Exception 尝试转发到Tapestry 3中的不同url时出现异常
我有这个tapestry应用程序，我有一个html和一个后端java类，html部分：Exception 尝试转发到Tapestry 3中的不同url时出现异常,exception,tapestry,forwarding,Exception,Tapestry,Forwarding,我有这个tapestry应用程序，我有一个html和一个后端java类，html部分： <html> <head> <title>Starter Page</title> </head> <body> <span jwcid="@Insert" value="ognl: errorMessage" /> <form jwcid="@Form" method="POST" listen
<html>
<head>
<title>Starter Page</title>
</head>
<body>
<span jwcid="@Insert" value="ognl: errorMessage" />
<form jwcid="@Form" method="POST" listener="ognl:listeners.filterContracts">
<table style="width: 100%;" border="0" cellpadding="0" cellspacing="0">
<tr>
<td>
<label jwcid='@vitech:Label' element="span" labelOverride="Choose Criteria"/>
</td>
<td>
<select jwcid="criteriaSelect@Select">
<foreach jwcid="@Foreach" source="ognl: criterias" value="ognl:currentCriteria" index="ognl:currentCriteriaIndex">
<option jwcid="@Option" selected="ognl:selection[currentCriteriaIndex]" label="ognl:currentCriteria"/>
</foreach>
</select>
</td>
</tr>
<tr>
<td>
<label jwcid='@vitech:Label' element="span" labelOverride="Criteria Value"/>
</td>
<td>
<input jwcid="@TextField" value='ognl: criteriaValue' />
</td>
</tr>
<tr>
<td>
<label jwcid='@vitech:Label' element="span" labelOverride="Username"/>
</td>
<td>
<input jwcid="@TextField" value='ognl: username' />
</td>
</tr>
<tr>
<td>
<input type="submit" jwcid="getcontract@Submit" label="ognl: 'Get Contracts'" />
</td>
</tr>
</table>
</form>
</body>
我猜倒带周期中出现了一些问题我不确定您是否有选择权，但是Tapestry 5将震撼您的世界。如果工作中有人坚持使用Tapestry 3，你必须说服他不要这样做。
public void filterContracts(IRequestCycle cycle) {
if(cycle.isRewinding()) {
try {
errorMessage = "";
String selectedCriteriaString = cycle.getRequestContext().getRequest().getParameter("criteriaSelect");
MetlinkVisit metlinkVisit = (MetlinkVisit)getEmployerVisit();
int selectedCriteria = Integer.parseInt(selectedCriteriaString);
List<MemberContract> allMemberContractsWithEmployer = loadEmployerBySecurityUser(username);
if(allMemberContractsWithEmployer != null && allMemberContractsWithEmployer.size() > 0) {
FilterMembersContractsByCriteria filter;
List<MemberContract> filteredMembersContractsWithEmployer;
switch(selectedCriteria) {
case 0:
filter = new FilterMembersContractsBySSN();
break;
case 1:
filter = new FilterMembersContractsByLastName();
break;
case 2:
filter = new FilterMembersContractsByGAB();
break;
case 3:
filter = new FilterMembersContractsByCertificate();
break;
default:
filter = new FilterMembersContractsBySSN();
break;
}
filteredMembersContractsWithEmployer = filter.filterAllMembersContractsWithEmployerUsingCriteria(allMemberContractsWithEmployer, criteriaValue);
if(filteredMembersContractsWithEmployer != null && filteredMembersContractsWithEmployer.size() > 0) {
metlinkVisit.setFilteredContracts(filteredMembersContractsWithEmployer);
HttpServletRequest request = cycle.getRequestContext().getRequest();
HttpServletResponse response = cycle.getRequestContext().getResponse();
String uri = request.getRequestURI();
String url = uri + "?un=" + username + "&service=external/Metlink:SummaryPage";
request.getRequestDispatcher(url).forward(request, response);
} else {
errorMessage = "Criteria doesn't match any record, try different criteria";
}
}
}catch (Exception e) {
errorMessage = e.getMessage();
}
}
}
Exceptions: