public KinesisSystemDescriptor withAWSConfig(Map<String, String> awsConfig) {
    this.awsConfig = awsConfig;
    return this;
  }
AWS config for this system. This is not required by default.
@param awsConfig A map of specified AWS configs
@return this system descriptor
samza-aws/src/main/java/org/apache/samza/system/kinesis/descriptors/KinesisSystemDescriptor.java