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root/jsr166/jsr166/src/test/jtreg/util/ArrayList/IteratorMicroBenchmark.java
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Comparing jsr166/src/test/jtreg/util/ArrayList/IteratorMicroBenchmark.java (file contents):
Revision 1.16 by jsr166, Wed Jan 4 04:46:18 2017 UTC vs.
Revision 1.17 by jsr166, Sun Jan 7 21:05:29 2018 UTC

# Line 27 | Line 27
27   * @run main IteratorMicroBenchmark iterations=1 size=8 warmup=0
28   */
29  
30 + import static java.util.stream.Collectors.toList;
31 +
32   import java.lang.ref.WeakReference;
33   import java.util.ArrayDeque;
34   import java.util.ArrayList;
35 + import java.util.Arrays;
36   import java.util.Enumeration;
37   import java.util.Iterator;
38   import java.util.List;
# Line 165 | Line 168 | public class IteratorMicroBenchmark {
168      }
169  
170      private static Job[] filter(Pattern filter, Job[] jobs) {
171 <        if (filter == null) return jobs;
172 <        Job[] newJobs = new Job[jobs.length];
173 <        int n = 0;
174 <        for (Job job : jobs)
175 <            if (filter.matcher(job.name()).find())
173 <                newJobs[n++] = job;
174 <        // Arrays.copyOf not available in JDK 5
175 <        Job[] ret = new Job[n];
176 <        System.arraycopy(newJobs, 0, ret, 0, n);
177 <        return ret;
171 >        return (filter == null) ? jobs
172 >            : Arrays.stream(jobs)
173 >            .filter(job -> filter.matcher(job.name()).find())
174 >            .collect(toList())
175 >            .toArray(new Job[0]);
176      }
177  
178      private static void deoptimize(int sum) {

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