内存监视 Java 源代码
/*
* @(#)MemoryMonitor.java 1.3 05/11/17
*
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在 Java 5 环境中，如果用类A去实现接口B (A implements B)，在 Java 5 的平台下，A 实现的方法名前是不能添加 @Override 标记的，否则会报如下图所示的错误提示而无法编译：
{{----}}16172
经过尝试和总结，得出下表。
Version
Java 5
Java 6
超类型是 interface，子类型重写的方法能否添加@Override 标记
否
是
......
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