Examples with ItemNotFound org.tron.core.net.message.ItemNotFound used on opensource projects

Example 1 with ItemNotFound

use of org.tron.core.net.message.ItemNotFound in project java-tron by tronprotocol.

the class NodeImpl method onHandleFetchDataMessage.

private void onHandleFetchDataMessage(PeerConnection peer, FetchInvDataMessage fetchInvDataMsg) {
    logger.info("on handle fetch block message");
    MessageTypes type = fetchInvDataMsg.getInvMessageType();
    // TODO:maybe can use message cache here
    final BlockCapsule[] blocks = { del.getGenesisBlock() };
    // get data and send it one by one
    fetchInvDataMsg.getHashList().forEach(hash -> {
        if (del.contain(hash, type)) {
            Message msg = del.getData(hash, type);
            if (type.equals(MessageTypes.BLOCK)) {
                blocks[0] = ((BlockMessage) msg).getBlockCapsule();
            }
            peer.sendMessage(msg);
        } else {
            peer.sendMessage(new ItemNotFound());
        }
    });
    if (blocks[0] != null) {
        peer.setHeadBlockWeBothHave(blocks[0].getBlockId());
        peer.setHeadBlockTimeWeBothHave(blocks[0].getTimeStamp());
    }
}