public boolean isMultipartCopy() {
        return metadata.getContentLength() > configuration.getMultipartCopyThreshold();
    }
Returns true if this CopyCallable is processing a multi-part copy.

@return True if this CopyCallable is processing a multi-part copy.
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/transfer/internal/CopyCallable.java