Check if system has Activity by package and class name - Android android.app

Android examples for android.app:Activity

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  4. Activity

Description

Check if system has Activity by package and class name

Demo Code

import android.app.Activity;
import android.content.Context;
import android.content.Intent;

public class Main{

    public static boolean hasActivity(Context context, String pkg,
            String cls) {/*from  w ww.  ja  va2  s  .c  o  m*/
        boolean has = true;
        Intent intent = new Intent();
        intent.setClassName(pkg, cls);
        if (context.getPackageManager().resolveActivity(intent, 0) == null) {
            has = false;
        }
        return has;
    }

}

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