可用于给集合添加泛型
<signatures>
<![CDATA[
import java.util.List;
import collection.MyList;
MyList.setList(List<Integer>i);
]]>
</signatures>
这样以后在使用集合时便不会产生
警告: Missing type info for (method=public void collection.MyList.setList(java.util.List), parameter: 0). Assuming this is a map with String keys. Please add to <signatures> in dwr.xml