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  • io流读取txt文本到mysql数据库

    package com.liujin.cms.kafka;
    
    import org.apache.kafka.clients.consumer.ConsumerRecord;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.kafka.listener.MessageListener;
    
    import com.alibaba.fastjson.JSON;
    import com.liujin.cms.dao.PlanDao;
    import com.liujin.cms.domain.Plan;
    
    public class ArticleListener implements MessageListener<String, String>{
    
        @Autowired
        PlanDao planDao;
        
        @Override
        public void onMessage(ConsumerRecord<String, String> data) {
            // TODO Auto-generated method stub
            System.err.println("接收到了消息");
            String value = data.value();
            //json转成对象
            Plan plan = JSON.parseObject(value, Plan.class);
            planDao.save(plan);
            System.err.println("保存成功");
        }
    
    }
    package com.bw.test;
    
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileNotFoundException;
    import java.util.ArrayList;
    import java.util.List;
    
    import org.junit.Test;
    import org.junit.runner.RunWith;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.data.redis.core.RedisTemplate;
    import org.springframework.kafka.core.KafkaTemplate;
    import org.springframework.test.context.ContextConfiguration;
    import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
    
    import com.alibaba.fastjson.JSON;
    import com.bw.bean.Plan;
    import com.bw.utils.StreamUtil;
    
    @RunWith(SpringJUnit4ClassRunner.class)
    @ContextConfiguration("classpath:producer.xml")
    public class MyTest {
    
    	
    	
    	@Autowired
    	KafkaTemplate<String, String> kafkaTemplate;
    	
    	@SuppressWarnings("unchecked")
    	@Test
    	public void readtest() throws FileNotFoundException {
    		ArrayList<Plan> list = new ArrayList<Plan>();
    		
    		File file = new File("E:/a/data.txt");
    		
    		FileInputStream inputStream = new FileInputStream(file);
    		
    		List<String> readLine = StreamUtil.readLine(inputStream);
    		readLine.remove(0);
    		for (String string : readLine) {
    			Plan plan = new Plan();
    			String[] split = string.split("\|\|");
    	
    			//System.out.println(line);
    			//每个|都要转义
    		
    			String name=split[0];
    			double amount=Double.parseDouble(split[1]);
    			String manager=split[3];
    			String content=split[2];
    			
    			Integer dept_id=null;
    			if ("药厂".equals(split[4])) {
    				dept_id=1;
    			}else if ("准能选煤厂".equals(split[4])) {
    				dept_id=2;
    			}else if ("洗选车间".equals(split[4])) {
    				dept_id=3;
    			}else if ("生产服务中心".equals(split[4])) {
    				dept_id=4;
    			}else if ("矸电公司".contains(split[4])) {
    				dept_id=5;
    			}else if ("大准铁路公司".equals(split[4])) {
    				dept_id=6;
    			}
    		
    			plan.setName(name);
    			plan.setAmount(amount);
    			plan.setManager(manager);
    			plan.setContent(content);
    			plan.setDept_id(dept_id);
    			
    			String jsonString = JSON.toJSONString(plan);
    			kafkaTemplate.send("zhunneng",jsonString);
    			
    			list.add(plan);
    		}
    	
    		for (Plan plan : list) {
    			System.out.println(plan);
    		}
    	}
    }
    

      

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  • 原文地址:https://www.cnblogs.com/tang0125/p/12693679.html
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