安卓代码安装卸载APK

安卓系统

安装：

String str = "/CanavaCancel.apk";

String fileName = Environment.getExternalStorageDirectory() + str;

Intent intent = new Intent(Intent.ACTION_VIEW);

intent.setDataAndType(Uri.fromFile(new File(fileName)), "application/vnd.android.package-archive");

startActivity(intent);

卸载：

Uri packageURI = Uri.parse("package:com.demo");   

package:com.demo指："package:"+包名

Intent uninstallIntent = new Intent(Intent.ACTION_DELETE, packageURI);

startActivity(uninstallIntent);