title: Retrieve parameter value from ProceedingJoinPoint
body: <p>In my Request i have a parameter name "accessToken", how do i get request parameter value from ProceedingJoinPoint ?</p>
  
  <pre class="lang-java prettyprint-override"><code>public Object handleAccessToken(ProceedingJoinPoint joinPoint) throws Throwable { 
      final Signature signature = joinPoint.getStaticPart().getSignature();
      if (signature instanceof MethodSignature) {
          final MethodSignature ms = (MethodSignature) signature;
          String[] params = ms.getParameterNames();
          for (String param : params) {
              System.out.println(param);
              // here how do i get parameter value using param ?
          }
      }
  }
  </code></pre>
  
  <p><strong>Calling method:</strong></p>
  
  <pre class="lang-java prettyprint-override"><code>public MyResponse saveUser(
      @RequestParam("accessToken") String accessToken,
      @RequestBody final UserDto userDto
  ) {
      // code 
  }
  </code></pre>
  
  <p>I want to get this access token in AOP.</p>
  
  <p>Thanks in advance.</p>