1.项目结构
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2.启动的服务
无
3.驱动程序
1 package com.jun.trident; 2 3 import backtype.storm.Config; 4 import backtype.storm.LocalCluster; 5 import backtype.storm.StormSubmitter; 6 import backtype.storm.generated.AlreadyAliveException; 7 import backtype.storm.generated.InvalidTopologyException; 8 import backtype.storm.tuple.Fields; 9 import backtype.storm.tuple.Values; 10 import storm.trident.TridentTopology; 11 import storm.trident.testing.FixedBatchSpout; 12 13 public class TridentDemo { 14 public static void main(String[] args) throws AlreadyAliveException, InvalidTopologyException { 15 TridentTopology tridentTopology=new TridentTopology(); 16 //模拟数据 17 Fields field=new Fields("log","flag"); 18 FixedBatchSpout spout=new FixedBatchSpout(field,5, 19 new Values("168.214.187.214 - - [1481953616092] "GET /view.php HTTP/1.1" 200 0 "http://cn.bing.com/search?q=spark mllib" "Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1" "-"","A"), 20 new Values("168.187.202.202 - - [1481953537038] "GET /IBEIfeng.gif?order_id=1063&orderTime=1481953537038&memberId=4000012340500607&productInfos=10005-2099.48-B-1|10004-1886.62-A-2|10001-961.99-A-1&orderAmt=6834.70 HTTP/1.1" 200 0 "-" "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2;Tident/6.0)" "-"","A"), 21 new Values("61.30.167.187 - - [1481953539039] "GET /IBEIfeng.gif?order_id=1064&orderTime=1481953539039&memberId=4000930409959999&productInfos=10007-3329.13-B-1|10009-2607.71-B-1|10002-390.62-A-1|10006-411.00-B-2&orderAmt=7149.46 HTTP/1.1" 200 0 "-" "Mozilla/5.0 (Linux; Android 4.2.1; Galaxy Nexus Build/JOP40D) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.166 Mobile Safari/535.19" "-"","A"), 22 new Values("30.29.132.190 - - [1481953544042] "GET /IBEIfeng.gif?order_id=1065&orderTime=1481953544043&memberId=1234568970080798&productInfos=10005-2099.48-B-1|10001-3242.40-C-2|10006-411.00-B-1&orderAmt=8995.28 HTTP/1.1" 200 0 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 7_)_3 like Mac OS X) AppleWebKit/537.51.1 (KHTML, like Gecko) Version/7.0 Mobile/11B511 Safari/9537.53" "-"","B"), 23 new Values("222.190.187.201 - - [1481953578068] "GET /IBEIfeng.gif?order_id=1066&orderTime=1481953578068&memberId=3488586887970809&productInfos=10005-2099.48-B-1|10001-2774.16-C-2&orderAmt=7647.80 HTTP/1.1" 200 0 "-" "Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1" "-"","B"), 24 new Values("72.202.43.53 - - [1481953579069] "GET /IBEIfeng.gif?order_id=1067&orderTime=1481953579069&memberId=2084859896989877&productInfos=10007-3329.13-B-1|10001-961.99-A-2&orderAmt=5253.10 HTTP/1.1" 200 0 "-" "Mozilla/5.0 (Linux; Android 4.2.1; Galaxy Nexus Build/JOP40D) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.166 Mobile Safari/535.19" "-"","B") 25 ); 26 //多次循环 27 spout.setCycle(true); 28 //提交 29 Config config=new Config(); 30 tridentTopology.newStream("orderAnalyse",spout) 31 .each(new Fields("log","flag"),new PrintFilter()); 32 if(args==null || args.length<=0){ 33 LocalCluster localCluster=new LocalCluster(); 34 localCluster.submitTopology("tridentDemo",config,tridentTopology.build()); 35 }else { 36 config.setNumWorkers(2); 37 StormSubmitter.submitTopology(args[0],config,tridentTopology.build()); 38 } 39 } 40 }
4.打印程序
1 package com.jun.trident; 2 3 import backtype.storm.tuple.Fields; 4 import storm.trident.operation.Filter; 5 import storm.trident.operation.TridentOperationContext; 6 import storm.trident.tuple.TridentTuple; 7 8 import java.util.Map; 9 10 public class PrintFilter implements Filter { 11 @Override 12 public boolean isKeep(TridentTuple tridentTuple) { 13 Fields fields=tridentTuple.getFields(); 14 StringBuilder stringBuilder=new StringBuilder(""); 15 int n=0; 16 for (String field:fields.toList()){ 17 Object value=tridentTuple.getValueByField(field); 18 if (n==0){ 19 stringBuilder.append(field+"="+value); 20 }else { 21 stringBuilder.append(" , "+field+"="+value); 22 } 23 n++; 24 } 25 System.err.println(stringBuilder.toString()); 26 return true; 27 } 28 29 @Override 30 public void prepare(Map map, TridentOperationContext tridentOperationContext) { 31 32 } 33 34 @Override 35 public void cleanup() { 36 37 } 38 }
5.效果
