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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.
#ifndef GOOGLE_PROTOBUF_STUBS_STATUS_H_
#define GOOGLE_PROTOBUF_STUBS_STATUS_H_
#include <iosfwd>
#include <string>
#include <google/protobuf/stubs/common.h>
#include <google/protobuf/stubs/stringpiece.h>
namespace google {
namespace protobuf {
namespace util {
namespace error {
// These values must match error codes defined in google/rpc/code.proto.
enum Code {
OK = 0,
CANCELLED = 1,
UNKNOWN = 2,
INVALID_ARGUMENT = 3,
DEADLINE_EXCEEDED = 4,
NOT_FOUND = 5,
ALREADY_EXISTS = 6,
PERMISSION_DENIED = 7,
UNAUTHENTICATED = 16,
RESOURCE_EXHAUSTED = 8,
FAILED_PRECONDITION = 9,
ABORTED = 10,
OUT_OF_RANGE = 11,
UNIMPLEMENTED = 12,
INTERNAL = 13,
UNAVAILABLE = 14,
DATA_LOSS = 15,
};
} // namespace error
class LIBPROTOBUF_EXPORT Status {
public:
// Creates a "successful" status.
Status();
// Create a status in the canonical error space with the specified
// code, and error message. If "code == 0", error_message is
// ignored and a Status object identical to Status::OK is
// constructed.
Status(error::Code error_code, StringPiece error_message);
Status(const Status&);
Status& operator=(const Status& x);
~Status() {}
// Some pre-defined Status objects
static const Status OK; // Identical to 0-arg constructor
static const Status CANCELLED;
static const Status UNKNOWN;
// Accessor
bool ok() const {
return error_code_ == error::OK;
}
int error_code() const {
return error_code_;
}
StringPiece error_message() const {
return error_message_;
}
bool operator==(const Status& x) const;
bool operator!=(const Status& x) const {
return !operator==(x);
}
// Return a combination of the error code name and message.
string ToString() const;
private:
error::Code error_code_;
string error_message_;
};
// Prints a human-readable representation of 'x' to 'os'.
LIBPROTOBUF_EXPORT std::ostream& operator<<(std::ostream& os, const Status& x);
#define EXPECT_OK(value) EXPECT_TRUE((value).ok())
} // namespace util
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_STUBS_STATUS_H_
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