JAVA侦听IP包，JAVA本身不支持IP层的解析，需要通过JNI调用C代码完成功能-JAVA listening IP packet, JAVA own IP layer does not support the resolution, the need for JNI call through the completion of C code function

ClickHeat是一个很酷的java scr ipt库，它可以帮你统计一个页面上用户点击的热度分布图，支持中文显示。 -ClickHeat is a cool java scr ipt library, it can help you to statistical heat distribution map users to click on a page, Chinese display support.