SendHeadersMessage (bitcoinj-core 0.17-alpha1 API)

java.lang.Object
- org.bitcoinj.core.Message
- - org.bitcoinj.core.EmptyMessage
  - - org.bitcoinj.core.SendHeadersMessage

```
public class SendHeadersMessage
extends EmptyMessage
```
A new message, "sendheaders", which indicates that a node prefers to receive new block announcements via a "headers" message rather than an "inv".

See BIP 130.

- Field Summary
  - Fields inherited from class org.bitcoinj.core.Message
    MAX_SIZE, params, payload, serializer
- Constructor Summary
  
  Constructors
  Constructor Description
  
  SendHeadersMessage()
  
  SendHeadersMessage(NetworkParameters params, java.nio.ByteBuffer payload)
- Method Summary
  - Methods inherited from class org.bitcoinj.core.EmptyMessage
    bitcoinSerializeToStream, getMessageSize, parse
  - Methods inherited from class org.bitcoinj.core.Message
    bitcoinSerialize, getHash, getParams, readByte, readByteArray, readBytes, readHash, readInt32, readInt64, readStr, readUint32, readUint64, readVarInt, skipBytes, unCache, unsafeBitcoinSerialize
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SendHeadersMessage
```
public SendHeadersMessage()
```

SendHeadersMessage

public SendHeadersMessage(NetworkParameters params,
                          java.nio.ByteBuffer payload)