无法连接到";xampp服务器本地主机“;使用android studio

无法连接到";xampp服务器本地主机“;使用android studio,android,android-asynctask,xampp,localhost,Android,Android Asynctask,Xampp,Localhost,我尝试使用AsyncTask类通过android studio连接到本地主机xampp。这里是AsyncTask,但它给出的错误是连接失败 至/10.0.2.2:800 我尝试了我的真实ip地址cmd-->ipconfig IPV4和其他一些技巧,但是 他们没有成功 belwow是我的应用程序结构 使用类异步任务 package app.buil.land.food.doymaj.doymaj; import android.app.AlertDialog; import android.co

我尝试使用AsyncTask类通过android studio连接到本地主机xampp。这里是AsyncTask,但它给出的错误是连接失败 至/10.0.2.2:800

我尝试了我的真实ip地址cmd-->ipconfig IPV4和其他一些技巧,但是 他们没有成功

belwow是我的应用程序结构

使用类异步任务

package app.buil.land.food.doymaj.doymaj;

import android.app.AlertDialog;
import android.content.Context;
import android.os.AsyncTask;
import android.util.Log;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;

/**
 * Created by ProgrammingKnowledge on 1/5/2016.
 */
public class backGroundActivities extends AsyncTask<String,Void,String> {
    Context context;
    AlertDialog alertDialog;
    backGroundActivities (Context ctx) {
        context = ctx;
    }
    @Override
    protected String doInBackground(String... params) {
        String type = params[0];
        String login_url = "http://10.0.2.2:800/login.php";
        if(type.equals("login")) {
            try {
                String phone_number = params[1];
//                String password = params[2];
                URL url = new URL(login_url);
                HttpURLConnection httpURLConnection = (HttpURLConnection)url.openConnection();
                httpURLConnection.setRequestMethod("POST");
                httpURLConnection.setDoOutput(true);
                httpURLConnection.setDoInput(true);
                OutputStream outputStream = httpURLConnection.getOutputStream();
                BufferedWriter bufferedWriter = new BufferedWriter(new OutputStreamWriter(outputStream, "UTF-8"));
                String post_data = URLEncoder.encode("phone_number","UTF-8")+"="+URLEncoder.encode(phone_number,"UTF-8");
                bufferedWriter.write(post_data);
                bufferedWriter.flush();
                bufferedWriter.close();
                outputStream.close();
                InputStream inputStream = httpURLConnection.getInputStream();
                BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream,"iso-8859-1"));
                String result="";
                String line="";
                while((line = bufferedReader.readLine())!= null) {
                    result += line;
                    Log.e("Line_from_php_server",result);
                }
                bufferedReader.close();
                inputStream.close();
                httpURLConnection.disconnect();
                return result;
            } catch (MalformedURLException e) {
                e.printStackTrace();


            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return null;
    }

    @Override
    protected void onPreExecute() {
        alertDialog = new AlertDialog.Builder(context).create();
        alertDialog.setTitle("Login Status");
    }

    @Override
    protected void onPostExecute(String result) {
        alertDialog.setMessage(result);
        alertDialog.show();
    }

    @Override
    protected void onProgressUpdate(Void... values) {
        super.onProgressUpdate(values);
    }
}
package app.buil.land.food.doymaj.doymaj;
导入android.app.AlertDialog;
导入android.content.Context;
导入android.os.AsyncTask;
导入android.util.Log;
导入java.io.BufferedReader;
导入java.io.BufferedWriter;
导入java.io.IOException;
导入java.io.InputStream;
导入java.io.InputStreamReader;
导入java.io.OutputStream;
导入java.io.OutputStreamWriter;
导入java.net.HttpURLConnection;
导入java.net.MalformedURLException;
导入java.net.URL;
导入java.net.urlcoder;
/**
*由ProgrammingKnowledge于2016年1月5日创建。
*/
公共类背景活动扩展任务{
语境;
警报对话框警报对话框;
背景活动(上下文ctx){
上下文=ctx;
}
@凌驾
受保护的字符串doInBackground(字符串…参数){
字符串类型=参数[0];
字符串登录\u url=”http://10.0.2.2:800/login.php";
if(type.equals(“登录”)){
试一试{
字符串电话号码=参数[1];
//字符串密码=参数[2];
URL=新URL(登录\ URL);
HttpURLConnection HttpURLConnection=(HttpURLConnection)url.openConnection();
httpURLConnection.setRequestMethod(“POST”);
httpURLConnection.setDoOutput(true);
httpURLConnection.setDoInput(true);
OutputStream OutputStream=httpURLConnection.getOutputStream();
BufferedWriter BufferedWriter=新的BufferedWriter(新的OutputStreamWriter(outputStream,UTF-8));
字符串post_data=urlcoder.encode(“电话号码”,“UTF-8”)+“=”+urlcoder.encode(电话号码,“UTF-8”);
bufferedWriter.write(post_数据);
bufferedWriter.flush();
bufferedWriter.close();
outputStream.close();
InputStream InputStream=httpURLConnection.getInputStream();
BufferedReader BufferedReader=新的BufferedReader(新的InputStreamReader(inputStream,“iso-8859-1”);
字符串结果=”;
字符串行=”;
而((line=bufferedReader.readLine())!=null){
结果+=行;
Log.e(“来自php服务器的行”,结果);
}
bufferedReader.close();
inputStream.close();
httpURLConnection.disconnect();
返回结果;
}捕获(格式错误){
e、 printStackTrace();
}捕获(IOE异常){
e、 printStackTrace();
}
}
返回null;
}
@凌驾
受保护的void onPreExecute(){
alertDialog=新建alertDialog.Builder(context.create();
alertDialog.setTitle(“登录状态”);
}
@凌驾
受保护的void onPostExecute(字符串结果){
alertDialog.setMessage(结果);
alertDialog.show();
}
@凌驾
受保护的void onProgressUpdate(void…值){
super.onProgressUpdate(值);
}
}
这是我的主要活动

package app.buil.land.food.doymaj.doymaj;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    EditText phone_Number;
    EditText user_Name;
    EditText pass_Word;
    Button singButton;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


     //   singButton = (Button)findViewById(R.id.sing_id);
     //   singButton.setOnClickListener(kyListener);
        phone_Number =(EditText)findViewById(R.id.mobile_id);
        user_Name =(EditText)findViewById(R.id.name_id);
        pass_Word =(EditText)findViewById(R.id.p_id);




    }

//    Push_Identity db = new Push_Identity(this,"CustomerDatabas.db",null,1);


    public boolean validate(EditText[] fields){
        for(int i = 0; i < fields.length; i++){
            EditText currentField = fields[i];

            if(currentField.getText().toString().length() <= 0){

                switch (i){

                    case 0:

                        Toast.makeText(getApplicationContext(),"شماره تلفن وارد نشده  ",Toast.LENGTH_LONG).show() ;
                        break;



                    case 1:

                        Toast.makeText(getApplicationContext(),"نام کاربری وارد نشده  ",Toast.LENGTH_LONG).show() ;
                        break;


                    case 2:

                        Toast.makeText(getApplicationContext(),"رمز وارد نشده  ",Toast.LENGTH_LONG).show() ;
                        break;

                }
                return false;
            }
        }
        return true;
    }



    //private View.OnClickListener kyListener = new View.OnClickListener() {
        public void send_number(View v) {
            // do something when the button is clicked
            // Yes we will handle click here but which button clicked??? We don't know


            boolean fieldsOK = validate(new EditText[] { phone_Number, user_Name, pass_Word });



                 if (fieldsOK ==true){

                          String Phon = phone_Number.getText().toString();
                          Toast.makeText(getApplicationContext(),Phon,Toast.LENGTH_LONG);
                          // the Tooast dose not display anything
                       //    it seems that the EditText is empty buy i enter the value in
                        // in it.
                          String type ="login";

                          backGroundActivities back = new backGroundActivities(this);
                          back.execute(type,Phon);
        //
                 }
        }
   // };



}
package app.buil.land.food.doymaj.doymaj;
导入android.support.v7.app.AppActivity;
导入android.os.Bundle;
导入android.view.view;
导入android.widget.Button;
导入android.widget.EditText;
导入android.widget.Toast;
公共类MainActivity扩展了AppCompatActivity{
编辑文本电话号码;
编辑文本用户名;
编辑文本传递单词;
按钮选择按钮;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//singButton=(按钮)findViewById(R.id.sing_id);
//singButton.setOnClickListener(kyListener);
电话号码=(EditText)findViewById(R.id.mobile\u id);
user_Name=(EditText)findViewById(R.id.Name_id);
pass_Word=(EditText)findViewById(R.id.p_id);
}
//Push_Identity db=新的Push_Identity(这个“CustomerDatabas.db”,null,1);
公共布尔值验证(EditText[]字段){
for(int i=0;i如果(currentField.getText().toString().length()如果您有wifi,并且您的计算机和真实设备(移动设备)连接到同一wifi,您可以使用软件工具在真实设备中运行和调试应用程序

运行ngrok.exe并键入ngrok http 80,它将为您提供如下图所示的地址

只需使用应用程序中使用ip地址的url即可。
最好使用。

这个答案假设浏览器屏幕截图显示了成功的页面加载。我相信,错误页面是灰色的


可能存在防火墙问题。由于您使用的是非标准端口,与XAMPP一起安装的防火墙例外可能无法解决此问题

转到Windows防火墙高级设置->入站规则。现在添加允许TCP端口800上流量的规则。请确保取消选中公共配置文件,以便如果您使用的是公共wifi,则没有人能够连接到此应用程序


现在,使用智能手机的浏览器检查是否可以访问PHP应用程序。

我的Xampp正在使用端口:80,如下图所示。因此,将ip地址写为
http://10.0.2.2:80/
为我工作


您确定apache服务器在端口800上侦听吗?通常,您会发现
        <EditText
            android:id="@+id/mobile_id"
            android:layout_width="match_parent"
            android:layout_height="43dp"
            android:background="@drawable/customized_edtitext"
            android:drawablePadding="15dp"
            android:paddingRight="10dp"
            android:paddingLeft="15dp"
            android:drawableRight="@drawable/ic_smartphone"
            android:elevation="2dp"
            android:textStyle="bold"
            android:hint="@string/register_phone_commnet"
            android:fontFamily="@font/iransansmedium"
            android:textSize="12sp"


            />


        <EditText
            android:id="@+id/name_id"
            android:layout_width="match_parent"
            android:layout_height="43dp"
            android:layout_below="@id/mobile_id"
            android:background="@drawable/customized_edtitext1"
            android:drawablePadding="15dp"
            android:paddingRight="10dp"
            android:paddingLeft="15dp"
            android:drawableRight="@mipmap/ic_user"
            android:elevation="2dp"
            android:textStyle="bold"
            android:hint="@string/register_user_commnet"
            android:fontFamily="@font/iransansmedium"
            android:textSize="12dp" />

        <EditText
            android:id="@+id/p_id"
            android:layout_width="match_parent"
            android:layout_height="43dp"
            android:layout_below="@+id/name_id"
            android:background="@drawable/customized_edtitext2"
            android:drawablePadding="15dp"
            android:paddingRight="10dp"
            android:paddingLeft="15dp"
            android:drawableRight="@mipmap/ic_unlocked"
            android:elevation="2dp"
            android:textStyle="bold"
            android:hint="@string/register_pass_commnet"
            android:fontFamily="@font/iransansmedium"
            android:textSize="12sp"
            android:paddingEnd="10dp" />