StandardHttpServletRequestEx.java 文件源码

@Override
public ServletInputStream getInputStream() throws IOException {
  if (this.inputStream == null) {
    if (cacheRequest) {
      byte inputBytes[] = IOUtils.toByteArray(getRequest().getInputStream());
      ByteBuf byteBuf = Unpooled.wrappedBuffer(inputBytes);
      this.inputStream = new BufferInputStream(byteBuf);
      setBodyBuffer(Buffer.buffer(Unpooled.wrappedBuffer(byteBuf)));
    } else {
      this.inputStream = getRequest().getInputStream();
    }
  }
  return this.inputStream;
}