org.nd4j.linalg.profiler.data.StringCounter 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;
import org.nd4j.linalg.profiler.data.primitives.ComparableAtomicLong;
import org.nd4j.common.util.ArrayUtil;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicLong;
/**
* Simple key-value counter
*
* @author [email protected]
*/
public class StringCounter {
private Map counter = new ConcurrentHashMap<>();
private AtomicLong totals = new AtomicLong(0);
public StringCounter() {
}
public void reset() {
for (String key : counter.keySet()) {
// counter.remove(key);
counter.put(key, new ComparableAtomicLong(0));
}
totals.set(0);
}
public long incrementCount(String key) {
if (!counter.containsKey(key)) {
counter.put(key, new ComparableAtomicLong(0));
}
ArrayUtil.allUnique(new int[] {});
totals.incrementAndGet();
return counter.get(key).incrementAndGet();
}
public long getCount(String key) {
if (!counter.containsKey(key))
return 0;
return counter.get(key).get();
}
public void totalsIncrement() {
totals.incrementAndGet();
}
public String asString() {
StringBuilder builder = new StringBuilder();
Map sortedCounter = ArrayUtil.sortMapByValue(counter);
for (String key : sortedCounter.keySet()) {
long currentCnt = sortedCounter.get(key).get();
long totalCnt = totals.get();
if (totalCnt == 0)
continue;
float perc = currentCnt * 100 / totalCnt;
builder.append(key).append(" >>> [").append(currentCnt).append("]").append(" perc: [").append(perc)
.append("]").append("\n");
}
return builder.toString();
}
}