actually .. yeah … your version might be slightly more tedious to use … maybe new impl coming.
ms On May 5, 2011, at 10:10 AM, Pascal Robert wrote: > I looked at it, and it looked easier to use JSONSerializer in a context where > I'm not sending the JSON as part of a REST request (I want to save it to a > database). BTW, that's org.jabsorb.JSONSerializer (the one in the Ajax > framework). > >> 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. 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