srcSet := s.getHashedSet(srcObject)
	dstSet := s.getHashedSet(dstObject)

	cpSrcDstSame := srcSet == dstSet
	// Check if this request is only metadata update.
	if cpSrcDstSame && srcInfo.metadataOnly {
		// Version ID is set for the destination and source == destination version ID.
		// perform an in-place update.

		getOpts.ServerSideEncryption = getSSE
	}

	dstOpts, err = copyDstOpts(ctx, r, dstBucket, dstObject, nil)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	cpSrcDstSame := isStringEqual(pathJoin(srcBucket, srcObject), pathJoin(dstBucket, dstObject))

	getObjectNInfo := objectAPI.GetObjectNInfo

	checkCopyPrecondFn := func(o ObjectInfo) bool {

	}
	if err := checkCopyObjArgs(ctx, dstBucket, dstObject); err != nil {
		return ObjectInfo{}, err
	}

	srcObject = encodeDirObject(srcObject)
	dstObject = encodeDirObject(dstObject)

	cpSrcDstSame := isStringEqual(pathJoin(srcBucket, srcObject), pathJoin(dstBucket, dstObject))

	if !dstOpts.NoLock {
		ns := z.NewNSLock(dstBucket, dstObject)
		lkctx, err := ns.GetLock(ctx, globalOperationTimeout)