your client field is null!!
kk4Nabble <kavya....@gmail.com>
23.04.2009 11:28
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Re: How to pass data from page(tml) to java class
HI,
It workes for beaneditform perfectly fine.
Thats when i give like this.
<t:beaneditform submitlabel="Create " object="client"/>
But not for the usual form .
I even tried
t:value="client.firstName".
But it does not work.
Ulrich Stärk wrote:
>
> Your client object is probably null. Make sure it isn't.
>
> Uli
>
> Am 23.04.2009 11:14 schrieb kk4Nabble:
>> Hi all,
>>
>> Am learning Tapestry 5.
>>
>> This is createclient.tml
>>
>> <form t:type="form" t:id="names" >
>> <t:errors/>
>> <table>
>> <tr>
>> <td>First
Name:</td>
>> <td><input t:type="TextField" t:id="firstName"
>> t:value="firstName"/></td>
>> </tr>
>> <tr>
>> <td>Last
Name:</td>
>> <td><input t:type="TextField" t:id="lastName"
>> t:value="lastName"/></td>
>> </tr>
>> <tr>
>> <td></td>
>> <td><input type="submit" value="Save"/></td>
>> </tr>
>> </table>
>> </form>
>>
>> And createclient.java
>>
>> public class CreateClient
>> {
>>
>> @Property
>> private String firstName;
>>
>> @Property
>> private String lastName;
>>
>> @Component(id = "names")
>> private Form form;
>>
>>
>> @Component(id = "firstName")
>> private TextField firstNameField;
>>
>> @Component(id = "lastName")
>> private TextField lastNameField;
>>
>>
>> @Property
>> private Client client;
>>
>> @Inject
>> private Session session;
>>
>> @InjectPage
>> private Index index;
>>
>>
>>
>> @CommitAfter
>> Object onSuccess()
>> {
>> client.setFirstName(firstName);
>> client.setLastName(lastName);
>> session.persist(client);
>>
>> return index;
>> }
>> }
>>
>> I have an entity class Client with first name and lastname.
>>
>> If i don use beaneditform And want to use this form and still store the
>> value of client in database.
>>
>> The above method gives null pointer exception .
>>
>> How do i do that?
>>
>> Did i miss anything?
>>
>> Can anyone help me..
>>
>> Thanks in advance..
>>
>>
>>
>
>
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