public static int encode(
final MutableDirectBuffer mutableDirectBuffer,
final int offset,
int flags,
final int keepaliveInterval,
final int maxLifetime,
final String metadataMimeType,
final String dataMimeType,
final ByteBuffer metadata,
final ByteBuffer data) {
final int frameLength =
computeFrameLength(metadataMimeType, dataMimeType, metadata.remaining(), data.remaining());
int length =
FrameHeaderFlyweight.encodeFrameHeader(
mutableDirectBuffer, offset, frameLength, flags, FrameType.SETUP, 0);
mutableDirectBuffer.putInt(
offset + VERSION_FIELD_OFFSET, CURRENT_VERSION, ByteOrder.BIG_ENDIAN);
mutableDirectBuffer.putInt(
offset + KEEPALIVE_INTERVAL_FIELD_OFFSET, keepaliveInterval, ByteOrder.BIG_ENDIAN);
mutableDirectBuffer.putInt(
offset + MAX_LIFETIME_FIELD_OFFSET, maxLifetime, ByteOrder.BIG_ENDIAN);
length += BitUtil.SIZE_OF_INT * 3;
length += putMimeType(mutableDirectBuffer, offset + length, metadataMimeType);
length += putMimeType(mutableDirectBuffer, offset + length, dataMimeType);
length +=
FrameHeaderFlyweight.encodeMetadata(mutableDirectBuffer, offset, offset + length, metadata);
length += FrameHeaderFlyweight.encodeData(mutableDirectBuffer, offset + length, data);
return length;
}
public static int encode(
final MutableDirectBuffer mutableDirectBuffer,
final int offset,
final int ttl,
final int numRequests,
final ByteBuffer metadata) {
final int frameLength = computeFrameLength(metadata.remaining());
int length =
FrameHeaderFlyweight.encodeFrameHeader(
mutableDirectBuffer, offset, frameLength, 0, FrameType.LEASE, 0);
mutableDirectBuffer.putInt(offset + TTL_FIELD_OFFSET, ttl, ByteOrder.BIG_ENDIAN);
mutableDirectBuffer.putInt(
offset + NUM_REQUESTS_FIELD_OFFSET, numRequests, ByteOrder.BIG_ENDIAN);
length += BitUtil.SIZE_OF_INT * 2;
length +=
FrameHeaderFlyweight.encodeMetadata(mutableDirectBuffer, offset, offset + length, metadata);
return length;
}
public static int computeFrameLength(
final String metadataMimeType,
final String dataMimeType,
final int metadataLength,
final int dataLength) {
int length =
FrameHeaderFlyweight.computeFrameHeaderLength(FrameType.SETUP, metadataLength, dataLength);
length += BitUtil.SIZE_OF_INT * 3;
length += 1 + metadataMimeType.getBytes(StandardCharsets.UTF_8).length;
length += 1 + dataMimeType.getBytes(StandardCharsets.UTF_8).length;
return length;
}
public static int computeFrameLength(final int metadataLength) {
int length = FrameHeaderFlyweight.computeFrameHeaderLength(FrameType.SETUP, metadataLength, 0);
return length + BitUtil.SIZE_OF_INT * 2;
}