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/*
* Copyright (C) 2005 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.
*/
#define LOG_TAG "StopWatch"
#include <utils/StopWatch.h>
/* for PRId64 */
#ifndef __STDC_FORMAT_MACROS
#define __STDC_FORMAT_MACROS 1
#endif
#include <inttypes.h>
#include <utils/Log.h>
namespace android {
StopWatch::StopWatch(const char* name, int clock) : mName(name), mClock(clock) {
reset();
}
StopWatch::~StopWatch() {
ALOGD("StopWatch %s (us): %" PRId64 " ", name(), ns2us(elapsedTime()));
}
const char* StopWatch::name() const {
return mName;
}
nsecs_t StopWatch::elapsedTime() const {
return systemTime(mClock) - mStartTime;
}
void StopWatch::reset() {
mStartTime = systemTime(mClock);
}
} // namespace android