/**
 * 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.alipay.dw.jstorm.example.sequence.bolt;

import backtype.storm.task.TopologyContext;
import backtype.storm.topology.BasicOutputCollector;
import backtype.storm.topology.IBasicBolt;
import backtype.storm.topology.OutputFieldsDeclarer;
import backtype.storm.tuple.Fields;
import backtype.storm.tuple.Tuple;
import backtype.storm.tuple.Values;

import com.alibaba.starter.utils.TpsCounter;
import com.alipay.dw.jstorm.example.sequence.SequenceTopologyDef;
import com.alipay.dw.jstorm.example.sequence.bean.Pair;
import com.alipay.dw.jstorm.example.sequence.bean.TradeCustomer;
import java.util.Map;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class SplitRecord implements IBasicBolt {
    private static final long serialVersionUID = 3950023300481479514L;

    public static Logger LOG = LoggerFactory.getLogger(SplitRecord.class);
    
    private TpsCounter tpsCounter;
    
    public void prepare(Map conf, TopologyContext context) {
        
        tpsCounter = new TpsCounter(context.getThisComponentId() + ":" + context.getThisTaskId());
        
        LOG.info("Successfully do prepare");
    }
    
    public void execute(Tuple tuple, BasicOutputCollector collector) {
        tpsCounter.count();
        
        Long tupleId = tuple.getLong(0);
        Object obj = tuple.getValue(1);
        
        if (obj instanceof TradeCustomer) {
            
            TradeCustomer tradeCustomer = (TradeCustomer) obj;
            
            Pair trade = tradeCustomer.getTrade();
            Pair customer = tradeCustomer.getCustomer();
            
            collector.emit(SequenceTopologyDef.TRADE_STREAM_ID, new Values(tupleId, trade));
            
            collector.emit(SequenceTopologyDef.CUSTOMER_STREAM_ID, new Values(tupleId, customer));
        } else if (obj != null) {
            LOG.info("Unknow type " + obj.getClass().getName());
        } else {
            LOG.info("Nullpointer ");
        }
    }
    
    public void cleanup() {
        tpsCounter.cleanup();
        LOG.info("Finish cleanup");
        
    }
    
    public void declareOutputFields(OutputFieldsDeclarer declarer) {
        declarer.declareStream(SequenceTopologyDef.TRADE_STREAM_ID, new Fields("ID", "TRADE"));
        declarer.declareStream(SequenceTopologyDef.CUSTOMER_STREAM_ID, new Fields("ID", "CUSTOMER"));
    }
    
    public Map<String, Object> getComponentConfiguration() {
        return null;
    }
}