RE: Alternatives to try/finally code structure

[Milles, Eric (TR Technology)]

Yes, snapshot and rollback.

Here is a concrete example of the pattern:  
https://github.com/groovy/groovy-eclipse/blob/master/base/org.eclipse.jdt.groovy.core/src/org/eclipse/jdt/groovy/search/TypeInferencingVisitorWithRequestor.java#L430