Follower (ZooKeeper 3.4.13-6 API)

java.lang.Object
- org.apache.zookeeper.server.quorum.Learner
- - org.apache.zookeeper.server.quorum.Follower

```
public class Follower
extends Learner
```
This class has the control logic for the Follower.

Field Summary
- Fields inherited from class org.apache.zookeeper.server.quorum.Learner
  bufferedOutput, leaderIs, leaderOs, leaderProtocolVersion, LOG, sock

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected long`	`getLastQueued()`	The zxid of the last operation queued
`long`	`getZxid()`	The zxid of the last operation seen
`protected void`	`processPacket(QuorumPacket qp)`	Examine the packet received in qp and dispatch based on its contents.
`void`	`shutdown()`	Shutdown the Peer
`java.lang.String`	`toString()`

Methods inherited from class org.apache.zookeeper.server.quorum.Learner
connectToLeader, findLeader, getPendingRevalidationsCount, getSocket, ping, registerWithLeader, revalidate, syncWithLeader

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Method Detail
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - processPacket
```
protected void processPacket(QuorumPacket qp)
                      throws java.io.IOException
```
    Examine the packet received in qp and dispatch based on its contents.
    
    Parameters:
    
    qp -
    
    Throws:
    
    java.io.IOException
  - getZxid
```
public long getZxid()
```
    The zxid of the last operation seen
    
    Returns:
    
    zxid
  - getLastQueued
```
protected long getLastQueued()
```
    The zxid of the last operation queued
    
    Returns:
    
    zxid
  - shutdown
```
public void shutdown()
```
    Description copied from class: Learner
    
    Shutdown the Peer
    
    Overrides:
    
    shutdown in class Learner