Does it throw the same error if its an Integer instead of an int?
Dave
On May 3, 2011 9:11 AM, "Justin Robbins" <justinhrobb...@gmail.com> wrote:
> Hi Eric,
>
> You are pointing out the error? Here's the thing, and hopefully you
> can set me straight here, I acknowledge there is no
> setTagId([Ljava.lang.String;)]. After all, "tagId" is an integer in
> my POJO. Why would I have a method for it that accepts a String? I'm
> still getting up to speed on OGNL but shouldn't it be converting the
> form field to an integer for me (assuming the form field has a value
> at all)?
>
> Also, the "tagId" is indeed getting set successfully (and without the
> stack trace in the log) when i submit a form that has a value in that
> field. It seems to only throw the error (warning) when the form field
> is submitted empty.
>
> Just to review, I'm reusing the same JSP form for the creation of new
> Tag entities and the editing of existing Tags. There's a hidden form
> field "tagId" that is only populated with a value when I'm editing an
> existing Tag entity.
>
> Thanks much for your input. It's appreciated. If there is something
> wrong with the way I'm going about things then please feel free to set
> me straight.
>
> Justin
>
> On Tue, May 3, 2011 at 8:37 AM, Eric Reed <ere...@mail.nysed.gov> wrote:
>> Justin,
>>
>> Your error:
>>> [java.lang.NoSuchMethodException:
>>> org.robbins.flashcards.model.Tag.setTagId([Ljava.lang.String;)]
<<----STRING
>>
>>> public void setTagId(int tagId) { <-- INT
>>> this.tagId = tagId;
>>> }
>> Eric Reed
>> NYS Education Department
>>
>>
>>>>> Justin Robbins <justinhrobb...@gmail.com> 5/3/2011 8:32 AM >>>
>> Since the stack trace is at Warn level and doesn't actually seem to be
>> breaking my code then maybe I'm best off just adjusting the log4j
>> level higher for the Ognl related packages?
>>
>> # Struts OgnlUtil issues unimportant warnings
>> log4j.logger.com.opensymphony.xwork2.util.OgnlUtil=error
>> log4j.logger.com.opensymphony.xwork2.ognl.OgnlValueStack=error
>>
>> On Mon, May 2, 2011 at 9:27 PM, Justin Robbins <justinhrobb...@gmail.com>
wrote:
>>> Nope, my bad. After a full refactor I get the same error. Below are
>>> snippets of the new code and most recently generated error.
>>>
>>> Stack Trace excerpt:
>>> 2011-05-02 21:24:49,887 175361 ["http-bio-8080"-exec-7] WARN
>>> com.opensymphony.xwork2.ognl.OgnlValueStack - Error setting expression
>>> 'tagId' with value '[Ljava.lang.String;@1e73e0d'
>>> ognl.MethodFailedException: Method "setTagId" failed for object
>>> org.robbins.flashcards.model.Tag@144dc7b [name='my tag' ]
>>> [java.lang.NoSuchMethodException:
>>> org.robbins.flashcards.model.Tag.setTagId([Ljava.lang.String;)]
>>> at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1285)
>>> at ognl.OgnlRuntime.setMethodValue(OgnlRuntime.java:1474)
>>>
>>> JSP excerpt:
>>> <s:form action="saveOrUpdateTag" method="post">
>>> <s:hidden name="tagId" />
>>> <s:textfield name="name" key="label.tag.name" size="20" />
>>> <s:submit label="label.flashcard.submit" align="center" />
>>> </s:form>
>>>
>>> POJO excerpt:
>>> public class Tag implements java.io.Serializable {
>>>
>>>
>>> private int tagId;
>>>
>>> public int getTagId() {
>>> return this.tagId;
>>> }
>>>
>>> public void setTagId(int tagId) {
>>> this.tagId = tagId;
>>> }
>>>
>>> On Mon, May 2, 2011 at 8:53 PM, Justin Robbins <justinhrobb...@gmail.com>
wrote:
>>>> I tested it just now and I do NOT get the error when I refactor the
>>>> code from the POJO on down to the JSP to use "myId" instead of "id".
>>>>
>>>> On Mon, May 2, 2011 at 8:43 PM, Dave Newton <davelnew...@gmail.com>
wrote:
>>>>> Just out of curiosity, does it do the same thing if it's not named
"id"?
>>>>>
>>>>> d.
>>>>>
>>>>> On Mon, May 2, 2011 at 8:32 PM, Justin Robbins <
justinhrobb...@gmail.com> wrote:
>>>>>> Anyone have any ideas on this one? I'd be most grateful for some
advice.
>>>>>>
>>>>>> Someone suggested I use a newer version of the ognl jar. I was using
>>>>>> "ognl-3.0.jar" which is what came with the Struts 2.2.1.1
>>>>>> distribution. I've since replaced it with "ognl-3.0.1.jar" but I'm
>>>>>> still receiving the same error.
>>>>>>
>>>>>> Any help is greatly appreciated.
>>>>>>
>>>>>> On Mon, May 2, 2011 at 11:26 AM, Justin Robbins
>>>>>> <justinhrobb...@gmail.com> wrote:
>>>>>>> Hi folks,
>>>>>>>
>>>>>>> I have a working Action and JSP form that I'm using for creating new
>>>>>>> entities in my very basic Struts 2.2.1.1 app. I'm trying to modify
>>>>>>> the app to re-use the JSP form with editing of entities. I added a
>>>>>>> hidden "ID" tag and now I'm getting errors when I submit the form.
>>>>>>> Can someone please give me some assistance? I've Googled this issue
>>>>>>> and seen others posting similar errors but I'm not sure how to
resolve
>>>>>>> it.
>>>>>>>
>>>>>>> Excerpt from Stack Trace when I submit the form:
>>>>>>> 2011-05-02 11:09:36,132 3198497 ["http-bio-8080"-exec-23] WARN
>>>>>>> com.opensymphony.xwork2.ognl.OgnlValueStack - Error setting
expression
>>>>>>> 'id' with value '[Ljava.lang.String;@100ac03'
>>>>>>> ognl.MethodFailedException: Method "setId" failed for object
>>>>>>> org.robbins.flashcards.model.Tag@1b9eb34 [name='null' ]
>>>>>>> [java.lang.NoSuchMethodException:
>>>>>>> org.robbins.flashcards.model.Tag.setId([Ljava.lang.String;)]
>>>>>>> at
ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1285)
>>>>>>> at ognl.OgnlRuntime.setMethodValue(OgnlRuntime.java:1474)
>>>>>>>
>>>>>>> Excerpt from JSP:
>>>>>>> <%@ taglib prefix="s" uri="/struts-tags"%>
>>>>>>> ...
>>>>>>> <s:form action="saveOrUpdateTag" method="post">
>>>>>>> <s:hidden name="id" />
>>>>>>> <s:textfield name="name" key="label.tag.name" size="20" />
>>>>>>> <s:submit label="label.flashcard.submit" align="center" />
>>>>>>> </s:form>
>>>>>>>
>>>>>>> Excerpt from Action Class:
>>>>>>> public class TagAction extends FlashCardsAppBaseAction implements
>>>>>>> ModelDriven<Tag> {
>>>>>>>
>>>>>>> Tag tag = new Tag();
>>>>>>>
>>>>>>> public Tag getTag() {
>>>>>>> return tag;
>>>>>>> }
>>>>>>>
>>>>>>> public void setTag(Tag tag) {
>>>>>>> this.tag = tag;
>>>>>>> }
>>>>>>> public String createTag() {
>>>>>>> ...
>>>>>>> }
>>>>>>> }
>>>>>>>
>>>>>>> Excerpt from POJO:
>>>>>>> public class Tag implements java.io.Serializable {
>>>>>>>
>>>>>>>
>>>>>>> private int id;
>>>>>>> private String name;
>>>>>>>
>>>>>>> public int getId() {
>>>>>>> return this.id;
>>>>>>> }
>>>>>>>
>>>>>>> public void setId(int id) {
>>>>>>> this.id = id;
>>>>>>> }
>>>>>>> ...
>>>>>>> }
>>>>>>>
>>>>>>> Excerpt from Struts.xml
>>>>>>> <action name="saveOrUpdateTag"
>>>>>>> class="org.robbins.flashcards.presentation.TagAction"
>>>>>>> method="createTag">
>>>>>>> <result name="success"
type="tiles">displaytag.tiles</result>
>>>>>>> <result name="input" type="tiles">tagform.tiles</result>
>>>>>>> </action>
>>>>>>>
>>>>>>> --
>>>>>>> Regards,
>>>>>>> Justin
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>
>>>>>>
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>>>>>>
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>
>>>>
>>>
>>>
>>>
>>> --
>
>>
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>>
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