Java连接S3并上传Redis

package com.shinho.bigdatalake.redis;

import com.amazonaws.regions.Region;
import com.amazonaws.regions.Regions;
import com.amazonaws.services.s3.AmazonS3;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.Charset;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVParser;
import org.apache.commons.csv.CSVRecord;
import org.apache.commons.io.IOUtils;
import org.apache.log4j.Logger;

import com.alibaba.fastjson.JSON;
import com.amazonaws.auth.BasicAWSCredentials;
import com.amazonaws.services.s3.AmazonS3Client;
import com.amazonaws.services.s3.model.GetObjectRequest;
import com.amazonaws.services.s3.model.ObjectListing;
import com.amazonaws.services.s3.model.S3Object;
import com.amazonaws.services.s3.model.S3ObjectInputStream;
import com.amazonaws.services.s3.model.S3ObjectSummary;
import com.shinho.test.TestApp;

import redis.clients.jedis.Jedis;

public class S3Utils {
    private static final Logger logger = Logger.getLogger(S3Utils.class);

    public static AmazonS3 s3 = null;

    public static final String AWS_ACCESS_KEY = "xxx";

    public static final String AWS_SECRET_KEY = "xxx";

    public static final String bucketName = "xxx";

    static{
        s3 = new AmazonS3Client(new BasicAWSCredentials(AWS_ACCESS_KEY, AWS_SECRET_KEY));
        s3.setRegion(Region.getRegion(Regions.CN_NORTH_1));
    }

    public static int getData() throws Exception{
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        String json = "";
        ObjectListing ol = s3.listObjects(bucketName);
        List<S3ObjectSummary> objects = ol.getObjectSummaries();
        for (S3ObjectSummary os: objects) {
            System.out.println("* " + os.getKey());
        }
        S3Object obj = s3.getObject(new GetObjectRequest(bucketName,"test/tmp_test_put1.csv"));
        Jedis jedis = new Jedis("xxx");
        jedis.select(15);
        List<CSVRecord> list = null;
        if(obj != null){
            InputStream input = null;
            input = obj.getObjectContent();
            InputStreamReader reader = new InputStreamReader(input, Charset.forName("utf-8"));
            CSVFormat format = CSVFormat.DEFAULT;
            CSVParser parser = format.parse(reader);
            logger.info("开始读取："+sdf.format(new Date()));
            list = parser.getRecords();
            logger.info("完成读取："+sdf.format(new Date()));
            for(CSVRecord csv:list){
                Map<String, String> map = csv.toMap();
                String key = "gdt_cmplya_mid_dist_goal;" + map.get(2)+";"
                        +map.get(1)+";";
                String value = JSON.toJSONString(map);
                jedis.set(key, value);
            }
            logger.info("完成转换："+sdf.format(new Date()));
        }
        return list.size();
    }
}

pom.xml如下：

<dependency>
  <groupId>com.amazonaws</groupId>
  <artifactId>aws-java-sdk</artifactId>
  <version>1.10.26</version>
</dependency>
<dependency>
    <groupId>org.apache.commons</groupId>
    <artifactId>commons-csv</artifactId>
    <version>1.6</version>
</dependency>
<dependency>
    <groupId>redis.clients</groupId>
    <artifactId>jedis</artifactId>
    <version>2.9.0</version>
</dependency>