blob: 19b4353def183014d51aa81002fd6b23ac3c9348 [file] [log] [blame]
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef IDMAP2_INCLUDE_IDMAP2_SYSTRACE_H_
#define IDMAP2_INCLUDE_IDMAP2_SYSTRACE_H_
#define ATRACE_TAG ATRACE_TAG_RRO
#include <sstream>
#include <vector>
#include "cutils/trace.h"
namespace android::idmap2::utils {
#ifdef __ANDROID__
class ScopedTraceNoStart {
public:
~ScopedTraceNoStart() {
ATRACE_END();
}
};
class ScopedTraceMessageHelper {
public:
~ScopedTraceMessageHelper() {
ATRACE_BEGIN(buffer_.str().c_str());
}
std::ostream& stream() {
return buffer_;
}
private:
std::ostringstream buffer_;
};
#define SYSTRACE \
android::idmap2::utils::ScopedTraceNoStart _trace##__LINE__; \
(ATRACE_ENABLED()) && android::idmap2::utils::ScopedTraceMessageHelper().stream()
#else
class DummyStream {
public:
std::ostream& stream() {
return buffer_;
}
private:
std::ostringstream buffer_;
};
#define SYSTRACE android::idmap2::utils::DummyStream().stream()
#endif
} // namespace android::idmap2::utils
template <typename T>
std::ostream& operator<<(std::ostream& stream, const std::vector<T>& vector) {
bool first = true;
stream << "[";
for (const auto& item : vector) {
if (!first) {
stream << ", ";
}
stream << item;
first = false;
}
stream << "]";
return stream;
}
#endif // IDMAP2_INCLUDE_IDMAP2_SYSTRACE_H_