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A driver for Apache Cassandra 1.2+ that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's binary protocol.

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/*
 *      Copyright (C) 2012-2015 DataStax Inc.
 *
 *   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 com.datastax.driver.core;

import io.netty.channel.socket.SocketChannel;
import io.netty.handler.ssl.SslContext;
import io.netty.handler.ssl.SslHandler;

/**
 * {@link SSLOptions} implementation based on Netty's SSL context.
 * 
 * Netty has the ability to use OpenSSL if available, instead of the JDK's built-in engine. This yields better performance.
 */
public class NettySSLOptions implements SSLOptions {
    private final SslContext context;

    /**
     * Create a new instance from a given context.
     *
     * @param context the Netty context. {@code SslContextBuilder.forClient()} provides a fluent API to build it.
     */
    public NettySSLOptions(SslContext context) {
        this.context = context;
    }

    @Override
    public SslHandler newSSLHandler(SocketChannel channel) {
        return context.newHandler(channel.alloc());
    }
}