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