public void apply()
     throws IllegalAccessException, InvocationTargetException, InstantiationException {
   if (type.isEnum()) {
     for (T instance : type.getEnumConstants()) {
       assertThat(
           instance.toString(),
           is(
               type.getCanonicalName().substring(type.getPackage().getName().length() + 1)
                   + "."
                   + ((Enum<?>) instance).name()));
     }
     return;
   }
   for (Constructor<?> constructor : type.getDeclaredConstructors()) {
     if (constructor.isSynthetic() && skipSynthetic) {
       continue;
     }
     constructor.setAccessible(true);
     Class<?>[] parameterTypes = constructor.getParameterTypes();
     Object[] actualArguments = new Object[parameterTypes.length];
     Object[] otherArguments = new Object[parameterTypes.length];
     int index = 0;
     for (Class<?> parameterType : parameterTypes) {
       putInstance(parameterType, actualArguments, otherArguments, index++);
     }
     int testIndex = 0;
     @SuppressWarnings("unchecked")
     T instance = (T) constructor.newInstance(actualArguments);
     assertThat(instance, is(instance));
     assertThat(instance, not(is((Object) null)));
     assertThat(instance, not(is(new Object())));
     Object similarInstance = constructor.newInstance(actualArguments);
     assertThat(instance.hashCode(), is(similarInstance.hashCode()));
     assertThat(instance, is(similarInstance));
     if (skipToString) {
       assertThat(instance.toString(), notNullValue());
     } else if (optionalToStringRegex == null) {
       checkString(instance);
     } else {
       assertThat(instance.toString(), new RegexMatcher(optionalToStringRegex));
     }
     for (Object otherArgument : otherArguments) {
       Object[] compareArguments = new Object[actualArguments.length];
       int argumentIndex = 0;
       for (Object actualArgument : actualArguments) {
         if (argumentIndex == testIndex) {
           compareArguments[argumentIndex] = otherArgument;
         } else {
           compareArguments[argumentIndex] = actualArgument;
         }
         argumentIndex++;
       }
       Object unlikeInstance = constructor.newInstance(compareArguments);
       assertThat(instance.hashCode(), not(is(unlikeInstance)));
       assertThat(instance, not(is(unlikeInstance)));
       testIndex++;
     }
   }
 }
Exemplo n.º 2
0
  public boolean tryAcquireSharedLock(T value, long timeout) throws InterruptedException {
    if (useSpinLock) throw new IllegalStateException("Spin lock does not support try lock mode");

    final int index;
    if (value == null) index = 0;
    else index = index(value.hashCode());

    final ReadWriteLock rwLock = locks[index];

    final Lock lock = rwLock.readLock();
    return lock.tryLock(timeout, TimeUnit.MILLISECONDS);
  }
Exemplo n.º 3
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  public void releaseExclusiveLock(final T value) {
    final int index;
    if (value == null) index = 0;
    else index = index(value.hashCode());

    if (useSpinLock) {
      OReadersWriterSpinLock spinLock = spinLocks[index];
      spinLock.releaseWriteLock();
      return;
    }

    final ReadWriteLock rwLock = locks[index];

    final Lock lock = rwLock.writeLock();
    lock.unlock();
  }
Exemplo n.º 4
0
  @Override
  public Lock acquireSharedLock(final T value) {
    final int index;
    if (value == null) index = 0;
    else index = index(value.hashCode());

    if (useSpinLock) {
      OReadersWriterSpinLock spinLock = spinLocks[index];
      spinLock.acquireReadLock();

      return new SpinLockWrapper(true, spinLock);
    }

    final ReadWriteLock rwLock = locks[index];

    final Lock lock = rwLock.readLock();
    lock.lock();
    return lock;
  }
 @UsedFromByteCode
 public static <T> int hashCode(T elementType) {
   return elementType == null ? Integer.MIN_VALUE : elementType.hashCode();
 }
Exemplo n.º 6
0
	private int hash(T item){
		return Math.abs(item.hashCode()) % table.length;
	}
Exemplo n.º 7
0
 private int hash(T element) {
   return Math.abs(element.hashCode() % table.length);
 }