android基础教程之开机启动示例

<service
            android:name=".daemonservice"
            android:enabled="true"
            android:process=".daemonservice" >
            <intent-filter android:priority="1000">
                <action android:name="cn.test.daemonservice" />

                <category android:name="android.intent.category.default" />
            </intent-filter>
        </service>

package cn.start.test;

import java.util.list;
import android.annotation.suppresslint;
import android.app.activitymanager;
import android.app.service;
import android.app.activitymanager.runningappprocessinfo;
import android.content.intent;
import android.os.handler;
import android.os.ibinder;
import android.util.log;

public class daemonservice extends service {

    private static final string tag = "alarmreceiver";
    handler hd1 = new handler();
    int delay = 5000;

    public ibinder onbind(intent intent) {
        // todo auto-generated method stub
        return null;
    }

    @suppresslint("newapi")
    public void oncreate() {

        system.out.println("服务启动成功。。。。。。。。。。");
        hd1.postdelayed(mtasks, delay);

    }

    private runnable mtasks = new runnable() {
        @suppresslint("newapi")
        public void run() {
            android.os.process.setthreadpriority(android.os.process.thread_priority_foreground);
            if (checkmainappisactive()) {
                log.d(tag, "服务检测主应用还在运行");

            } else {
                log.d(tag, "服务检测主应用已经关闭");
                intent intent = getpackagemanager().getlaunchintentforpackage(
                        "cn.start.test");
                if (intent != null) {
                    daemonservice.this.startactivity(intent);
                    log.d(tag, "服务启动主应用程序。");
                } else {
                    log.d(tag, "服务检测到没有安装主应用，自动退出。");
                    return;
                }
            }
            hd1.postdelayed(mtasks, delay);

        }
    };

    /**
     * 检测是否主程序是否还在运行
     * @return
     */
    @suppresslint({ "newapi", "newapi" })
    public boolean checkmainappisactive(){
        activitymanager am = (activitymanager) getsystemservice(activity_service);
        //获取正在运行的应用
        list<runningappprocessinfo> run = am.getrunningappprocesses();
        for(runningappprocessinfo ra : run){
            if(ra.processname.equals("cn.start.test")){
                return true;
            }
        }
        return false;
    }
}

<receiver android:name=".startupreceiver" >
            <intent-filter android:priority="1000" >
                <action android:name="android.intent.action.boot_completed" />
            </intent-filter>
        </receiver>

public class startupreceiver extends broadcastreceiver {

    @override
    public void onreceive(context context, intent intent) {
        // todo auto-generated method stub
        intent i = new intent(context,loginactivity.class);
        i.setflags(intent.flag_activity_new_task);
        context.startactivity(i);

       
        intent serviceintent = new intent(context,daemonservice.class);
        context.startservice(serviceintent);
    }
}