| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.tika.io; |
| |
| import java.io.InputStream; |
| |
| /** |
| * Closed input stream. This stream returns -1 to all attempts to read |
| * something from the stream. |
| * <p> |
| * Typically uses of this class include testing for corner cases in methods |
| * that accept input streams and acting as a sentinel value instead of a |
| * <code>null</code> input stream. |
| * |
| * @since Apache Tika 0.4, copied from Commons IO 1.4 |
| */ |
| public class ClosedInputStream extends InputStream { |
| |
| /** |
| * Returns -1 to indicate that the stream is closed. |
| * |
| * @return always -1 |
| */ |
| @Override |
| public int read() { |
| return -1; |
| } |
| |
| } |