android项目下载完成跳到系统下载页面

@Override
public void onSuccess(
ResponseInfo<File> arg0) {
System.out.println("下载完成");
// 跳转到系统下载页面
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setDataAndType(Uri.fromFile(arg0.result),
"application/vnd.android.package-archive");
//startActivity(intent);
startActivityForResult(intent, 0);// 如果用户取消安装的话,

}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Intent intent = new Intent(SplashActivity.this,
HomeActivity.class);
startActivity(intent);
finish();
super.onActivityResult(requestCode, resultCode, data);
}