In particular, they are called if the constructor of the object throws an exception.
A block of code may be defined to throw an exception whenever particular unexpected conditions or errors arise.
However if cannot allocate memory in free store it will throw an exception of type .
One can specify that is only allowed on instances satisfying , and will otherwise throw an exception.
However, if the guard throws an exception that it cannot , then guarded choice command starts the whole process all over again.
But the possibility that dosomething might throw an exception means that cleanupmight not get called.
The method should never be called from the event dispatching thread-it will throw an exception.
In the case of an empty folder, one response may be to throw an exception or return a null reference rather than a list.
A constructor that create a valid value should throw an exception.
Also, E1 or E2 might throw an exception which could terminate the execution of the other one.