解决方法:
<sitemesh>
<mapping path="/*" decorator="/WEB-INF/views/template/template.jsp"/>
<!---排除对json的装饰-->
<mapping path="/json/*" exclue="true"/>
</sitemesh>
$.post('/json/submit.json', {
name: username,
password: password
}, function (val) { })
解决方法:
<sitemesh>
<mapping path="/*" decorator="/WEB-INF/views/template/template.jsp"/>
<!---排除对json的装饰-->
<mapping path="/json/*" exclue="true"/>
</sitemesh>
$.post('/json/submit.json', {
name: username,
password: password
}, function (val) { })