Method processHttpMessage

src/burp/BurpExtender.java:118–151

(int toolFlag,boolean messageIsRequest,IHttpRequestResponse messageInfo)

    }

    @Override
    public void processHttpMessage(int toolFlag,boolean messageIsRequest,IHttpRequestResponse messageInfo)
    {
    	if (toolFlag == (toolFlag&checkEnabledFor())){ //不同的toolflag代表了不同的burp组件 https://portswigger.net/burp/extender/api/constant-values.html#burp.IBurpExtenderCallbacks
    		if (messageIsRequest){ //对请求包进行处理
    			stdout.println("Origin Request:");
    			stdout.println(new String(messageInfo.getRequest()));
    			stdout.println("\r\n");
    			IRequestInfo analyzeRequest = helpers.analyzeRequest(messageInfo); //对消息体进行解析 
                byte getSignParaType = getSignParaType(analyzeRequest);
                
                //*******************recalculate sign**************************//
				if (getHost(analyzeRequest).equals(getHostFromUI()) && getSignParaType !=-1){//检查图形面板上的各种参数，都齐备了才进行。
	    			byte[] new_Request = messageInfo.getRequest();
	    			String str = combineString(getUpdatedParaBaseOnTable(analyzeRequest),getOnlyValueConfig(),getParaConnector());
	    			//stdout.println("Combined String:"+str);
					String newSign = calcSign(str);
		    		//stdout.println("New Sign:"+newSign); //输出到extender的UI窗口，可以让使用者有一些判断
    				//更新参数
    				IParameter newPara = helpers.buildParameter(signPara, newSign, getSignParaType); //构造新的参数,如果参数是PARAM_JSON类型，这个方法是不适用的
    				new_Request = helpers.updateParameter(new_Request, newPara); //构造新的请求包，这里是方法一updateParameter
	    			messageInfo.setRequest(new_Request);//设置最终新的请求包
	    			stdout.println("Changed Request:");
	    			stdout.println(new String(messageInfo.getRequest()));
	    			stdout.print("\r\n");
	    			//to verify the updated result
//	    			for (IParameter para : helpers.analyzeRequest(messageInfo).getParameters()){
//	    				stdout.println(para.getValue());
//	    			}
	    		
				}
			}
		}  		
	}

    
	public void CGUI() {