@Test public void isNotEmptyWithNonEmptyString() { assertTrue(isNotEmpty().isValid("Test")); }
public static IValidator<String> isNotEmpty() { return value -> value != null && !value.isBlank(); }
Validators { public static IValidator<String> isNotEmpty() { return value -> value != null && !value.isBlank(); } }
Validators { public static IValidator<String> isNotEmpty() { return value -> value != null && !value.isBlank(); }  }
Validators { public static IValidator<String> isNotEmpty() { return value -> value != null && !value.isBlank(); }  static IValidator<String> isNotEmpty(); static IValidator<String> isInteger(); static IValidator<String> isIntegerOrBlank(); static IValidator<String> isDouble(); }
Validators { public static IValidator<String> isNotEmpty() { return value -> value != null && !value.isBlank(); }  static IValidator<String> isNotEmpty(); static IValidator<String> isInteger(); static IValidator<String> isIntegerOrBlank(); static IValidator<String> isDouble();  }