Example #1
0
  /**
   * Adds the given POP application satisfier set as a subset of this set, with the given
   * exceptions. The exceptions set must be a subset of the given satisfier set. If the given POP
   * application was already a subset of this set, then the new exceptions set is the intersection
   * of the given exceptions set with the old one. Otherwise, the exceptions set is the given one
   * minus any individual elements of this set that satisfy the given POP application.
   */
  public void addSatisfiers(NumberVar popApp, ObjectSet satisfiers, Set newExceptions) {
    if (popAppSatisfiers.containsKey(popApp)) {
      // already in set; assume satisfiers the same
      Set curExceptions = (Set) popAppExceptions.get(popApp);
      int oldNumExceptions = curExceptions.size();
      curExceptions.retainAll(newExceptions);
      size += (oldNumExceptions - curExceptions.size());
    } else {
      popAppSatisfiers.put(popApp, satisfiers);
      Set oldIndivs = (Set) popAppIndivs.remove(popApp);
      for (Iterator iter = oldIndivs.iterator(); iter.hasNext(); ) {
        individuals.remove(iter.next());
      }

      Set curExceptions = new HashSet(newExceptions);
      curExceptions.removeAll(oldIndivs);
      popAppExceptions.put(popApp, curExceptions);

      size +=
          (satisfiers.size()
              - oldIndivs.size() // because they were already
              // here
              - curExceptions.size()); // because they weren't added
    }
  }
Example #2
0
  public Object sample(int n) {
    if ((n < 0) || (n >= size)) {
      throw new IllegalArgumentException(
          "Can't get element " + n + " from set " + this + " of size " + size);
    }

    if (n < individuals.size()) {
      return individuals.get(n);
    }

    int indexSoFar = individuals.size();
    for (Iterator iter = popAppSatisfiers.entrySet().iterator(); iter.hasNext(); ) {
      Map.Entry entry = (Map.Entry) iter.next();
      NumberVar popApp = (NumberVar) entry.getKey();
      ObjectSet satisfiers = (ObjectSet) entry.getValue();
      Set exceptions = (Set) popAppExceptions.get(popApp);

      int numInSet = satisfiers.size() - exceptions.size();
      if (n < indexSoFar + numInSet) {
        return sampleFromPOPApp(satisfiers, exceptions, n - indexSoFar);
      }
      indexSoFar += numInSet;
    }

    return null; // shouldn't get here
  }
Example #3
0
 public void _test() throws Exception {
   Query query = newQuery();
   query.constrain(new TestEvaluation());
   query.constrain(Item.class);
   query.descend("name").orderDescending();
   ObjectSet set = query.execute();
   Assert.areEqual(3, set.size());
 }
 public void testUpdate() {
   ExtObjectContainer oc = fixture().db();
   initGenericObjects();
   // Db4oUtil.dump(oc);
   ReflectClass rc = getReflectClass(oc, PERSON_CLASSNAME);
   Assert.isNotNull(rc);
   Query q = oc.query();
   q.constrain(rc);
   ObjectSet results = q.execute();
   // Db4oUtil.dumpResults(oc, results);
   Assert.isTrue(results.size() == 1);
 }
 public void testQuery() {
   ExtObjectContainer oc = fixture().db();
   initGenericObjects();
   ReflectClass rc = getReflectClass(oc, PERSON_CLASSNAME);
   Assert.isNotNull(rc);
   // now query to make sure there are none left
   Query q = oc.query();
   q.constrain(rc);
   q.descend("surname").constrain("John");
   ObjectSet results = q.execute();
   Assert.isTrue(results.size() == 1);
 }
  public void testCreate() throws Exception {

    initGenericObjects();
    // fixture().reopen();
    ExtObjectContainer oc = fixture().db();
    // now check to see if person was saved
    ReflectClass rc = getReflectClass(oc, PERSON_CLASSNAME);
    Assert.isNotNull(rc);
    Query q = oc.query();
    q.constrain(rc);
    ObjectSet results = q.execute();
    Assert.isTrue(results.size() == 1);
    // Db4oUtil.dumpResults(fixture().db(), results);

  }
Example #7
0
 public void specific(ObjectContainer con, int step) {
   super.specific(con, step);
   TEntry entry = new TEntry().lastElement();
   Stack stack = new Stack();
   if (step > 0) {
     stack.addElement(entry.key);
     ObjectSet set = con.queryByExample(stack);
     if (set.size() != step) {
       Regression.addError("Stack member query not found");
     } else {
       Stack res = (Stack) set.next();
       if (!(stack.pop().equals(new TEntry().lastElement().key))) {
         Regression.addError("Stack order changed.");
       }
     }
   }
 }
Example #8
0
  public int indexOf(Object o) {
    int indivIndex = individuals.indexOf(o);
    if (indivIndex != -1) {
      return indivIndex;
    }

    int indexSoFar = individuals.size();
    for (Iterator iter = popAppSatisfiers.entrySet().iterator(); iter.hasNext(); ) {
      Map.Entry entry = (Map.Entry) iter.next();
      NumberVar popApp = (NumberVar) entry.getKey();
      ObjectSet satisfiers = (ObjectSet) entry.getValue();
      Set exceptions = (Set) popAppExceptions.get(popApp);

      if (satisfiers.contains(o) && !exceptions.contains(o)) {
        return (indexSoFar + getIndexInPOPApp(satisfiers, exceptions, o));
      }

      int numInSet = satisfiers.size() - exceptions.size();
      indexSoFar += numInSet;
    }

    return -1;
  }
 private void assertSingleElementQueryResult(Query query, Object element) {
   ObjectSet objectSet = query.execute();
   Assert.areEqual(1, objectSet.size());
   Item item = (Item) objectSet.next();
   Assert.areEqual(element, item.list.get(0));
 }
  /** @deprecated using deprecated api */
  private void runElementTest(Data data, boolean onOriginal) throws Exception {

    Map otherMap = new HashMap();

    AtomData atom = null;

    tDefaultValues(data);

    int itCount = 0;
    Iterator i = data.i_map.keySet().iterator();
    while (i.hasNext()) {
      String str = (String) i.next();
      itCount++;
      atom = (AtomData) data.i_map.get(str);
      Assert.areEqual(str, atom.name);
      otherMap.put(str, atom);
    }
    Assert.areEqual(DEFAULT.length, itCount);

    Assert.areEqual(DEFAULT.length, data.i_map.size());
    Assert.isFalse(data.i_map.isEmpty());
    db().deactivate(data.i_map, Integer.MAX_VALUE);
    data.i_map.get("great");
    Assert.areEqual("great", ((AtomData) data.i_map.get("great")).name);
    db().deactivate(data.i_map, Integer.MAX_VALUE);

    if (onOriginal) {
      Query q = newQuery();
      Data template = new Data();
      template.i_map = db().collections().newHashMap(1);
      template.i_map.put("cool", new AtomData("cool"));
      q.constrain(template);
      ObjectSet qResult = q.execute();
      Assert.areEqual(1, qResult.size());
      Assert.areEqual(data, qResult.next());
    }

    Assert.isTrue(data.i_map.keySet().containsAll(otherMap.keySet()));

    Object[] arr = data.i_map.keySet().toArray();
    tDefaultArray(arr);

    String[] cmp = new String[DEFAULT.length];
    System.arraycopy(DEFAULT, 0, cmp, 0, DEFAULT.length);

    i = data.i_map.keySet().iterator();
    while (i.hasNext()) {
      String str = (String) i.next();
      boolean found = false;
      for (int j = 0; j < cmp.length; j++) {
        if (str.equals(cmp[j])) {
          cmp[j] = null;
          found = true;
        }
      }
      Assert.isTrue(found);
    }

    for (int j = 0; j < cmp.length; j++) {
      Assert.isNull(cmp[j]);
    }

    db().deactivate(data.i_map, Integer.MAX_VALUE);
    Assert.isFalse(data.i_map.isEmpty());
    db().deactivate(data.i_map, Integer.MAX_VALUE);
    data.i_map.put("yup", new AtomData("yup"));

    db().store(data.i_map);
    db().store(data.i_map);
    db().store(data.i_map);
    db().store(data.i_helper);
    db().store(data.i_helper);
    db().store(data.i_helper);
    db().commit();

    Assert.areEqual(4, data.i_map.size());

    atom = (AtomData) data.i_map.get("yup");
    Assert.areEqual("yup", atom.name);

    AtomData removed = (AtomData) data.i_map.remove("great");

    Assert.areEqual("great", removed.name);
    Assert.isNull(data.i_map.remove("great"));
    db().deactivate(data.i_map, Integer.MAX_VALUE);
    Assert.areEqual(3, data.i_map.size());

    Assert.isTrue(data.i_map.keySet().removeAll(otherMap.keySet()));
    db().deactivate(data.i_map, Integer.MAX_VALUE);
    Assert.isFalse(data.i_map.keySet().removeAll(otherMap.keySet()));
    Assert.areEqual(1, data.i_map.size());
    i = data.i_map.keySet().iterator();
    String str = (String) i.next();
    Assert.areEqual("yup", str);
    Assert.isFalse(i.hasNext());

    data.i_map.clear();
    Assert.isTrue(data.i_map.isEmpty());
    Assert.areEqual(0, data.i_map.size());

    setDefaultValues(data.i_map);

    String[] strArr = new String[1];
    strArr = (String[]) data.i_map.keySet().toArray(strArr);
    tDefaultArray(strArr);

    data.i_map.clear();
    data.i_map.put("zero", "zero");

    for (int j = 0; j < COUNT; j++) {
      data.i_map.put(MORE + j, new AtomData(MORE + j));
    }
    Assert.areEqual(COUNT + 1, data.i_map.size());
    lookupLast(data);

    db().deactivate(data.i_map, Integer.MAX_VALUE);
    lookupLast(data);
    lookupLast(data);

    reopen();
    restoreMembers(data);
    lookupLast(data);

    atom = new AtomData("double");

    data.i_map.put("double", atom);

    int previousSize = data.i_map.size();

    db().deactivate(data.i_map, Integer.MAX_VALUE);

    AtomData doubleAtom = (AtomData) data.i_map.put("double", new AtomData("double"));
    Assert.areSame(atom, doubleAtom);

    Assert.areEqual(previousSize, data.i_map.size());
    data.i_map.put("double", doubleAtom);

    db().commit();

    data.i_map.put("rollBack", "rollBack");
    data.i_map.put("double", new AtomData("nono"));

    db().rollback();
    Assert.isNull(data.i_map.get("rollBack"));
    Assert.areEqual(previousSize, data.i_map.size());
    atom = (AtomData) data.i_map.get("double");
    Assert.areSame(atom, doubleAtom);
    Assert.isTrue(data.i_map.containsKey("double"));
    Assert.isFalse(data.i_map.containsKey("rollBack"));

    otherMap.clear();
    otherMap.put("other1", doubleAtom);
    otherMap.put("other2", doubleAtom);

    data.i_map.putAll(otherMap);
    db().deactivate(data.i_map, Integer.MAX_VALUE);

    Assert.areSame(doubleAtom, data.i_map.get("other1"));
    Assert.areSame(doubleAtom, data.i_map.get("other2"));

    data.i_map.clear();
    Assert.areEqual(0, data.i_map.size());
    setDefaultValues(data.i_map);

    int j = 0;
    i = data.i_map.keySet().iterator();
    while (i.hasNext()) {
      String key = (String) i.next();
      if (key.equals("cool")) {
        i.remove();
      }
      j++;
    }
    Assert.areEqual(2, data.i_map.size());
    Assert.isFalse(data.i_map.containsKey("cool"));
    Assert.areEqual(3, j);

    data.i_map.put("double", doubleAtom);
    ((Db4oMap) data.i_map).deleteRemoved(true);
    data.i_map.keySet().remove("double");
    Assert.isFalse(db().isStored(doubleAtom));
    ((Db4oMap) data.i_map).deleteRemoved(false);

    data.i_map.clear();
    Assert.areEqual(0, data.i_map.size());
    setDefaultValues(data.i_map);
  }