Loading Collections in to DropDownList box using Struts with bean

Question

Hi folks,
I am very new to struts.
I am developing one small web application using struts. I has developed Bussiness Logic, i need to use properly in struts.
ManufacturerList.java is a Bussiness Logic class using to load all manufacturer from the database. It using by the collection LinkedHashMap.
I need to use this BL in my struts application.
GOAL: In sturts application i need to add the car details, one of the property for car is manufacturer.
When creating the car, it should display all the manufacturer in the new student form.
Please explain how to create with struts.
Some of the Code i developed
{color:#ff0000}<html:form action="/Car?op=saveCar">
<html:errors/>
<html:hidden property="op" value="saveCar"/>
<html:hidden property="carCode"/>
Car Name <html:text property="model"></html:text> <br>
Manufacturer
<!-- Defining the bean for manufacturer list getting from the request-->
<bean:define id="mfrList" name="ManufacturerList" property="manufacturers"
scope="request"
type="java.util.Collection">
</bean:define>
<br>
Manufacturer Year <html:text property="yearOfManufacture"></html:text><br>
Date of Purchase <html:text property="dateOfPurchase"></html:text> <br>
<html:submit value="Ok" />
</html:form>{color}
This is code is not working properly.... Please explain

Answer 1

Hi i did like this
{color:#0000ff}<bean:define id="mfrList" name="ManufacturerList" {color}
{color:#0000ff}scope="request" {color}
{color:#0000ff}type="com.icalib.trafficSimulator.ManufacturerList">{color}
{color:#0000ff}</bean:define>{color}
{color:#0000ff}<html:select property="make">{color}
{color:#0000ff}<html:optionsCollection name="mfrList" label="mfrName" value="mfrCode"/>{color}
{color:#0000ff}</html:select>{color}
But the error is comming like thisjavax.servlet.ServletException: Cannot create iterator for 1:Honda
2:Maruti
3:Hyundai
4:Toyota
5:Accord
6:Test_mfr
7:test_mfr2
8:456
9:again
10:123
11:again1
What to give in the label and value in the optionsCollection