TABLE中动态设置poplist的值跟着当前行的某些列动态变化

 OAAdvancedTableBean table = (OAAdvancedTableBean)webBean.findChildRecursive("TimeEntryTbl");     
 OAMessageChoiceBean elePoplist = (OAMessageChoiceBean)table.findChildRecursive("ElementSelect");     
 elePoplist.setListVOBoundContainerColumn(0, table, "EmployeeGroupName");     
 elePoplist.setListVOBoundContainerColumn(1, table, "PeriodEndDate");     
 elePoplist.setListVOBoundContainerColumn(2, table, "AssignmentId");     
 elePoplist.setPickListCacheEnabled(false); 

//视图定义
CountryVO
select Meaning ,LookupCode from fnd_lookup_values_vl where lookup_type=‘CHOLA_COUNTRY‘
StateVO
select Meaning ,LookupCode from fnd_lookup_values_vl where lookup_type=‘CHOLA_State‘ and tag= :1

//控件设置
ID Country
Picklist View Definition:chola.oracle.apps.fnd.poplist.server.CountryVO
Picklist View Instance :CountryVO1
Picklist Display Attribute:Meaning
Picklist Value Attribute:LookupCode
ActionType - fireParialAction
Event - country

ID State
Picklist View Definition:chola.oracle.apps.fnd.poplist.server.StateVO
Picklist View Instance :StateVO1
Picklist Display Attribute:Meaning
Picklist Value Attribute:LookupCode
ActionType - fireParialAction

//代码控制
//processRequest

OAAdvanceTableBean advTable = (OAAdvanceTableBean)webBean.findChildRecursive("ResultAdvTable");
OAMessageChoiceBean statePoplist = (OAMessageChoiceBean)advTable.findChildRecursive("State");
statePoplist.setlistVOBoundContainerColumn(0,advTable,"Country");

//processFormRequest

if("country".equals(pageContext.getParameter(OAWebBeanConstants.EVENT_PARAM))){
    am.invokeMethod(initStateVOQuery);
}

//AM

public void statePoplist(){
    StateVOImpl vo = (StateVOImpl) getStateVO1();
    if(vo==null){
        MessageToken[] errorTokens= {new MessageToken("OBJECT_NAME","CountryVO1")};
        throw new OAException("AK","FWK_TBX_OBJECT_NOT_FOUND",errorTokens);
    }
    vo.executeQuery();
}