1 /* 2 * Copyright (C) 2013 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 com.android.multidex; 18 19 import java.io.IOException; 20 import java.io.InputStream; 21 22 /** 23 * An element of the class path in which class files can be found. 24 */ 25 interface ClassPathElement { 26 27 char SEPARATOR_CHAR = '/'; 28 29 /** 30 * Open a "file" from this {@code ClassPathElement}. 31 * @param path a '/' separated relative path to the wanted file. 32 * @return an {@code InputStream} ready to read the requested file. 33 * @throws IOException if the path can not be found or if an error occurred while opening it. 34 */ open(String path)35 InputStream open(String path) throws IOException; 36 close()37 void close() throws IOException; 38 list()39 Iterable<String> list(); 40 41 } 42