/**
 * Logback: the reliable, generic, fast and flexible logging framework.
 * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
 *
 * This program and the accompanying materials are dual-licensed under
 * either the terms of the Eclipse Public License v1.0 as published by
 * the Eclipse Foundation
 *
 *   or (per the licensee's choosing)
 *
 * under the terms of the GNU Lesser General Public License version 2.1
 * as published by the Free Software Foundation.
 */
package ch.qos.logback.classic.net.server;

import javax.net.ServerSocketFactory;
import javax.net.ssl.SSLContext;

import ch.qos.logback.core.net.ssl.ConfigurableSSLServerSocketFactory;
import ch.qos.logback.core.net.ssl.SSLComponent;
import ch.qos.logback.core.net.ssl.SSLConfiguration;
import ch.qos.logback.core.net.ssl.SSLParametersConfiguration;

/**
 * A {@link ServerSocketReceiver} that supports SSL.
 *
 * @author Carl Harris
 */
public class SSLServerSocketReceiver extends ServerSocketReceiver 
    implements SSLComponent {

  private SSLConfiguration ssl;
  private ServerSocketFactory socketFactory;
  
  /**
   * {@inheritDoc}
   */
  @Override
  protected ServerSocketFactory getServerSocketFactory() throws Exception {
    if (socketFactory == null) {
      SSLContext sslContext = getSsl().createContext(this);
      SSLParametersConfiguration parameters = getSsl().getParameters();
      parameters.setContext(getContext());
      socketFactory = new ConfigurableSSLServerSocketFactory(
        parameters, sslContext.getServerSocketFactory());
    }
    return socketFactory;
  }

  /**
   * Gets the server's SSL configuration.
   * @return SSL configuration; if no SSL configuration was provided
   *    a default configuration is returned
   */
  public SSLConfiguration getSsl() {
    if (ssl == null) {
      ssl = new SSLConfiguration();
    }
    return ssl;
  }

  /**
   * Gets the server's SSL configuration.
   * @param ssl the SSL configuration to set.
   */
  public void setSsl(SSLConfiguration ssl) {
    this.ssl = ssl;
  }

}
