributeVisibility) {
this.attributeVisibility = attributeVisibility;
ERDAttributeVisibility.setDefaultVisibility(ERDActivator.getDefault().getPreferences(), attributeVisibility);
}
public int getEntityOrder(ERDEntity entity) {
synchronized (entities) {
return entities.indexOf(entity);
}
}
public void addEntity(ERDEntity entity, boolean reflect) {
addEntity(entity, -1, reflect);
}
public void addEntity(ERDEntity entity, int i, boolean reflect) {
synchronized (entities) {
if (i < 0) {
entities.add(entity);
} else {
entities.add(i, entity);
}
entityMap.put(entity.getObject(), entity);
}
if (reflect) {
firePropertyChange(CHILD, null, entity);
/*
for (ERDAssociation rel : entity.getReferences()) {
entity.firePropertyChange(INPUT, null, rel);
}
for (ERDAssociation rel : entity.getAssociations()) {
entity.firePropertyChange(OUTPUT, null, rel);
}
*/
}
resolveRelations(reflect);
if (reflect) {
for (ERDAssociation rel : entity.getReferences()) {
rel.getSourceEntity().firePropertyChange(OUTPUT, null, rel);
}
for (ERDAssociation rel : entity.getAssociations()) {
rel.getTargetEntity().firePropertyChange(INPUT, null, rel);
}
}
}
private void resolveRelations(boolean reflect) {
// Resolve incomplete relations
for (ERDEntity erdEntity : getEntities()) {
erdEntity.resolveRelations(this, reflect);
}
}
public synchronized void removeEntity(ERDEntity entity, boolean reflect) {
synchronized (entities) {
entityMap.remove(entity.getObject());
entities.remove(entity);
}
if (reflect) {
firePropertyChange(CHILD, entity, null);
}
}
/**
* @return the Tables for the current schema
*/
@Override
public List<ERDEntity> getEntities() {
return entities;
}
public List<ERDNote> getNotes() {
return notes;
}
public void addNote(ERDNote note, boolean reflect) {
synchronized (notes) {
notes.add(note);
}
if (reflect) {
firePropertyChange(CHILD, null, note);
}
}
public void removeNote(ERDNote note, boolean reflect) {
synchronized (notes) {
notes.remove(note);
}
if (reflect) {
firePropertyChange(CHILD, note, null);
}
}
/**
* @return the name of the schema
*/
@NotNull
@Override
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
/**
* @param layoutManualAllowed The layoutManualAllowed to set.
*/
public void setLayoutManualAllowed(boolean layoutManualAllowed) {
this.layoutManualAllowed = layoutManualAllowed;
}
/**
* @return Returns the layoutManualDesired.
*/
public boolean isLayoutManualDesired() {
return layoutManualDesired;
}
/**
* @param layoutManualDesired The layoutManualDesired to set.
*/
public void setLayoutManualDesired(boolean layoutManualDesired) {
this.layoutManualDesired = layoutManualDesired;
}
/**
* @return Returns whether we can lay out individual entities manually using the XYLayout
*/
public boolean isLayoutManualAllowed() {
return layoutManualAllowed;
}
public int getEntityCount() {
return entities.size();
}
public EntityDiagram copy() {
EntityDiagram copy = new EntityDiagram(decorator, getObject(), getName());
copy.entities.addAll(this.entities);
copy.entityMap.putAll(this.entityMap);
copy.layoutManualDesired = this.layoutManualDesired;
copy.layoutManualAllowed = this.layoutManualAllowed;
copy.noteVisuals.putAll(this.noteVisuals);
copy.entityVisuals.putAll(this.entityVisuals);
return copy;
}
public void fillEntities(DBRProgressMonitor monitor, Collection<DBSEntity> entities, DBSObject dbObject) {
// Load entities
monitor.beginTask("Load entities metadata", entities.size());
List<ERDEntity> entityCache = new ArrayList<>();
for (DBSEntity table : entities) {
if (monitor.isCanceled()) {
break;
}
monitor.subTask("Load " + table.getName());
ERDEntity erdEntity = ERDUtils.makeEntityFromObject(monitor, this, entityCache, table, null);
erdEntity.setPrimary(table == dbObject);
addEntity(erdEntity, false);
entityMap.put(table, erdEntity);
entityCache.add(erdEntity);
monitor.worked(1);
}
monitor.done();
// Load relations
monitor.beginTask("Load entities' relations", entities.size());
for (DBSEntity table : entities) {
if (monitor.isCanceled()) {
break;
}
monitor.subTask("Load " + table.getName());
final ERDEntity erdEntity = entityMap.get(table);
if (erdEntity != null) {
erdEntity.addModelRelations(monitor, this, true, false);
}
monitor.worked(1);
}
monitor.done();
}
public boolean containsTable(DBSEntity table) {
for (ERDEntity erdEntity : entities) {
if (erdEntity.getObject() == table) {
return true;
}
}
return false;
}
public Map<DBSEntity, ERDEntity> getEntityMap() {
return entityMap;
}
public ERDEntity getEntity(DBSEntity table) {
return entityMap.get(table);
}
public List<ERDEntity> getEntities(DBSEntity table) {
List<ERDEntity> result = new ArrayList<>();
for (ERDEntity entity : entities) {
if (entity.getObject() == table) {
result.add(entity);
}
}
return result;
}
public void clear() {
this.entities.clear();
this.entityMap.clear();
this.noteVisuals.clear();
this.entityVisuals.clear();
}
public NodeVisualInfo getVisualInfo(ERDNote erdObject) {
return getVisualInfo(erdObject, false);
}
public NodeVisualInfo getVisualInfo(ERDNote erdObject, boolean create) {
NodeVisualInfo visualInfo = noteVisuals.get(erdObject);
if (visualInfo == null && create) {
visualInfo = new NodeVisualInfo();
noteVisuals.put(erdObject, visualInfo);
}
return visualInfo;
}
public NodeVisualInfo getVisualInfo(DBSEntity entity) {
return getVisualInfo(entity, false);
}
public NodeVisualInfo getVisualInfo(DBSEntity entity, boolean create) {
NodeVisualInfo visualInfo = entityVisuals.get(entity);
if (visualInfo == null && create) {
visualInfo = new NodeVisualInfo();
entityVisuals.put(entity, visualInfo);
}
return visualInfo;
}
public void addVisualInfo(ERDNote note, NodeVisualInfo visualInfo) {
noteVisuals.put(note, visualInfo);
}
public void addVisualInfo(DBSEntity entity, NodeVisualInfo visualInfo) {
entityVisuals.put(entity, visualInfo);
}
public boolean isNeedsAutoLayout() {
return needsAutoLayout;
}
public void setNeedsAutoLayout(boolean needsAutoLayout) {
this.needsAutoLayout = needsAutoLayout;
}
public void addInitRelationBends(ERDElement<?> sourceEntity, ERDElement<?> targetEntity, String relName, List<Point> bends) {
for (ERDAssociation rel : sourceEntity.getReferences()) {
if (rel.getSourceEntity() == targetEntity && relName.equals(rel.getObject().getName())) {
rel.setInitBends(bends);
}
}
}
public List<ERDObject> getContents() {
List<ERDObject> children = new ArrayList<>(entities.size() + notes.size());
children.addAll(entities);
children.addAll(notes);
children.sort((o1, o2) -> {
NodeVisualInfo vi1 = o1 instanceof ERDNote ? noteVisuals.get(o1) : entityVisuals.get(o1.getObject());
NodeVisualInfo vi2 = o2 instanceof ERDNote ? noteVisuals.get(o2) : entityVisuals.get(o2.getObject());
return vi1 != null && vi2 != null ? vi1.zOrder - vi2.zOrder : 0;
});
return children;
}
public List<String> getErrorMessages() {
return errorMessages;
}
public void addErrorMessage(String message) {
errorMessages.add(message);
}
}