1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.content; 18 19 import java.util.Iterator; 20 21 /** 22 * A specialization of {@link Iterator} that allows iterating over a collection of 23 * {@link Entity} objects. In addition to the iteration functionality it also allows 24 * resetting the iterator back to the beginning and provides for an explicit {@link #close()} 25 * method to indicate that the iterator is no longer needed and that its resources 26 * can be released. 27 */ 28 public interface EntityIterator extends Iterator<Entity> { 29 /** 30 * Reset the iterator back to the beginning. 31 */ 32 public void reset(); 33 34 /** 35 * Indicates that this iterator is no longer needed and that any associated resources 36 * may be released (such as a SQLite cursor). 37 */ 38 public void close(); 39 } 40
