| /* |
| * Copyright 2014 Open Networking Laboratory |
| * |
| * Licensed 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; |
| } |
| |
| } |