Examples with Checksum com.example.s3objectlambda.checksum.Checksum used on opensource projects

Example 1 with Checksum

use of com.example.s3objectlambda.checksum.Checksum in project amazon-s3-object-lambda-default-configuration by aws-samples.

the class GetObjectResponseHandler method writeObjectResponse.

public void writeObjectResponse(HttpResponse<InputStream> presignedResponse, byte[] responseObjectByteArray) {
    Checksum checksum;
    try {
        checksum = this.checksumGenerator.getChecksum(responseObjectByteArray);
    } catch (Exception e) {
        this.logger.error("Error while writing object response" + e);
        writeErrorResponse("Error while writing object response.", Error.SERVER_ERROR);
        return;
    }
    var checksumMap = new HashMap<String, String>();
    checksumMap.put("algorithm", checksum.getAlgorithm());
    checksumMap.put("digest", checksum.getChecksum());
    var checksumObjectMetaData = new ObjectMetadata();
    checksumObjectMetaData.setUserMetadata(checksumMap);
    this.s3Client.writeGetObjectResponse(new WriteGetObjectResponseRequest().withRequestRoute(event.outputRoute()).withRequestToken(event.outputToken()).withInputStream(new ByteArrayInputStream(responseObjectByteArray)).withMetadata(checksumObjectMetaData).withStatusCode(presignedResponse.statusCode()));
}