ssh整合实现登录的例子，包含源代码，用extjs做的登录界面

package sd.atm0703.action; import java.io.PrintWriter; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts.action.Action; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import sd.atm0703.pojo.User; import sd.atm0703.service.Login; import sd.atm0703.util.MD5; public class LoginAction extends Action{ private boolean success; private String msg; private Login login; public boolean isSuccess() { return success; } public void setSuccess(boolean success) { this.success = success; } public String getMsg() { return msg; } public void setMsg(String msg) { this.msg = msg; } public Login getLogin() { return login; } public void setLogin(Login login) { this.login = login; } @Override public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { // TODO Auto-generated method stub response.setContentType("text/json;charset=utf-8"); HttpSession session=request.getSession(); PrintWriter out=response.getWriter(); //获得参数 String username=request.getParameter("username"); String password=request.getParameter("password"); String jsonStr=""; User user=new User(); user.setUsername(username); user.setPassword(password); //业务处理 if(login.validate(user)){ session.setAttribute("username", username); jsonStr="{success:true,msg:'ok'}"; }else{ jsonStr="{success:true,msg:'no'}"; } out.print(jsonStr); System.out.println(jsonStr); return null; } }