西安晚报社招聘:关于jsp连接数据库时 try 的问题 先谢了

来源:百度文库 编辑:神马品牌网 时间:2024/04/23 18:59:54
是不是在jsp代码中一定要有try语句呀
我的页出现如下问题 请帮忙解决

org.apache.jasper.JasperException: Unable to compile class for JSP

An error occurred at line: 8 in the jsp file: /checklogin.jsp
Generated servlet error:
C:\Program Files\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\aaaa\org\apache\jsp\checklogin_jsp.java:57: 'try' without 'catch' or 'finally'
try{
^

Generated servlet error:
C:\Program Files\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\aaaa\org\apache\jsp\checklogin_jsp.java:99: illegal start of type
} catch (Throwable t) {
^

Generated servlet error:
C:\Program Files\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\aaaa\org\apache\jsp\checklogin_jsp.java:109: <identifier> expected
}
^

Generated servlet error:
C:\Program Files\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\aaaa\org\apache\jsp\checklogin_jsp.java:110: 'class' or 'interface' expected
}
^

Generated servlet error:
C:\Program Files\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\aaaa\org\apache\jsp\checklogin_jsp.java:111: 'class' or 'interface' expected
^

不一定的。可以不用的。
使用的好处只是为了方便调试。