| /** |
| * 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 backtype.storm.metric.api.rpc; |
| |
| import backtype.storm.metric.api.CountMetric; |
| |
| public class CountShellMetric extends CountMetric implements IShellMetric { |
| /*** |
| * @param params should be null or long if value is null, it will call incr() if value is long, it will call incrBy((long)params) |
| * */ |
| public void updateMetricFromRPC(Object value) { |
| if (value == null) { |
| incr(); |
| } else if (value instanceof Long) { |
| incrBy((Long) value); |
| } else { |
| throw new RuntimeException("CountShellMetric updateMetricFromRPC params should be null or Long"); |
| } |
| } |
| } |