package com.tesy.alipay;

import com.test.alipay.Iservice.Stub;

import android.app.Service;

import android.content.Intent;

import android.os.Binder;

import android.os.IBinder;

public class PayService extends Service {

    //[2]我们定义的中间人对象返回

    @Override

    public IBinder onBind(Intent intent) {

        return new MyBinder();

    }

    //支付宝支付的方法

    public boolean pay(String name,String pwd,int money){

            System.out.println("1验证用户名和密码 ");

            System.out.println("2验证手机是否携带病毒");

            System.out.println("3调用C语言 做一些加密处理 ");

            if ("abc".equals(name)&& "123".equals(pwd)&& money <5000) {

                return true;

            }else {

                return false;

            }

    }

    //定义中间人对象

    private class MyBinder extends Stub{

        //调用支付的方法

        @Override

        public boolean callPay(String name, String pwd, int money) {

            return pay(name, pwd, money);

        }

    }

}

       <service android:name="com.itheima.alipay.PayService">

            <intent-filter >

                <action android:name="com.itheima.alipay"/>

            </intent-filter>

       </service>    

package com.test.ddz;

import com.test.alipay.Iservice;

import com.test.alipay.Iservice.Stub;

import android.os.Bundle;

import android.os.IBinder;

import android.os.RemoteException;

import android.app.Activity;

import android.content.ComponentName;

import android.content.Intent;

import android.content.ServiceConnection;

import android.view.Menu;

import android.view.View;

import android.widget.Toast;

public class MainActivity extends Activity {

    private Myconn conn;

    private Iservice iservice; //我们定义的中间人对象

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        //[1]调用bindService 获取我们定义的中间人对象

        Intent intent = new Intent();

        intent.setAction("com.itheima.alipay");

        conn = new Myconn();

        //[2]绑定服务

        bindService(intent, conn, BIND_AUTO_CREATE);

    }

    //点击按钮 买豆

    public void click(View v) {

        try {

            boolean result = iservice.callPay("abcdd", "123", 100);

            if (result) {

                //支付成功

                Toast.makeText(getApplicationContext(), "买豆成功", 1).show();

            }else {

                Toast.makeText(getApplicationContext(), "买豆失败", 1).show();

            }

        } catch (RemoteException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

    }

    private class Myconn implements ServiceConnection{

        @Override

        public void onServiceConnected(ComponentName name, IBinder service) {

        // 获取中间人对象 

        iservice = Stub.asInterface(service);

        }

        @Override

        public void onServiceDisconnected(ComponentName name) {

        }

    }

    @Override

    protected void onDestroy() {

        //当Activity销毁的时候 解绑服务

        unbindService(conn);

        super.onDestroy();

    }

}