| /******************************************************************************* |
| * Copyright (c) 2006, 2017 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.pde.internal.ua.core.cheatsheet.comp; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import javax.xml.parsers.SAXParser; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.pde.core.IModelChangedEvent; |
| import org.eclipse.pde.core.ModelChangedEvent; |
| import org.eclipse.pde.internal.core.AbstractModel; |
| import org.eclipse.pde.internal.core.PDECore; |
| import org.eclipse.pde.internal.core.XMLDefaultHandler; |
| import org.eclipse.pde.internal.ua.core.icheatsheet.comp.ICompCS; |
| import org.eclipse.pde.internal.ua.core.icheatsheet.comp.ICompCSModel; |
| import org.eclipse.pde.internal.ua.core.icheatsheet.comp.ICompCSModelFactory; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| |
| public class CompCSModel extends AbstractModel implements ICompCSModel { |
| |
| private ICompCSModelFactory fFactory; |
| |
| private ICompCS fCompCS; |
| |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 1L; |
| |
| /** |
| * |
| */ |
| public CompCSModel() { |
| // NO-OP |
| } |
| |
| @Override |
| protected void updateTimeStamp() { |
| // NO-OP |
| } |
| |
| @Override |
| public ICompCS getCompCS() { |
| if (fCompCS == null) { |
| fCompCS = getFactory().createCompCS(); |
| } |
| return fCompCS; |
| } |
| |
| @Override |
| public ICompCSModelFactory getFactory() { |
| if (fFactory == null) { |
| fFactory = new CompCSModelFactory(this); |
| } |
| return fFactory; |
| } |
| |
| @Override |
| public boolean isInSync() { |
| return true; |
| } |
| |
| @Override |
| public void load() throws CoreException { |
| // NO-OP |
| } |
| |
| @Override |
| public void load(InputStream source, boolean outOfSync) |
| throws CoreException { |
| |
| try { |
| SAXParser parser = getSaxParser(); |
| XMLDefaultHandler handler = new XMLDefaultHandler(); |
| parser.parse(source, handler); |
| if (handler.isPrepared()) { |
| processDocument(handler.getDocument()); |
| setLoaded(true); |
| } |
| } catch (Exception e) { |
| setException(e); |
| PDECore.logException(e); |
| } finally { |
| try { |
| if (source != null) { |
| source.close(); |
| } |
| } catch (IOException e) { |
| // Ignore |
| } |
| } |
| |
| } |
| |
| @Override |
| public void reload(InputStream source, boolean outOfSync) |
| throws CoreException { |
| |
| load(source, outOfSync); |
| fireModelChanged(new ModelChangedEvent(this, |
| IModelChangedEvent.WORLD_CHANGED, new Object[] { fCompCS }, |
| null)); |
| } |
| |
| @Override |
| public boolean isEditable() { |
| return false; |
| } |
| |
| /** |
| * @param doc |
| */ |
| private void processDocument(Document doc) { |
| Element rootNode = doc.getDocumentElement(); |
| if (fCompCS == null) { |
| fCompCS = getFactory().createCompCS(); |
| } else { |
| fCompCS.reset(); |
| } |
| fCompCS.parse(rootNode); |
| } |
| |
| } |