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/*
* 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 nginx.unit.websocket;
import java.nio.ByteBuffer;
import java.nio.channels.CompletionHandler;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.SSLException;
/**
* This is a wrapper for a {@link java.nio.channels.AsynchronousSocketChannel}
* that limits the methods available thereby simplifying the process of
* implementing SSL/TLS support since there are fewer methods to intercept.
*/
public interface AsyncChannelWrapper {
Future<Integer> read(ByteBuffer dst);
<B,A extends B> void read(ByteBuffer dst, A attachment,
CompletionHandler<Integer,B> handler);
Future<Integer> write(ByteBuffer src);
<B,A extends B> void write(ByteBuffer[] srcs, int offset, int length,
long timeout, TimeUnit unit, A attachment,
CompletionHandler<Long,B> handler);
void close();
Future<Void> handshake() throws SSLException;
}
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