你能幫我解決這個問題嗎,我遇到了HTTP狀態400:請求的資源不可用每次我點擊我的按鈕編輯和刪除,我不能現在解決這個問題已經有好幾個星期了,請問有人能給我這個建議嗎下面是我的代碼:HTTP狀態400:請求的資源不可用
用戶控制器
@Controller
@RequestMapping(value = "/ims-user")
public class IMSUserController {
\t private static final Logger logger = LoggerFactory.getLogger(IMSUserController.class);
\t private static final String SAVE_ACTION = "/ims-user/save";
\t private static final String UPDATE_ACTION = "/ims-user/update";
\t @Autowired
\t private IMSUserService imsUserService;
\t @RequestMapping(method = RequestMethod.GET)
\t public String loadIMSUserList(Model model) {
\t \t logger.info("Getting all IMS Users");
\t \t model.addAttribute("imsUserList", imsUserService.getAllIMSUsers());
\t \t return "imsUserList";
\t }
\t @RequestMapping(value = "/new", method = RequestMethod.GET)
\t public String loadIMSUserForm(Model model) {
\t \t logger.info("Creating new IMS User");
\t \t IMSUser imsUser = new IMSUser();
\t \t model.addAttribute("imsUser", imsUser);
\t \t model.addAttribute("action", SAVE_ACTION);
\t \t buildModel(model, imsUser, SAVE_ACTION);
\t \t return "imsNewUserForm";
\t }
\t @RequestMapping(value = "/view/{id}", method = RequestMethod.GET)
\t public String loadIMSUserForm(Model model, @PathVariable Long id) {
\t \t logger.info("Viewing User");
\t \t IMSUser imsUser = imsUserService.getIMSUserById(id);
\t \t model.addAttribute("imsUser", imsUser);
\t \t return "imsViewUserForm";
\t }
\t @RequestMapping(value = "/save", method = RequestMethod.POST)
\t public String saveIMSUser(@Validated @ModelAttribute("imsUser") IMSUser imsUser, BindingResult result, Model model,
\t \t \t RedirectAttributes redirectAttributes) {
\t \t imsUserService.addIMSUser(imsUser);
\t \t return "redirect:/ims-user";
\t }
\t @RequestMapping(value = "/delete", method = RequestMethod.GET)
\t public String deleteIMSUser(@PathVariable Long id) { \t \t
\t \t logger.info("Deleting User"); \t \t
\t \t IMSUser imsUser = imsUserService.getIMSUserById(id); \t \t
\t \t imsUserService.deleteIMSUser(imsUser);
\t \t return "redirect:/ims-user";
\t }
\t @RequestMapping(value = "/edit/{id}", method = RequestMethod.GET)
\t public String editIMSUser(@PathVariable Long id, Model model, RedirectAttributes redirectAttributes) {
\t \t
\t logger.info("Loading edit for of IMSUser with the following details");
\t \t IMSUser imsUser = imsUserService.getIMSUserById(id);
\t \t
\t \t if (imsUser == null) {
\t \t \t return "redirect:/ims-user";
\t \t }
\t \t buildModel(model, imsUser, UPDATE_ACTION);
\t \t return "imsEditUser";
VIEW-USER.JSP
<%@ page language="java" contentType="text/html; charset=UTF-8"
\t pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<html>
<head>
<link rel="stylesheet" type="text/css"
\t href="<c:url value="/resources/css/style.css" /> ">
<link rel="stylesheet" type="text/css"
\t href="<c:url value="/resources/css/utility.css" /> ">
<link rel="stylesheet" type="text/css"
\t href="<c:url value="/resources/css/bootstrap/bootstrap.min.css" /> ">
</head>
<form:form modelAttribute="imsUser" action="${pageContext.servletContext.contextPath}/delete" method="GET" >
\t <form:hidden path="id"/>
\t <input type="button" id="btn-user-edit" value="Edit" class="btnHeader button" onclick="location.href='${pageContext.request.contextPath}/edit/{imsUser.id}'"/>
</form:form>
<body>
\t \t <div class="form-user">
\t \t \t <ul>
\t \t \t \t <c:out value="${action}"/>
\t \t \t \t
\t \t \t \t <li><label><strong> User Type :</strong></label><span>
\t \t \t \t <c:out value="Employee"/></span></li> \t
\t \t \t \t
\t \t \t \t <li><label><strong> Username :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.username}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Password :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.password}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Client Name :</strong></label><span>
\t \t \t \t <c:out value="Biolinks"/></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> First Name :</strong></label><span>
\t \t \t \t <c:out value="${imsUser.firstname}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Middle Name :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.middlename}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Last Name :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.lastname}" /></span></li> \t
\t \t \t \t
\t \t \t \t
\t \t \t \t <li><label><strong> Contact Number :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.contactNumber}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> E-mail Address :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.emailAddress}" /></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Address : </strong></label><span>
\t \t \t \t <c:out value= "${imsUser.address}"/></span></li> \t \t
\t \t \t \t \t \t \t
\t \t \t \t <li><label><strong> City :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.city}"/></span></li>
\t \t \t \t
\t \t \t \t <li><label><strong> Postal Code :</strong></label><span>
\t \t \t \t <c:out value= "${imsUser.postalCode}" /></span></li>
\t \t \t \t
\t \t \t </ul>
\t \t
\t
\t \t </div>
</body>
</html>
<div id="deleteUserDialog" title="Please Confirm" class="hidden">
\t \t Are you sure you want to delete this user?
</div>
<script type="text/javascript"> \t
function deleteUser()
{
\t \t document.getElementById("imsUser").submit();
\t \t
} \t
</script>
EDIT-USER.JSP
<%@ page language="java" contentType="text/html; charset=UTF-8"
\t pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<form:form id="imsUser" modelAttribute="imsUser" action="${pageContext.servletContext.contextPath}${action}" method="GET" cssClass="form-user">
\t \t <form:hidden path="id"/>
\t \t <c:out value="${imsUser.id}"/>
\t \t
\t \t <ul>
\t \t \t \t \t
\t \t \t \t <li><label><strong> Username </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="username" /></li>
\t \t \t \t <li><label><strong> Password </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="password" /></li>
\t \t \t \t <li><label><strong> First Name </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="firstname" /></li>
\t \t \t \t <li><label><strong> Middle Name </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="middlename" /></li>
\t \t \t \t <li><label><strong> Last Name </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="lastname" /></li>
\t \t \t \t <li><label><strong> Contact Number </strong></label>:<form:input
\t \t \t \t \t type="text" path="contactNumber"/></li> \t \t \t
\t \t \t \t <li><label><strong> E-mail Address </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="emailAddress" /></li>
\t \t \t \t <li><label><strong> Address </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="address" /></li>
\t \t \t \t <li><label><strong> City </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="city" /></li>
\t \t \t \t <li><label><strong> Postal Code </strong></label>:<form:input
\t \t \t \t \t \t type="text" path="postalCode" /></li>
\t \t
\t \t \t
\t \t </ul>
</form:form>
感謝您的幫助傢伙!
嗨,我試着看看你已經分享給我的鏈接,但後來它不是英文的,所以我不明白這一點。我根據您的建議做了一些更改,但現在我得到了不同的錯誤,指出「客戶端發送的請求在語法上不正確」。對不起,我是一個java編程的新手,沒有適當的培訓:( –
嗨,我編輯了我的答案,試圖更好地解釋。如果你還有問題,請與我聯繫。 –