Thanks Florian. Is there a way to know which emitted filed is being modified in someother bolt?
On Thu, Sep 17, 2015 at 6:05 PM, Florian Hussonnois <[email protected]> wrote: > Hi, > > Tuples that are emitted to bolts into the same worker are not serialized. > In this case, the object which is passed into the tuple may be manipulate > by differents bolts if the instance is shared. > You should emit immutable objets into tuples. > > A bolt is always executed by a single thread at time. > > 2015-09-18 0:46 GMT+02:00 Kashyap Mhaisekar <[email protected]>: > >> Hi, >> I keep getting Concurrent Modification Exceptions in one of my bolts and >> it happens at times. All the emitted fields are strings and one is an >> object that I cast from incoming tuple. >> >> How to figure out which field is getting modified elsewhere? >> Also, are bolts and its instance variables inherently thread safe? >> >> Thanks >> Kashyap >> > > > > -- > Florian HUSSONNOIS >
