linux系统网卡的配置与激活
作者 佚名技术
来源 Linux系统
浏览
发布时间 2012-07-04
| mpty(); } public Iterator iterator() { return new BagIterator(this, extractList().iterator()); } static class BagIterator implements Iterator { private DefaultMapBag _parent = null; private Iterator _support = null;//圻兵亨旗匂 private Object _current = null;//輝念圷殆 private int _mods = 0; public BagIterator(DefaultMapBag parent, Iterator support) { _parent = parent; _support = support; _current = null; _mods = parent.modCount(); } public boolean hasNext() { return _support.hasNext(); } public Object next() { if (_parent.modCount() != _mods) { throw new ConcurrentModificationException(); } _current = _support.next(); return _current; } public void remove() { if (_parent.modCount() != _mods) { throw new ConcurrentModificationException(); } _support.remove(); _parent.remove(_current, 1); _mods++; } } public boolean remove(Object object) { return remove(object, getCount(object)); } public boolean remove(Object object, int nCopies) { _mods++; boolean result = false; int count = getCount(object); if (nCopies <= 0) { result = false; } else if (count > nCopies) { _map.put(object, new Integer(count - nCopies)); result = true; _total -= nCopies; } else { // count > 0 && count <= i // need to remove all result = (_map.remove(object) != null); _total -= count; } return result; } public boolean removeAll(Collection coll) { boolean result = false; if (coll != null) { Iterator i = coll.iterator(); while (i.hasNext()) { boolean changed = remove(i.next(), 1); result = result || changed; } } return result; } public boolean retainAll(Collection coll) { return retainAll(new HashBag(coll)); } public boolean retainAll(Bag other) { boolean result = false; Bag excess = new HashBag(); Iterator i = uniqueSet().iterator(); while (i.hasNext()) { Object current = i.next(); int myCount = getCount(current); int otherCount = other.getCount(current); if (1 <= otherCount && otherCount <= myCount) { excess.add(current, myCount - otherCount); } else { excess.add(current, myCount); } } if (!excess.isEmpty()) { result = removeAll(excess); } return result; } publi |
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