Article View: borland.public.jbuilder.java.swing
Article #8378Garbage Collection
From: Ali Demir
Date: Sat, 16 Sep 2000 00:00
Date: Sat, 16 Sep 2000 00:00
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1804 bytes
Can't GC!!! Help!!!! I have couple hundred panels and underlying models in a GUI application. When I no longer need a model (an internal structure of objects), I try to set all the reference paths to it to null. To do this, I set my own references to the structure to null, and I also set my own references to the panels that hold references to my objects. So I expect that the panels and the model objects will get gc'ed. The problem is that Swing is holding some references through some of it's static variables. As a result, none of my objects get garbage collected because internally everything references everything. Only if I can cut off all the external references, all of the structure will become ready for GC; in some cases, I was able to do that. However, I don't know how to make swing not hold static references to my objects. Those are created after some extensive user interaction. Does anyone have similar problem? Is there any trick here I can use? Only solution I can think of is to go through all my panels and set their GUI's to some other state, but even that won't guarantee freeing my objects because I cannot imitate some complicated user interaction that might have taken place that caused created those Swing references. Thanks Ali.
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 111d45,5de4a95f12c3475f,start X-Google-Attributes: gid111d45,public From: "Ali Demir" <demir.4@osu.edu> Subject: Garbage Collection Date: 2000/09/16 Message-ID: <39c3379b$1_1@dnews> X-Deja-AN: 670461572 X-Trace: 16 Sep 2000 02:04:27 -0800, 192.147.88.2 X-MSMail-Priority: Normal X-Priority: 3 Reply-To: "Ali Demir" <demir.4@osu.edu> Newsgroups: borland.public.jbuilder.java.swing X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400