org.nd4j.linalg.profiler.data.primitives.TimeSet Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
package org.nd4j.linalg.profiler.data.primitives;
import java.util.ArrayList;
import java.util.List;
/**
* Utility holder class, used to store timing sets retrieved with profiler.
*
* @author [email protected]
*/
public class TimeSet implements Comparable {
private List times = new ArrayList<>();
private long sum = 0;
public void addTime(long time) {
times.add(new ComparableAtomicLong(time));
sum = 0;
}
public long getSum() {
if (sum == 0) {
for (ComparableAtomicLong time : times) {
sum += time.get();
}
}
return sum;
}
public long getAverage() {
if (times.size() == 0)
return 0L;
long tSum = getSum();
return tSum / times.size();
}
public long getMedian() {
if (times.size() == 0)
return 0L;
return times.get(times.size() / 2).longValue();
}
public long getMinimum() {
long min = Long.MAX_VALUE;
for (ComparableAtomicLong time : times) {
if (time.get() < min)
min = time.get();
}
return min;
}
public long getMaximum() {
long max = Long.MIN_VALUE;
for (ComparableAtomicLong time : times) {
if (time.get() > max)
max = time.get();
}
return max;
}
public int size() {
return times.size();
}
@Override
public int compareTo(TimeSet o) {
return Long.compare(o.getSum(), this.getSum());
}
}