| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.beam.sdk.extensions.euphoria.core.testkit.accumulators; |
| |
| import java.time.Duration; |
| import java.util.Map; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.beam.sdk.extensions.euphoria.core.client.accumulators.Timer; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Maps; |
| |
| final class NanosecondTimer implements Timer, Snapshotable<Map<Duration, Long>> { |
| |
| private final LongHistogram hist = new LongHistogram(); |
| |
| NanosecondTimer() {} |
| |
| @Override |
| public void add(long duration, TimeUnit unit) { |
| hist.add(unit.toNanos(duration), 1); |
| } |
| |
| @Override |
| public void add(Duration duration) { |
| add(duration.toNanos(), TimeUnit.NANOSECONDS); |
| } |
| |
| @Override |
| public Map<Duration, Long> getSnapshot() { |
| Map<Duration, Long> m = Maps.newHashMapWithExpectedSize(hist.buckets.size()); |
| hist.buckets.forEach((key, count) -> m.put(Duration.ofNanos(key), count)); |
| return m; |
| } |
| } |