struts2中xml验证无效
<!DOCTYPE validators PUBLIC
"-//OpenSymphony Group//XWork Validator 1.0.3//EN"
"http://www.opensymphony.com/xwork/xwork-validator-1.0.3.dtd">
上面这段有报警告
The file cannot be validated as the XML definition "http://www.opensymphony.com/xwork/xwork-validator-1.0.3.dtd" that is specified as describing
the syntax of the file cannot be located.