Aws lambda upload file to s3 java

try{
            // Create new file
            Util._logger.log(" Creating file transfer ");

            StringBuilder stringBuilder = new StringBuilder();

            //Writing in file
            stringBuilder.append('Data you want to write in file');

            // Upload file
            ByteArrayInputStream inputStream = new ByteArrayInputStream(stringBuilder.toString().getBytes(Constants.UTF_8));
            s3Client.putObject(dstBucket, uploadFileName, inputStream, new ObjectMetadata());

        } catch (UnsupportedEncodingException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (AmazonServiceException ase) {
            System.out.println("Caught an AmazonServiceException, " +
                    "which means your request made it " + 
                    "to Amazon S3, but was rejected with an error " +
                    "response for some reason.");
            System.out.println("Error Message:    " + ase.getMessage());
            System.out.println("HTTP Status Code: " + ase.getStatusCode());
            System.out.println("AWS Error Code:   " + ase.getErrorCode());
            System.out.println("Error Type:       " + ase.getErrorType());
            System.out.println("Request ID:       " + ase.getRequestId());
            Util._logger.log(Constants.EXCEPTION_ERROR + ase.getMessage());
            ase.printStackTrace();
        } catch (AmazonClientException ace) {
                System.out.println("Caught an AmazonClientException, " +
                        "which means the client encountered " +
                        "an internal error while trying to " +
                        " communicate with S3, " +
                        "such as not being able to access the network.");
                System.out.println(Constants.EXCEPTION_ERROR + ace.getMessage());
                Util._logger.log(Constants.EXCEPTION_ERROR + ace.getMessage());
                ace.printStackTrace();
        } catch (Exception e) {
                Util._logger.log(Constants.EXCEPTION_ERROR + e.getMessage());
                e.printStackTrace();
        }

Source: stackoverflow.com

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