jsp-tags

问题 I am creating Sample Spring MVC application. In my Controller class I have define like this: Map<String, Object> myModel = new HashMap<String, Object>(); myModel.put("now", now); myModel.put("products", this.productManager.getProducts()); return new ModelAndView("hello", "model", myModel); When I put following part in my JSP file i got javax.el.PropertyNotFoundException exception <c:forEach items="${model.products}" var="prod"> <c:out value="${prod.description}"/> <i>$<c:out value="${prod

问题 I am creating Sample Spring MVC application. In my Controller class I have define like this: Map<String, Object> myModel = new HashMap<String, Object>(); myModel.put("now", now); myModel.put("products", this.productManager.getProducts()); return new ModelAndView("hello", "model", myModel); When I put following part in my JSP file i got javax.el.PropertyNotFoundException exception <c:forEach items="${model.products}" var="prod"> <c:out value="${prod.description}"/> <i>$<c:out value="${prod

问题 I'm a beginner and learning spring and hibernate (utilizing maven in project)and came across this problem and got stuck here. tried finding solution but ended up no where. Please help. thanks a lot Error: "Can not find the tag library descriptor for "http://java.sun.com/jsp/jstl/core" Code: <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <%@ taglib uri="http://www.springframework.org/tags" prefix="spring" %> <%@ taglib uri="http://www.springframework.org/tags/form" prefix=

问题 <%! public void display() { System.out.println("Hai"); } %> <input type="submit" value="touch me" method="display()"/> I have a jsp page like above. How can i call a method when the user clicking the button.The above code is not working. How i do it without javascript... 回答1: You are confusing server side and client side. The code is generated on the server side, your user clicks on the client side. If you want to call server side code from the client side you need to look into ajax. If you

问题 I want to iterate through a List that is a member variable of a User object. I don't want to use snippets and would like to use some form of jsp tags to do the trick. User class public class User { private List<Option> options; public getOptions()... } What I'm trying to do in snippets <% User user = (User)session.getAttribute("user"); List<Option> options = user.getOptions(); %> <select id="alertFilter"> <% for (Option o : options) { %> <option><%=o.getTitle()%></option> <% } %> </select> I

问题 I want to iterate through a List that is a member variable of a User object. I don't want to use snippets and would like to use some form of jsp tags to do the trick. User class public class User { private List<Option> options; public getOptions()... } What I'm trying to do in snippets <% User user = (User)session.getAttribute("user"); List<Option> options = user.getOptions(); %> <select id="alertFilter"> <% for (Option o : options) { %> <option><%=o.getTitle()%></option> <% } %> </select> I

问题 I work with a front-end developer who writes JSP files. We have a form that is working correctly, except validation/binding/processing errors can't seem to be displayed with Spring's <form:errors/> tag. I've confirmed that the error is being set, and what is apparently the correct path for the errors. Supposedly <form:errors path="*" /> should render them all, regardless of path, but it shows nothing. Do I need to get into the tag library source to deduce what's going wrong? 回答1: 2 things I

问题 Following is the Struts code for the <s:select> tag in my JSP file. <s:select name="choice" list="{'Add to My List','Remove from My List','Activate','Deactivate','Print'}" theme="xhtml" cssClass="text" required="false"/> I need to localize the list elements to French as shown below. <s:select name="choice" list="{'Ajouter à Ma liste','Enlever de ma liste','Activer','Désactiver','Imprimer'}" theme="xhtml" cssClass="text" required="false"/> How can I achieve this using the Internationalization

问题 This is a problem that only occurs on application update (only tested through Admin Console, not CLI). Also, this is only happening on our development environment, which is identical to our prod env. On uninstall/install, everything is compiled properly. However, this is a large application and it takes long enough to do an update--we do not want to uninstall/install everytime (esp. during dev. builds). JSP .java and .smap files are being generated, but not .class. On prod, there is no .smap-

问题 I have this code in my JSP: <form:form commandName="Recipient" name="mailForm" action="MailSuccess.jsp" method="get"> <form:input path="toAddress"/> <form:input path="subject"/> <input type="submit" value="Send"/> </form:form> I am getting this error: org.apache.jasper.JasperException: /SendMail.jsp(12,0) The form:form tag declares that it accepts dynamic attributes but does not implement the required interface My guess is that I am missing some JAR file, but I am not sure. Can anyone provide