jsp-tags

问题 I'm building my own JSP Tag Library which need to support some features that Application developers can use like this: <w:user-label id="usrlb" value="${session.user}"/> <w:textbox id="tb" label="User Name" value="${usrlb.value.name}"/> which means I want my EL can interact with my Tag declaration. and also I need to add stack concept into this library to support "id namespace" or something. My current research leads me to wrap default JspFactory like this: JspFactory.setDefaultFactory(new

问题 i have jsp page which contains <jsp:useBean id="RcvMsgTransferTanseekBean" class= "com.test.RcvMsgTransferTanseekBean" /> <jsp:setProperty name="RcvMsgTransferTanseekBean" property="*" /> and bean which contain private String nId = ""; public void setNId (String value){ this.nId = value; } public String getNId(){ return this.nId; } i send request to that jsp page test.jsp?letId=479438&dstId=522375&nId=138393&subject=66666666666&letForInfo=1&shNotMan=true my problem is that the nId parameter

问题 I am getting this exception while running any JSP on my tomcat5.5 server.Do I need to add any JAR ??? Please Help. StackTrace: DEBUG http-8181-Processor25 org.apache.catalina.loader.WebappClassLoader - Loading class from parent FATAL http-8181-Processor25 org.apache.jasper.runtime.JspFactoryImpl - Exception initializing page context java.lang.NoSuchMethodError: org.apache.tomcat.util.http.ServerCookie.appendCookieValue(Ljava/lang/StringBuffer;ILjava/lang/String;Ljava/lang/String;Ljava/lang

问题 Can a custom tag be utilized to clean up this form input element? <input name="action_for" type="text" value="<c:if test="${empty commitmentItem.action_for}"> <c:out value="${param.action_for}" escapeXml='false' /></c:if> <c:if test="${not empty commitmentItem.action_for}"> <c:out value="${commitmentItem.action_for}" /></c:if>" size="16" maxlength="16" /> I'd like to just type: <myTag:input field="action_for" obj="commitmentItem" /> or something similar. I just don't know how to access the

问题 I have been trying to find out how to create a dropdown box in Spring MVC. Here is my controller: @ResourceMapping(value = "availableDataVis") public String getAvailableDataVis(Model model, @RequestParam("widgetId") String widgetId) { HashMap<String,Map<String,String>> hashMapOfDataVis = new HashMap<String,Map<String,String>>(); Map<String,String> m = new LinkedHashMap<String,String>(); m.put("pie", "Pie Chart"); m.put("categorizedVertical", "Column Chart"); hashMapOfDataVis.put("m", m); if

问题 I am aware that this is somewhat a re-post, but I feel like re-posting my question will make things more clear. Here is the code for my table in my JSP page: <display:table name="table" pagesize="25" requestURI=""> <display:column title="Action" > <s:form theme="simple"> <s:hidden key="cpc" /> <s:submit action="remove" value="Remove" onclick="return confirm('Are you sure you want to delete this item?');"/> <s:submit action="displayEdit" value="Edit"/> </s:form> </display:column> <display

问题 I have a Spring 3 MVC app utilizing <mvc:annotation-driven /> . Having trouble getting a java.lang.Double property to display as currency in a <form:input> tag. The amount shows correctly, but no formatting applied. Any guidance? Spring config: <mvc:annotation-driven conversion-service="conversionService"> <mvc:argument-resolvers> <bean class="com.my.SessionUserHandlerMethodArgumentResolver"/> </mvc:argument-resolvers> </mvc:annotation-driven> <bean id="conversionService" class="org

问题 When I read Spring PetClinic sample application, I found they always put the add and modify functionalities into a single JSP file, and they use ${owner['new']} expression to customize elements on current page, for example " New Owner" or "Owner" for a label. Are there any other usages of [] operator in JSP (Spring) environment? The Controller file has the following snippet: @RequestMapping(value = "/owners/new", method = RequestMethod.GET) public String initCreationForm(Map<String, Object>

问题 Is there any way to hold tag files out of /WEB-INF/tags folder? Maybe by using tld somehow and calling them with uri instead of tagdir? Reason for this request is that we are trying to run several sites from one codebase and we would like to have it like WEB-INF/site1/templates, tags, ... so if this is wrong idea to begin with, feel free to say so. 回答1: Apparently not: http://java.sun.com/j2ee/1.4/docs/tutorial/doc/JSPTags6.html even if using tld to say where the tag is, it can be either in

问题 I'm trying to pass a java variable from a custom jsp tag(Im using struts2 here to get the variable from the java class). Here is the error I'm getting. javax.servlet.ServletException: /pages/editBidForm.jsp(51,8) According to TLD or attribute directive in tag file, attribute parentId does not accept any expressions org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:515) org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:419) .... Here is my jsp