1 /* 2 * Copyright (C) 2007 The Guava Authors 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.google.common.io; 18 19 import java.io.IOException; 20 21 /** 22 * A factory for readable streams of bytes or characters. 23 * 24 * @author Chris Nokleberg 25 * @since 1.0 26 * @deprecated For {@code InputSupplier<? extends InputStream>}, use 27 * {@link ByteSource} instead. For {@code InputSupplier<? extends Reader>}, 28 * use {@link CharSource}. Implementations of {@code InputSupplier} that 29 * don't fall into one of those categories do not benefit from any of the 30 * methods in {@code common.io} and should use a different interface. This 31 * interface is scheduled for removal in June 2015. 32 */ 33 @Deprecated 34 public interface InputSupplier<T> { 35 36 /** 37 * Returns an object that encapsulates a readable resource. 38 * <p> 39 * Like {@link Iterable#iterator}, this method may be called repeatedly to 40 * get independent channels to the same underlying resource. 41 * <p> 42 * Where the channel maintains a position within the resource, moving that 43 * cursor within one channel should not affect the starting position of 44 * channels returned by other calls. 45 */ getInput()46 T getInput() throws IOException; 47 } 48