## 类 com.aliyun.oss.common.comm.RequestMessage
的使用

- 使用RequestMessage的程序包
  程序包 | 说明
  --- | ---
  com.aliyun.oss.common.auth |
  com.aliyun.oss.common.comm |

- - ### com.aliyun.oss.common.auth中RequestMessage的使用

    参数类型为RequestMessage的com.aliyun.oss.common.auth中的方法
    限定符和类型 | 方法和说明
    --- | ---
    `void` | RequestSigner.`sign(RequestMessage request)`

  - ### com.aliyun.oss.common.comm中RequestMessage的使用

    参数类型为RequestMessage的com.aliyun.oss.common.comm中的方法
    限定符和类型 | 方法和说明
    --- | ---
    `void` | RequestProgressHanlder.`handle(RequestMessage request)`
    `void` | RequestHandler.`handle(RequestMessage request)`
    `void` | RequestChecksumHanlder.`handle(RequestMessage request)`
    `ResponseMessage` | ServiceClient.`sendRequest(RequestMessage request, ExecutionContext context)` Send HTTP request with specified context to OSS and wait for HTTP response.
    `abstract boolean` | RetryStrategy.`shouldRetry(Exception ex, RequestMessage request, ResponseMessage response, int retries)`
    `boolean` | NoRetryStrategy.`shouldRetry(Exception ex, RequestMessage request, ResponseMessage response, int retries)`

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