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/*-
* ============LICENSE_START==========================================
* OPENECOMP - DCAE
* ===================================================================
* Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
* ===================================================================
* 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.
* ============LICENSE_END============================================
*/
package org.openecomp.ncomp.sirius.gui.tools;
import java.util.ArrayList;
import java.util.Collection;
import java.util.ConcurrentModificationException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import org.apache.log4j.Logger;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.openecomp.ncomp.sirius.manager.ManagementServer;
import org.openecomp.ncomp.gwt.siriusportal.model.*;
import org.openecomp.ncomp.sirius.manager.tableTemplate.AbstractTableTemplate;
public class GuiTreeUtil {
public static final Logger logger = Logger.getLogger(GuiTreeUtil.class);
static ModelFactory f = ModelFactory.eINSTANCE;
GuiTree tree;
HashMap<EObject, GuiTreeNode> ecore2node = new HashMap<EObject, GuiTreeNode>();
private ManagementServer server;
@SuppressWarnings("rawtypes")
public GuiTreeUtil (ManagementServer server, int levels, Map options) {
this.server = server;
tree = f.createGuiTree();
tree.getSections().addAll(ecore2node(server.getObject(),levels,options).getChildren());
}
@SuppressWarnings("rawtypes")
public GuiTreeUtil (ManagementServer server, EObject o, int levels, Map options) {
this.server = server;
tree = f.createGuiTree();
tree.getSections().addAll(ecore2node(o,levels,options).getChildren());
}
@SuppressWarnings("rawtypes")
void addEcore(String path, EObject ecore, int levels, Map options) {
EObject s = find(tree, path,false);
if (s == null) {
logger.warn("Unable to find " + path + " " + tree);
return;
}
GuiTreeNode n = (GuiTreeNode) s;
addEcore(n,ecore,levels,options);
}
@SuppressWarnings("rawtypes")
void addEcore(GuiTreeNode n, EObject ecore, int levels, Map options) {
n.getChildren().addAll(ecore2node(ecore,levels,options).getChildren());
}
@SuppressWarnings("rawtypes")
void addEList(GuiTreeNode n, EList<EObject> l, int levels, Map options) {
for (EObject ecore: l) {
n.getChildren().add(ecore2node(ecore,levels,options));
}
}
public GuiTreeNode addSection(String name, GuiView view) {
GuiTreeNode n1 = f.createGuiTreeNode();
tree.getSections().add(n1);
n1.setNodeName(name);
n1.setView(view);
return n1;
}
public GuiTreeNode addNode(String path, String name, GuiView view) {
EObject s = find(tree, path,false);
if (s == null) {
logger.warn("Unable to find " + path + " " + tree);
return null;
}
GuiTreeNode n = (GuiTreeNode) s;
GuiTreeNode n1 = f.createGuiTreeNode();
n.getChildren().add(n1);
n1.setNodeName(name);
n1.setView(view);
return n1;
}
private EObject find(EObject o, String path, boolean create) {
return find(o,path.split("/"),1,create);
}
private EObject find(EObject o, String[] path, int i, boolean create) {
EList<GuiTreeNode> l = null;
if (i == path.length) return o;
String name = path[i];
if (o instanceof GuiTree) {
GuiTree t = (GuiTree) o;
l = t.getSections();
}
if (o instanceof GuiTreeNode) {
GuiTreeNode n = (GuiTreeNode) o;
l = n.getChildren();
}
if ( l != null) {
for (GuiTreeNode n : l) {
if (name.equals(n.getNodeName()))
return find(n,path,i+1,create);
}
}
if (create) {
GuiTreeNode n1 = f.createGuiTreeNode();
if (o instanceof GuiTree) {
GuiTree n = (GuiTree) o;
n.getSections().add(n1);
n1.setNodeName(name);
n1.setView(GuiView.NONE);
}
if (o instanceof GuiTreeNode) {
GuiTreeNode n = (GuiTreeNode) o;
n.getChildren().add(n1);
n1.setNodeName(name);
n1.setView(GuiView.NONE);
}
return find(n1,path,i+1,create);
}
return null;
}
@SuppressWarnings("rawtypes")
private GuiTreeNode ecore2node(EObject ecore, int levels, Map options) {
if (options == null) options = new HashMap();
GuiTreeNode n = f.createGuiTreeNode();
if (ecore2node.get(ecore) == null) {
ecore2node.put(ecore, n);
}
EAttribute attr = (EAttribute) ecore.eClass().getEStructuralFeature("name");
if (attr != null) {
n.setNodeName((String) ecore.eGet(attr));
}
if (n.getNodeName() == null) {
n.setNodeName("NONAME");
}
n.setView(GuiView.OBJECT);
for (EReference ref : ecore.eClass().getEAllContainments()) {
Map options1 = newOptions(options,ref.getName());
int levels1 = newLevels(options1,levels);
if (levels1 == 0) continue;
if (ref.isMany() && ! ManagementServer.refIsNamed(ref)) {
// require NamedEntity
}
GuiTreeNode n1 = f.createGuiTreeNode();
n1.setNodeName(ref.getName());
n.getChildren().add(n1);
if (ref.isMany()) {
@SuppressWarnings("unchecked")
EList<EObject> l = (EList<EObject>) ecore.eGet(ref);
// Try 3 times to get list.
boolean done = false;
for (int i = 0; i < 3 ; i ++) {
try {
List<GuiTreeNode> l2 = new ArrayList<GuiTreeNode>();
for (EObject o : l) {
l2.add(ecore2node(o,levels1,options1));
}
n1.getChildren().addAll(l2);
break;
} catch (ConcurrentModificationException e) {
continue;
}
}
if (! done ) {
logger.error("unable to add list: " + ManagementServer.object2ref(ecore) + "@" + ref.getName());
}
} else {
EObject o = (EObject) ecore.eGet(ref);
if (o != null) {
GuiTreeNode nn = ecore2node(o,levels1,options1);
n1.setView(GuiView.OBJECT);
n1.getChildren().addAll(nn.getChildren());
}
}
}
return n;
}
@SuppressWarnings("rawtypes")
private static int newLevels(Map options1, int levels) {
return options1.containsKey("LEVELS") ? (Integer) options1.get("LEVELS") : levels - 1;
}
@SuppressWarnings("rawtypes")
private static Map newOptions(Map options, String name) {
Object o = options.get(name);
if (! (o instanceof Map)) return new HashMap();
return (Map) o;
}
public void addTables(EList<AbstractTableTemplate> templates) {
for (AbstractTableTemplate t: templates) {
for (EObject o : server.findAll(t.getTreePath())) {
String treePath = ManagementServer.expandPath(o,t.getTablePath(),"$");
int i = treePath.lastIndexOf("/");
String prefix = treePath.substring(0,i);
String name = treePath.substring(i+1);
System.err.println("Adding table: " + prefix + " " + name);
if (prefix.equals("/")) {
logger.error("cannot have table as a section");
continue;
}
else {
find(tree,prefix,true);
addNode(prefix, name, GuiView.TABLE);
}
}
}
}
public void printTree() {
for (GuiTreeNode n : tree.getSections()) {
printTreeNode(n, "");
}
}
private void printTreeNode(GuiTreeNode t, String indent) {
System.out.println(indent + t.getNodeName() + ":" + t.getView());
for (GuiTreeNode n : t.getChildren()) {
printTreeNode(n, " " + indent);
}
}
public GuiTree getTree() {
return tree;
}
}
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