jodd-core/src/main/java/jodd/util/StringUtil.java
public static boolean isAllBlank(final String... strings) {
		for (String string : strings) {
			if (!isBlank(string)) {
				return false;
			}
		}
		return true;
	}
public static boolean isAllBlank(final String... strings) {
		for (String string : strings) {
			if (!isBlank(string)) {
				return false;
			}
		}
		return true;
	}
Determines if string array contains just blank strings.