jstorm-core/src/main/java/backtype/storm/metric/api/rpc/IShellMetric.java

/**
 * 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.IMetric;

public interface IShellMetric extends IMetric {
    /***
     * @function This interface is used by ShellBolt and ShellSpout through RPC call to update Metric
     * @param value used to update metric, its's meaning change according implementation Object can be any json support types: String, Long, Double, Boolean,
     *            Null, List, Map
     * */
    public void updateMetricFromRPC(Object value);
}