package xidian.dy.com.chujia;

import android.app.Service;

import android.content.Intent;

import android.os.IBinder;

import android.support.annotation.Nullable;

/**

 * Created by dy on 2016/7/12.

 */

public class MyService extends Service {

    @Nullable

    @Override

    public IBinder onBind(Intent intent) {

        return null;

    }

}

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="xidian.dy.com.chujia">

<application

    android:allowBackup="true"

    android:icon="@mipmap/ic_launcher"

    android:label="@string/app_name"

    android:supportsRtl="true"

    android:theme="@style/AppTheme">

    <activity

        android:name=".MainActivity"

        android:label="主界面">

        <intent-filter>

            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />

        </intent-filter>

    </activity>

    <service android:name=".MyService" >

        <intent-filter>

            <action android:name="xidian.dy.com.MyService"/>

        </intent-filter>

    </service>

</application>

</manifest>

package xidian.dy.com.chujia;

import android.content.Intent;

import android.os.Bundle;

import android.support.v7.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {

    Intent service;

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        service = new Intent();

        service.setAction("xidian.dy.com.MyService");

        startService(service);

    }

}