/**
* Copyright (C) 2012 FuseSource, Inc.
* http://fusesource.com
*
* 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.fusesource.hawtdispatch.internal;
import java.nio.channels.SelectionKey;
import java.util.ArrayList;
/**
* @author <a href="http://hiramchirino.com">Hiram Chirino</a>
*/
final class NioAttachment {
final ArrayList<NioDispatchSource> sources = new ArrayList<NioDispatchSource>(2);
SelectionKey key;
public NioAttachment(SelectionKey key) {
this.key = key;
}
public SelectionKey key() {
return key;
}
public void selected(SelectionKey key) {
int readyOps = key.readyOps();
for(NioDispatchSource source: sources) {
int ops = source.interestOps & readyOps;
if( ops !=0 ) {
source.fire(readyOps);
}
}
}
public void cancel() {
for(NioDispatchSource source: new ArrayList<NioDispatchSource>(sources)) {
sources.remove(source);
if( source.canceled.compareAndSet(false, true) ) {
source.internal_cancel();
}
}
}
}