Removed compiler/ directory from repository

dart/compiler/java/com/google/dart/compiler/PackageLibraryManager.java

Index: dart/compiler/java/com/google/dart/compiler/PackageLibraryManager.java
diff --git a/dart/compiler/java/com/google/dart/compiler/PackageLibraryManager.java b/dart/compiler/java/com/google/dart/compiler/PackageLibraryManager.java
deleted file mode 100644
index ddd5d8f64ec59e5577a86a90a10f10784612bb05..0000000000000000000000000000000000000000
--- a/dart/compiler/java/com/google/dart/compiler/PackageLibraryManager.java
+++ /dev/null
@@ -1,346 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-package com.google.dart.compiler;
-
-import java.io.File;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.List;
-
-
-/**
- * Manages the collection of {@link SystemLibrary}s.
- */
-public class PackageLibraryManager {
-
-  public static class NotADartShortUriException extends RuntimeException {
-    private static final long serialVersionUID = 1L;
-
-    public NotADartShortUriException(String uriString) {
-      super("Expected dart:<short name>, got: " + uriString);
-    }
-
-    public NotADartShortUriException(URI uri) {
-      super("Expected dart:<short name>, got: " + uri.toString());
-    }
-  }
-
-  /**
-   * The "any" platform is meant to have definitions for all known dart system libraries.
-   * Other implementations may only contain a subset.
-   */
-  public static final String DEFAULT_PLATFORM = "any";
-  public static final File DEFAULT_SDK_PATH = new File(System.getProperty(
-      "com.google.dart.sdk", "../"));
-  
-  public static final File DEFAULT_PACKAGE_ROOT = new File("packages");
-  public static final List<File> DEFAULT_PACKAGE_ROOTS = Arrays.asList(new File[] {DEFAULT_PACKAGE_ROOT});
-
-  public static final String PACKAGE_SCHEME = "package";
-  public static final String PACKAGE_SCHEME_SPEC = "package:";
-
-  public static final String DART_SCHEME = "dart";
-  public static final String DART_SCHEME_SPEC = "dart:";
-  
-
-  /**
-   * Answer <code>true</code> if the string is a dart spec
-   */
-  public static boolean isDartSpec(String spec) {
-    return spec != null && spec.startsWith(DART_SCHEME_SPEC);
-  }
-
-  /**
-   * Answer <code>true</code> if the specified URI has a "dart" scheme
-   */
-  public static boolean isDartUri(URI uri) {
-    return uri != null && DART_SCHEME.equals(uri.getScheme());
-  }
-
-  /**
-   * Answer <code>true</code> if the string is a package spec
-   */
-  public static boolean isPackageSpec(String spec) {
-    return spec != null && spec.startsWith(PACKAGE_SCHEME_SPEC);
-  }
-
-  /**
-   * Answer <code>true</code> if the specified URI has a "package" scheme
-   */
-  public static boolean isPackageUri(URI uri) {
-    return uri != null && PACKAGE_SCHEME.equals(uri.getScheme());
-  }
-
-  private static SystemLibraryManager SDK_LIBRARY_MANAGER;
-  
-  private List<File> packageRoots = new ArrayList<File>();
-  private List<URI> packageRootsUri = new ArrayList<URI>(); 
-
-  public PackageLibraryManager() {
-    this(DEFAULT_SDK_PATH, DEFAULT_PLATFORM);
-  }
-
-  public PackageLibraryManager(File sdkPath, String platformName) {
-    this(new FileBasedSystemLibraryProvider(sdkPath));
-  }
-
-  public PackageLibraryManager(SystemLibraryProvider libraryProvider) {
-    initLibraryManager(libraryProvider);
-    setPackageRoots(DEFAULT_PACKAGE_ROOTS);
-  }
-  
-  protected void initLibraryManager(SystemLibraryProvider libraryProvider) {
-    if (SDK_LIBRARY_MANAGER == null) {
-      SDK_LIBRARY_MANAGER = new SystemLibraryManager(libraryProvider);
-    }
-  }
-
-
-  /**
-   * Expand a relative or short URI (e.g. "dart:html") which is implementation independent to its
-   * full URI (e.g. "dart://html/com/google/dart/htmllib/html.dart").
-   *
-   * @param uri the relative URI
-   * @return the expanded URI
-   *  or the original URI if it could not be expanded
-   *  or null if the uri is of the form "dart:<libname>" but does not correspond to a system library
-   */
-  public URI expandRelativeDartUri(URI uri) throws AssertionError {
-    if (isDartUri(uri)) {
-      return SDK_LIBRARY_MANAGER.expandRelativeDartUri(uri);
-    } 
-    if (isPackageUri(uri)){
-      String host = uri.getHost();
-      if (host == null) {
-        String spec = uri.getSchemeSpecificPart();
-        if (!spec.startsWith("//")){
-          try {
-            if (spec.startsWith("/")){
-              // TODO(keertip): fix to handle spaces
-              uri = new URI(PACKAGE_SCHEME + ":/" + spec);
-            } else {
-              uri = new URI(PACKAGE_SCHEME + "://" + spec);
-            } 
-          } catch (URISyntaxException e) {
-            throw new AssertionError(e);
-          }
-        }       
-      }
-    }
-    return uri;
-  }
-
- 
-  
-  /**
-   * Given an absolute file URI (e.g. "file:/some/install/directory/dart-sdk/lib/core/bool.dart"),
-   *  answer the corresponding dart: URI (e.g. "dart://core/bool.dart") for that file URI,
-   *  or <code>null</code> if the file URI does not map to a dart: URI 
-   * @param fileUri the file URI
-   * @return the dart URI or <code>null</code>
-   */
-  public URI getRelativeUri(URI fileUri) {
-    // TODO (danrubel): does not convert dart: libraries outside the dart-sdk/lib directory
-    if (fileUri == null || !fileUri.getScheme().equals("file")) {
-      return null;
-    }
-   
-    URI relativeUri = SDK_LIBRARY_MANAGER.getRelativeUri(fileUri);
-    if (relativeUri != null){
-      return relativeUri;
-    }
-    
-    for (URI rootUri : packageRootsUri){
-      relativeUri = rootUri.relativize(fileUri);
-        if (relativeUri.getScheme() == null) {
-          try {
-            return new URI(null, null, "package://" + relativeUri.getPath(), null, null);
-          } catch (URISyntaxException e) {
-        //$FALL-THROUGH$
-        }
-      }
-    }
-    return null;
-  }
-
-  /**
-   * Given a package URI (package:foo/foo.dart), convert it into a file system URI.
-   */
-  public URI resolvePackageUri(String packageUriRef) {
-    if (packageUriRef.startsWith(PACKAGE_SCHEME_SPEC)) {
-      String relPath = packageUriRef.substring(PACKAGE_SCHEME_SPEC.length());
-      if (relPath.startsWith("/")){
-        relPath = relPath.replaceAll("^\\/+", "");
-      }
-      for (URI rootUri : packageRootsUri){
-        URI fileUri = rootUri.resolve(relPath);
-        File file = new File(fileUri);
-        if (file.exists()){
-          try {
-            return file.getCanonicalFile().toURI();
-          } catch (IOException e) {
-            file.toURI();
-          }
-        }
-      }
-      // don't return null for package scheme
-      return packageRootsUri.get(0).resolve(relPath);
-    }
-   return null; 
-  }
-
-  /**
-   * Answer the original "dart:<libname>" URI for the specified resolved URI or <code>null</code> if
-   * it does not map to a short URI.
-   */
-  public URI getShortUri(URI uri) {
-    URI shortUri = SDK_LIBRARY_MANAGER.getShortUri(uri);
-    if (shortUri != null){
-      return shortUri;
-    }
-    shortUri = getRelativeUri(uri);
-    if (shortUri != null){
-      try {
-        if (shortUri.getHost() != null){
-          return new URI(null, null, shortUri.getScheme() + ":" +  shortUri.getHost() + shortUri.getPath(),null, null);
-        }
-        else {
-          return new URI(null, null, shortUri.getScheme() + ":" +  shortUri.getSchemeSpecificPart(), null, null);
-        }
-      } catch (URISyntaxException e) {
-      }
-    }
-    return null;
-  }
-
-  /**
-   * Expand a relative or short URI (e.g. "dart:html") which is implementation independent to its
-   * full URI (e.g. "dart://html/com/google/dart/htmllib/html.dart") and then translate that URI to
-   * a "file:"  URI (e.g.
-   * "file:/some/install/directory/com/google/dart/htmllib/html.dart").
-   *
-   * @param uri the original URI
-   * @return the expanded and translated URI, which may be <code>null</code> and may not exist
-   * @exception RuntimeException if the URI is a "dart" scheme, but does not map to a defined system
-   *     library
-   */
-  public URI resolveDartUri(URI uri) {
-    return translateDartUri(expandRelativeDartUri(uri));
-  }
-  
-  
-  public List<File> getPackageRoots(){
-    return packageRoots;
-  }
-  
-  
-  public void setPackageRoots(List<File> roots){
-    if (roots == null || roots.isEmpty()){
-      roots = DEFAULT_PACKAGE_ROOTS;
-    }
-    packageRoots.clear();
-    for (File file : roots){   
-      packageRoots.add(file.getAbsoluteFile());
-    }   
-    packageRootsUri.clear();
-    for (File file : roots){
-      packageRootsUri.add(file.toURI());
-    }
-  }
-  
-  /**
-   * Translate the URI from dart://[host]/[pathToLib] (e.g. dart://html/html.dart)
-   * to a "file:" URI (e.g. "file:/some/install/directory/html.dart")
-   *
-   * @param uri the original URI
-   * @return the translated URI, which may be <code>null</code> and may not exist
-   * @exception RuntimeException if the URI is a "dart" scheme,
-   *     but does not map to a defined system library
-   */
-  public URI translateDartUri(URI uri) {
-    if (isDartUri(uri)) {
-     return SDK_LIBRARY_MANAGER.translateDartUri(uri);
-    } 
-    if (isPackageUri(uri)){   
-      URI fileUri;
-      for (URI rootUri : packageRootsUri){
-        fileUri = getResolvedPackageUri(uri, rootUri);
-        File file  = new File(fileUri);
-        if (file.exists()){
-          try {
-            return file.getCanonicalFile().toURI();
-          } catch (IOException e) {
-            return file.toURI();
-          }
-        }
-      }
-      // resolve against first package root
-      fileUri = getResolvedPackageUri(uri, packageRootsUri.get(0));
-      return fileUri;
-    }
-    return uri;
-  }
-
-  
-  /**
-   * Given a uri, resolve against the list of package roots, used to find generated files
-   * @return uri - resolved uri if file exists, else return given uri 
-   */
-  public URI findExistingFileInPackages(URI fileUri){
-    
-    URI resolvedUri = getRelativeUri(fileUri);
-    if (isPackageUri(resolvedUri)){
-      resolvedUri = resolvePackageUri(resolvedUri.toString());
-      return resolvedUri;
-    }
-    return fileUri;
-  }
-
-  /**
-   * Resolves the given uri against the package root uri
-   */
-  private URI getResolvedPackageUri(URI uri, URI packageRootUri) {
-    URI fileUri;
-    // TODO(keertip): Investigate further
-    // if uri.getHost() returns null, then it is resolved right
-    // so use uri.getAuthority to resolve
-    // package://third_party/dart_lang/lib/unittest/unittest.dart
-    if (uri.getHost() != null){
-      fileUri =  packageRootUri.resolve(uri.getHost() + uri.getPath());
-    } else {
-      fileUri = packageRootUri.resolve(uri.getAuthority() + uri.getPath());
-    }
-    return fileUri;
-  }
-
-  /**
-   * Answer a collection of all bundled library URL specs (e.g. "dart:html").
-   *
-   * @return a collection of specs (not <code>null</code>, contains no <code>null</code>s)
-   */
-  public Collection<String> getAllLibrarySpecs() {
-    return SDK_LIBRARY_MANAGER.getAllLibrarySpecs();
-  }
-  
-  protected SystemLibrary[] getDefaultLibraries() {
-    return SDK_LIBRARY_MANAGER.getDefaultLibraries(); 
-  }
-  
-  public Collection<SystemLibrary> getSystemLibraries(){
-    return SDK_LIBRARY_MANAGER.getAllSystemLibraries();
-  }
-
-  /**
-   * Check if this URI denotes a patch file.
-   */
-  public static boolean isPatchFile(File file) {
-    return SDK_LIBRARY_MANAGER.isPatchFile(file.toURI());
-  } 
-  
-}