1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.io; 18 19 import java.io.IOException; 20 import java.nio.channels.SelectionKey; 21 import java.nio.channels.Selector; 22 import java.nio.channels.spi.SelectorProvider; 23 import java.util.Set; 24 25 /** 26 * Extends {@link Selector} with no-ops for testing. 27 * 28 */ 29 public class SelectorAdapter extends Selector { 30 31 @Override close()32 public void close() throws IOException { 33 } 34 35 @Override isOpen()36 public boolean isOpen() { 37 return false; 38 } 39 40 @Override keys()41 public Set<SelectionKey> keys() { 42 return null; 43 } 44 45 @Override provider()46 public SelectorProvider provider() { 47 return null; 48 } 49 50 @Override select()51 public int select() throws IOException { 52 return 0; 53 } 54 55 @Override select(final long timeout)56 public int select(final long timeout) throws IOException { 57 return 0; 58 } 59 60 @Override selectedKeys()61 public Set<SelectionKey> selectedKeys() { 62 return null; 63 } 64 65 @Override selectNow()66 public int selectNow() throws IOException { 67 return 0; 68 } 69 70 @Override wakeup()71 public Selector wakeup() { 72 return null; 73 } 74 75 } 76