| 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; |
| } |
| |
| } |