The specification and this JavaOne presentation point out that only primitives and String can be constant and that null is not a constant. They also point out problems that can occur between code ...

Is this some sort of Java issue? Lloyd Kendrick ANSWER: If you are running popup-blocking software, that may be the culprit. If not, then it may be a problem with Internet Explorer.

24 25 26 package com.gej.poi.constant; * java类型常量 * @Author: 高尔稽 技术交流群;781943947 * @Version 1.0 public final class JavaClassConstant { public static final String DATE_CLASS = "class java.util.Date"; ...