SockJsMessageCodec (Spring Framework 4.3.30.RELEASE API)

所有已知实现类:
AbstractSockJsMessageCodec, Jackson2SockJsMessageCodec
```
public interface SockJsMessageCodec
```
Encode and decode messages to and from a SockJS message frame, essentially an array of JSON-encoded messages. For example:
```
 a["message1","message2"]
 
```
从以下版本开始:
4.0
作者:
Rossen Stoyanchev

方法概要

所有方法实例方法抽象方法
修饰符和类型	方法	说明
`String[]`	`decode(String content)`	Decode the given SockJS message frame.
`String[]`	`decodeInputStream(InputStream content)`	Decode the given SockJS message frame.
`String`	`encode(String... messages)`	Encode the given messages as a SockJS message frame.

- 方法详细资料
  - encode
```
String encode(String... messages)
```
    Encode the given messages as a SockJS message frame. Aside from applying standard JSON quoting to each message, there are some additional JSON Unicode escaping rules. See the "JSON Unicode Encoding" section of SockJS protocol (i.e. the protocol test suite).
    参数:
    messages - the messages to encode
    返回:
    the content for a SockJS message frame (never null)
  - decode
```
String[] decode(String content)
         throws IOException
```
    Decode the given SockJS message frame.
    参数:
    content - the SockJS message frame
    返回:
    an array of messages, or null if none
    抛出:
    IOException - if the content could not be parsed
  - decodeInputStream
```
String[] decodeInputStream(InputStream content)
                    throws IOException
```
    Decode the given SockJS message frame.
    参数:
    content - the SockJS message frame
    返回:
    an array of messages, or null if none
    抛出:
    IOException - if the content could not be parsed