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/*
* Copyright 2015 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.service;
import java.io.IOException;
import java.nio.channels.ByteChannel;
import java.nio.channels.SelectionKey;
import java.util.List;
import java.util.function.Consumer;
import org.onlab.nio.IOLoop;
import org.onlab.nio.MessageStream;
/**
* IOLoop for transporting DefaultMessages.
*/
public class DefaultIOLoop extends IOLoop<DefaultMessage, DefaultMessageStream> {
public static final int SELECT_TIMEOUT_MILLIS = 500;
private static final int MAX_IDLE_TIMEOUT_MILLIS = 1000;
private static final int BUFFER_SIZE = 1024 * 1024;
private final Consumer<DefaultMessage> consumer;
public DefaultIOLoop(Consumer<DefaultMessage> consumer) throws IOException {
this(SELECT_TIMEOUT_MILLIS, consumer);
}
public DefaultIOLoop(long timeout, Consumer<DefaultMessage> consumer) throws IOException {
super(timeout);
this.consumer = consumer;
}
@Override
protected DefaultMessageStream createStream(ByteChannel byteChannel) {
return new DefaultMessageStream(this, byteChannel, BUFFER_SIZE, MAX_IDLE_TIMEOUT_MILLIS);
}
@Override
protected void processMessages(List<DefaultMessage> messages, MessageStream<DefaultMessage> stream) {
messages.forEach(consumer);
}
@Override
protected void connect(SelectionKey key) throws IOException {
DefaultMessageStream stream = (DefaultMessageStream) key.attachment();
try {
super.connect(key);
stream.connected();
} catch (Exception e) {
stream.connectFailed(e);
}
}
}
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