public boolean isCallerValidForPackage(Context context,int authRequirements,String packageToMatch){
  assert !TextUtils.isEmpty(packageToMatch);
  return isCallerValid(context,authRequirements,packageToMatch);
}

public boolean isCallerValidForPackage ( Context context , int authRequirements , String packageToMatch ) { assert ! TextUtils . isEmpty ( packageToMatch ) ; return isCallerValid ( context , authRequirements , packageToMatch ) ; }
returns whether the callers of the current transaction contains a package that matches the give authentication requirements .
