æç»ä½ ä¸ä¸ªä¾å
web.xmlä¸é
ç½®
<servlet>
<servlet-name>aa</servlet-name>
<servlet-class>
cn.com.AA
</servlet-class>
<init-param>
<param-name>width</param-name>
<param-value>55</param-value>
</init-param>
</servlet>
代ç ä¸å¦ä½åå¾é
ç½®çåæ°
AA.java
public void init(ServletConfig config) throws ServletException {
super.init();
width = Integer.parseInt(config.getInitParameter("width"));
height = Integer.parseInt(config.getInitParameter("height"));
number = Integer.parseInt(config.getInitParameter("number"));
codes = config.getInitParameter("codes");
}
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