35 |
|
return new Reducer<T>() { |
36 |
|
public T op(T a, T b) { |
37 |
|
return (a != null && |
38 |
< |
(b == null || a.compareTo(b) >= 0))? a : b; |
38 |
> |
(b == null || a.compareTo(b) >= 0)) ? a : b; |
39 |
|
} |
40 |
|
}; |
41 |
|
} |
49 |
|
return new Reducer<T>() { |
50 |
|
public T op(T a, T b) { |
51 |
|
return (a != null && |
52 |
< |
(b == null || a.compareTo(b) <= 0))? a : b; |
52 |
> |
(b == null || a.compareTo(b) <= 0)) ? a : b; |
53 |
|
} |
54 |
|
}; |
55 |
|
} |
64 |
|
return new Reducer<T>() { |
65 |
|
public T op(T a, T b) { |
66 |
|
return (a != null && |
67 |
< |
(b == null || comparator.compare(a, b) >= 0))? a : b; |
67 |
> |
(b == null || comparator.compare(a, b) >= 0)) ? a : b; |
68 |
|
} |
69 |
|
}; |
70 |
|
} |
79 |
|
return new Reducer<T>() { |
80 |
|
public T op(T a, T b) { |
81 |
|
return (a != null && |
82 |
< |
(b == null || comparator.compare(a, b) <= 0))? a : b; |
82 |
> |
(b == null || comparator.compare(a, b) <= 0)) ? a : b; |
83 |
|
} |
84 |
|
}; |
85 |
|
} |
112 |
|
public Object op(Object a, Object b) { |
113 |
|
return (a != null && |
114 |
|
(b == null || |
115 |
< |
((Comparable)a).compareTo((Comparable)b) >= 0))? a : b; |
115 |
> |
((Comparable)a).compareTo((Comparable)b) >= 0)) ? a : b; |
116 |
|
} |
117 |
|
} |
118 |
|
|
130 |
|
public Object op(Object a, Object b) { |
131 |
|
return (a != null && |
132 |
|
(b == null || |
133 |
< |
((Comparable)a).compareTo((Comparable)b) <= 0))? a : b; |
133 |
> |
((Comparable)a).compareTo((Comparable)b) <= 0)) ? a : b; |
134 |
|
} |
135 |
|
} |
136 |
|
|
187 |
|
(final DoubleComparator comparator) { |
188 |
|
return new DoubleReducer() { |
189 |
|
public double op(double a, double b) { |
190 |
< |
return (comparator.compare(a, b) >= 0)? a : b; |
190 |
> |
return (comparator.compare(a, b) >= 0) ? a : b; |
191 |
|
} |
192 |
|
}; |
193 |
|
} |
200 |
|
(final DoubleComparator comparator) { |
201 |
|
return new DoubleReducer() { |
202 |
|
public double op(double a, double b) { |
203 |
< |
return (comparator.compare(a, b) <= 0)? a : b; |
203 |
> |
return (comparator.compare(a, b) <= 0) ? a : b; |
204 |
|
} |
205 |
|
}; |
206 |
|
} |
216 |
|
static final NaturalLongComparator comparator = new |
217 |
|
NaturalLongComparator(); |
218 |
|
public int compare(long a, long b) { |
219 |
< |
return a < b? -1 : ((a > b)? 1 : 0); |
219 |
> |
return (a < b) ? -1 : ((a > b) ? 1 : 0); |
220 |
|
} |
221 |
|
} |
222 |
|
|
232 |
|
implements LongReducer { |
233 |
|
public static final NaturalLongMaxReducer max = |
234 |
|
new NaturalLongMaxReducer(); |
235 |
< |
public long op(long a, long b) { return a >= b? a : b; } |
235 |
> |
public long op(long a, long b) { return (a >= b) ? a : b; } |
236 |
|
} |
237 |
|
|
238 |
|
/** |
246 |
|
implements LongReducer { |
247 |
|
public static final NaturalLongMinReducer min = |
248 |
|
new NaturalLongMinReducer(); |
249 |
< |
public long op(long a, long b) { return a <= b? a : b; } |
249 |
> |
public long op(long a, long b) { return (a <= b) ? a : b; } |
250 |
|
} |
251 |
|
|
252 |
|
/** |
257 |
|
(final LongComparator comparator) { |
258 |
|
return new LongReducer() { |
259 |
|
public long op(long a, long b) { |
260 |
< |
return (comparator.compare(a, b) >= 0)? a : b; |
260 |
> |
return (comparator.compare(a, b) >= 0) ? a : b; |
261 |
|
} |
262 |
|
}; |
263 |
|
} |
270 |
|
(final LongComparator comparator) { |
271 |
|
return new LongReducer() { |
272 |
|
public long op(long a, long b) { |
273 |
< |
return (comparator.compare(a, b) <= 0)? a : b; |
273 |
> |
return (comparator.compare(a, b) <= 0) ? a : b; |
274 |
|
} |
275 |
|
}; |
276 |
|
} |
790 |
|
/** |
791 |
|
* Returns a generator producing uniform random values between |
792 |
|
* zero and one, with the same properties as {@link |
793 |
< |
* java.util.Random#nextDouble} but operating independently across |
794 |
< |
* ForkJoinWorkerThreads and usable only within forkjoin |
795 |
< |
* computations. |
793 |
> |
* java.util.Random#nextDouble} |
794 |
|
*/ |
795 |
|
public static DoubleGenerator doubleRandom() { |
796 |
|
return DoubleRandomGenerator.generator; |
799 |
|
static final DoubleRandomGenerator generator = |
800 |
|
new DoubleRandomGenerator(); |
801 |
|
public double op() { |
802 |
< |
return ForkJoinWorkerThread.nextRandomDouble(); |
802 |
> |
return ThreadLocalRandom.current().nextDouble(); |
803 |
|
} |
804 |
|
} |
805 |
|
|
806 |
|
/** |
807 |
|
* Returns a generator producing uniform random values between |
808 |
|
* zero and the given bound, with the same properties as {@link |
809 |
< |
* java.util.Random#nextDouble} but operating independently across |
812 |
< |
* ForkJoinWorkerThreads and usable only within forkjoin |
813 |
< |
* computations. |
809 |
> |
* java.util.Random#nextDouble}. |
810 |
|
* @param bound the upper bound (exclusive) of opd values |
811 |
|
*/ |
812 |
|
public static DoubleGenerator doubleRandom(double bound) { |
816 |
|
final double bound; |
817 |
|
DoubleBoundedRandomGenerator(double bound) { this.bound = bound; } |
818 |
|
public double op() { |
819 |
< |
return ForkJoinWorkerThread.nextRandomDouble() * bound; |
819 |
> |
return ThreadLocalRandom.current().nextDouble() * bound; |
820 |
|
} |
821 |
|
} |
822 |
|
|
823 |
|
/** |
824 |
|
* Returns a generator producing uniform random values between the |
825 |
< |
* given least value (inclusive) and bound (exclusive), operating |
830 |
< |
* independently across ForkJoinWorkerThreads and usable only |
831 |
< |
* within forkjoin computations. |
825 |
> |
* given least value (inclusive) and bound (exclusive) |
826 |
|
* @param least the least value returned |
827 |
|
* @param bound the upper bound (exclusive) of opd values |
828 |
|
*/ |
836 |
|
this.least = least; this.range = bound - least; |
837 |
|
} |
838 |
|
public double op() { |
839 |
< |
return ForkJoinWorkerThread.nextRandomDouble() * range + least; |
839 |
> |
return ThreadLocalRandom.current().nextDouble() * range + least; |
840 |
|
} |
841 |
|
} |
842 |
|
|
843 |
|
/** |
844 |
|
* Returns a generator producing uniform random values with the |
845 |
< |
* same properties as {@link java.util.Random#nextLong} but |
852 |
< |
* operating independently across ForkJoinWorkerThreads and usable |
853 |
< |
* only within forkjoin computations. |
845 |
> |
* same properties as {@link java.util.Random#nextLong} |
846 |
|
*/ |
847 |
|
public static LongGenerator longRandom() { |
848 |
|
return LongRandomGenerator.generator; |
851 |
|
static final LongRandomGenerator generator = |
852 |
|
new LongRandomGenerator(); |
853 |
|
public long op() { |
854 |
< |
return ForkJoinWorkerThread.nextRandomLong(); |
854 |
> |
return ThreadLocalRandom.current().nextLong(); |
855 |
|
} |
856 |
|
} |
857 |
|
|
858 |
|
/** |
859 |
|
* Returns a generator producing uniform random values with the |
860 |
< |
* same properties as {@link java.util.Random#nextInt(int)} but |
869 |
< |
* operating independently across ForkJoinWorkerThreads and usable |
870 |
< |
* only within forkjoin computations. |
860 |
> |
* same properties as {@link java.util.Random#nextInt(int)} |
861 |
|
* @param bound the upper bound (exclusive) of opd values |
862 |
|
*/ |
863 |
|
public static LongGenerator longRandom(long bound) { |
869 |
|
final long bound; |
870 |
|
LongBoundedRandomGenerator(long bound) { this.bound = bound; } |
871 |
|
public long op() { |
872 |
< |
return ForkJoinWorkerThread.nextRandomLong(bound); |
872 |
> |
return ThreadLocalRandom.current().nextLong(bound); |
873 |
|
} |
874 |
|
} |
875 |
|
|
876 |
|
/** |
877 |
|
* Returns a generator producing uniform random values between the |
878 |
< |
* given least value (inclusive) and bound (exclusive), operating |
889 |
< |
* independently across ForkJoinWorkerThreads and usable only |
890 |
< |
* within forkjoin computations. |
878 |
> |
* given least value (inclusive) and bound (exclusive). |
879 |
|
* @param least the least value returned |
880 |
|
* @param bound the upper bound (exclusive) of opd values |
881 |
|
*/ |
891 |
|
this.least = least; this.range = bound - least; |
892 |
|
} |
893 |
|
public long op() { |
894 |
< |
return ForkJoinWorkerThread.nextRandomLong(range) + least; |
894 |
> |
return ThreadLocalRandom.current().nextLong(range) + least; |
895 |
|
} |
896 |
|
} |
897 |
|
|
898 |
|
/** |
899 |
|
* Returns a generator producing uniform random values with the |
900 |
< |
* same properties as {@link java.util.Random#nextInt} but |
913 |
< |
* operating independently across ForkJoinWorkerThreads and usable |
914 |
< |
* only within forkjoin computations. |
900 |
> |
* same properties as {@link java.util.Random#nextInt} |
901 |
|
*/ |
902 |
|
public static IntGenerator intRandom() { |
903 |
|
return IntRandomGenerator.generator; |
906 |
|
static final IntRandomGenerator generator = |
907 |
|
new IntRandomGenerator(); |
908 |
|
public int op() { |
909 |
< |
return ForkJoinWorkerThread.nextRandomInt(); |
909 |
> |
return ThreadLocalRandom.current().nextInt(); |
910 |
|
} |
911 |
|
} |
912 |
|
|
913 |
|
/** |
914 |
|
* Returns a generator producing uniform random values with the |
915 |
< |
* same properties as {@link java.util.Random#nextInt(int)} but |
930 |
< |
* operating independently across ForkJoinWorkerThreads and usable |
931 |
< |
* only within forkjoin computations. |
915 |
> |
* same properties as {@link java.util.Random#nextInt(int)} |
916 |
|
* @param bound the upper bound (exclusive) of opd values |
917 |
|
*/ |
918 |
|
public static IntGenerator intRandom(int bound) { |
924 |
|
final int bound; |
925 |
|
IntBoundedRandomGenerator(int bound) { this.bound = bound; } |
926 |
|
public int op() { |
927 |
< |
return ForkJoinWorkerThread.nextRandomInt(bound); |
927 |
> |
return ThreadLocalRandom.current().nextInt(bound); |
928 |
|
} |
929 |
|
} |
930 |
|
|
931 |
|
/** |
932 |
|
* Returns a generator producing uniform random values between the |
933 |
< |
* given least value (inclusive) and bound (exclusive), operating |
950 |
< |
* independently across ForkJoinWorkerThreads and usable only |
951 |
< |
* within forkjoin computations. |
933 |
> |
* given least value (inclusive) and bound (exclusive) |
934 |
|
* @param least the least value returned |
935 |
|
* @param bound the upper bound (exclusive) of opd values |
936 |
|
*/ |
946 |
|
this.least = least; this.range = bound - least; |
947 |
|
} |
948 |
|
public int op() { |
949 |
< |
return ForkJoinWorkerThread.nextRandomInt(range) + least; |
949 |
> |
return ThreadLocalRandom.current().nextInt(range) + least; |
950 |
|
} |
951 |
|
} |
952 |
|
|