Initial checkin of gRPC to third_party/

third_party/grpc/src/csharp/Grpc.Core/StatusCode.cs

+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+namespace Grpc.Core
+{
+    /// <summary>
+    /// Result of a remote procedure call.
+    /// Based on grpc_status_code from grpc/status.h
+    /// </summary>
+    public enum StatusCode
+    {
+        /// <summary>Not an error; returned on success.</summary>
+        OK = 0,
+
+        /// <summary>The operation was cancelled (typically by the caller).</summary>
+        Cancelled = 1,
+
+        /// <summary>
+        /// Unknown error.  An example of where this error may be returned is
+        /// if a Status value received from another address space belongs to
+        /// an error-space that is not known in this address space.  Also
+        /// errors raised by APIs that do not return enough error information
+        /// may be converted to this error.
+        /// </summary>
+        Unknown = 2,
+
+        /// <summary>
+        /// Client specified an invalid argument.  Note that this differs
+        /// from FAILED_PRECONDITION.  INVALID_ARGUMENT indicates arguments
+        /// that are problematic regardless of the state of the system
+        /// (e.g., a malformed file name).
+        /// </summary>
+        InvalidArgument = 3,
+
+        /// <summary>
+        /// Deadline expired before operation could complete.  For operations
+        /// that change the state of the system, this error may be returned
+        /// even if the operation has completed successfully.  For example, a
+        /// successful response from a server could have been delayed long
+        /// enough for the deadline to expire.
+        /// </summary>
+        DeadlineExceeded = 4,
+
+        /// <summary>Some requested entity (e.g., file or directory) was not found.</summary>
+        NotFound = 5,
+
+        /// <summary>Some entity that we attempted to create (e.g., file or directory) already exists.</summary>
+        AlreadyExists = 6,
+
+        /// <summary>
+        /// The caller does not have permission to execute the specified
+        /// operation.  PERMISSION_DENIED must not be used for rejections
+        /// caused by exhausting some resource (use RESOURCE_EXHAUSTED
+        /// instead for those errors).  PERMISSION_DENIED must not be
+        /// used if the caller can not be identified (use UNAUTHENTICATED
+        /// instead for those errors).
+        /// </summary>
+        PermissionDenied = 7,
+
+        /// <summary>The request does not have valid authentication credentials for the operation.</summary>
+        Unauthenticated = 16,
+
+        /// <summary>
+        /// Some resource has been exhausted, perhaps a per-user quota, or
+        /// perhaps the entire file system is out of space.
+        /// </summary>
+        ResourceExhausted = 8,
+
+        /// <summary>
+        /// Operation was rejected because the system is not in a state
+        /// required for the operation's execution.  For example, directory
+        /// to be deleted may be non-empty, an rmdir operation is applied to
+        /// a non-directory, etc.
+        /// </summary>
+        FailedPrecondition = 9,
+
+        /// <summary>
+        /// The operation was aborted, typically due to a concurrency issue
+        /// like sequencer check failures, transaction aborts, etc.
+        /// </summary>
+        Aborted = 10,
+
+        /// <summary>
+        /// Operation was attempted past the valid range.  E.g., seeking or
+        /// reading past end of file.
+        /// </summary>
+        OutOfRange = 11,
+
+        /// <summary>Operation is not implemented or not supported/enabled in this service.</summary>
+        Unimplemented = 12,
+
+        /// <summary>
+        /// Internal errors.  Means some invariants expected by underlying
+        /// system has been broken.  If you see one of these errors,
+        /// something is very broken.
+        /// </summary>
+        Internal = 13,
+
+        /// <summary>
+        /// The service is currently unavailable.  This is a most likely a
+        /// transient condition and may be corrected by retrying with
+        /// a backoff.
+        /// </summary>
+        Unavailable = 14,
+
+        /// <summary>Unrecoverable data loss or corruption.</summary>
+        DataLoss = 15
+    }
+}