src/main/java/org/fest/assertions/IteratorAssert.java
@Override
  protected @NotNull IteratorAssert onProperty(@NotNull String propertyName) {
    checkNotNull(propertyName);
    isNotNull();
    List<Object> subset = PropertySupport.instance().propertyValues(propertyName, newArrayList(contentOfActual()));
    return new IteratorAssert(subset.iterator());
  }
@Override
  protected @NotNull IteratorAssert onProperty(@NotNull String propertyName) {
    checkNotNull(propertyName);
    isNotNull();
    List<Object> subset = PropertySupport.instance().propertyValues(propertyName, newArrayList(contentOfActual()));
    return new IteratorAssert(subset.iterator());
  }
{@inheritDoc}