LoggingFilter.java 文件源码

private void logRequestBody(WriterInterceptorContext context) {
  LoggingOutputStream loggingOutputStream = (LoggingOutputStream) context.getProperty(LOGGING_OUTPUT_STREAM_PROPERTY);
  if (loggingOutputStream != null) {
    Charset charset = MessageUtils.getCharset(context.getMediaType());
    byte[] bytes = loggingOutputStream.getBytes();
    logger.trace("Message body: " + new String(bytes, charset));
  }
}