| /* |
| * 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.onlab.nio; |
| |
| import java.io.IOException; |
| import java.nio.channels.SelectionKey; |
| import java.nio.channels.Selector; |
| import java.nio.channels.spi.AbstractSelectableChannel; |
| import java.nio.channels.spi.AbstractSelector; |
| import java.util.Set; |
| |
| /** |
| * A selector instrumented for unit tests. |
| */ |
| public class MockSelector extends AbstractSelector { |
| |
| int wakeUpCount = 0; |
| |
| /** |
| * Creates a mock selector, specifying null as the SelectorProvider. |
| */ |
| public MockSelector() { |
| super(null); |
| } |
| |
| @Override |
| public String toString() { |
| return "{MockSelector: wake=" + wakeUpCount + "}"; |
| } |
| |
| @Override |
| protected void implCloseSelector() throws IOException { |
| } |
| |
| @Override |
| protected SelectionKey register(AbstractSelectableChannel ch, int ops, |
| Object att) { |
| return null; |
| } |
| |
| @Override |
| public Set<SelectionKey> keys() { |
| return null; |
| } |
| |
| @Override |
| public Set<SelectionKey> selectedKeys() { |
| return null; |
| } |
| |
| @Override |
| public int selectNow() throws IOException { |
| return 0; |
| } |
| |
| @Override |
| public int select(long timeout) throws IOException { |
| return 0; |
| } |
| |
| @Override |
| public int select() throws IOException { |
| return 0; |
| } |
| |
| @Override |
| public Selector wakeup() { |
| wakeUpCount++; |
| return null; |
| } |
| |
| } |