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  • 大小: 14.1MB
    文件類型: .zip
    金幣: 1
    下載: 0 次
    發布日期: 2023-07-26
  • 語言: Java
  • 標簽: mqtt??

資源簡介

物聯網（Internet of Things，IoT）最近曝光率越來越高。雖然HTTP是網頁的事實標準，不過機器之間（Machine-to-Machine，M2M）的大規模溝通需要不同的模式：之前的請求/回答（Request/Response）模式不再合適，取而代之的是發布/訂閱（Publish/Subscribe）模式。這就是輕量級、可擴展的MQTT（Message Queuing Telemetry Transport）可以施展拳腳的舞臺。

資源截圖

代碼片段和文件信息 

?package?com.mqtt.controller;

import?java.io.IOException;
import?java.util.Map;
import?java.util.Set;

import?javax.servlet.ServletException;
import?javax.servlet.annotation.WebServlet;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

import?com.mqtt.controller.mqtt.MqttUtli;

import?io.netty.channel.socket.SocketChannel;


@WebServlet（“/getstate“）
public?class?getstate?extends?HttpServlet?{
	private?static?final?long?serialVersionUID?=?1L;
??
????public?getstate（）?{
????????super（）;
????????//?TODO?Auto-generated?constructor?stub
????}

	
	protected?void?doGet（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		//?TODO?Auto-generated?method?stub
		response.setContentType（“text/html;charset=utf-8“）;
		response.?setCharacterEncoding（“UTF-8“）;
		String?zt?=?request.getParameter（“zt“）.trim（）;

		String?con?=?request.getParameter（“con“）.trim（）;
		
		MqttUtli.sendMsg（zt?con）;
		
		response.getWriter（）.append（“正在獲取“）;
	}

	
	protected?void?doPost（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		//?TODO?Auto-generated?method?stub
		doGet（request?response）;
	}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\
?????文件?????????658??2017-11-20?17:21??MQTT_DEMO\.classpath
?????文件????????1042??2017-11-15?11:25??MQTT_DEMO\.project
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\.settings\
?????文件?????????567??2017-08-18?10:20??MQTT_DEMO\.settings\.jsdtscope
?????文件?????????364??2017-08-18?10:20??MQTT_DEMO\.settings\org.eclipse.jdt.core.prefs
?????文件?????????117??2017-11-15?11:40??MQTT_DEMO\.settings\org.eclipse.jst.j2ee.ejb.annotations.xdoclet.prefs
?????文件?????????495??2017-11-15?11:40??MQTT_DEMO\.settings\org.eclipse.wst.common.component
?????文件?????????305??2017-10-10?11:35??MQTT_DEMO\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2017-08-18?10:20??MQTT_DEMO\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2017-08-18?10:20??MQTT_DEMO\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件??????????87??2017-11-15?11:23??MQTT_DEMO\.settings\org.eclipse.wst.ws.service.policy.prefs
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\classes\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\classes\com\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\classes\com\mqtt\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\classes\com\mqtt\controller\
?????文件????????1700??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\getstate.class
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\
?????文件????????1427??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$1.class
?????文件????????1920??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$2.class
?????文件????????1313??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$3$1.class
?????文件????????1746??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$3$2.class
?????文件????????2071??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$3.class
?????文件????????1630??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli$4.class
?????文件????????3086??2018-03-07?11:06??MQTT_DEMO\build\classes\com\mqtt\controller\mqtt\MqttUtli.class
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\src\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\src\com\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\src\com\mqtt\
?????目錄???????????0??2018-03-15?14:50??MQTT_DEMO\src\com\mqtt\controller\
?????文件????????1311??2017-11-15?11:38??MQTT_DEMO\src\com\mqtt\controller\getstate.java
............此處省略578個文件信息

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