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+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// 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.
+#include <google/protobuf/stubs/status.h>
+
+#include <ostream>
+#include <stdio.h>
+#include <string>
+#include <utility>
+
+namespace google {
+namespace protobuf {
+namespace util {
+namespace status_internal {
+namespace {
+
+inline std::string StatusCodeToString(StatusCode code) {
+ switch (code) {
+ case StatusCode::kOk:
+ return "OK";
+ case StatusCode::kCancelled:
+ return "CANCELLED";
+ case StatusCode::kUnknown:
+ return "UNKNOWN";
+ case StatusCode::kInvalidArgument:
+ return "INVALID_ARGUMENT";
+ case StatusCode::kDeadlineExceeded:
+ return "DEADLINE_EXCEEDED";
+ case StatusCode::kNotFound:
+ return "NOT_FOUND";
+ case StatusCode::kAlreadyExists:
+ return "ALREADY_EXISTS";
+ case StatusCode::kPermissionDenied:
+ return "PERMISSION_DENIED";
+ case StatusCode::kUnauthenticated:
+ return "UNAUTHENTICATED";
+ case StatusCode::kResourceExhausted:
+ return "RESOURCE_EXHAUSTED";
+ case StatusCode::kFailedPrecondition:
+ return "FAILED_PRECONDITION";
+ case StatusCode::kAborted:
+ return "ABORTED";
+ case StatusCode::kOutOfRange:
+ return "OUT_OF_RANGE";
+ case StatusCode::kUnimplemented:
+ return "UNIMPLEMENTED";
+ case StatusCode::kInternal:
+ return "INTERNAL";
+ case StatusCode::kUnavailable:
+ return "UNAVAILABLE";
+ case StatusCode::kDataLoss:
+ return "DATA_LOSS";
+ }
+
+ // No default clause, clang will abort if a code is missing from
+ // above switch.
+ return "UNKNOWN";
+}
+
+} // namespace
+
+Status::Status() : error_code_(StatusCode::kOk) {}
+
+Status::Status(StatusCode error_code, StringPiece error_message)
+ : error_code_(error_code) {
+ if (error_code != StatusCode::kOk) {
+ error_message_ = error_message.ToString();
+ }
+}
+
+Status::Status(const Status& other)
+ : error_code_(other.error_code_), error_message_(other.error_message_) {
+}
+
+Status& Status::operator=(const Status& other) {
+ error_code_ = other.error_code_;
+ error_message_ = other.error_message_;
+ return *this;
+}
+
+bool Status::operator==(const Status& x) const {
+ return error_code_ == x.error_code_ &&
+ error_message_ == x.error_message_;
+}
+
+std::string Status::ToString() const {
+ if (error_code_ == StatusCode::kOk) {
+ return "OK";
+ } else {
+ if (error_message_.empty()) {
+ return StatusCodeToString(error_code_);
+ } else {
+ return StatusCodeToString(error_code_) + ":" + error_message_;
+ }
+ }
+}
+
+Status OkStatus() { return Status(); }
+
+std::ostream& operator<<(std::ostream& os, const Status& x) {
+ os << x.ToString();
+ return os;
+}
+
+bool IsAborted(const Status& status) {
+ return status.code() == StatusCode::kAborted;
+}
+
+bool IsAlreadyExists(const Status& status) {
+ return status.code() == StatusCode::kAlreadyExists;
+}
+
+bool IsCancelled(const Status& status) {
+ return status.code() == StatusCode::kCancelled;
+}
+
+bool IsDataLoss(const Status& status) {
+ return status.code() == StatusCode::kDataLoss;
+}
+
+bool IsDeadlineExceeded(const Status& status) {
+ return status.code() == StatusCode::kDeadlineExceeded;
+}
+
+bool IsFailedPrecondition(const Status& status) {
+ return status.code() == StatusCode::kFailedPrecondition;
+}
+
+bool IsInternal(const Status& status) {
+ return status.code() == StatusCode::kInternal;
+}
+
+bool IsInvalidArgument(const Status& status) {
+ return status.code() == StatusCode::kInvalidArgument;
+}
+
+bool IsNotFound(const Status& status) {
+ return status.code() == StatusCode::kNotFound;
+}
+
+bool IsOutOfRange(const Status& status) {
+ return status.code() == StatusCode::kOutOfRange;
+}
+
+bool IsPermissionDenied(const Status& status) {
+ return status.code() == StatusCode::kPermissionDenied;
+}
+
+bool IsResourceExhausted(const Status& status) {
+ return status.code() == StatusCode::kResourceExhausted;
+}
+
+bool IsUnauthenticated(const Status& status) {
+ return status.code() == StatusCode::kUnauthenticated;
+}
+
+bool IsUnavailable(const Status& status) {
+ return status.code() == StatusCode::kUnavailable;
+}
+
+bool IsUnimplemented(const Status& status) {
+ return status.code() == StatusCode::kUnimplemented;
+}
+
+bool IsUnknown(const Status& status) {
+ return status.code() == StatusCode::kUnknown;
+}
+
+Status AbortedError(StringPiece message) {
+ return Status(StatusCode::kAborted, message);
+}
+
+Status AlreadyExistsError(StringPiece message) {
+ return Status(StatusCode::kAlreadyExists, message);
+}
+
+Status CancelledError(StringPiece message) {
+ return Status(StatusCode::kCancelled, message);
+}
+
+Status DataLossError(StringPiece message) {
+ return Status(StatusCode::kDataLoss, message);
+}
+
+Status DeadlineExceededError(StringPiece message) {
+ return Status(StatusCode::kDeadlineExceeded, message);
+}
+
+Status FailedPreconditionError(StringPiece message) {
+ return Status(StatusCode::kFailedPrecondition, message);
+}
+
+Status InternalError(StringPiece message) {
+ return Status(StatusCode::kInternal, message);
+}
+
+Status InvalidArgumentError(StringPiece message) {
+ return Status(StatusCode::kInvalidArgument, message);
+}
+
+Status NotFoundError(StringPiece message) {
+ return Status(StatusCode::kNotFound, message);
+}
+
+Status OutOfRangeError(StringPiece message) {
+ return Status(StatusCode::kOutOfRange, message);
+}
+
+Status PermissionDeniedError(StringPiece message) {
+ return Status(StatusCode::kPermissionDenied, message);
+}
+
+Status ResourceExhaustedError(StringPiece message) {
+ return Status(StatusCode::kResourceExhausted, message);
+}
+
+Status UnauthenticatedError(StringPiece message) {
+ return Status(StatusCode::kUnauthenticated, message);
+}
+
+Status UnavailableError(StringPiece message) {
+ return Status(StatusCode::kUnavailable, message);
+}
+
+Status UnimplementedError(StringPiece message) {
+ return Status(StatusCode::kUnimplemented, message);
+}
+
+Status UnknownError(StringPiece message) {
+ return Status(StatusCode::kUnknown, message);
+}
+
+} // namespace status_internal
+} // namespace util
+} // namespace protobuf
+} // namespace google