Java 在SpringMVC中处理多个页面
我是SpringMVC的新手,尝试在SpringMVC3中实现这个示例。 当我提交第一个Jsp时,我可以转到下一个Jsp,但在提交第二个Jsp后,它将使用新Jsp(空值)重定向回第一个Jsp。请提出意见,让我更清楚地理解 计划Java 在SpringMVC中处理多个页面,java,html,hibernate,jsp,spring-mvc,Java,Html,Hibernate,Jsp,Spring Mvc,我是SpringMVC的新手,尝试在SpringMVC3中实现这个示例。 当我提交第一个Jsp时,我可以转到下一个Jsp,但在提交第二个Jsp后,它将使用新Jsp(空值)重定向回第一个Jsp。请提出意见,让我更清楚地理解 计划 @Id @Column(name="PROJECT_ID") @GeneratedValue(strategy=GenerationType.AUTO) private int projectId; @Column(name="PROJECT_NAM
@Id
@Column(name="PROJECT_ID")
@GeneratedValue(strategy=GenerationType.AUTO)
private int projectId;
@Column(name="PROJECT_NAME")
private String projectName;
@Column(name="LOCATION")
private String location;
@Column(name="DESCRIPTION")
private String description;
@Column(name="DEV_TYPE")
private String developmentType;
项目服务
public void addProject(Project project);
ProjectServiceImpl
@Autowired
private ProjectDao projectDao;
public void addProject(Project project) {
projectDao.addProject(project);
}
项目道
public void addProject(Project project);
项目导入
public void addProject(Project project) {
getCurrentSession().save(project);
}
项目控制器
@RequestMapping(value = "/addProject.htm", method = RequestMethod.GET)
public ModelAndView reportForm(ModelMap model, HttpServletRequest request,
Project project) {
model.addAttribute("project", project);
ModelAndView mav = new ModelAndView("add");
return mav;
}
@RequestMapping(value = "/addProject.htm", method = RequestMethod.POST)
public ModelAndView addConfirm(@ModelAttribute("project") Project project,
BindingResult result, ModelMap model, SessionStatus status, HttpServletRequest request) {
HttpSession session = request.getSession();
validator.validateProject(project, result);
if (result.hasErrors()) {
return new ModelAndView("addProject");
} else if (project.getDescription() == null) {
//return the form that will set field two's value
return new ModelAndView("addProjectExt");
} //and so on for all the other field that need to be set...
else{
model.addAttribute("project", project);
projectService.addProject(project);
return "redirect:listProject";
}
}
JSP1
addProject.jsp
<form:form method="POST" modelAttribute="project" action="addProject.htm" >
<div class="input">
<form:label path="projectName" type="text" value="" >Project Name :*</form:label>
<form:input path="projectName"/>
</div>
<div class="input">
<form:label path="location" type="text" value="" >Location :</form:label>
<form:input path="location"/>
</div>
</form:form>
项目名称:*
地点:
JSP2
addProjectExt.jsp
<form:form method="POST" modelAttribute="project" action="addProject.htm" >
<div class="input">
<form:label path="description" type="text" value="" >Description :*</form:label>
<form:input path="description"/>
</div>
<div class="input">
<form:label path="developmentType" type="text" value="" >Development Type :</form:label>
<form:input path="developmentType"/>
</div>
</form:form>
说明:*
开发类型:
请尝试使用@SessionAttribute(“项目”)
并在JSP中使用submit按钮的目标,以便控制器知道并区分next按钮和submit按钮。请尝试使用@SessionAttribute(“项目”)
并使用JSP中提交按钮的目标,以便控制器知道并区分“下一步”按钮和“提交”按钮。非常感谢。。你把我举起来。。你是春天的上帝。。。。。。。。。。对于这种帮助,我无话可说……非常感谢。。你把我举起来。。你是春天的上帝。。。。。。。。。。对于这种帮助,没有话可说。。。。