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[kotlin][AWS] S3Util (get & put)

승가비 2022. 10. 5. 18:09
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import com.amazonaws.auth.AWSStaticCredentialsProvider
import com.amazonaws.auth.BasicAWSCredentials
import com.amazonaws.services.s3.AmazonS3
import com.amazonaws.services.s3.AmazonS3ClientBuilder
import com.amazonaws.services.s3.model.PutObjectRequest
import com.amazonaws.services.s3.model.S3Object
import se.ohou.ads.batch.model.S3

object S3Util {
    private fun client(
        accessKey: String,
        secretKey: String,
        region: String
    ): AmazonS3 {
        return AmazonS3ClientBuilder.standard().withCredentials(
            AWSStaticCredentialsProvider(
                BasicAWSCredentials(accessKey, secretKey)
            )
        ).withRegion(region).build()
    }

    fun get(s3: S3): S3Object {
        with(s3) {
            return client(accessKey, secretKey, region)
                .getObject(bucketName, key)
        }
    }

    fun put(
        s3: S3,
        obj: S3Object
    ) {
        with(s3) {
            client(accessKey, secretKey, region)
                .putObject(
                    PutObjectRequest(
                        bucketName,
                        key,
                        obj.objectContent,
                        obj.objectMetadata
                    )
                )
        }
    }
}

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