1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "logger.h"
17 #include <cstdarg>
18 #include "default_logger.h"
19 #ifndef __WITH_NO_HILOG__
20 #include "hi_logger.h"
21 #endif
22 namespace OHOS {
23 namespace HiviewDFX {
Logger()24 Logger::Logger()
25 {
26 m_logger = std::make_unique<DefaultLogger>();
27 #ifndef __WITH_NO_HILOG__
28 SetUserLogger(std::make_unique<HiLogger>());
29 #endif
30 }
31
GetInstance()32 Logger& Logger::GetInstance()
33 {
34 static Logger instance;
35 return instance;
36 }
37
SetUserLogger(std::unique_ptr<ILogger> logger)38 bool Logger::SetUserLogger(std::unique_ptr<ILogger> logger)
39 {
40 if (!logger) {
41 return false;
42 }
43 m_logger = std::move(logger);
44 return true;
45 }
46
47
Print(uint32_t level,uint32_t domain,const char * tag,const char * format,...)48 void Logger::Print(uint32_t level, uint32_t domain, const char* tag, const char* format, ...)
49 {
50 if (m_logger == nullptr) {
51 return;
52 }
53 va_list args;
54 va_start(args, format);
55 m_logger->Print(level, domain, tag, format, args);
56 va_end(args);
57 }
58 }
59 }