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GNU Trove Benchmark suite
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java.vm.name=Java HotSpot(TM) Client VM
java.runtime.version=1.5.0_06-103
os.name=Mac OS X
os.arch=ppc
os.version=10.4.8
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compares 100000 Set.contains() operations. 3 are actually present in set
Iterations: 25
Their total (msec): 794
Our total (msec): 1552
Their average (msec): 31
Our average (msec): 62
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sums a 100000 element Set of Integer objects. Their approach uses Iterator.hasNext()/next(); ours uses THashSet.forEach(TObjectProcedure)
Iterations: 25
Their total (msec): 759
Our total (msec): 120
Their average (msec): 30
Our average (msec): 4
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compares Iterator.hasNext()/ Iterator.next() over 100000 keys
Iterations: 25
Their total (msec): 219
Our total (msec): 250
Their average (msec): 8
Our average (msec): 10
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compares Iterator.next() over 100000 map keys
Iterations: 25
Their total (msec): 229
Our total (msec): 126
Their average (msec): 9
Our average (msec): 5
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compares 100000 LinkedList.add() operations
Iterations: 25
Their total (msec): 1049
Our total (msec): 296
Their average (msec): 41
Our average (msec): 11
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100000 entry primitive int map.put timing run; no basis for comparison
Iterations: 25
Their total (msec): 0
Our total (msec): 310
Their average (msec): 0
Our average (msec): 12
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compares 100000 Map.put() operations
Iterations: 25
Their total (msec): 3545
Our total (msec): 823
Their average (msec): 141
Our average (msec): 32
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compares 20000 Set.contains() operations
Iterations: 25
Their total (msec): 252
Our total (msec): 69
Their average (msec): 10
Our average (msec): 2
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compares 100000 Set.add() operations
Iterations: 25
Their total (msec): 3556
Our total (msec): 530
Their average (msec): 142
Our average (msec): 21
--------------------------------
done
Memory
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Compare size of Set implementation: 1,000 Integer objects measured in bytes
javasoft: 48249
trove: 28864
trove's collection requires 59% of the memory needed by javasoft's collection
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Compare size of LinkedList implementation: 1,000 TLinkableAdaptor objects measured in bytes
javasoft: 40048
trove: 16024
trove's collection requires 40% of the memory needed by javasoft's collection
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Compare size of int/IntegerArrayList implementation: 1,000 ints measured in bytes
javasoft: 20040
trove: 4032
trove's collection requires 20% of the memory needed by javasoft's collection
--------------------------
Compare size of Map implementation: 1,000 Integer->Integer mappings measured in bytes
javasoft: 48248
trove: 41696
trove's collection requires 86% of the memory needed by javasoft's collection
