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A driver for DataStax Enterprise (DSE) and Apache Cassandra 1.2+ clusters that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's binary protocol, supporting DSE-specific features such as geospatial types, DSE Graph and DSE authentication.

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/*
 * Copyright DataStax, Inc.
 *
 * This software can be used solely with DataStax Enterprise. Please consult the license at
 * http://www.datastax.com/terms/datastax-dse-driver-license-terms
 */
package com.datastax.driver.core;

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

/**
 * {@link RemoteEndpointAwareSSLOptions} 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.
 *
 * @see JAVA-1364
 * @since 3.2.0
 */
@SuppressWarnings("deprecation")
public class RemoteEndpointAwareNettySSLOptions extends NettySSLOptions
    implements RemoteEndpointAwareSSLOptions {

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

  @Override
  public SslHandler newSSLHandler(SocketChannel channel) {
    throw new AssertionError(
        "This class implements RemoteEndpointAwareSSLOptions, this method should not be called");
  }

  @Override
  public SslHandler newSSLHandler(SocketChannel channel, InetSocketAddress remoteEndpoint) {
    return context.newHandler(
        channel.alloc(), remoteEndpoint.getHostName(), remoteEndpoint.getPort());
  }
}