Anyone please?
Completely held up as a result of this :(
SteveCohen21 wrote:
>
> <p>
> I just stumbled across this post and I also am trying to do something
> similar to prvent all the data in a wide database being loaded up at once.
> <p>
> I d also like to be able to continue making use of the Excel / CSV export
> which I think is really useful.
> <p>
> I m using Struts 2 so if the extended paginate system does not work then
> can I ask how you can extend the amount of memory assigned to Jetty please
> <p>
> Any ideas?
>
>
>
>
> Joey122 wrote:
>>
>> <p>
>> I m happy to send the code but the snapshot here is:
>>
>> <code>
>> // public String list() {
>> // ExtendedPaginatedList paginatedList = paginateListFactory
>> // .getPaginatedListFromRequest(getRequest());
>> // this.manager.getAllRecordsPage(TimeEntry.class, paginatedList);
>> // getRequest().setAttribute("timeEntries", paginatedList);
>> // return SUCCESS;
>> // }
>> </code>
>> <p>
>> which makes use of the ExtendedPaginatedList functionality.
>> <p>
>> I ve also added a couple of DAO an Managers in the appContext to try and
>> get these hooked up but I get a NullPointerException
>>
>>
>>
>> Joey122 wrote:
>>>
>>> Thanks for the suggestion - I ve been trying for the last couple of
>>> days to get this running without any joy I m afraid :(
>>>
>>> The link below describes how to incorporate it using Spring MVC whereas
>>> I m using BasicStruts2
>>>
>>> I ve changed my Action class and applicationContext file and now have a
>>> NullPointer as a result of this not being set up right.
>>>
>>> Can anyone explain (very quickly) the steps needed to do this for Struts
>>> 2?
>>>
>>> I think the whole community would benefit from this immensely
>>>
>>>
>>>
>>>
>>> mraible wrote:
>>>>
>>>> You should setup external paging so you only bring back the records
>>>> that are displayed on the screen.
>>>>
>>>> http://raibledesigns.com/rd/entry/appfuse_displaytag_external_sorting_and
>>>>
>>>> Matt
>>>>
>>>> On Mon, Aug 25, 2008 at 1:04 PM, Joey122 <[EMAIL PROTECTED]> wrote:
>>>>> Hi All, I ve set up AppFuse and am blown away by how neat everything
>>>>> is -
>>>>> Well done Matt Raible - This is really awesome stuff. I m seeing an
>>>>> out of
>>>>> memory error when trying to list a 300k table - It seems to me that
>>>>> the
>>>>> entire dataset is loaded into a hashmap by Hibernate :( Is this
>>>>> correct? How
>>>>> can I prevent this from taking place? I ve used AppFuse before and it
>>>>> paginates the data so this is exactly what I want to happen but I DO
>>>>> NOT
>>>>> want it to get loaded up in a gigantic hashmap I ve double checked my
>>>>> HashCode implementation but I dont think this is the problem Heres the
>>>>> stack
>>>>> trace: java.lang.OutOfMemoryError: Java heap space at
>>>>> org.hibernate.engine.StatefulPersistenceContext.addEntry(StatefulPersistenceContext.java:443)
>>>>> at org.hibernate.engine.TwoPhaseLoad.postHydrate(TwoPhaseLoad.java:57)
>>>>> at
>>>>> org.hibernate.loader.Loader.loadFromResultSet(Loader.java:1415) at
>>>>> org.hibernate.loader.Loader.instanceNotYetLoaded(Loader.java:1308) at
>>>>> org.hibernate.loader.Loader.getRow(Loader.java:1206) at
>>>>> org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:580) at
>>>>> org.hibernate.loader.Loader.doQuery(Loader.java:701) at
>>>>> org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
>>>>> at org.hibernate.loader.Loader.doList(Loader.java:2213) at
>>>>> org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104) at
>>>>> org.hibernate.loader.Loader.list(Loader.java:2099) at
>>>>> org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94)
>>>>> at
>>>>> org.hibernate.impl.SessionImpl.list(SessionImpl.java:1569) at
>>>>> org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at
>>>>> org.springframework.orm.hibernate3.HibernateTemplate$5.doInHibernate(HibernateTemplate.java:596)
>>>>> at
>>>>> org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:419)
>>>>> at
>>>>> org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374)
>>>>> at
>>>>> org.springframework.orm.hibernate3.HibernateTemplate.loadAll(HibernateTemplate.java:592)
>>>>> at
>>>>> org.appfuse.dao.hibernate.GenericDaoHibernate.getAll(GenericDaoHibernate.java:54)
>>>>> at
>>>>> org.appfuse.service.impl.GenericManagerImpl.getAll(GenericManagerImpl.java:68)
>>>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at
>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>>>> at
>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>>>> at java.lang.reflect.Method.invoke(Method.java:585) at
>>>>> org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:310)
>>>>> at
>>>>> org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
>>>>> at
>>>>> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
>>>>> at
>>>>> org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
>>>>> at
>>>>> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
>>>>> at
>>>>> org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
>>>>> at
>>>>> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
>>>>> at
>>>>> org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
>>>>> ________________________________
>>>>> View this message in context: Out Of Memory When Listing Entity With
>>>>> 300K
>>>>> Rows
>>>>> Sent from the AppFuse - User mailing list archive at Nabble.com.
>>>>>
>>>>
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>>>>
>>>>
>>>
>>>
>>
>>
>
>
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