PingRequest (JSimpleDB Raft Key/Value Store 2.4.1 API)

java.lang.Object
- org.jsimpledb.kv.raft.msg.Message
- - org.jsimpledb.kv.raft.msg.PingRequest

```
public class PingRequest
extends Message
```
Sent from hermits to other nodes when trying to establish communication with a majority.

Constructor Summary

Constructors
Constructor and Description
`PingRequest(int clusterId, String senderId, String recipientId, long term, Timestamp timestamp)` Constructor.

Method Summary

Methods
Modifier and Type	Method and Description
`protected int`	`calculateSize()` Calculate an upper bound on the number of bytes required by `writeTo()`.
`Timestamp`	`getTimestamp()` Get the ping request timestamp.
`String`	`toString()`
`void`	`visit(MessageSwitch handler)` Apply the visitor pattern based on this instance's type.
`void`	`writeTo(ByteBuffer dest)` Serialize this instance into the given buffer.

Methods inherited from class org.jsimpledb.kv.raft.msg.Message
calculateSize, calculateSize, calculateSize, decode, encode, getBoolean, getByteBuffer, getClusterId, getReads, getRecipientId, getSenderId, getString, getTerm, getTimestamp, getWrites, isLeaderMessage, putBoolean, putByteBuffer, putReads, putString, putTimestamp, putWrites

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

- Constructor Detail
  - PingRequest
```
public PingRequest(int clusterId,
           String senderId,
           String recipientId,
           long term,
           Timestamp timestamp)
```
    Constructor.
    
    Parameters:
    clusterId - cluster ID
    senderId - identity of sender
    recipientId - identity of recipient
    term - sender's current term
    timestamp - request timestamp
- Method Detail
  - visit
```
public void visit(MessageSwitch handler)
```
    Description copied from class: Message
    
    Apply the visitor pattern based on this instance's type.
    
    Specified by:
    
    visit in class Message
    
    Parameters:
    handler - target for visit
  - getTimestamp
```
public Timestamp getTimestamp()
```
    Get the ping request timestamp.
    
    Returns:
    ping request timestamp
  - writeTo
```
public void writeTo(ByteBuffer dest)
```
    Description copied from class: Message
    
    Serialize this instance into the given buffer.
    
    Overrides:
    
    writeTo in class Message
    
    Parameters:
    dest - destination for encoded data
  - calculateSize
```
protected int calculateSize()
```
    Description copied from class: Message
    
    Calculate an upper bound on the number of bytes required by writeTo().
    
    Overrides:
    
    calculateSize in class Message
    
    Returns:
    an upper bound on the number of encoded bytes
  - toString
```
public String toString()
```
    Specified by:
    
    toString in class Message

Class PingRequest

Constructor Summary

Method Summary

Methods inherited from class org.jsimpledb.kv.raft.msg.Message

Methods inherited from class java.lang.Object

Constructor Detail

PingRequest

Method Detail

visit

getTimestamp

writeTo

calculateSize

toString