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저는 Struts 2를 처음 사용합니다. 목록 속성으로 Select 태그를 채우는 데 문제가 있습니다. 값은 action 클래스에서 제공됩니다.이 시나리오에서 샘플 코드를 제공하십시오.Struts 2 select 태그 목록 속성으로 채우기
내 액션 클래스
public class TripDetailsAdd extends ActionSupport {
@Override
public String execute() throws Exception {
return SUCCESS;
}
public String populate() {
VehicleDAO vehicleDAO = new VehicleDAO();
this.lstVehicles.addAll(vehicleDAO.getAllVehicles());
return "populate";
}
private String vehicleId;
private Collection lstVehicles = new ArrayList<VehiclesVO>();
}
JSP 페이지의 내용이에서
<%@ taglib prefix="s" uri="/struts-tags"%>
<%@ taglib prefix="sform" uri="/struts-dojo-tags"%>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<%@page import="com.vms.business.dao.VehicleDAO"%>
<%@page import="java.util.Collection"%><html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Trip Details</title>
</head>
<body>
<s:form action="tripDetailsAdd" method="POST" >
<s:hidden name="expenseTypeId"></s:hidden>
<table width="100%" height="96%" cellpadding="0" cellspacing="0">
<tr>
<td valign="top"><!-- Menu Starts --> <jsp:include
page="/pages/menu.jsp"></jsp:include> <!-- Menu End -->
<table width="95%" align="center">
<tr>
<td>
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td class="highlight">Trip Details Add</td>
<td><s:actionerror /><s:actionmessage /></td>
</tr>
<tr>
<td class="header3shadow" colspan="2"><img height="2"
border="0" width="100%"></img></td>
</tr>
</table>
<table>
<tr>
<td> </td>
</tr>
</table>
<div
style="overflow: auto; height: expression((document.body.clientHeight -80) +px ');">
<table width="60%" cellspacing="0" cellpadding="0" border='0'>
<tr>
<td class="FieldTitle" valign="top">
<table width="100%" cellspacing="4" cellpadding="0" border='0'>
<s:select headerKey="0" headerValue="Select One" required="*" label="Vehicle No."
labelSeparator=":" list="lstVehicles" listKey="vehicleId" listValue="regNo"></s:select>
</td>
</tr>
<tr>
<td>
<table width="100%" cellspacing="4" cellpadding="0" border='0'>
<s:textfield labelposition="left" requiredposition="right"
name="totalIncome" label="Total Income" cssStyle="FieldTitle"
labelSeparator=":"></s:textfield>
</table>
</td>
</tr>
</table>
<table cellpadding="0" width="60%" cellspacing="0" border="0">
<tr>
<td align="right"><s:submit label="Add" value="Add"></s:submit></td>
</tr>
</table>
</div>
<table border="0" cellspacing="0" cellpadding="0">
<tr>
<td> </td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</s:form>
</body>
</html>
매핑
<action name="*TripDetailsAdd" method="{1}"
class="com.vms.trip.presentation.TripDetailsAdd">
<result name="success" type="redirect">showTripDetailsList
</result>
<result name="populate">/pages/tripdetails/TripDetailsAdd.jsp
</result>
<result name="error">/pages/tripdetails/TripDetailsAdd.jsp
</result>
<result name="input">/pages/tripdetails/TripDetailsAdd.jsp
</result>
</action>
내가 검증 파일을 추가하거나 오류 페이지에 발생하면되는 드롭 다운 경우 로딩하지 마세요. 제발 ..
이 문제는 처음로드하는 동안 해결되었습니다. 오류가 발생하면 드롭 다운이로드되지 않습니다. – Jothi
당신이하려고하는 코드를 게시 할 수 있습니까? – Omnipresent