| /******************************************************************************* |
| * Copyright (c) 2000, 2007 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.update.internal.ui.model; |
| |
| import java.io.*; |
| import java.net.*; |
| import java.util.ArrayList; |
| import java.util.StringTokenizer; |
| import java.util.Vector; |
| |
| import javax.xml.parsers.*; |
| |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.update.internal.core.*; |
| import org.eclipse.update.internal.ui.*; |
| import org.w3c.dom.*; |
| import org.xml.sax.*; |
| |
| public class BookmarkUtil { |
| private static final DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance(); |
| |
| public static void parse(String fileName, Vector bookmarks) { |
| File file = new File(fileName); |
| if (!file.exists()) |
| return; |
| |
| try { |
| documentBuilderFactory.setNamespaceAware(true); |
| DocumentBuilder parser = documentBuilderFactory.newDocumentBuilder(); |
| Document doc = parser.parse(file); |
| Node root = doc.getDocumentElement(); |
| processRoot(root, bookmarks); |
| } catch (ParserConfigurationException e) { |
| UpdateUI.logException(e); |
| } catch (SAXException e) { |
| UpdateUI.logException(e); |
| } catch (IOException e) { |
| UpdateUI.logException(e); |
| } |
| } |
| |
| public static SiteBookmark[] getBookmarks(Vector bookmarks) { |
| ArrayList result = new ArrayList(); |
| for (int i = 0; i < bookmarks.size(); i++) { |
| processEntry(bookmarks.get(i), result); |
| } |
| return (SiteBookmark[]) result.toArray(new SiteBookmark[result.size()]); |
| } |
| |
| public static BookmarkFolder getFolder(Vector bookmarks, IPath path) { |
| NamedModelObject object = find(bookmarks, path); |
| if (object != null && object instanceof BookmarkFolder) |
| return (BookmarkFolder) object; |
| return null; |
| } |
| |
| public static NamedModelObject find(Vector bookmarks, IPath path) { |
| Object[] array = bookmarks.toArray(); |
| return find(array, path); |
| } |
| |
| private static NamedModelObject find(Object[] array, IPath path) { |
| String name = path.segment(0); |
| for (int i = 0; i < array.length; i++) { |
| NamedModelObject obj = (NamedModelObject) array[i]; |
| if (obj.getName().equals(name)) { |
| if (obj instanceof BookmarkFolder) { |
| if (path.segmentCount() > 1) { |
| IPath childPath = path.removeFirstSegments(1); |
| BookmarkFolder folder = (BookmarkFolder) obj; |
| return find(folder.getChildren(null), childPath); |
| } |
| } |
| return obj; |
| } |
| } |
| return null; |
| } |
| |
| private static void processRoot(Node root, Vector bookmarks) { |
| if (root.getNodeName().equals("bookmarks")) { //$NON-NLS-1$ |
| NodeList children = root.getChildNodes(); |
| processChildren(children, null, bookmarks); |
| } |
| } |
| private static void processChildren( |
| NodeList children, |
| BookmarkFolder folder, |
| Vector bookmarks) { |
| UpdateModel model = UpdateUI.getDefault().getUpdateModel(); |
| for (int i = 0; i < children.getLength(); i++) { |
| Node child = children.item(i); |
| NamedModelObject object = null; |
| if (child.getNodeType() == Node.ELEMENT_NODE) { |
| if (child.getNodeName().equals("site")) { //$NON-NLS-1$ |
| object = createSite(child); |
| } else if (child.getNodeName().equals("folder")) { //$NON-NLS-1$ |
| object = createFolder(child); |
| } |
| } |
| if (object != null) { |
| if (folder != null) { |
| folder.addChild(object); |
| } else { |
| bookmarks.add(object); |
| } |
| object.setModel(model); |
| } |
| } |
| } |
| |
| private static SiteBookmark createSite(Node child) { |
| String name = getAttribute(child, "name"); //$NON-NLS-1$ |
| URL url = null; |
| try { |
| url = new URL(getAttribute(child, "url")); //$NON-NLS-1$ |
| } catch (MalformedURLException e) { |
| } |
| |
| String web = getAttribute(child, "web"); //$NON-NLS-1$ |
| boolean webBookmark = (web != null && web.equals("true")); //$NON-NLS-1$ |
| |
| String sel = getAttribute(child, "selected"); //$NON-NLS-1$ |
| boolean selected = (sel != null && sel.equals("true")); //$NON-NLS-1$ |
| |
| SiteBookmark bookmark = new SiteBookmark(name, url, webBookmark, selected); |
| |
| String local = getAttribute(child, "local"); //$NON-NLS-1$ |
| bookmark.setLocal(local != null && local.equals("true")); //$NON-NLS-1$ |
| |
| String ign = getAttribute(child, "ignored-categories"); //$NON-NLS-1$ |
| if (ign != null) { |
| StringTokenizer stok = new StringTokenizer(ign, ","); //$NON-NLS-1$ |
| ArrayList array = new ArrayList(); |
| while (stok.hasMoreTokens()) { |
| String tok = stok.nextToken(); |
| array.add(tok); |
| } |
| bookmark.setIgnoredCategories((String[]) array.toArray(new String[array.size()])); |
| } |
| // read description |
| NodeList children = child.getChildNodes(); |
| for (int i = 0; i < children.getLength(); i++) { |
| Node node = children.item(i); |
| if (node.getNodeType() == Node.ELEMENT_NODE) { |
| bookmark.setDescription(createDescription(node)); |
| break; |
| } |
| } |
| return bookmark; |
| } |
| |
| private static String createDescription(Node child) { |
| String description = ""; //$NON-NLS-1$ |
| NodeList children = child.getChildNodes(); |
| for (int i = 0; i < children.getLength(); i++) { |
| Node node = children.item(i); |
| if (node.getNodeType() == Node.TEXT_NODE) |
| description += node.getNodeValue(); |
| } |
| return description; |
| } |
| |
| |
| private static BookmarkFolder createFolder(Node child) { |
| BookmarkFolder folder = new BookmarkFolder(); |
| String name = getAttribute(child, "name"); //$NON-NLS-1$ |
| folder.setName(name); |
| if (child.hasChildNodes()) |
| processChildren(child.getChildNodes(), folder, null); |
| return folder; |
| } |
| |
| public static void store(String fileName, Vector bookmarks) { |
| FileOutputStream fos = null; |
| OutputStreamWriter osw = null; |
| PrintWriter writer = null; |
| try { |
| fos = new FileOutputStream(fileName); |
| osw = new OutputStreamWriter(fos, "UTF8"); //$NON-NLS-1$ |
| writer = new PrintWriter(osw); |
| writer.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); //$NON-NLS-1$ |
| writer.println("<bookmarks>"); //$NON-NLS-1$ |
| for (int i = 0; i < bookmarks.size(); i++) { |
| Object obj = bookmarks.get(i); |
| writeObject(" ", obj, writer); //$NON-NLS-1$ |
| } |
| } catch (IOException e) { |
| UpdateUI.logException(e, false); |
| } finally { |
| writer.println("</bookmarks>"); //$NON-NLS-1$ |
| writer.flush(); |
| writer.close(); |
| try { |
| if (osw != null) |
| osw.close(); |
| } catch (IOException e1) { |
| UpdateUI.logException(e1, false); |
| } |
| try { |
| if (fos != null) |
| fos.close(); |
| } catch (IOException e2) { |
| UpdateUI.logException(e2, false); |
| } |
| } |
| } |
| private static void writeObject( |
| String indent, |
| Object obj, |
| PrintWriter writer) { |
| if (obj instanceof SiteBookmark) { |
| SiteBookmark bookmark = (SiteBookmark) obj; |
| String name = bookmark.getName(); |
| String url = bookmark.getURL().toString(); |
| String web = bookmark.isWebBookmark()?"true":"false"; //$NON-NLS-1$ //$NON-NLS-2$ |
| String sel = bookmark.isSelected()?"true":"false"; //$NON-NLS-1$ //$NON-NLS-2$ |
| String local = bookmark.isLocal() ? "true" : "false"; //$NON-NLS-1$ //$NON-NLS-2$ |
| String [] ign = bookmark.getIgnoredCategories(); |
| StringBuffer wign = new StringBuffer(); |
| for (int i = 0; i < ign.length; i++) { |
| if (i > 0) |
| wign.append(','); |
| wign.append(ign[i]); |
| } |
| writer.print(indent + "<site name=\"" + UpdateManagerUtils.getWritableXMLString(name) + "\" url=\"" + url + "\" web=\"" + web + "\" selected=\"" + sel + "\" local=\"" + local + "\""); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ |
| if (wign.length() > 0) |
| writer.print(" ignored-categories=\""+wign.toString()+"\""); //$NON-NLS-1$ //$NON-NLS-2$ |
| if (bookmark.getDescription() != null) { |
| writer.println(">"); //$NON-NLS-1$ |
| writer.print(indent+" <description>"); //$NON-NLS-1$ |
| writer.print(UpdateManagerUtils.getWritableXMLString(bookmark.getDescription())); |
| writer.println("</description>"); //$NON-NLS-1$ |
| writer.println(indent +"</site>"); //$NON-NLS-1$ |
| } else { |
| writer.println("/>"); //$NON-NLS-1$ |
| } |
| } else if (obj instanceof BookmarkFolder) { |
| BookmarkFolder folder = (BookmarkFolder) obj; |
| String name = folder.getName(); |
| writer.println(indent + "<folder name=\"" + UpdateManagerUtils.getWritableXMLString(name) + "\">"); //$NON-NLS-1$ //$NON-NLS-2$ |
| Object[] children = folder.getChildren(folder); |
| String indent2 = indent + " "; //$NON-NLS-1$ |
| for (int i = 0; i < children.length; i++) { |
| writeObject(indent2, children[i], writer); |
| } |
| writer.println(indent + "</folder>"); //$NON-NLS-1$ |
| } |
| } |
| |
| private static String getAttribute(Node node, String name) { |
| NamedNodeMap atts = node.getAttributes(); |
| Node att = atts.getNamedItem(name); |
| if (att != null) { |
| return att.getNodeValue(); |
| } |
| return ""; //$NON-NLS-1$ |
| } |
| private static void processFolder(BookmarkFolder folder, ArrayList result) { |
| Object[] children = folder.getChildren(folder); |
| for (int i = 0; i < children.length; i++) { |
| processEntry(children[i], result); |
| } |
| } |
| private static void processEntry(Object obj, ArrayList result) { |
| if (obj instanceof SiteBookmark) |
| result.add(obj); |
| else if (obj instanceof BookmarkFolder) { |
| processFolder((BookmarkFolder) obj, result); |
| } |
| } |
| } |