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November 9, 2015 01:21
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status.h
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| /* | |
| * | |
| * 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. | |
| * | |
| */ | |
| #ifndef GRPCXX_SUPPORT_STATUS_H | |
| #define GRPCXX_SUPPORT_STATUS_H | |
| #include <grpc++/support/config.h> | |
| #include <grpc++/support/status_code_enum.h> | |
| namespace grpc { | |
| /// Did it work? If it didn't, why? | |
| /// | |
| /// See \a grpc::StatusCode for details on the available code and their meaning. | |
| class Status { | |
| public: | |
| /// Construct an OK instance. | |
| Status() : code_(StatusCode::OK) {} | |
| /// Construct an instance with associated \a code and \a details (also | |
| // referred to as "error_message"). | |
| Status(StatusCode code, const grpc::string& details) | |
| : code_(code), details_(details) {} | |
| // Pre-defined special status objects. | |
| /// An OK pre-defined instance. | |
| static const Status& OK; | |
| /// A CANCELLED pre-defined instance. | |
| static const Status& CANCELLED; | |
| /// Return the instance's error code. | |
| StatusCode error_code() const { return code_; } | |
| /// Return the instance's error message. | |
| grpc::string error_message() const { return details_; } | |
| /// Is the status OK? | |
| bool ok() const { return code_ == StatusCode::OK; } | |
| private: | |
| StatusCode code_; | |
| grpc::string details_; | |
| }; | |
| } // namespace grpc | |
| #endif // GRPCXX_SUPPORT_STATUS_H |
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