Android的页面跳转

package com.example.jack.myapplication;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
    private Button btn1;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btn1 = (Button) findViewById(R.id.button1);
        btn1.setOnClickListener(new MyOnClickListener() {
            @Override
            public void onClick(View view) {
                super.onClick(view);
                Intent intent = new Intent();
                intent.setClass(MainActivity.this, Main2Activity.class);
                startActivity(intent);
            }
        });
    }
}
class MyOnClickListener implements View.OnClickListener{
    @Override
    public void onClick(View view){
    }
}