Line data    Source code

       1             : // Protocol Buffers - Google's data interchange format
       2             : // Copyright 2008 Google Inc.  All rights reserved.
       3             : // https://developers.google.com/protocol-buffers/
       4             : //
       5             : // Redistribution and use in source and binary forms, with or without
       6             : // modification, are permitted provided that the following conditions are
       7             : // met:
       8             : //
       9             : //     * Redistributions of source code must retain the above copyright
      10             : // notice, this list of conditions and the following disclaimer.
      11             : //     * Redistributions in binary form must reproduce the above
      12             : // copyright notice, this list of conditions and the following disclaimer
      13             : // in the documentation and/or other materials provided with the
      14             : // distribution.
      15             : //     * Neither the name of Google Inc. nor the names of its
      16             : // contributors may be used to endorse or promote products derived from
      17             : // this software without specific prior written permission.
      18             : //
      19             : // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      20             : // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      21             : // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      22             : // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
      23             : // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
      24             : // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
      25             : // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      26             : // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      27             : // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      28             : // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
      29             : // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      30             : #include <google/protobuf/stubs/status.h>
      31             : 
      32             : #include <ostream>
      33             : #include <stdio.h>
      34             : #include <string>
      35             : #include <utility>
      36             : 
      37             : namespace google {
      38             : namespace protobuf {
      39             : namespace util {
      40             : namespace error {
      41           0 : inline string CodeEnumToString(error::Code code) {
      42           0 :   switch (code) {
      43             :     case OK:
      44           0 :       return "OK";
      45             :     case CANCELLED:
      46           0 :       return "CANCELLED";
      47             :     case UNKNOWN:
      48           0 :       return "UNKNOWN";
      49             :     case INVALID_ARGUMENT:
      50           0 :       return "INVALID_ARGUMENT";
      51             :     case DEADLINE_EXCEEDED:
      52           0 :       return "DEADLINE_EXCEEDED";
      53             :     case NOT_FOUND:
      54           0 :       return "NOT_FOUND";
      55             :     case ALREADY_EXISTS:
      56           0 :       return "ALREADY_EXISTS";
      57             :     case PERMISSION_DENIED:
      58           0 :       return "PERMISSION_DENIED";
      59             :     case UNAUTHENTICATED:
      60           0 :       return "UNAUTHENTICATED";
      61             :     case RESOURCE_EXHAUSTED:
      62           0 :       return "RESOURCE_EXHAUSTED";
      63             :     case FAILED_PRECONDITION:
      64           0 :       return "FAILED_PRECONDITION";
      65             :     case ABORTED:
      66           0 :       return "ABORTED";
      67             :     case OUT_OF_RANGE:
      68           0 :       return "OUT_OF_RANGE";
      69             :     case UNIMPLEMENTED:
      70           0 :       return "UNIMPLEMENTED";
      71             :     case INTERNAL:
      72           0 :       return "INTERNAL";
      73             :     case UNAVAILABLE:
      74           0 :       return "UNAVAILABLE";
      75             :     case DATA_LOSS:
      76           0 :       return "DATA_LOSS";
      77             :   }
      78             : 
      79             :   // No default clause, clang will abort if a code is missing from
      80             :   // above switch.
      81           0 :   return "UNKNOWN";
      82             : }
      83             : }  // namespace error.
      84             : 
      85          46 : const Status Status::OK = Status();
      86          46 : const Status Status::CANCELLED = Status(error::CANCELLED, "");
      87          46 : const Status Status::UNKNOWN = Status(error::UNKNOWN, "");
      88             : 
      89          46 : Status::Status() : error_code_(error::OK) {
      90          46 : }
      91             : 
      92          92 : Status::Status(error::Code error_code, StringPiece error_message)
      93          92 :     : error_code_(error_code) {
      94          92 :   if (error_code != error::OK) {
      95         184 :     error_message_ = error_message.ToString();
      96             :   }
      97          92 : }
      98             : 
      99           0 : Status::Status(const Status& other)
     100           0 :     : error_code_(other.error_code_), error_message_(other.error_message_) {
     101           0 : }
     102             : 
     103           0 : Status& Status::operator=(const Status& other) {
     104           0 :   error_code_ = other.error_code_;
     105           0 :   error_message_ = other.error_message_;
     106           0 :   return *this;
     107             : }
     108             : 
     109           0 : bool Status::operator==(const Status& x) const {
     110           0 :   return error_code_ == x.error_code_ &&
     111           0 :       error_message_ == x.error_message_;
     112             : }
     113             : 
     114           0 : string Status::ToString() const {
     115           0 :   if (error_code_ == error::OK) {
     116           0 :     return "OK";
     117             :   } else {
     118           0 :     if (error_message_.empty()) {
     119           0 :       return error::CodeEnumToString(error_code_);
     120             :     } else {
     121           0 :       return error::CodeEnumToString(error_code_) + ":" +
     122           0 :           error_message_;
     123             :     }
     124             :   }
     125             : }
     126             : 
     127           0 : ostream& operator<<(ostream& os, const Status& x) {
     128           0 :   os << x.ToString();
     129           0 :   return os;
     130             : }
     131             : 
     132             : }  // namespace util
     133             : }  // namespace protobuf
     134         138 : }  // namespace google