/*
- * Copyright © 2020 Damyan Ivanov.
+ * Copyright © 2021 Damyan Ivanov.
* This file is part of MoLe.
* MoLe is free software: you can distribute it and/or modify it
* under the term of the GNU General Public License as published by
public static boolean isZero(float f) {
return (f < 0.005) && (f > -0.005);
}
+ public static boolean equalFloats(float a, float b) { return isZero(a - b); }
public static void showSoftKeyboard(Activity activity) {
// make the keyboard appear
Configuration cf = activity.getResources()
}
public static String emptyIsNull(String str) {
- return "".equals(str) ? null : str;
+ return str != null && str.isEmpty() ? null : str;
}
public static String nullIsEmpty(String str) {
return (str == null) ? "" : str;
}
@Contract(value = "null, null -> true; null, !null -> false; !null, null -> false", pure = true)
public static boolean equalIntegers(Integer a, Integer b) {
- if ( a == null && b == null) return true;
- if (a == null || b == null) return false;
+ if (a == null && b == null)
+ return true;
+ if (a == null || b == null)
+ return false;
return a.equals(b);
}
@Contract(value = "null, null -> true; null, !null -> false; !null, null -> false", pure = true)
public static boolean equalLongs(Long a, Long b) {
- if ( a == null && b == null) return true;
- if (a == null || b == null) return false;
+ if (a == null && b == null)
+ return true;
+ if (a == null || b == null)
+ return false;
return a.equals(b);
}