• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: Serializing a non-EO in JSON
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Serializing a non-EO in JSON

  • Subject: Re: Serializing a non-EO in JSON
  • From: Mike Schrag <email@hidden>
  • Date: Thu, 05 May 2011 10:03:39 -0400
any reason you're using JSONSerializer rather than using ERRest json serialization?

ms

On May 5, 2011, at 9:56 AM, Pascal Robert wrote:

> I'm a bit lost here. I'm trying to encode a ERCalendar object in JSON, and I'm getting problems. That object (coming from ERCalendar2) also have a array that contains EREvent objects.
>
> So I did that:
>
>        JSONSerializer serializer = new JSONSerializer();
>        serializer.registerDefaultSerializers();
>        serializer.registerSerializer(new ERXBeanSerializer(EREvent.class));
>        serializer.registerSerializer(new ERXBeanSerializer(ERCalendar.class));
>        serializer.registerSerializer(new NSArraySerializer());
>
> But I'm getting Java heap space errors (see full stack below).
>
> If I don't serialize EREvent, no errors, but the EREvent objects are not serialized. So I guess something make the serializer to go an infinite loop in EREvent, but I don't know what.
>
> Any suggestions?
>
> Stacktrace:
>
> INFO [er.ajax.json.serializer.ERXBeanSerializer] analyzing er.calendar2.ERCalendar
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing net.fortuna.ical4j.model.Calendar
> ...
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.net.Proxy$Type
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$1
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$2
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$3
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$4
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$5
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$6
> INFO [org.jabsorb.serializer.impl.BeanSerializer] analyzing java.util.concurrent.TimeUnit$7
> WARN [NSLog] <com.webobjects.appserver._private.WOComponentRequestHandler>: Exception occurred while handling request:
> com.webobjects.foundation.NSForwardException [java.lang.reflect.InvocationTargetException] null:java.lang.reflect.InvocationTargetException
> [2011-5-5 9:1:43 EDT] <WorkerThread0> com.webobjects.foundation.NSForwardException [java.lang.reflect.InvocationTargetException] null:java.lang.reflect.InvocationTargetException
> 	at com.webobjects.foundation._NSUtilities._explainInstantiationException(_NSUtilities.java:626)
> 	at com.webobjects.foundation._NSUtilities.instantiateObject(_NSUtilities.java:646)
> 	at com.webobjects.appserver._private.WOComponentDefinition._componentInstanceInContext(WOComponentDefinition.java:544)
> 	at com.webobjects.appserver._private.WOComponentDefinition.componentInstanceInContext(WOComponentDefinition.java:642)
> 	at com.webobjects.appserver.WOApplication.pageWithName(WOApplication.java:2332)
> 	at com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedSession(WOComponentRequestHandler.java:284)
> 	at com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedApplication(WOComponentRequestHandler.java:332)
> 	at com.webobjects.appserver._private.WOComponentRequestHandler._handleRequest(WOComponentRequestHandler.java:369)
> 	at com.webobjects.appserver._private.WOComponentRequestHandler.handleRequest(WOComponentRequestHandler.java:442)
> 	at com.webobjects.appserver.WOApplication.dispatchRequest(WOApplication.java:1687)
> 	at er.extensions.appserver.ERXApplication.dispatchRequestImmediately(ERXApplication.java:1984)
> 	at er.extensions.appserver.ERXApplication.dispatchRequest(ERXApplication.java:1949)
> 	at com.webobjects.appserver._private.WOWorkerThread.runOnce(WOWorkerThread.java:144)
> 	at com.webobjects.appserver._private.WOWorkerThread.run(WOWorkerThread.java:226)
> 	at java.lang.Thread.run(Thread.java:680)
> Caused by: java.lang.reflect.InvocationTargetException
> 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
> 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
> 	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
> 	at com.webobjects.foundation._NSUtilities.instantiateObject(_NSUtilities.java:640)
> 	... 13 more
> Caused by: java.lang.OutOfMemoryError: Java heap space
> 	at java.util.LinkedList.toArray(LinkedList.java:863)
> 	at java.util.ArrayList.<init>(ArrayList.java:131)
> 	at org.jabsorb.serializer.FixUp.<init>(FixUp.java:57)
> 	at org.jabsorb.serializer.SerializerState.addFixUp(SerializerState.java:74)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:371)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
>
> WARN [NSLog] Ran out of memory, killing this instance
> FATAL [er.extensions.appserver.ERXApplication] Ran out of memory, killing this instance
> FATAL [er.extensions.appserver.ERXApplication] Ran out of memory, killing this instance
> java.lang.OutOfMemoryError: Java heap space
> 	at java.util.LinkedList.toArray(LinkedList.java:863)
> 	at java.util.ArrayList.<init>(ArrayList.java:131)
> 	at org.jabsorb.serializer.FixUp.<init>(FixUp.java:57)
> 	at org.jabsorb.serializer.SerializerState.addFixUp(SerializerState.java:74)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:371)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.ArraySerializer.marshall(ArraySerializer.java:298)
> 	at org.jabsorb.JSONSerializer.marshall(JSONSerializer.java:385)
> 	at org.jabsorb.serializer.impl.BeanSerializer.marshall(BeanSerializer.java:235) _______________________________________________
> Do not post admin requests to the list. They will be ignored.
> Webobjects-dev mailing list      (email@hidden)
> Help/Unsubscribe/Update your Subscription:
>
> This email sent to email@hidden

 _______________________________________________
Do not post admin requests to the list. They will be ignored.
Webobjects-dev mailing list      (email@hidden)
Help/Unsubscribe/Update your Subscription:

This email sent to email@hidden
  • Follow-Ups:
    • Re: Serializing a non-EO in JSON
      • From: Pascal Robert <email@hidden>
References: 
 >Serializing a non-EO in JSON (From: Pascal Robert <email@hidden>)

  • Prev by Date: New ec2 image missing mod_WebObjects.so?
  • Next by Date: Re: Serializing a non-EO in JSON
  • Previous by thread: Serializing a non-EO in JSON
  • Next by thread: Re: Serializing a non-EO in JSON
  • Index(es):
    • Date
    • Thread