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Comparing jsr166/src/test/tck/LinkedTransferQueueTest.java (file contents):
Revision 1.12 by jsr166, Sat Aug 15 00:35:01 2009 UTC vs.
Revision 1.24 by jsr166, Tue Dec 1 09:56:28 2009 UTC

# Line 13 | Line 13 | import java.io.ObjectInputStream;
13   import java.io.ObjectOutputStream;
14   import java.util.ArrayList;
15   import java.util.Arrays;
16 import java.util.ConcurrentModificationException;
16   import java.util.Iterator;
17   import java.util.List;
18   import java.util.NoSuchElementException;
# Line 45 | Line 44 | public class LinkedTransferQueueTest ext
44          try {
45              q.element();
46              shouldThrow();
47 <        } catch (NoSuchElementException success) {
49 <        }
47 >        } catch (NoSuchElementException success) {}
48          try {
49              q.iterator().next();
50              shouldThrow();
51 <        } catch (NoSuchElementException success) {
54 <        }
51 >        } catch (NoSuchElementException success) {}
52          try {
53              q.remove();
54              shouldThrow();
55 <        } catch (NoSuchElementException success) {
59 <        }
55 >        } catch (NoSuchElementException success) {}
56      }
57  
58      /**
# Line 76 | Line 72 | public class LinkedTransferQueueTest ext
72          try {
73              new LinkedTransferQueue(null);
74              shouldThrow();
75 <        } catch (NullPointerException success) {
80 <        }
75 >        } catch (NullPointerException success) {}
76      }
77  
78      /**
# Line 89 | Line 84 | public class LinkedTransferQueueTest ext
84              Integer[] ints = new Integer[SIZE];
85              new LinkedTransferQueue(Arrays.asList(ints));
86              shouldThrow();
87 <        } catch (NullPointerException success) {
93 <        }
87 >        } catch (NullPointerException success) {}
88      }
89  
90      /**
# Line 105 | Line 99 | public class LinkedTransferQueueTest ext
99              }
100              new LinkedTransferQueue(Arrays.asList(ints));
101              shouldThrow();
102 <        } catch (NullPointerException success) {
109 <        }
102 >        } catch (NullPointerException success) {}
103      }
104  
105      /**
# Line 158 | Line 151 | public class LinkedTransferQueueTest ext
151              LinkedTransferQueue q = new LinkedTransferQueue();
152              q.offer(null);
153              shouldThrow();
154 <        } catch (NullPointerException success) {
162 <        }
154 >        } catch (NullPointerException success) {}
155      }
156  
157      /**
# Line 170 | Line 162 | public class LinkedTransferQueueTest ext
162              LinkedTransferQueue q = new LinkedTransferQueue();
163              q.add(null);
164              shouldThrow();
165 <        } catch (NullPointerException success) {
174 <        }
165 >        } catch (NullPointerException success) {}
166      }
167  
168      /**
# Line 182 | Line 173 | public class LinkedTransferQueueTest ext
173              LinkedTransferQueue q = new LinkedTransferQueue();
174              q.addAll(null);
175              shouldThrow();
176 <        } catch (NullPointerException success) {
186 <        }
176 >        } catch (NullPointerException success) {}
177      }
178  
179      /**
# Line 194 | Line 184 | public class LinkedTransferQueueTest ext
184              LinkedTransferQueue q = populatedQueue(SIZE);
185              q.addAll(q);
186              shouldThrow();
187 <        } catch (IllegalArgumentException success) {
198 <        }
187 >        } catch (IllegalArgumentException success) {}
188      }
189  
190      /**
# Line 207 | Line 196 | public class LinkedTransferQueueTest ext
196              Integer[] ints = new Integer[SIZE];
197              q.addAll(Arrays.asList(ints));
198              shouldThrow();
199 <        } catch (NullPointerException success) {
211 <        }
199 >        } catch (NullPointerException success) {}
200      }
201  
202      /**
# Line 224 | Line 212 | public class LinkedTransferQueueTest ext
212              }
213              q.addAll(Arrays.asList(ints));
214              shouldThrow();
215 <        } catch (NullPointerException success) {
228 <        }
215 >        } catch (NullPointerException success) {}
216      }
217  
218      /**
# Line 284 | Line 271 | public class LinkedTransferQueueTest ext
271      public void testTakeFromEmpty() throws InterruptedException {
272          final LinkedTransferQueue q = new LinkedTransferQueue();
273          Thread t = newStartedThread(new CheckedInterruptedRunnable() {
274 <            void realRun() throws InterruptedException {
274 >            public void realRun() throws InterruptedException {
275                  q.take();
276              }});
277          Thread.sleep(SHORT_DELAY_MS);
# Line 297 | Line 284 | public class LinkedTransferQueueTest ext
284       */
285      public void testBlockingTake() throws InterruptedException {
286          final LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
287 <        Thread t = newStartedThread(new CheckedInterruptedRunnable() {
288 <            void realRun() throws InterruptedException {
287 >        Thread t = new Thread(new CheckedRunnable() {
288 >            public void realRun() throws InterruptedException {
289                  for (int i = 0; i < SIZE; ++i) {
290 <                    threadAssertEquals(i, (int) q.take());
290 >                    assertEquals(i, (int) q.take());
291                  }
292 <                q.take();
292 >                try {
293 >                    q.take();
294 >                    shouldThrow();
295 >                } catch (InterruptedException success) {}
296              }});
297 <        Thread.sleep(SMALL_DELAY_MS);
297 >
298 >        t.start();
299 >        Thread.sleep(SHORT_DELAY_MS);
300          t.interrupt();
301          t.join();
302          checkEmpty(q);
# Line 355 | Line 347 | public class LinkedTransferQueueTest ext
347       */
348      public void testInterruptedTimedPoll() throws InterruptedException {
349          final LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
350 <        Thread t = newStartedThread(new CheckedInterruptedRunnable() {
351 <            void realRun() throws InterruptedException {
350 >        Thread t = newStartedThread(new CheckedRunnable() {
351 >            public void realRun() throws InterruptedException {
352                  for (int i = 0; i < SIZE; ++i) {
353                      long t0 = System.nanoTime();
354 <                    threadAssertEquals(i, (int) q.poll(LONG_DELAY_MS,
363 <                                                       MILLISECONDS));
354 >                    assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
355                      long millisElapsed = (System.nanoTime() - t0)/(1024 * 1024);
356                      assertTrue(millisElapsed < SMALL_DELAY_MS);
357                  }
358 <                q.poll(LONG_DELAY_MS, MILLISECONDS);
358 >                try {
359 >                    q.poll(LONG_DELAY_MS, MILLISECONDS);
360 >                    shouldThrow();
361 >                } catch (InterruptedException success) {}
362              }});
363 +
364          Thread.sleep(SMALL_DELAY_MS);
365          t.interrupt();
366          t.join();
# Line 378 | Line 373 | public class LinkedTransferQueueTest ext
373       */
374      public void testTimedPollWithOffer() throws InterruptedException {
375          final LinkedTransferQueue q = new LinkedTransferQueue();
376 <        Thread t = newStartedThread(new CheckedInterruptedRunnable() {
377 <            void realRun() throws InterruptedException {
378 <                threadAssertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
379 <                q.poll(LONG_DELAY_MS, MILLISECONDS);
380 <                q.poll(LONG_DELAY_MS, MILLISECONDS);
376 >        Thread t = new Thread(new CheckedRunnable() {
377 >            public void realRun() throws InterruptedException {
378 >                assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
379 >                assertSame(zero, q.poll(LONG_DELAY_MS, MILLISECONDS));
380 >                try {
381 >                    q.poll(LONG_DELAY_MS, MILLISECONDS);
382 >                    shouldThrow();
383 >                } catch (InterruptedException success) {}
384              }});
385 +
386 +        t.start();
387          Thread.sleep(SMALL_DELAY_MS);
388          assertTrue(q.offer(zero, SHORT_DELAY_MS, MILLISECONDS));
389          t.interrupt();
# Line 417 | Line 417 | public class LinkedTransferQueueTest ext
417          try {
418              q.element();
419              shouldThrow();
420 <        } catch (NoSuchElementException success) {
421 <        }
420 >        } catch (NoSuchElementException success) {}
421          checkEmpty(q);
422      }
423  
# Line 433 | Line 432 | public class LinkedTransferQueueTest ext
432          try {
433              q.remove();
434              shouldThrow();
435 <        } catch (NoSuchElementException success) {
437 <        }
435 >        } catch (NoSuchElementException success) {}
436          checkEmpty(q);
437      }
438  
# Line 463 | Line 461 | public class LinkedTransferQueueTest ext
461          assertTrue(q.remove(one));
462          assertTrue(q.remove(two));
463          assertTrue(q.add(three));
464 <        assertTrue(q.take() == three);
464 >        assertSame(q.take(), three);
465      }
466  
467      /**
# Line 545 | Line 543 | public class LinkedTransferQueueTest ext
543      }
544  
545      /**
546 <     * toArray contains all elements
546 >     * toArray() contains all elements
547       */
548      public void testToArray() throws InterruptedException {
549          LinkedTransferQueue q = populatedQueue(SIZE);
# Line 571 | Line 569 | public class LinkedTransferQueueTest ext
569       * toArray(null) throws NullPointerException
570       */
571      public void testToArray_BadArg() {
572 +        LinkedTransferQueue q = populatedQueue(SIZE);
573          try {
575            LinkedTransferQueue q = populatedQueue(SIZE);
574              Object o[] = q.toArray(null);
575              shouldThrow();
576 <        } catch (NullPointerException success) {
579 <        }
576 >        } catch (NullPointerException success) {}
577      }
578  
579      /**
580 <     * toArray with incompatible array type throws CCE
580 >     * toArray(incompatible array type) throws CCE
581       */
582      public void testToArray1_BadArg() {
583 +        LinkedTransferQueue q = populatedQueue(SIZE);
584          try {
587            LinkedTransferQueue q = populatedQueue(SIZE);
585              Object o[] = q.toArray(new String[10]);
586              shouldThrow();
587 <        } catch (ArrayStoreException success) {
591 <        }
587 >        } catch (ArrayStoreException success) {}
588      }
589  
590      /**
# Line 618 | Line 614 | public class LinkedTransferQueueTest ext
614          it.remove();
615  
616          it = q.iterator();
617 <        assertEquals(it.next(), one);
618 <        assertEquals(it.next(), three);
617 >        assertSame(it.next(), one);
618 >        assertSame(it.next(), three);
619          assertFalse(it.hasNext());
620      }
621  
# Line 677 | Line 673 | public class LinkedTransferQueueTest ext
673          ExecutorService executor = Executors.newFixedThreadPool(2);
674  
675          executor.execute(new CheckedRunnable() {
676 <            void realRun() {
677 <                threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS,
682 <                                         MILLISECONDS));
676 >            public void realRun() {
677 >                assertTrue(q.offer(three, MEDIUM_DELAY_MS, MILLISECONDS));
678              }});
679  
680          executor.execute(new CheckedRunnable() {
681 <            void realRun() throws InterruptedException {
681 >            public void realRun() throws InterruptedException {
682                  Thread.sleep(SMALL_DELAY_MS);
683 <                threadAssertEquals(one, q.take());
683 >                assertSame(one, q.take());
684              }});
685  
686          joinPool(executor);
687      }
688  
689      /**
690 <     * poll retrieves elements across Executor threads
690 >     * timed poll retrieves elements across Executor threads
691       */
692      public void testPollInExecutor() {
693          final LinkedTransferQueue q = new LinkedTransferQueue();
694          ExecutorService executor = Executors.newFixedThreadPool(2);
695  
696          executor.execute(new CheckedRunnable() {
697 <            void realRun() throws InterruptedException {
698 <                threadAssertNull(q.poll());
699 <                threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS,
700 <                                                MILLISECONDS));
706 <                threadAssertTrue(q.isEmpty());
697 >            public void realRun() throws InterruptedException {
698 >                assertNull(q.poll());
699 >                assertSame(one, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
700 >                assertTrue(q.isEmpty());
701              }});
702  
703          executor.execute(new CheckedRunnable() {
704 <            void realRun() throws InterruptedException {
704 >            public void realRun() throws InterruptedException {
705                  Thread.sleep(SMALL_DELAY_MS);
706                  q.put(one);
707              }});
# Line 747 | Line 741 | public class LinkedTransferQueueTest ext
741          try {
742              q.drainTo(null);
743              shouldThrow();
744 <        } catch (NullPointerException success) {
751 <        }
744 >        } catch (NullPointerException success) {}
745      }
746  
747      /**
# Line 759 | Line 752 | public class LinkedTransferQueueTest ext
752          try {
753              q.drainTo(q);
754              shouldThrow();
755 <        } catch (IllegalArgumentException success) {
763 <        }
755 >        } catch (IllegalArgumentException success) {}
756      }
757  
758      /**
# Line 790 | Line 782 | public class LinkedTransferQueueTest ext
782      }
783  
784      /**
785 <     * drainTo empties full queue, unblocking a waiting put.
785 >     * drainTo(c) empties full queue, unblocking a waiting put.
786       */
787      public void testDrainToWithActivePut() throws InterruptedException {
788          final LinkedTransferQueue q = populatedQueue(SIZE);
789          Thread t = newStartedThread(new CheckedRunnable() {
790 <            void realRun() {
790 >            public void realRun() {
791                  q.put(SIZE + 1);
792              }});
793          ArrayList l = new ArrayList();
# Line 816 | Line 808 | public class LinkedTransferQueueTest ext
808          try {
809              q.drainTo(null, SIZE);
810              shouldThrow();
811 <        } catch (NullPointerException success) {
820 <        }
811 >        } catch (NullPointerException success) {}
812      }
813  
814      /**
# Line 828 | Line 819 | public class LinkedTransferQueueTest ext
819          try {
820              q.drainTo(q, SIZE);
821              shouldThrow();
822 <        } catch (IllegalArgumentException success) {
832 <        }
822 >        } catch (IllegalArgumentException success) {}
823      }
824  
825      /**
# Line 855 | Line 845 | public class LinkedTransferQueueTest ext
845      }
846  
847      /**
848 <     * poll and take decrement the waiting consumer count
848 >     * timed poll() or take() increments the waiting consumer count;
849 >     * offer(e) decrements the waiting consumer count
850       */
851      public void testWaitingConsumer() throws InterruptedException {
852          final LinkedTransferQueue q = new LinkedTransferQueue();
853 <        final ConsumerObserver waiting = new ConsumerObserver();
853 >        assertEquals(q.getWaitingConsumerCount(), 0);
854 >        assertFalse(q.hasWaitingConsumer());
855  
856          Thread t = newStartedThread(new CheckedRunnable() {
857 <            void realRun() throws InterruptedException {
857 >            public void realRun() throws InterruptedException {
858                  Thread.sleep(SMALL_DELAY_MS);
859 <                threadAssertTrue(q.hasWaitingConsumer());
860 <                waiting.setWaitingConsumer(q.getWaitingConsumerCount());
861 <                threadAssertTrue(q.offer(new Object()));
859 >                assertTrue(q.hasWaitingConsumer());
860 >                assertEquals(q.getWaitingConsumerCount(), 1);
861 >                assertTrue(q.offer(one));
862 >                assertFalse(q.hasWaitingConsumer());
863 >                assertEquals(q.getWaitingConsumerCount(), 0);
864              }});
865  
866 <        assertTrue(q.poll(LONG_DELAY_MS, MILLISECONDS) != null);
867 <        assertTrue(q.getWaitingConsumerCount()
868 <                   < waiting.getWaitingConsumers());
866 >        assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
867 >        assertEquals(q.getWaitingConsumerCount(), 0);
868 >        assertFalse(q.hasWaitingConsumer());
869          t.join();
870      }
871  
# Line 883 | Line 877 | public class LinkedTransferQueueTest ext
877              LinkedTransferQueue q = new LinkedTransferQueue();
878              q.transfer(null);
879              shouldThrow();
880 <        } catch (NullPointerException ex) {
887 <        }
880 >        } catch (NullPointerException success) {}
881      }
882  
883      /**
# Line 896 | Line 889 | public class LinkedTransferQueueTest ext
889              = new LinkedTransferQueue<Integer>();
890  
891          Thread t = newStartedThread(new CheckedRunnable() {
892 <            void realRun() throws InterruptedException {
892 >            public void realRun() throws InterruptedException {
893                  q.transfer(SIZE);
894 <                threadAssertTrue(q.isEmpty());
894 >                assertTrue(q.isEmpty());
895              }});
896  
897          Thread.sleep(SHORT_DELAY_MS);
# Line 916 | Line 909 | public class LinkedTransferQueueTest ext
909              = new LinkedTransferQueue<Integer>();
910  
911          Thread first = newStartedThread(new CheckedRunnable() {
912 <            void realRun() throws InterruptedException {
912 >            public void realRun() throws InterruptedException {
913                  Integer i = SIZE + 1;
914                  q.transfer(i);
915 <                threadAssertTrue(!q.contains(i));
916 <                threadAssertEquals(1, q.size());
915 >                assertTrue(!q.contains(i));
916 >                assertEquals(1, q.size());
917              }});
918  
919          Thread interruptedThread = newStartedThread(
920              new CheckedInterruptedRunnable() {
921 <                void realRun() throws InterruptedException {
921 >                public void realRun() throws InterruptedException {
922                      while (q.size() == 0)
923                          Thread.yield();
924                      q.transfer(SIZE);
# Line 951 | Line 944 | public class LinkedTransferQueueTest ext
944          final LinkedTransferQueue q = new LinkedTransferQueue();
945  
946          Thread t = newStartedThread(new CheckedRunnable() {
947 <            void realRun() throws InterruptedException {
947 >            public void realRun() throws InterruptedException {
948                  q.transfer(four);
949 <                threadAssertFalse(q.contains(four));
950 <                threadAssertEquals(three, q.poll());
949 >                assertFalse(q.contains(four));
950 >                assertSame(three, q.poll());
951              }});
952  
953          Thread.sleep(SHORT_DELAY_MS);
954          assertTrue(q.offer(three));
955 <        assertEquals(four, q.poll());
955 >        assertSame(four, q.poll());
956          t.join();
957      }
958  
# Line 972 | Line 965 | public class LinkedTransferQueueTest ext
965              = new LinkedTransferQueue<Integer>();
966  
967          Thread t = newStartedThread(new CheckedRunnable() {
968 <            void realRun() throws InterruptedException {
968 >            public void realRun() throws InterruptedException {
969                  q.transfer(SIZE);
970                  checkEmpty(q);
971              }});
# Line 991 | Line 984 | public class LinkedTransferQueueTest ext
984              final LinkedTransferQueue q = new LinkedTransferQueue();
985              q.tryTransfer(null);
986              shouldThrow();
987 <        } catch (NullPointerException ex) {
995 <        }
987 >        } catch (NullPointerException success) {}
988      }
989  
990      /**
# Line 1015 | Line 1007 | public class LinkedTransferQueueTest ext
1007          final LinkedTransferQueue q = new LinkedTransferQueue();
1008  
1009          Thread t = newStartedThread(new CheckedRunnable() {
1010 <            void realRun() {
1010 >            public void realRun() {
1011                  while (! q.hasWaitingConsumer())
1012                      Thread.yield();
1013 <                threadAssertTrue(q.hasWaitingConsumer());
1014 <                threadAssertTrue(q.isEmpty());
1015 <                threadAssertTrue(q.size() == 0);
1016 <                threadAssertTrue(q.tryTransfer(hotPotato));
1013 >                assertTrue(q.hasWaitingConsumer());
1014 >                assertTrue(q.isEmpty());
1015 >                assertEquals(q.size(), 0);
1016 >                assertTrue(q.tryTransfer(hotPotato));
1017              }});
1018  
1019 <        assertTrue(q.poll(MEDIUM_DELAY_MS, MILLISECONDS) == hotPotato);
1019 >        assertSame(hotPotato, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
1020          checkEmpty(q);
1021          t.join();
1022      }
# Line 1038 | Line 1030 | public class LinkedTransferQueueTest ext
1030          final LinkedTransferQueue q = new LinkedTransferQueue();
1031  
1032          Thread t = newStartedThread(new CheckedRunnable() {
1033 <            void realRun() {
1033 >            public void realRun() {
1034                  while (! q.hasWaitingConsumer())
1035                      Thread.yield();
1036 <                threadAssertTrue(q.hasWaitingConsumer());
1037 <                threadAssertTrue(q.isEmpty());
1038 <                threadAssertTrue(q.size() == 0);
1039 <                threadAssertTrue(q.tryTransfer(hotPotato));
1036 >                assertTrue(q.hasWaitingConsumer());
1037 >                assertTrue(q.isEmpty());
1038 >                assertEquals(q.size(), 0);
1039 >                assertTrue(q.tryTransfer(hotPotato));
1040              }});
1041  
1042 <        assertTrue(q.take() == hotPotato);
1042 >        assertSame(q.take(), hotPotato);
1043          checkEmpty(q);
1044          t.join();
1045      }
# Line 1060 | Line 1052 | public class LinkedTransferQueueTest ext
1052          final LinkedTransferQueue q = new LinkedTransferQueue();
1053  
1054          Thread toInterrupt = newStartedThread(new CheckedInterruptedRunnable() {
1055 <            void realRun() throws InterruptedException {
1055 >            public void realRun() throws InterruptedException {
1056                  q.tryTransfer(new Object(), LONG_DELAY_MS, MILLISECONDS);
1057              }});
1058  
# Line 1076 | Line 1068 | public class LinkedTransferQueueTest ext
1068          final LinkedTransferQueue q = new LinkedTransferQueue();
1069  
1070          Thread t = newStartedThread(new CheckedRunnable() {
1071 <            void realRun() throws InterruptedException {
1072 <                threadAssertFalse
1073 <                    (q.tryTransfer(new Object(),
1082 <                                   SHORT_DELAY_MS, MILLISECONDS));
1071 >            public void realRun() throws InterruptedException {
1072 >                assertFalse(q.tryTransfer(new Object(),
1073 >                                          SHORT_DELAY_MS, MILLISECONDS));
1074              }});
1075  
1076          Thread.sleep(SMALL_DELAY_MS);
# Line 1096 | Line 1087 | public class LinkedTransferQueueTest ext
1087          assertTrue(q.offer(four));
1088  
1089          Thread t = newStartedThread(new CheckedRunnable() {
1090 <            void realRun() throws InterruptedException {
1091 <                threadAssertTrue(q.tryTransfer(five,
1092 <                                               MEDIUM_DELAY_MS, MILLISECONDS));
1102 <                threadAssertTrue(q.isEmpty());
1090 >            public void realRun() throws InterruptedException {
1091 >                assertTrue(q.tryTransfer(five, MEDIUM_DELAY_MS, MILLISECONDS));
1092 >                assertTrue(q.isEmpty());
1093              }});
1094  
1095          Thread.sleep(SHORT_DELAY_MS);
1096          assertEquals(2, q.size());
1097 <        assertEquals(four, q.poll());
1098 <        assertEquals(five, q.poll());
1097 >        assertSame(four, q.poll());
1098 >        assertSame(five, q.poll());
1099          checkEmpty(q);
1100          t.join();
1101      }
# Line 1120 | Line 1110 | public class LinkedTransferQueueTest ext
1110          assertEquals(1, q.size());
1111          assertFalse(q.tryTransfer(five, SHORT_DELAY_MS, MILLISECONDS));
1112          assertEquals(1, q.size());
1113 <        assertEquals(four, q.poll());
1124 <        checkEmpty(q);
1113 >        assertSame(four, q.poll());
1114          assertNull(q.poll());
1115 +        checkEmpty(q);
1116      }
1117  
1118      private LinkedTransferQueue<Integer> populatedQueue(int n) {
# Line 1136 | Line 1126 | public class LinkedTransferQueueTest ext
1126          assertFalse(q.isEmpty());
1127          return q;
1128      }
1139
1140    private static class ConsumerObserver {
1141
1142        private int waitingConsumers;
1143
1144        private ConsumerObserver() {
1145        }
1146
1147        private void setWaitingConsumer(int i) {
1148            this.waitingConsumers = i;
1149        }
1150
1151        private int getWaitingConsumers() {
1152            return waitingConsumers;
1153        }
1154    }
1129   }

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