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1.дһ¸öÀà¼Ì³ÐTagSupport»òÆäËûTagµÄʵÏÖÀà¡£
public class AllTag extends TagSupport {

@Override
public int doStartTag() throws JspException {
JspWriter out = pageContext.getOut();
try {
out.append("Hello World.");
} catch (IOException e) {
e.printStackTrace();
}
return SKIP_BODY;
}
}

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2.±àдTLDÎļþ
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE taglib PUBLIC "-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.2//EN"
"http://java.sun.com/dtd/web-jsptaglibrary_1_2.dtd">
<taglib>
<tlib-version>1.0</tlib-version>
<jsp-version>1.2</jsp-version>
<short-name>ibees</short-name>
<uri>http://ibees.org</uri>
<tag>
<name>hello</name>
<tag-class>tag.AllTag</tag-class>
</tag>
</taglib>
´ËÎļþtaglib.tld·ÅÓÚWEB-INF/ Ŀ¼Ï£¬ÔÚweb.xmlÎļþÖмÓÈëÈçϵÄÅäÖÃ
<context-param>
<param-name>taglib</param-name>
<param-value>/WEB-INF/taglib.tld</param-value>
</context-param>

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