1、未设置empty 属性
- 错误信息：
严重: Servlet.service() for servlet [jsp] in context with path [/web-exercise] threw exception [/paramTag.jsp (line: 11, column: 0) The TLD for the class taglibclass.QueryTag specifies an invalid body-content (JSP) for a SimpleTag.] with root cause
org.apache.jasper.JasperException: /paramTag.jsp (line: 11, column: 0) The TLD for the class taglibclass.QueryTag specifies an invalid body-content (JSP) for a SimpleTag.
-
web页面截图：
-
tld配置：
<tag>
<name>paramTag</name>
<tag-class>taglibclass.QueryTag</tag-class>
<attribute>
<name>driver</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
<attribute>
<name>url</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
<attribute>
<name>username</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
<attribute>
<name>password</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
<attribute>
<name>sql</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
</tag>
- 解决方案：在tld配置文件中增加：
<body-content>empty</body-content>属性