コード例 #1
0
 @Test
 public void testUnsignedTreeSetSerializable() {
   NavigableSet<Integer> set =
       new TreeSet<>(
           (Comparator<Integer> & Serializable) ((x, y) -> Integer.compareUnsigned(x, y)));
   set.addAll(Arrays.asList(-100, 0, 100));
   assertEquals(0, set.first().intValue());
   assertEquals(-100, set.last().intValue());
   byte[] serializedSet = writeSetToBytes(set, true);
   NavigableSet<Integer> set1 = readSetFromBytes(serializedSet);
   assertEquals(0, set1.first().intValue());
   assertEquals(-100, set1.last().intValue());
   assertEquals(set, set1);
 }
コード例 #2
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  public void testKeyPutRandomUniform() throws Exception {
    final NavigableSet<Integer> keys = new TreeSet<Integer>();

    long seed = System.currentTimeMillis();

    System.out.println("testKeyPutRandomUniform seed : " + seed);

    final MersenneTwisterFast random = new MersenneTwisterFast(seed);

    while (keys.size() < KEYS_COUNT) {
      int key = random.nextInt(Integer.MAX_VALUE);
      sbTree.put(key, createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      keys.add(key);

      doReset();
    }

    Assert.assertEquals(sbTree.firstKey(), keys.first());
    doReset();

    Assert.assertEquals(sbTree.lastKey(), keys.last());
    doReset();

    for (int key : keys) {
      Assert.assertEquals(
          sbTree.get(key), createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      doReset();
    }
  }
コード例 #3
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ファイル: BTreeMapTest.java プロジェクト: hangum/mapdb
  @Test
  public void WriteDBInt_lastKey_set_middle() {
    int numberOfRecords = 1000;

    /* Creates connections to MapDB */
    DB db1 = DBMaker.memoryDB().transactionDisable().make();

    /* Creates maps */
    NavigableSet<Integer> map1 = db1.treeSet("column1");

    /* Inserts initial values in maps */
    for (int i = 0; i < numberOfRecords; i++) {
      map1.add(i);
    }

    assertEquals((Object) (numberOfRecords - 1), map1.last());

    map1.clear();

    /* Inserts some values in maps */
    for (int i = 100; i < 110; i++) {
      map1.add(i);
    }

    assertEquals(10, map1.size());
    assertFalse(map1.isEmpty());
    assertEquals((Object) 109, map1.last());
    assertEquals((Object) 100, map1.first());
  }
コード例 #4
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 @Test
 public void testUnsignedTreeSetMRef() {
   NavigableSet<Integer> set = new TreeSet<>(Integer::compareUnsigned);
   set.addAll(Arrays.asList(-100, 0, 100));
   assertEquals(0, set.first().intValue());
   assertEquals(-100, set.last().intValue());
 }
コード例 #5
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  /**
   * Finds range of server deltas needed to transform against, then transforms all client ops
   * against the server ops.
   */
  private VersionedWaveletDelta transformSubmittedDelta(
      WaveletDelta submittedDelta, HashedVersion appliedVersion)
      throws OperationException, InvalidHashException {

    NavigableSet<VersionedWaveletDelta> serverDeltas =
        deserializedTransformedDeltas.tailSet(
            deserializedTransformedDeltas.floor(
                emptyDeserializedDeltaAtVersion(appliedVersion.getVersion())),
            true);

    if (serverDeltas.size() == 0) {
      LOG.warning("Got empty server set, but not sumbitting to head! " + submittedDelta);
      // Not strictly an invalid hash, but it's a related issue
      throw new InvalidHashException("Cannot submit to head");
    }

    // Confirm that the target version/hash of this delta is valid.
    if (!serverDeltas.first().version.equals(appliedVersion)) {
      LOG.warning(
          "Mismatched hashes: expected: "
              + serverDeltas.first().version
              + " got: "
              + appliedVersion);
      // Don't leak the hash to the client in the error message.
      throw new InvalidHashException("Mismatched hashes at version " + appliedVersion.getVersion());
    }

    ParticipantId clientAuthor = submittedDelta.getAuthor();
    List<WaveletOperation> clientOps = submittedDelta.getOperations();
    for (VersionedWaveletDelta d : serverDeltas) {
      // If the client delta transforms to nothing before we've traversed all the server
      // deltas, return the version at which the delta was obliterated (rather than the
      // current version) to ensure that delta submission is idempotent.
      if (clientOps.isEmpty()) {
        return new VersionedWaveletDelta(new WaveletDelta(clientAuthor, clientOps), d.version);
      }
      ParticipantId serverAuthor = d.delta.getAuthor();
      List<WaveletOperation> serverOps = d.delta.getOperations();
      if (clientAuthor.equals(serverAuthor) && clientOps.equals(serverOps)) {
        return d;
      }
      clientOps = transformOps(clientOps, clientAuthor, serverOps, serverAuthor);
    }
    return new VersionedWaveletDelta(new WaveletDelta(clientAuthor, clientOps), currentVersion);
  }
コード例 #6
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 @Test
 public void testUnsignedTreeSetNotSerializable() {
   NavigableSet<Integer> set = new TreeSet<>((x, y) -> Integer.compareUnsigned(x, y));
   set.addAll(Arrays.asList(-100, 0, 100));
   assertEquals(0, set.first().intValue());
   assertEquals(-100, set.last().intValue());
   byte[] serializedSet = writeSetToBytes(set, false);
   assertEquals(null, serializedSet);
 }
コード例 #7
0
  public void testKeyDeleteRandomGaussian() throws Exception {
    NavigableSet<Integer> keys = new TreeSet<Integer>();

    long seed = System.currentTimeMillis();

    System.out.println("testKeyDeleteRandomGaussian seed : " + seed);
    MersenneTwisterFast random = new MersenneTwisterFast(seed);

    while (keys.size() < KEYS_COUNT) {
      int key = (int) (random.nextGaussian() * Integer.MAX_VALUE / 2 + Integer.MAX_VALUE);
      if (key < 0) continue;

      sbTree.put(key, createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      keys.add(key);

      Assert.assertEquals(
          sbTree.get(key), createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));

      doReset();
    }

    Iterator<Integer> keysIterator = keys.iterator();

    while (keysIterator.hasNext()) {
      int key = keysIterator.next();

      if (key % 3 == 0) {
        sbTree.remove(key);
        keysIterator.remove();
      }

      doReset();
    }

    Assert.assertEquals(sbTree.firstKey(), keys.first());
    doReset();

    Assert.assertEquals(sbTree.lastKey(), keys.last());
    doReset();

    for (int key : keys) {
      if (key % 3 == 0) {
        Assert.assertNull(sbTree.get(key));
      } else {
        Assert.assertEquals(
            sbTree.get(key), createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      }

      doReset();
    }
  }
コード例 #8
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 protected boolean useLogarithmicProblemScale(List<XYSeries> seriesList) {
   NavigableSet<Double> xValueSet = new TreeSet<Double>();
   int xValueListSize = 0;
   for (XYSeries series : seriesList) {
     for (XYDataItem dataItem : (List<XYDataItem>) series.getItems()) {
       xValueSet.add(dataItem.getXValue());
       xValueListSize++;
     }
   }
   if (xValueListSize < LOG_SCALE_MIN_DATASETS_COUNT) {
     return false;
   }
   // If 60% of the points are in 20% of the value space, use a logarithmic scale
   double threshold = 0.2 * (xValueSet.last() - xValueSet.first());
   int belowThresholdCount = xValueSet.headSet(threshold).size();
   return belowThresholdCount >= (0.6 * xValueSet.size());
 }
コード例 #9
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ファイル: Utils2.java プロジェクト: narayana1208/TomP2P
 public static void routing(Number160 key, Peer[] peers, int start) {
   System.out.println("routing: searching for key " + key);
   NavigableSet<PeerAddress> pa1 = new TreeSet<PeerAddress>(PeerMap.createComparator(key));
   NavigableSet<PeerAddress> queried = new TreeSet<PeerAddress>(PeerMap.createComparator(key));
   Number160 result = Number160.ZERO;
   Number160 resultPeer = new Number160("0xd75d1a3d57841fbc9e2a3d175d6a35dc2e15b9f");
   int round = 0;
   while (!resultPeer.equals(result)) {
     System.out.println("round " + round);
     round++;
     pa1.addAll(peers[start].getPeerBean().peerMap().getAll());
     queried.add(peers[start].getPeerAddress());
     System.out.println("closest so far: " + queried.first());
     PeerAddress next = pa1.pollFirst();
     while (queried.contains(next)) {
       next = pa1.pollFirst();
     }
     result = next.getPeerId();
     start = findNr(next.getPeerId().toString(), peers);
   }
 }
コード例 #10
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ファイル: TreeSubSetTest.java プロジェクト: FauxFaux/jdk9-jdk
 /** headSet returns set with keys in requested range */
 public void testDescendingHeadSetContents() {
   NavigableSet set = dset5();
   SortedSet sm = set.headSet(m4);
   assertTrue(sm.contains(m1));
   assertTrue(sm.contains(m2));
   assertTrue(sm.contains(m3));
   assertFalse(sm.contains(m4));
   assertFalse(sm.contains(m5));
   Iterator i = sm.iterator();
   Object k;
   k = (Integer) (i.next());
   assertEquals(m1, k);
   k = (Integer) (i.next());
   assertEquals(m2, k);
   k = (Integer) (i.next());
   assertEquals(m3, k);
   assertFalse(i.hasNext());
   sm.clear();
   assertTrue(sm.isEmpty());
   assertEquals(2, set.size());
   assertEquals(m4, set.first());
 }
コード例 #11
0
ファイル: TreeSubSetTest.java プロジェクト: FauxFaux/jdk9-jdk
 /** headSet returns set with keys in requested range */
 public void testHeadSetContents() {
   NavigableSet set = set5();
   SortedSet sm = set.headSet(four);
   assertTrue(sm.contains(one));
   assertTrue(sm.contains(two));
   assertTrue(sm.contains(three));
   assertFalse(sm.contains(four));
   assertFalse(sm.contains(five));
   Iterator i = sm.iterator();
   Object k;
   k = (Integer) (i.next());
   assertEquals(one, k);
   k = (Integer) (i.next());
   assertEquals(two, k);
   k = (Integer) (i.next());
   assertEquals(three, k);
   assertFalse(i.hasNext());
   sm.clear();
   assertTrue(sm.isEmpty());
   assertEquals(2, set.size());
   assertEquals(four, set.first());
 }
コード例 #12
0
  public void testKeyDeleteRandomUniform() throws Exception {
    NavigableSet<Integer> keys = new TreeSet<Integer>();
    for (int i = 0; i < KEYS_COUNT; i++) {
      sbTree.put(i, createValue(i, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      keys.add(i);

      doReset();
    }

    Iterator<Integer> keysIterator = keys.iterator();
    while (keysIterator.hasNext()) {
      int key = keysIterator.next();
      if (key % 3 == 0) {
        sbTree.remove(key);
        keysIterator.remove();
      }

      doReset();
    }

    Assert.assertEquals(sbTree.firstKey(), keys.first());
    doReset();

    Assert.assertEquals(sbTree.lastKey(), keys.last());
    doReset();

    for (int key : keys) {
      if (key % 3 == 0) {
        Assert.assertNull(sbTree.get(key));
      } else {
        Assert.assertEquals(
            sbTree.get(key), createValue(key, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE + 4));
      }

      doReset();
    }
  }
コード例 #13
0
    RandomSelection select(boolean narrow, boolean mixInNotPresentItems, boolean permitReversal) {
      ThreadLocalRandom random = ThreadLocalRandom.current();
      NavigableSet<Integer> canonicalSet = this.canonical;
      BTreeSet<Integer> testAsSet = this.test;
      List<Integer> canonicalList = new ArrayList<>(canonicalSet);
      BTreeSet<Integer> testAsList = this.test;

      Assert.assertEquals(canonicalSet.size(), testAsSet.size());
      Assert.assertEquals(canonicalList.size(), testAsList.size());

      // sometimes select keys first, so we cover full range
      List<Integer> allKeys = randomKeys(canonical, mixInNotPresentItems);
      List<Integer> keys = allKeys;

      int narrowCount = random.nextInt(3);
      while (narrow && canonicalList.size() > 10 && keys.size() > 10 && narrowCount-- > 0) {
        boolean useLb = random.nextBoolean();
        boolean useUb = random.nextBoolean();
        if (!(useLb | useUb)) continue;

        // select a range smaller than the total span when we have more narrowing iterations left
        int indexRange = keys.size() / (narrowCount + 1);

        boolean lbInclusive = true;
        Integer lbKey = canonicalList.get(0);
        int lbKeyIndex = 0, lbIndex = 0;
        boolean ubInclusive = true;
        Integer ubKey = canonicalList.get(canonicalList.size() - 1);
        int ubKeyIndex = keys.size(), ubIndex = canonicalList.size();

        if (useLb) {
          lbKeyIndex = random.nextInt(0, indexRange - 1);
          Integer candidate = keys.get(lbKeyIndex);
          if (useLb = (candidate > lbKey && candidate <= ubKey)) {
            lbInclusive = random.nextBoolean();
            lbKey = keys.get(lbKeyIndex);
            lbIndex = Collections.binarySearch(canonicalList, lbKey);
            if (lbIndex >= 0 && !lbInclusive) lbIndex++;
            else if (lbIndex < 0) lbIndex = -1 - lbIndex;
          }
        }
        if (useUb) {
          ubKeyIndex =
              random.nextInt(Math.max(lbKeyIndex, keys.size() - indexRange), keys.size() - 1);
          Integer candidate = keys.get(ubKeyIndex);
          if (useUb = (candidate < ubKey && candidate >= lbKey)) {
            ubInclusive = random.nextBoolean();
            ubKey = keys.get(ubKeyIndex);
            ubIndex = Collections.binarySearch(canonicalList, ubKey);
            if (ubIndex >= 0 && ubInclusive) {
              ubIndex++;
            } else if (ubIndex < 0) ubIndex = -1 - ubIndex;
          }
        }
        if (ubIndex < lbIndex) {
          ubIndex = lbIndex;
          ubKey = lbKey;
          ubInclusive = false;
        }

        canonicalSet =
            !useLb
                ? canonicalSet.headSet(ubKey, ubInclusive)
                : !useUb
                    ? canonicalSet.tailSet(lbKey, lbInclusive)
                    : canonicalSet.subSet(lbKey, lbInclusive, ubKey, ubInclusive);
        testAsSet =
            !useLb
                ? testAsSet.headSet(ubKey, ubInclusive)
                : !useUb
                    ? testAsSet.tailSet(lbKey, lbInclusive)
                    : testAsSet.subSet(lbKey, lbInclusive, ubKey, ubInclusive);

        keys = keys.subList(lbKeyIndex, ubKeyIndex);
        canonicalList = canonicalList.subList(lbIndex, ubIndex);
        testAsList = testAsList.subList(lbIndex, ubIndex);

        Assert.assertEquals(canonicalSet.size(), testAsSet.size());
        Assert.assertEquals(canonicalList.size(), testAsList.size());
      }

      // possibly restore full set of keys, to test case where we are provided existing keys that
      // are out of bounds
      if (keys != allKeys && random.nextBoolean()) keys = allKeys;

      Comparator<Integer> comparator = naturalOrder();
      if (permitReversal && random.nextBoolean()) {
        if (allKeys != keys) keys = new ArrayList<>(keys);
        if (canonicalSet != canonical) canonicalList = new ArrayList<>(canonicalList);
        Collections.reverse(keys);
        Collections.reverse(canonicalList);
        testAsList = testAsList.descendingSet();

        canonicalSet = canonicalSet.descendingSet();
        testAsSet = testAsSet.descendingSet();
        comparator = reverseOrder();
      }

      Assert.assertEquals(canonicalSet.size(), testAsSet.size());
      Assert.assertEquals(canonicalList.size(), testAsList.size());
      if (!canonicalSet.isEmpty()) {
        Assert.assertEquals(canonicalSet.first(), canonicalList.get(0));
        Assert.assertEquals(canonicalSet.last(), canonicalList.get(canonicalList.size() - 1));
        Assert.assertEquals(canonicalSet.first(), testAsSet.first());
        Assert.assertEquals(canonicalSet.last(), testAsSet.last());
        Assert.assertEquals(canonicalSet.first(), testAsList.get(0));
        Assert.assertEquals(canonicalSet.last(), testAsList.get(testAsList.size() - 1));
      }

      return new RandomSelection(
          keys, canonicalSet, testAsSet, canonicalList, testAsList, comparator);
    }
コード例 #14
0
  /**
   * Attempts to find an EC number for every domain in {@code census}, skipping those which are
   * already listed in this ECFinder. Prints to {@code output} periodically.
   */
  public void buildFromCensus(CensusResultList census, File output) {

    ScopDatabase scop = ScopFactory.getSCOP();
    CensusSignificance sig = CensusSignificanceFactory.forCeSymmOrd();

    int i = 0;
    for (CensusResult result : census.getEntries()) {

      try {

        String scopId = result.getId();

        if (this.ecsByAsymmDomain.containsKey(scopId)
            || this.ecsBySymmDomain.containsKey(scopId)
            || ecsByUnknownDomain.contains(scopId)) {
          continue;
        }

        ScopDomain domain = scop.getDomainByScopID(scopId);
        if (domain == null) {
          logger.error(result.getId() + " is null");
          continue;
        }

        // got a result; what's its EC?

        // we need to find the correct polymers corresponding to the domain
        // note that this still isn't perfect, since we don't know what part of the polymer actually
        // does the function
        List<RCSBPolymer> polymers = new ArrayList<RCSBPolymer>();
        Set<String> chains = domain.getChains();
        RCSBDescription desc = RCSBDescriptionFactory.get(domain.getPdbId());
        for (RCSBPolymer polymer : desc.getPolymers()) {
          for (Character chain : polymer.getChains()) {
            if (chains.contains(String.valueOf(chain))) {
              polymers.add(polymer);
              break;
            }
          }
        }

        // get the EC numbers
        // use a set because we don't want > 1 just because we have duplicates
        NavigableSet<String> ecs = new TreeSet<String>();
        for (RCSBPolymer polymer : polymers) {
          String ec = polymer.getEnzClass();
          if (ec != null) ecs.add(ec);
        }

        if (ecs.size() == 1) {

          String ec = ecs.first();

          if (sig.isSignificant(result)) {
            ecsBySymmDomain.put(scopId, ec);
          } else {
            ecsByAsymmDomain.put(scopId, ec);
          }

        } else if (ecs.size() > 1) {
          logger.info(
              "Found different EC numbers for "
                  + domain.getScopId()); // technically, this doesn't mean anything's wrong
        } else {
          //					logger.debug("Didn't find EC for " + scopId);
          ecsByUnknownDomain.add(scopId);
        }

        if (i > 0 && i % 100 == 0) {
          print(output);
          logger.debug("Working on #" + i);
        }

      } catch (RuntimeException e) {
        e.printStackTrace();
        logger.error(e);
      } finally {
        i++;
      }
    }
  }