1.action必须继承dispatchaction.
2.struts-config中对应的action中添加premeter属性
2.struts-config中对应的action中添加premeter属性
解决方案 »
- 这段正则表达式不知道出了什么问题,没有用
- 如何模拟实时GPS数据
- spring1.X升级2.0的问题
- 2年J2SE经验,能找到J2EE的工作吗
- Myeclipse+hibernate+mysql :Field 'id' doesn't have a default value
- 访问接口,并返回获取数据
- 请问struts的upload支不支持多文件上传(在线结贴,up有分,不够再加。散)
- 如何解析这种的XML,请大家指教一下
- 哪里可以找到各种Java的框架framework?
- 有谁会做问卷调查系统啊 我看了一个下午了都没有头绪
- 为什么我的tomcat老是启动不起来啊?高手帮忙
- struts做真正的项目时view都使用struts-taglib么? 学了很多就是不爱学taglib怎么办?
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.LookupDispatchAction;import com.dl.db.DbWrapper;
import com.dl.db.UserInfor;
import com.dl.struts.form.UserForm;
import com.dl.struts.form.sysadmin.MenuadminForm;/**
* MyEclipse Struts Creation date: 12-20-2004
*
* XDoclet definition:
*
* @struts:action path="/menuadmin2" name="menuadmin2Form" scope="request"
*/
public class Menuadmin2Action extends LookupDispatchAction { /*
* (非 Javadoc)
*
* @see org.apache.struts.actions.LookupDispatchAction#getKeyMethodMap()
*/
protected Map getKeyMethodMap() {
Map map = new HashMap();
map.put("button.submit.add", "add");
map.put("button.submit.edit", "edit");
map.put("button.submit.delete", "delete");
return map;
} // --------------------------------------------------------- Instance
// Variables // --------------------------------------------------------- Methods /*
* (非 Javadoc)
*
* @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping,
* org.apache.struts.action.ActionForm,
* javax.servlet.http.HttpServletRequest,
* javax.servlet.http.HttpServletResponse)
*/
public ActionForward add(ActionMapping mapping, ActionForm arg1,
HttpServletRequest arg2, HttpServletResponse arg3) throws Exception {
MenuadminForm mf = (MenuadminForm) arg1;
if (DbWrapper.ds == null) {
DbWrapper.ds = getDataSource(arg2);
} String sql = "SELECT ID FROM MENUB WHERE ID<900 ORDER BY ID DESC";
ArrayList alid = new ArrayList();
try {
alid = DbWrapper.executeQuery(sql);
java.util.Map map = (java.util.Map) alid.get(0);
int id = Integer.parseInt((map.get("ID") == null ? "" : map.get(
"ID").toString()));
id++;
sql = "INSERT INTO MENUB (ID,PID,NAME,URL,"
+ "TITLE,TARGET,ICON,ICONOPEN,OPEN,RESOURCEID) "
+ "VALUES (" + id + "," + mf.getNameid() + ",'"
+ mf.getName() + "','" + mf.getUrl() + "','"
+ mf.getTitle() + "','" + mf.getTarget() + "','"
+ mf.getIcon() + "','" + mf.getIconopen() + "','"
+ mf.getOpen() + "','" + mf.getResourceid() + "')";
DbWrapper.executeUpdate(sql);
} catch (Exception e) {
System.out.println(e);
} upSession(arg2); return mapping.findForward("error");
} public ActionForward edit(ActionMapping mapping, ActionForm arg1,
HttpServletRequest arg2, HttpServletResponse arg3) throws Exception {
MenuadminForm mf = (MenuadminForm) arg1;
if (DbWrapper.ds == null) {
DbWrapper.ds = getDataSource(arg2);
}
String sql = "update TESTUSER.MENUB set ID="
+ Integer.parseInt(mf.getId()) + ",PID="
+ Integer.parseInt(mf.getPid()) + ",NAME='" + mf.getName()
+ "',URL='" + mf.getUrl() + "',TITLE='" + mf.getTitle()
+ "',TARGET='" + mf.getTarget() + "',ICON='" + mf.getIcon()
+ "',ICONOPEN='" + mf.getIconopen() + "',OPEN='" + mf.getOpen()
+ "',RESOURCEID='" + mf.getResourceid() + "' WHERE ID="
+ Integer.parseInt(mf.getId()) + ""; try {
int i = DbWrapper.executeUpdate(sql);
} catch (Exception e) {
System.out.println(e);
return mapping.findForward("error");
}
upSession(arg2); return mapping.findForward("error");
} public ActionForward delete(ActionMapping mapping, ActionForm arg1,
HttpServletRequest arg2, HttpServletResponse arg3) throws Exception {
MenuadminForm mf = (MenuadminForm) arg1;
if (DbWrapper.ds == null) {
DbWrapper.ds = getDataSource(arg2);
}
String sql="DELETE FROM TESTUSER.MENUB WHERE ID="+mf.getNameid();
try {
int i = DbWrapper.executeUpdate(sql);
} catch (Exception e) {
System.out.println(e);
return mapping.findForward("error");
}
upSession(arg2);
return mapping.findForward("error");
} // 更新会话
private void upSession(HttpServletRequest request) {
UserInfor ui = new UserInfor();
ui.logonValidate(getDataSource(request), request.getSession(),
(UserForm) request.getSession().getAttribute("userForm")); }
}
<html:submit property="act">
<bean:message key="button.submit.add" />
</html:submit>
<html:submit property="act">
<bean:message key="button.submit.edit" />
</html:submit>
<html:submit property="act">
<bean:message key="button.submit.delete" />
</html:submit>这是资源文件:
button.submit.add=Add
button.submit.edit=Edit
button.submit.delete=Delete
我想应该在struts-config.xml文件里做个说明吧,要不然actionservlet怎么知道你的那个标签(是delete,还是add)都不知道.
所以我想
应该有个说明.
不知道说的对不对.