@Test public void testString() { assertThat(StringUtils.isNotEmpty("bla")).isEqualTo(true); }
public static boolean isNotEmpty(@Nullable String string) { return string != null && !string.isEmpty(); }
StringUtils { public static boolean isNotEmpty(@Nullable String string) { return string != null && !string.isEmpty(); } }
StringUtils { public static boolean isNotEmpty(@Nullable String string) { return string != null && !string.isEmpty(); }  }
StringUtils { public static boolean isNotEmpty(@Nullable String string) { return string != null && !string.isEmpty(); }  static boolean isNotEmpty(@Nullable String string); }
StringUtils { public static boolean isNotEmpty(@Nullable String string) { return string != null && !string.isEmpty(); }  static boolean isNotEmpty(@Nullable String string);  }