SSH(Struts2.2.1+Hibernate3.6+Spring3.0.5)+json框架包

package org.sukhavati.action; import javax.annotation.Resource; import org.springframework.context.annotation.Scope; import org.springframework.stereotype.Component; import org.sukhavati.model.User; import org.sukhavati.service.UserService; import com.opensymphony.xwork2.ActionSupport; @Component("userAction") @Scope("prototype") public class UserAction extends ActionSupport { private UserService userService; private User user; public User getUser() { return user; } public void setUser(User user) { this.user = user; } public UserService getUserService() { return userService; } @Resource public void setUserService(UserService userService) { this.userService = userService; } public String addUser() { if(userService.exits(user.getUsername())){ return ERROR; } userService.save(user); return SUCCESS; } }