TransportContext.java

/*
 * Copyright 2014-2016 CyberVision, 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 org.kaaproject.kaa.server.transport;

import org.kaaproject.kaa.server.transport.message.MessageHandler;

import java.security.PublicKey;

/**
 * Provides a context for transport initialization parameters and {@link MessageHandler}.
 *
 * @author Andrew Shvayka
 */
public class TransportContext {

  private final TransportProperties commonProperties;
  private final PublicKey serverKey;
  private final MessageHandler handler;

  /**
   * Create new instance of <code>TransportContext</code>.
   *
   * @param commonProperties contain properties
   * @param serverKey is server key
   * @param handler is handler
   */
  public TransportContext(
          TransportProperties commonProperties,
          PublicKey serverKey,
          MessageHandler handler
  ) {
    super();
    this.commonProperties = commonProperties;
    this.serverKey = serverKey;
    this.handler = handler;
  }

  public TransportContext(TransportContext other) {
    this(other.getCommonProperties(), other.getServerKey(), other.getHandler());
  }

  public TransportProperties getCommonProperties() {
    return commonProperties;
  }

  /**
   * Returns {@link PublicKey} that is used during the encoding/decoding
   * of the messages that are dispatched by this {@link Transport}.
   *
   * @return the public key
   */
  public PublicKey getServerKey() {
    return serverKey;
  }

  /**
   * Returns {@link MessageHandler} for this {@link Transport}.
   *
   * @return the message handler
   */
  public MessageHandler getHandler() {
    return handler;
  }
}