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1AmazonS3Client s3Client = new AmazonS3Client(new 
2                              BasicAWSCredentials(accessKey, secretKey));
3
4S3Object object = s3Client.getObject(
5                           new GetObjectRequest(bucketName, "myTest.parquet"));
6InputStream objectData = object.getObjectContent();
7	
8for (each line of the InputStream)
9{
10    Map<String, String> prop = new HashMap<>();
11    prop.put("field1", line.getField1());
12    prop.put("field2", line.getField2());
13    // save prop in Redis cache DB
14}