Move bundled libraries out of plugins

editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/model/BundledSystemLibraryManager.java

Index: editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/model/BundledSystemLibraryManager.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/model/BundledSystemLibraryManager.java	(revision 1856)
+++ editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/model/BundledSystemLibraryManager.java	(working copy)
@@ -1,159 +0,0 @@
-/*
- * Copyright (c) 2011, the Dart project authors.
- * 
- * Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html
- * 
- * 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.
- */
-package com.google.dart.tools.core.internal.model;
-
-import com.google.dart.compiler.SystemLibrary;
-import com.google.dart.tools.core.DartCore;
-import com.google.dart.tools.core.internal.util.Util;
-
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IExtensionPoint;
-import org.eclipse.core.runtime.IExtensionRegistry;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.core.runtime.Status;
-import org.osgi.framework.Bundle;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Manages the collection of libraries declared using the "libraries" extension point
- */
-public class BundledSystemLibraryManager {
-  public static final String BUNDLED_LIBRARY_PREFIX = "com.google.dart.library.";
-
-  private static final String LIBRARIES_EXTENSION_POINT_ID = DartCore.PLUGIN_ID + ".libraries";
-
-  private static boolean initialized = false;
-  private static Collection<String> allLibrarySpecs;
-  private static Collection<String> visibleLibrarySpecs;
-  private static SystemLibrary[] allLibraries;
-  private static Map<URI, URI> longToShortUriMap;
-
-  /**
-   * Answer an array of all bundled libraries.
-   * 
-   * @return an array of libraries (not <code>null</code>, contains no <code>null</code>s)
-   */
-  public static SystemLibrary[] getAllLibraries() {
-    initLibraries();
-    return allLibraries;
-  }
-
-  /**
-   * Answer a collection of all bundled library URL specs (e.g. "dart:dom").
-   * 
-   * @return a collection of specs (not <code>null</code>, contains no <code>null</code>s)
-   */
-  public static Collection<String> getAllLibrarySpecs() {
-    initLibraries();
-    return allLibrarySpecs;
-  }
-
-  /**
-   * Answer the original "dart:<libname>" URI for the specified resolved URI or <code>null</code> if
-   * it does not map to a
-   */
-  public static URI getShortUri(URI uri) {
-    initLibraries();
-    return longToShortUriMap.get(uri);
-  }
-
-  /**
-   * Answer a collection of library URL specs (e.g. "dart:dom") which should be visible to the user
-   * for import.
-   * 
-   * @return a collection of specs (not <code>null</code>, contains no <code>null</code>s)
-   */
-  public static Collection<String> getVisibleLibrarySpecs() {
-    initLibraries();
-    return visibleLibrarySpecs;
-  }
-
-  /**
-   * Initialize the system libraries based upon the libraries declared using the "libraries"
-   * extension point. Use {@link #initLibraries()} to set the system libraries once, and this method
-   * when testing to reset the system libraries based upon the libraries declared using the
-   * "libraries" extension point.
-   */
-  private static void computeLibraries() {
-    ArrayList<SystemLibrary> libraries = new ArrayList<SystemLibrary>();
-    allLibrarySpecs = new ArrayList<String>();
-    visibleLibrarySpecs = new ArrayList<String>();
-    longToShortUriMap = new HashMap<URI, URI>();
-
-    IExtensionRegistry registery = Platform.getExtensionRegistry();
-    IExtensionPoint extensionPoint = registery.getExtensionPoint(LIBRARIES_EXTENSION_POINT_ID);
-    IConfigurationElement[] elements = extensionPoint.getConfigurationElements();
-
-    for (IConfigurationElement elem : elements) {
-      String pluginId = elem.getDeclaringExtension().getNamespaceIdentifier();
-      String shortName = elem.getAttribute("name");
-      if (shortName == null || shortName.length() == 0) {
-        warning(pluginId, "missing name attribute");
-        continue;
-      }
-      String host = elem.getAttribute("host");
-      if (host == null || host.length() == 0) {
-        warning(pluginId, "missing host attribute");
-        continue;
-      }
-      String pathToLib = elem.getAttribute("path");
-      if (pathToLib == null || pathToLib.length() == 0) {
-        warning(pluginId, "missing path attribute");
-        continue;
-      }
-      Bundle bundle = Platform.getBundle(pluginId);
-      BundledSystemLibrary lib = new BundledSystemLibrary(shortName, host, pathToLib, bundle);
-      libraries.add(lib);
-
-      String libSpec = "dart:" + shortName;
-      allLibrarySpecs.add(libSpec);
-      boolean visible = !("false".equals(elem.getAttribute("visible")));
-      if (visible) {
-        visibleLibrarySpecs.add(libSpec);
-      }
-
-      URI libUri;
-      URI expandedUri;
-      try {
-        libUri = new URI(libSpec);
-        expandedUri = new URI("dart://" + host + "/" + pathToLib);
-      } catch (URISyntaxException e) {
-        throw new AssertionError(e);
-      }
-      URI resolvedUri = lib.translateUri(expandedUri);
-      longToShortUriMap.put(resolvedUri, libUri);
-      longToShortUriMap.put(expandedUri, libUri);
-    }
-    allLibraries = libraries.toArray(new SystemLibrary[libraries.size()]);
-  }
-
-  private static synchronized void initLibraries() {
-    if (!initialized) {
-      initialized = true;
-      computeLibraries();
-    }
-  }
-
-  private static void warning(String pluginId, String message) {
-    Util.log(new Status(IStatus.WARNING, DartCore.PLUGIN_ID, message
-        + " in libraries declaration in " + pluginId));
-  }
-}