org.springframework.web.socket

## Class PongMessage

- java.lang.Object
- - org.springframework.web.socket.AbstractWebSocketMessage<ByteBuffer>
  - - org.springframework.web.socket.PongMessage

- All Implemented Interfaces:
    WebSocketMessage<ByteBuffer>

      public final class PongMessage
      extends AbstractWebSocketMessage<ByteBuffer>

  A WebSocket pong message.
  Since:
    4.0
  Author:
    Rossen Stoyanchev

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `PongMessage()` Create a new pong message with an empty payload.
    `PongMessage(ByteBuffer payload)` Create a new pong message with the given ByteBuffer payload.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `int` | `getPayloadLength()` Return the number of bytes contained in the message.
    `protected String` | `toStringPayload()`

    - ### Methods inherited from class org.springframework.web.socket.AbstractWebSocketMessage

      `equals, getPayload, hashCode, isLast, toString`

    - ### Methods inherited from class java.lang.Object

      `clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### PongMessage

          public PongMessage()

      Create a new pong message with an empty payload.

    - #### PongMessage

          public PongMessage(ByteBuffer payload)

      Create a new pong message with the given ByteBuffer payload.
      Parameters:
        `payload` - the non-null payload

  - ### Method Detail

    - #### getPayloadLength

          public int getPayloadLength()

      Description copied from interface: `WebSocketMessage`
      Return the number of bytes contained in the message.

    - #### toStringPayload

          protected String toStringPayload()

      Specified by:
        `toStringPayload` in class `AbstractWebSocketMessage<ByteBuffer>`