Android与PHP服务器数据连接源码

Android客户端的源码：/*** *  * @author 马琳的笔记本 * @date 2015 9-17 * 测试第一个对应user1.php */public class MainActivity extends  Activity {    private static final String TAG="测试语句显示：";    Button BtnRequest;    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        Log.i(TAG, "启动程序....");        BtnRequest=(Button)findViewById(R.id.BtnRequest);        //绑定事件源和监听器对象        BtnRequest.setOnClickListener(new BtnRequestListener());    }    public boolean onCreateOptionsMenu(Menu menu) {        getMenuInflater().inflate(R.menu.main, menu);        return true;    }    public boolean onOptionsItemSelected(MenuItem item) {        int id = item.getItemId();        return super.onOptionsItemSelected(item);    }class  BtnRequestListener implements OnClickListener{    public void onClick(View newview) {         Log.i(TAG, "连接按钮开始....");         StartRequestFromPHP();         Log.i(TAG, "连接PHP特别成功，执行完毕....");    }    private void StartRequestFromPHP(){        //新建线程；        new  Thread(){             public void run(){                 try{                     SendRequest();                 }catch(Exception ex){                     ex.printStackTrace();                 }             }        }.start();    }    private void SendRequest(){        //通过HttpClient类与WEB服务器交互；        HttpClient httpClient=new    DefaultHttpClient();        //定义与服务器交互的地址;        String ServerUrl="http://www.recordyears.com/userlogin.php";        //设置读取超时，注意connection_timeout和so_timeout的区别        httpClient.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 5000);        //设置读取超时        httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 5000);        //设置POST传递数据方式        HttpPost httpRequest=new HttpPost(ServerUrl);        //准备传输数据        List<BasicNameValuePair> param=new ArrayList<BasicNameValuePair>();        param.add(new BasicNameValuePair("username", "android与php的测试"));        param.add(new BasicNameValuePair("password", "android"));        param.add(new BasicNameValuePair("email", "[e-mail]"));        param.add(new BasicNameValuePair("sex", "male"));        param.add(new BasicNameValuePair("major", "网络工程"));        param.add(new BasicNameValuePair("description", "计算机学院网络121级"));        try{            //发送请求            httpRequest.setEntity(new UrlEncodedFormEntity(param,HTTP.UTF_8)) ;            //得到响应；            HttpResponse response=httpClient.execute(httpRequest);            //返回值如果是200的话那么证明成功的得到数据            if(response.getStatusLine().getStatusCode()==200){                StringBuilder strbuilder=new StringBuilder();                //得到额数据输入缓冲流中解析一下;                BufferedReader buffer=new BufferedReader(new InputStreamReader(response.getEntity().getContent()));                //变成strbuilder字符串;                for(String str=buffer.readLine();str!=null;str=buffer.readLine()){                    strbuilder.append(str);                }                System.out.println("获取的值是："+strbuilder.toString());                //用json解析;                JSONObject jsonObject=new JSONObject(strbuilder.toString());                //通多得到键值对的方式获取收到的数据;                int userId=jsonObject.getInt("userId");                String username=jsonObject.getString("username");                String course=jsonObject.getString("course");                int counter=jsonObject.getInt("counter");                Log.i(TAG, "读取到数据...");                Log.i(TAG, "counter:"+counter);                Log.i(TAG, "userId:"+userId);                //显示线程是否得到成功从服务器得到数据；            }else{                  Log.i(TAG, "连接超时！");            }        }catch(Exception ex){            ex.printStackTrace();            Log.i(TAG, "连接过程出现错误...");            Log.i(TAG, ex.getMessage());        }        return;    }}Android的AndroidMenifest.xml文件：源码<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.recordyears.main"    android:versionCode="1"    android:versionName="1.0" >    <uses-permission android:name="android.permission.INTERNET"/>    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>    <uses-sdk        android:minSdkVersion="8"        android:targetSdkVersion="15" />    <!-- 最起码的要有网络服务权限 -->    <application        android:allowBackup="true"        android:icon="@drawable/ic_launcher"        android:label="@string/app_name"        android:theme="@android:style/Theme.Black.NoTitleBar" >        <activity            android:name=".MainActivity"            android:label="@string/app_name" >            <intent-filter>                <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity>        <activity            android:name="com.recordyears.main.AndroidtoServer"            android:label="@string/app_name" >        </activity>    </application></manifest>Android的layout.xml的源码：<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context="com.recordyears.main.MainActivity" >    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/hello_world" />    <Button        android:layout_width="match_parent"        android:layout_height="match_parent"        android:id="@+id/BtnRequest"        android:text="我们去连接"        android:background="#F00"        />    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text=" "        android:id="@+id/text"        />  </RelativeLayout>然后php服务器文件：<?php/* * 写于2015年9月16号，主要实现一个课堂签到功能 * 本PHP页面主要是接受注册的功能用户，并把它们写入到数据库中； *  连接数据库的代码块在mysql_con.php; *   */     header("Content-type: text/html; charset=utf-8");     session_start();    $username= str_replace(" ","",$_POST["username"]);    $emailaddr= str_replace(" ","",$_POST["email"]);    $classid=str_replace(" ","",$_POST["classid"]);    $major=str_replace(" ","",$_POST["major"]);    $description =str_replace(" ","",$_POST["description"]);    echo "用户名：$username  邮件： $emailaddr 学生学号：$classid  主修专业：$major  个人描述：$description ";    $conn=mysql_open();    $code=md5($_POST[password].ALL_PS);  //  $sql="insert into reuser(id,username,classid,password,email) values(1,2,'$username','$code','$emailaddr')";    $query=mysql_query($sql);    mysql_close($conn);if($query){//echo "注册成功";$_SESSION["Username"]=$username;$_SESSION["Passed"]=True;echo "<script>window.location.href='index.php'</script>";//header("Location:index.php");}?>