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I am getting java outofmemory: java heap space exception when deserializing.
the returned object is bigger. how to handle this situation?

yes i changed my code on the Remote method to return the map;

Map<String, Object> mapObj = new HashMap<String, Object>();

mapObj = remoteObjectIF.callMethod(mapObj);

in the remote method it...

yes. i realised that it is between 2 jvms.

when I explicitly return the structure back again, the client received the values.

I am a newbie to RMI.

From the client side, calling Remote method and passing hashmap of keys and values are null. I want the server to fill the values for each key. is that possible.

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