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Unified Diff: pkg/oauth2/lib/src/authorization_exception.dart

Issue 11420025: Add a package for authenticating via OAuth2. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Code review changes Created 8 years, 1 month ago
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Index: pkg/oauth2/lib/src/authorization_exception.dart
diff --git a/pkg/oauth2/lib/src/authorization_exception.dart b/pkg/oauth2/lib/src/authorization_exception.dart
new file mode 100644
index 0000000000000000000000000000000000000000..d48c3b16d5dc737c54c397798e39994cfdfbfc62
--- /dev/null
+++ b/pkg/oauth2/lib/src/authorization_exception.dart
@@ -0,0 +1,36 @@
+// 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.
+
+library authorization_exception;
+
+import 'dart:io';
+
+/// An exception raised when OAuth2 authorization fails.
+class AuthorizationException implements Exception {
+ /// The name of the error. Possible names are enumerated in [the spec][].
+ ///
+ /// [the spec]: http://tools.ietf.org/html/draft-ietf-oauth-v2-31#section-5.2
+ final String error;
+
+ /// The description of the error, provided by the server. Defaults to null.
+ final String description;
+
+ /// A URI for a page that describes the error in more detail, provided by the
+ /// server. Defaults to null.
+ final Uri uri;
+
+ /// Creates an AuthorizationException.
+ AuthorizationException(this.error, this.description, this.uri);
+
+ /// Provides a string description of the AuthorizationException.
+ String toString() {
+ var header = 'OAuth authorization error ($error)';
+ if (description != null) {
+ header = '$header: $description';
+ } else if (uri != null) {
+ header = '$header: $uri';
+ }
+ return '$header.';
+ }
+}

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