ConfigurationCacheEntry.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.operations.service.cache;

import org.kaaproject.kaa.common.hash.EndpointObjectHash;
import org.kaaproject.kaa.server.common.core.algorithms.delta.RawBinaryDelta;

import java.io.Serializable;

/**
 * The Class DeltaCacheEntry is used to model cache entry for delta calculation.
 * Contains hash object, result configuration itself and delta.
 *
 * @author ashvayka
 */
public class ConfigurationCacheEntry implements Serializable {

  /**
   * The Constant serialVersionUID.
   */
  private static final long serialVersionUID = 1L;

  /**
   * The configuration.
   */
  private final byte[] configuration;

  /**
   * The delta.
   */
  private final RawBinaryDelta delta;

  /**
   * The hash.
   */
  private final EndpointObjectHash hash;

  /**
   * User configuration hash.
   */
  private final EndpointObjectHash userConfigurationHash;

  /**
   * Endpoint specific configuration hash.
   */
  private final EndpointObjectHash epsConfigurationHash;

  /**
   * Instantiates a new delta cache entry.
   *
   * @param configuration         the configuration
   * @param delta                 the delta
   * @param hash                  the hash
   * @param userConfigurationHash the user configuration hash
   * @param epsConfigurationHash  endpoint specific configuration hash
   */
  public ConfigurationCacheEntry(byte[] configuration, RawBinaryDelta delta,
                                 EndpointObjectHash hash,
                                 EndpointObjectHash userConfigurationHash,
                                 EndpointObjectHash epsConfigurationHash) {
    super();
    this.configuration = configuration;
    this.delta = delta;
    this.hash = hash;
    this.userConfigurationHash = userConfigurationHash;
    this.epsConfigurationHash = epsConfigurationHash;
  }

  /**
   * Gets the configuration.
   *
   * @return the configuration
   */
  public byte[] getConfiguration() {
    return configuration;
  }

  /**
   * Gets the delta.
   *
   * @return the delta
   */
  public RawBinaryDelta getDelta() {
    return delta;
  }

  /**
   * Gets the hash.
   *
   * @return the hash
   */
  public EndpointObjectHash getHash() {
    return hash;
  }

  /**
   * Gets the hash.
   *
   * @return the hash
   */
  public EndpointObjectHash getUserConfigurationHash() {
    return userConfigurationHash;
  }

  /**
   * Gets the hash.
   *
   * @return the hash
   */
  public EndpointObjectHash getEpsConfigurationHash() {
    return epsConfigurationHash;
  }
}