| /* |
| * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) 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: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.releng.version; |
| |
| import org.eclipse.emf.cdo.releng.version.Release.Element.Type; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.runtime.CoreException; |
| |
| import org.osgi.framework.Version; |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.SAXParseException; |
| import org.xml.sax.helpers.DefaultHandler; |
| |
| import javax.xml.parsers.SAXParser; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class Release |
| { |
| private IFile file; |
| |
| private String tag; |
| |
| private boolean integration; |
| |
| private String repository; |
| |
| private Map<String, Element> elements = new HashMap<String, Element>(); |
| |
| Release(SAXParser parser, IFile file) throws CoreException, IOException, SAXException |
| { |
| this.file = file; |
| |
| XMLHandler handler = new XMLHandler(); |
| InputStream contents = null; |
| |
| try |
| { |
| contents = file.getContents(); |
| parser.parse(contents, handler); |
| } |
| finally |
| { |
| if (contents != null) |
| { |
| try |
| { |
| contents.close(); |
| } |
| catch (Exception ex) |
| { |
| Activator.log(ex); |
| } |
| } |
| } |
| } |
| |
| public IFile getFile() |
| { |
| return file; |
| } |
| |
| public String getTag() |
| { |
| return tag; |
| } |
| |
| public boolean isIntegration() |
| { |
| return integration; |
| } |
| |
| public String getRepository() |
| { |
| return repository; |
| } |
| |
| public Map<String, Element> getElements() |
| { |
| return Collections.unmodifiableMap(elements); |
| } |
| |
| public int getSize() |
| { |
| return elements.size(); |
| } |
| |
| public static Version normalizeVersion(Version version) |
| { |
| return new Version(version.getMajor(), version.getMinor(), version.getMicro()); |
| } |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public static class Element |
| { |
| private String name; |
| |
| private Version version; |
| |
| private Type type; |
| |
| public Element(String name, Version version, Type type) |
| { |
| this.name = name; |
| this.version = normalizeVersion(version); |
| this.type = type; |
| } |
| |
| public String getName() |
| { |
| return name; |
| } |
| |
| public Version getVersion() |
| { |
| return version; |
| } |
| |
| public Type getType() |
| { |
| return type; |
| } |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public static enum Type |
| { |
| FEATURE, PLUGIN |
| } |
| } |
| |
| /** |
| * @author Eike Stepper |
| */ |
| private final class XMLHandler extends DefaultHandler |
| { |
| public XMLHandler() |
| { |
| } |
| |
| @Override |
| public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException |
| { |
| if ("release".equalsIgnoreCase(qName)) |
| { |
| tag = getString(attributes, "tag"); |
| integration = getBoolean(attributes, "integration"); |
| repository = getString(attributes, "repository"); |
| } |
| else if ("element".equalsIgnoreCase(qName)) |
| { |
| String name = getString(attributes, "name"); |
| Version version = new Version(getString(attributes, "version")); |
| Type type = getType(attributes, "type"); |
| |
| Element element = new Element(name, version, type); |
| elements.put(name, element); |
| } |
| } |
| |
| private String getString(Attributes attributes, String name) throws SAXException |
| { |
| String value = attributes.getValue(name); |
| if (value != null) |
| { |
| return value; |
| } |
| |
| throw new SAXException("Illegal value for " + name); |
| } |
| |
| private boolean getBoolean(Attributes attributes, String name) throws SAXException |
| { |
| String value = attributes.getValue(name); |
| if ("false".equalsIgnoreCase(value)) |
| { |
| return false; |
| } |
| |
| if ("true".equalsIgnoreCase(value)) |
| { |
| return true; |
| } |
| |
| throw new SAXException("Illegal value for " + name); |
| } |
| |
| private Type getType(Attributes attributes, String name) throws SAXException |
| { |
| String type = getString(attributes, name); |
| if ("org.eclipse.update.feature".equals(type)) |
| { |
| return Type.FEATURE; |
| } |
| |
| if ("osgi.bundle".equals(type)) |
| { |
| return Type.PLUGIN; |
| } |
| |
| throw new SAXException("Illegal value for " + name); |
| } |
| |
| @Override |
| public void error(SAXParseException exception) throws SAXException |
| { |
| addMarker(exception, IMarker.SEVERITY_ERROR); |
| } |
| |
| @Override |
| public void fatalError(SAXParseException exception) throws SAXException |
| { |
| addMarker(exception, IMarker.SEVERITY_ERROR); |
| } |
| |
| @Override |
| public void warning(SAXParseException exception) throws SAXException |
| { |
| addMarker(exception, IMarker.SEVERITY_WARNING); |
| } |
| |
| private void addMarker(SAXParseException e, int severity) |
| { |
| try |
| { |
| Markers.addMarker(file, e.getMessage(), severity, e.getLineNumber()); |
| } |
| catch (Exception ex) |
| { |
| Activator.log(ex); |
| } |
| } |
| } |
| } |