Dec. 24th, 2016
"our code is high quality"
Dec. 24th, 2016 10:06 pm/** High-quality 64-bit checksum of the content of the object. Similar * to hashcode(), but a long to reduce the chance of hash clashes. For * composite objects this should be defined using the subcomponents' checksums * (or hashcodes if not available). If two Keyed objects have the same * checksum() there should be a 1 - 1/2^64 chance that they are the same * object by value. */ protected long checksum_impl() { throw H2O.fail("Checksum not implemented by class "+this.getClass()); } private long _checksum; // Efficiently fetch the checksum, setting on first access public final long checksum() { if( _checksum!=0 ) return _checksum; long x = checksum_impl(); if( x==0 ) x=1; return (_checksum=x); }
(MD5 or anything? never heard)