Do not know why struts show "No getter method available for property ..." occasionally.

[Jack Lau]

Hello,

Do not know why struts show the following error message occasionally. Please help, thank in advance!!

Error message
------------------
javax.servlet.ServletException: No getter method available for property schoolLevelIdList for bean under name null

struts-config.xml
-------------------
<action path="/jsp/Import"
type="websams.web.ExportAction"
name="exportForm"
scope="request">
<forward name="ok" path="/jsp/export.jsp"/>
</action>

<form-bean name="exportForm"
type="websams.web.ExportForm"/>


ExportForm.java
---------------
public ExportForm {
private ArrayList schoolLevelIdList = new ArrayList();

public ArrayList getSchoolLevelIdList() {
return schoolLevelIdList;
}

public void setSchoolLevelIdList(ArrayList schoolLevelIdList) {
this.schoolLevelIdList = schoolLevelIdList;
}

public void setSchoolLevelIdList(String schoolLevelId)
{
schoolLevelIdList.add(schoolLevelId);
}

public String getSchoolLevelIdList(int aIndex)
{
while (this.schoolLevelIdList.size() <= aIndex)
{
this.schoolLevelIdList.add("");
}
return (String) schoolLevelIdList.get(aIndex);
}

}


export.jsp
----------
<jsp:useBean id="exportForm" class="websams.web.ExportForm" scope="request" />

schYear : <%=exportForm.getSchYear()%>

<html:select property="schLevel" onchange="changeSchoolLevel()">
<html:options labelProperty="schoolLevelEnDescList" property="schoolLevelIdList"/>
</html:select>

-----------

Thanks,
Jack

[Oleg Vakil]

hello
1) I had something like your problem for getter with ArrayList as return type.
As remember, I have used SelectItem without problem. If you need list for select,
it is Ok to use SelectItem

2) Also I propose to rename public String getSchoolLevelIdList(int aIndex) to other name..