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Home » Eclipse Projects » GEF » Zest: Use of setUseHashlookup(false)
Zest: Use of setUseHashlookup(false) [message #485900] Tue, 15 September 2009 13:56
Eclipse UserFriend
Originally posted by:

I've a problem, in the class AbstractStructuredGraphViewer are HashMaps
used. But my Objects changes his HashCode. After that, i got an exception.

Caused by: java.lang.NullPointerException
org.eclipse.zest.core.viewers.internal.AbstractStructuredGra phViewer.inputChanged( )

If i switch the HashMaps to IdentityHashMap no more problem. Is there a
way to implement the method setUseHashlookup(false)?
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