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rocksdb/util/status.cc

59 lines
1.4 KiB

// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#include <stdio.h>
#include "port/port.h"
#include "include/status.h"
namespace leveldb {
Status::Status(Code code, const Slice& msg, const Slice& msg2) {
assert(code != kOk);
state_ = new State(make_pair(code, std::string(msg.data(), msg.size())));
if (!msg2.empty()) {
state_->second.append(": ");
state_->second.append(msg2.data(), msg2.size());
}
}
std::string Status::ToString() const {
if (state_ == NULL) {
return "OK";
} else {
char tmp[30];
const char* type;
switch (state_->first) {
case kOk:
type = "OK";
break;
case kNotFound:
type = "NotFound";
break;
case kCorruption:
type = "Corruption: ";
break;
case kNotSupported:
type = "Not implemented: ";
break;
case kInvalidArgument:
type = "Invalid argument: ";
break;
case kIOError:
type = "IO error: ";
break;
default:
snprintf(tmp, sizeof(tmp), "Unknown code(%d): ",
static_cast<int>(state_->first));
type = tmp;
break;
}
std::string result(type);
if (!state_->second.empty()) {
result.append(state_->second);
}
return result;
}
}
}