| /******************************************************************************* |
| * Copyright (c) 2007 Chase Technology Ltd - http://www.chasetechnology.co.uk |
| * 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: |
| * Doug Satchwell (Chase Technology Ltd) - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsl.launching.config; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Set; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.transform.TransformerException; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.wst.xsl.internal.launching.PreferenceUtil; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NodeList; |
| |
| public class LaunchFeatures |
| { |
| private final Set<LaunchAttribute> features = new HashSet<LaunchAttribute>(); |
| |
| public Set<LaunchAttribute> getFeatures() |
| { |
| return features; |
| } |
| |
| public void addFeature(LaunchAttribute feature) |
| { |
| features.add(feature); |
| } |
| |
| public LaunchAttribute getFeature(String uri) |
| { |
| for (Iterator<LaunchAttribute> iter = features.iterator(); iter.hasNext();) |
| { |
| LaunchAttribute tv = (LaunchAttribute) iter.next(); |
| if (tv.uri.equals(uri)) |
| return tv; |
| } |
| return null; |
| } |
| |
| public void removeFeature(String uri) |
| { |
| for (Iterator<LaunchAttribute> iter = features.iterator(); iter.hasNext();) |
| { |
| LaunchAttribute feature = (LaunchAttribute) iter.next(); |
| if (feature.uri.equals(uri)) |
| iter.remove(); |
| } |
| } |
| |
| public String toXML() throws ParserConfigurationException, IOException, TransformerException |
| { |
| Document doc = PreferenceUtil.getDocument(); |
| |
| Element featuresEl = doc.createElement("Features"); //$NON-NLS-1$ |
| doc.appendChild(featuresEl); |
| |
| for (Iterator<LaunchAttribute> iter = features.iterator(); iter.hasNext();) |
| { |
| LaunchAttribute feature = (LaunchAttribute) iter.next(); |
| if (feature.value == null) |
| continue; |
| Element featureEl = doc.createElement("Feature"); //$NON-NLS-1$ |
| featureEl.setAttribute("name", feature.uri); //$NON-NLS-1$ |
| featureEl.setAttribute("type", feature.type); //$NON-NLS-1$ |
| featureEl.setAttribute("value", feature.value); //$NON-NLS-1$ |
| featuresEl.appendChild(featureEl); |
| } |
| |
| return PreferenceUtil.serializeDocument(doc); |
| } |
| |
| public static LaunchFeatures fromXML(InputStream inputStream) throws CoreException |
| { |
| Document doc = PreferenceUtil.getDocument(inputStream); |
| |
| LaunchFeatures pdef = new LaunchFeatures(); |
| |
| Element featuresEl = doc.getDocumentElement(); |
| |
| NodeList featureEls = featuresEl.getElementsByTagName("Feature"); //$NON-NLS-1$ |
| for (int i = 0; i < featureEls.getLength(); i++) |
| { |
| Element featureEl = (Element) featureEls.item(i); |
| String name = featureEl.getAttribute("name"); //$NON-NLS-1$ |
| String type = featureEl.getAttribute("type"); //$NON-NLS-1$ |
| String value = featureEl.getAttribute("value"); //$NON-NLS-1$ |
| pdef.addFeature(new LaunchAttribute(name, type, value)); |
| } |
| |
| return pdef; |
| } |
| } |