• HttpServletRequest
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//单个参数接收
request.getParameter("name"); 
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//map接收对象
Map<String, String> parameterMap = request.getParameterMap();
String name = parameterMap.get("name");
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//stream接收流
BufferedReader reader = new BufferedReader(new InputStreamReader(request.getInputStream()));
String line = "";
String body = "";
while((line = reader.readLine()) != null){
    body += line;
}
  • @RequestBody 接收对象常用于Post
  • @RequestParam 接收url问号后面的参数
  • @PathVariable 接收url上的参数
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@GetMapping("/getMessage/{message}")
public String getMessage(@PathVariable("message") String message) {
    return "";
}