Re: Update on alternative hashing for String keys with hash-based Maps

2012-07-14 Thread Alan Bateman
On 14/07/2012 12:47, Rémi Forax wrote: The other solution is for 7 to use murmur hash instead of classical hash but to always with the same seed, in that case it will not change from run to run. That would restore predictability but I assume opens up the possibility of collisions again (albeit

Re: Update on alternative hashing for String keys with hash-based Maps

2012-07-14 Thread Rémi Forax
The other solution is for 7 to use murmur hash instead of classical hash but to always with the same seed, in that case it will not change from run to run. cheers, Rémi On 07/14/2012 01:09 AM, Mike Duigou wrote: Hello all; About a month ago a significant change was made to the Java SE 7 and

Update on alternative hashing for String keys with hash-based Maps

2012-07-13 Thread Mike Duigou
Hello all; About a month ago a significant change was made to the Java SE 7 and 8 hash based Map implementations. This change was previously proposed and discussed on this list[1]. The change affects all of the hashing based Map implementations (HashMap, Hashtable, WeakHashMap, LinkedHashMap, C