Java Equality类代码示例

import gnu.trove.Equality; //导入依赖的package包/类
protected NamedItemsListEditor(Namer<T> namer,
                               Factory<T> factory,
                               Cloner<T> cloner,
                               Equality<T> comparer,
                               List<T> items,
                               boolean initInConstructor) {
    myNamer = namer;
    myFactory = factory;
    myCloner = cloner;
    myComparer = comparer;

    myOriginalItems = items;
    myResultItems = items;
    if (initInConstructor) {
      reset();
      initTree();
    }
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public static TreeExpansionMonitor<DefaultMutableTreeNode> install(final JTree tree, final Equality<DefaultMutableTreeNode> equality) {
  return new TreeExpansionMonitor<DefaultMutableTreeNode>(tree) {
    protected TreePath findPathByNode(final DefaultMutableTreeNode node) {
      Enumeration enumeration = ((DefaultMutableTreeNode)tree.getModel().getRoot()).breadthFirstEnumeration();
      while (enumeration.hasMoreElements()) {
        final Object nextElement = enumeration.nextElement();
        if (nextElement instanceof DefaultMutableTreeNode) {
          DefaultMutableTreeNode child = (DefaultMutableTreeNode)nextElement;
          if (equality.equals(child, node)) {
            return new TreePath(child.getPath());
          }
        }
      }
      return null;
    }
  };
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@Contract(pure=true)
public static <T> boolean equals(@NotNull T[] a1, @NotNull T[] a2, @NotNull Equality<? super T> comparator) {
  if (a1 == a2) {
    return true;
  }

  int length = a2.length;
  if (a1.length != length) {
    return false;
  }

  for (int i = 0; i < length; i++) {
    if (!comparator.equals(a1[i], a2[i])) {
      return false;
    }
  }
  return true;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public boolean offerIfAbsent(@NotNull final T thing, @NotNull final Equality<T> equality) {
  boolean absent;
  synchronized (myQueue) {
    absent = myQueue.process(new Processor<T>() {
      @Override
      public boolean process(T t) {
        return !equality.equals(t, thing);
      }
    });
    if (absent) {
      myQueue.addLast(thing);
      scheduleUpdate();
    }
  }
  return absent;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public static <T> boolean equals(T[] a1, T[] a2, @NotNull Equality<? super T> comparator) {
  if (a1 == a2) {
    return true;
  }
  if (a1 == null || a2 == null) {
    return false;
  }

  int length = a2.length;
  if (a1.length != length) {
    return false;
  }

  for (int i = 0; i < length; i++) {
    if (!comparator.equals(a1[i], a2[i])) {
      return false;
    }
  }
  return true;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@Contract(pure=true)
public static <T> boolean equals(@Nonnull T[] a1, @Nonnull T[] a2, @Nonnull Equality<? super T> comparator) {
  //noinspection ArrayEquality
  if (a1 == a2) {
    return true;
  }

  int length = a2.length;
  if (a1.length != length) {
    return false;
  }

  for (int i = 0; i < length; i++) {
    if (!comparator.equals(a1[i], a2[i])) {
      return false;
    }
  }
  return true;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public RangeIterator(Gaps foldingModel, Equality<TextAttributes> equality,
                     HighlighterIterator source, Condition<TextAttributes> filter) {
  mySource = source;
  myGaps = foldingModel;
  myEquality = equality;
  myFilter = filter;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public void testExtractWords() {
  String text = "a b, c.d\n\n  x\n y";
  Word[] words = ByWord.buildWords(text, ComparisonPolicy.DEFAULT);
  CHECK.setEquality(new Equality() {
    @Override
    public boolean equals(Object o1, Object o2) {
      Word word1 = (Word)o1;
      Word word2 = (Word)o2;
      return word1.getStart() == word2.getStart() && word1.getEnd() == word2.getEnd();
    }
  });
  CHECK.setStringConvertion(StringConvertion.DEFAULT);
  CHECK.compareAll(new Word[]{new Formatting(text, new TextRange(0, 0)),
                              new Word(text, new TextRange(0, 1)),
                              new Word(text, new TextRange(2, 3)),
                              new Word(text, new TextRange(5, 6)),
                              new Word(text, new TextRange(7, 8)),
                              new Formatting(text, new TextRange(8, 12)),
                              new Word(text, new TextRange(12, 13)),
                              new Formatting(text, new TextRange(13, 15)),
                              new Word(text, new TextRange(15, 16))}, words);
  text = " b c";
  words = ByWord.buildWords(text, ComparisonPolicy.DEFAULT);
  CHECK.compareAll(new Word[]{new Formatting(text, new TextRange(0, 1)),
                              new Word(text, new TextRange(1, 2)),
                              new Word(text, new TextRange(3, 4))}, words);
}
 

import gnu.trove.Equality; //导入依赖的package包/类
private RangeIterator createIterator(Equality equality, int[] starts, int[] ends, RangeIterator.Gaps gaps) {
  RangeIterator iterator = new RangeIterator(gaps, equality,
                                             new MyHighlighterIterator(starts, ends), ANY);
  iterator.init(new TextRange(0, Integer.MAX_VALUE));
  iterator.advance();
  return iterator;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public boolean offerIfAbsent(@NotNull final T thing, @NotNull final Equality<T> equality) {
  synchronized (myQueue) {
    boolean absent = myQueue.process(new Processor<T>() {
      @Override
      public boolean process(T t) {
        return !equality.equals(t, thing);
      }
    });
    if (absent) {
      myQueue.addLast(thing);
      scheduleUpdate();
    }
    return absent;
  }
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@Contract(pure=true)
public static <T> int indexOf(@NotNull List<T> objects, T object, @NotNull Equality<T> comparator) {
  for (int i = 0; i < objects.size(); i++) {
    if (comparator.equals(objects.get(i), object)) return i;
  }
  return -1;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@Contract(pure=true)
public static <T> int lastIndexOf(@NotNull final T[] src, final T obj, @NotNull Equality<? super T> comparator) {
  for (int i = src.length - 1; i >= 0; i--) {
    final T o = src[i];
    if (comparator.equals(obj, o)) {
      return i;
    }
  }
  return -1;
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@NotNull
private static CommonProblemDescriptor[] mergeDescriptors(@NotNull CommonProblemDescriptor[] problems1,
                                                          @NotNull CommonProblemDescriptor[] problems2) {
  CommonProblemDescriptor[] out = new CommonProblemDescriptor[problems1.length + problems2.length];
  int o = problems1.length;
  Equality<CommonProblemDescriptor> equality = new Equality<CommonProblemDescriptor>() {
    @Override
    public boolean equals(CommonProblemDescriptor o1, CommonProblemDescriptor o2) {
      if (o1 instanceof ProblemDescriptor) {
        ProblemDescriptorBase p1 = (ProblemDescriptorBase)o1;
        ProblemDescriptorBase p2 = (ProblemDescriptorBase)o2;
        if (!Comparing.equal(p1.getDescriptionTemplate(), p2.getDescriptionTemplate())) return false;
        if (!Comparing.equal(p1.getTextRange(), p2.getTextRange())) return false;
        if (!Comparing.equal(p1.getHighlightType(), p2.getHighlightType())) return false;
        if (!Comparing.equal(p1.getProblemGroup(), p2.getProblemGroup())) return false;
        if (!Comparing.equal(p1.getStartElement(), p2.getStartElement())) return false;
        if (!Comparing.equal(p1.getEndElement(), p2.getEndElement())) return false;
      }
      else {
        if (!o1.toString().equals(o2.toString())) return false;
      }
      return true;
    }
  };
  for (CommonProblemDescriptor descriptor : problems2) {
    if (ArrayUtil.indexOf(problems1, descriptor, equality) == -1) {
      out[o++] = descriptor;
    }
  }
  System.arraycopy(problems1, 0, out, 0, problems1.length);
  return Arrays.copyOfRange(out, 0, o);
}
 

import gnu.trove.Equality; //导入依赖的package包/类
public void assertEquals(String[][] expected) {
  String[][] actual = myResults.toArray(new String[myResults.size()][]);
  boolean equals = ArrayUtil.equals(actual, expected, new Equality<String[]>() {
    public boolean equals(String[] o1, String[] o2) {
      return Arrays.equals(o1, o2);
    }
  });

  StringBuilder message = new StringBuilder("Expected: ");
  toString(expected, message);
  message.append("\nActual: ");
  toString(actual, message);
  Assert.assertTrue(message.toString(), equals);
}
 

import gnu.trove.Equality; //导入依赖的package包/类
@Nonnull
public static MergeConflictType getMergeType(@Nonnull Condition<ThreeSide> emptiness,
                                             @Nonnull Equality<ThreeSide> equality) {
  boolean isLeftEmpty = emptiness.value(ThreeSide.LEFT);
  boolean isBaseEmpty = emptiness.value(ThreeSide.BASE);
  boolean isRightEmpty = emptiness.value(ThreeSide.RIGHT);
  assert !isLeftEmpty || !isBaseEmpty || !isRightEmpty;

  if (isBaseEmpty) {
    if (isLeftEmpty) { // --=
      return new MergeConflictType(TextDiffType.INSERTED, false, true);
    }
    else if (isRightEmpty) { // =--
      return new MergeConflictType(TextDiffType.INSERTED, true, false);
    }
    else { // =-=
      boolean equalModifications = equality.equals(ThreeSide.LEFT, ThreeSide.RIGHT);
      return new MergeConflictType(equalModifications ? TextDiffType.INSERTED : TextDiffType.CONFLICT);
    }
  }
  else {
    if (isLeftEmpty && isRightEmpty) { // -=-
      return new MergeConflictType(TextDiffType.DELETED);
    }
    else { // -==, ==-, ===
      boolean unchangedLeft = equality.equals(ThreeSide.BASE, ThreeSide.LEFT);
      boolean unchangedRight = equality.equals(ThreeSide.BASE, ThreeSide.RIGHT);
      assert !unchangedLeft || !unchangedRight;

      if (unchangedLeft) return new MergeConflictType(isRightEmpty ? TextDiffType.DELETED : TextDiffType.MODIFIED, false, true);
      if (unchangedRight) return new MergeConflictType(isLeftEmpty ? TextDiffType.DELETED : TextDiffType.MODIFIED, true, false);

      boolean equalModifications = equality.equals(ThreeSide.LEFT, ThreeSide.RIGHT);
      return new MergeConflictType(equalModifications ? TextDiffType.MODIFIED : TextDiffType.CONFLICT);
    }
  }
}