| /** |
| * 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 com.alibaba.jstorm.common.metric.old.window; |
| |
| import com.alibaba.jstorm.common.metric.old.operator.Sampling; |
| import com.alibaba.jstorm.common.metric.old.operator.StartTime; |
| import com.alibaba.jstorm.common.metric.old.operator.merger.Merger; |
| import com.alibaba.jstorm.common.metric.old.operator.updater.Updater; |
| |
| import java.util.ArrayList; |
| |
| public class AllWindow<V> implements Sampling<V>, StartTime { |
| |
| private static final long serialVersionUID = -8523514907315740812L; |
| |
| protected V unflushed; |
| protected V defaultValue; |
| |
| protected Updater<V> updater; |
| protected Merger<V> merger; |
| protected long startTime; |
| |
| AllWindow(V defaultValue, Updater<V> updater, Merger<V> merger) { |
| |
| this.updater = updater; |
| this.merger = merger; |
| |
| this.defaultValue = defaultValue; |
| this.startTime = System.currentTimeMillis(); |
| } |
| |
| @Override |
| public void update(Number obj) { |
| // TODO Auto-generated method stub |
| synchronized (this) { |
| unflushed = updater.update(obj, unflushed); |
| } |
| } |
| |
| public void updateBatch(V batch) { |
| synchronized (this) { |
| unflushed = updater.updateBatch(batch, unflushed); |
| } |
| } |
| |
| @Override |
| public V getSnapshot() { |
| // TODO Auto-generated method stub |
| V ret = merger.merge(new ArrayList<V>(), unflushed, this); |
| if (ret == null) { |
| return defaultValue; |
| } else { |
| return ret; |
| } |
| } |
| |
| @Override |
| public long getStartTime() { |
| // TODO Auto-generated method stub |
| return startTime; |
| } |
| |
| } |