| /* |
| * Copyright 2006 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package java.util; |
| |
| /** |
| * General-purpose interface for storing collections of objects. |
| */ |
| public interface Collection { |
| |
| boolean add(Object o); |
| |
| boolean addAll(Collection c); |
| |
| void clear(); |
| |
| boolean contains(Object o); |
| |
| boolean containsAll(Collection c); |
| |
| boolean equals(Object o); |
| |
| int hashCode(); |
| |
| boolean isEmpty(); |
| |
| Iterator iterator(); |
| |
| boolean remove(Object o); |
| |
| boolean removeAll(Collection c); |
| |
| boolean retainAll(Collection c); |
| |
| int size(); |
| |
| Object[] toArray(); |
| |
| } |