android广告自动设置时间跳界面

MainActivity.java代码如下

package com.example.project;

import android.content.Intent;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.Toast;

import java.util.Timer;

import java.util.TimerTask;

public class MainActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        final Intent it = new Intent(this, IndexActivity.class);

        Timer timer = new Timer();

        TimerTask task = new TimerTask() {

            @Override

            public void run() {

                startActivity(it);//执行

                finish();

            }

        };

        timer.schedule(task, 1000 * 2);

    }

} 

activity_main.xml代码只需要插张图片，代码如下

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

<LinearLayout

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

    android:orientation="vertical"

    android:background="@drawable/qq2"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:onClick="aa"

    tools:context="com.example.project.MainActivity">

</LinearLayout>