Columns []Column
}

// Name where clause name
func (returning Returning) Name() string {
	return "RETURNING"
}

// Build build where clause
func (returning Returning) Build(builder Builder) {
	if len(returning.Columns) > 0 {
		for idx, column := range returning.Columns {
			if idx > 0 {
				builder.WriteByte(',')
			}

			builder.WriteQuoted(column)
		}
	} else {
		builder.WriteByte('*')
	}
}

        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

	if b.buf == nil {
		b.buf = make([]byte, b.tillOffset-offset)
		if _, err := b.disk.ReadFile(context.TODO(), b.volume, b.filePath, offset, b.buf, b.verifier); err != nil {
			return 0, err
		}
	}
	if len(b.buf) < len(buf) {
		return 0, errLessData
	}
	n = copy(buf, b.buf)
	b.buf = b.buf[n:]
	return n, nil
}

// Returns whole-file bitrot reader.

			}

			for i, hdr := range hdrs {
				if i >= len(v.headers) {
					t.Fatalf("entry %d: unexpected header:\ngot %+v", i, *hdr)
				}
				if !reflect.DeepEqual(*hdr, *v.headers[i]) {
					t.Fatalf("entry %d: incorrect header:\ngot  %+v\nwant %+v", i, *hdr, *v.headers[i])
				}
			}
			if len(hdrs) != len(v.headers) {
				t.Fatalf("got %d headers, want %d headers", len(hdrs), len(v.headers))
			}

        }

        return dstIndex - start;
    }

    @Override
    public int decode(byte[] buffer, int bufferIndex, int len) throws SMBProtocolDecodingException {
        if (len < 8) {
            throw new SMBProtocolDecodingException("Invalid compression context length: " + len);
        }

        int start = bufferIndex;

        // Read compression count

		done(0, &err)
	}()

	// Copy inline data to a new buffer to function with deadlines.
	if len(fi.Data) > 0 {
		fi.Data = append(grid.GetByteBufferCap(len(fi.Data))[:0], fi.Data...)
	}
	return xioutil.WithDeadline[RenameDataResp](ctx, globalDriveConfig.GetMaxTimeout(), func(ctx context.Context) (res RenameDataResp, err error) {
		if len(fi.Data) > 0 {
			defer grid.PutByteBuffer(fi.Data)
		}

}

// Encode reads from the reader, erasure-encodes the data and writes to the writers.
func (e *Erasure) Encode(ctx context.Context, src io.Reader, writers []io.Writer, buf []byte, quorum int) (total int64, err error) {
	writer := &multiWriter{
		writers:     writers,
		writeQuorum: quorum,
		errs:        make([]error, len(writers)),
	}

	for {
		var blocks [][]byte

	data.IsTruncated = isTruncated

	commonPrefixes := make([]CommonPrefix, 0, len(prefixes))
	for _, prefix := range prefixes {
		prefixItem := CommonPrefix{}
		prefixItem.Prefix = s3EncodeName(prefix, encodingType)
		commonPrefixes = append(commonPrefixes, prefixItem)
	}
	data.CommonPrefixes = commonPrefixes
	data.KeyCount = len(data.Contents) + len(data.CommonPrefixes)
	return data
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z BatchJobKeyRotateEncryption) Msgsize() (s int) {
	s = 1 + 5 + msgp.StringPrefixSize + len(string(z.Type)) + 4 + msgp.StringPrefixSize + len(z.Key) + 8 + msgp.StringPrefixSize + len(z.Context)
	return
}

// DecodeMsg implements msgp.Decodable
func (z *BatchJobKeyRotateFlags) DecodeMsg(dc *msgp.Reader) (err error) {
	var field []byte
	_ = field

     */
    public static int readn(final InputStream in, final byte[] b, final int off, final int len) throws IOException {
        int i = 0, n = -5;

        while (i < len) {
            n = in.read(b, off + i, len - i);
            if (n <= 0) {
                break;
            }
            i += n;
        }

        return i;
    }

    /* state values
     * 0 - not connected
     * 1 - connecting