WebSocketMessage (Spring Framework 4.3.30.RELEASE API)

All Known Implementing Classes:
AbstractWebSocketMessage, BinaryMessage, PingMessage, PongMessage, TextMessage
```
public interface WebSocketMessage<T>
```
A message that can be handled or sent on a WebSocket connection.
Since:
4.0
Author:
Rossen Stoyanchev

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`T`	`getPayload()`	Return the message payload (never `null`).
`int`	`getPayloadLength()`	Return the number of bytes contained in the message.
`boolean`	`isLast()`	When partial message support is available and requested via `WebSocketHandler.supportsPartialMessages()`, this method returns `true` if the current message is the last part of the complete WebSocket message sent by the client.

- Method Detail
  - getPayload
```
T getPayload()
```
    Return the message payload (never null).
  - getPayloadLength
```
int getPayloadLength()
```
    Return the number of bytes contained in the message.
  - isLast
```
boolean isLast()
```
    When partial message support is available and requested via WebSocketHandler.supportsPartialMessages(), this method returns true if the current message is the last part of the complete WebSocket message sent by the client. Otherwise false is returned if partial message support is either not available or not enabled.