CassandraEndpointConfiguration.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.common.nosql.cassandra.dao.model;

import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.CassandraDaoUtil.getByteBuffer;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.CassandraDaoUtil.getBytes;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.ENDPOINT_CONFIGURATION_COLUMN_FAMILY_NAME;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.ENDPOINT_CONFIGURATION_CONF_HASH_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.ENDPOINT_CONFIGURATION_CONF_ID_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.ENDPOINT_CONFIGURATION_CONF_PROPERTY;

import com.datastax.driver.mapping.annotations.Column;
import com.datastax.driver.mapping.annotations.PartitionKey;
import com.datastax.driver.mapping.annotations.Table;
import com.datastax.driver.mapping.annotations.Transient;

import org.kaaproject.kaa.common.dto.EndpointConfigurationDto;
import org.kaaproject.kaa.server.common.dao.model.EndpointConfiguration;
import org.kaaproject.kaa.server.common.utils.Utils;

import java.io.Serializable;
import java.nio.ByteBuffer;


@Table(name = ENDPOINT_CONFIGURATION_COLUMN_FAMILY_NAME)
public final class CassandraEndpointConfiguration implements EndpointConfiguration, Serializable {

  @Transient
  private static final long serialVersionUID = -5682011223088285599L;

  @PartitionKey
  @Column(name = ENDPOINT_CONFIGURATION_CONF_HASH_PROPERTY)
  private ByteBuffer configurationHash;
  @Column(name = ENDPOINT_CONFIGURATION_CONF_PROPERTY)
  private ByteBuffer configuration;
  @Column(name = ENDPOINT_CONFIGURATION_CONF_ID_PROPERTY)
  private String id;

  public CassandraEndpointConfiguration() {
  }

  public CassandraEndpointConfiguration(EndpointConfigurationDto dto) {
    this.configuration = getByteBuffer(dto.getConfiguration());
    this.configurationHash = getByteBuffer(dto.getConfigurationHash());
  }

  public ByteBuffer getConfigurationHash() {
    return configurationHash;
  }

  public void setConfigurationHash(ByteBuffer configurationHash) {
    this.configurationHash = configurationHash;
  }

  public ByteBuffer getConfiguration() {
    return configuration;
  }

  public void setConfiguration(ByteBuffer configuration) {
    this.configuration = configuration;
  }

  public String getId() {
    return id;
  }

  public void setId(String id) {
    this.id = id;
  }

  @Override
  public boolean equals(Object object) {
    if (this == object) {
      return true;
    }
    if (object == null || getClass() != object.getClass()) {
      return false;
    }

    CassandraEndpointConfiguration that = (CassandraEndpointConfiguration) object;

    if (configuration != null
        ? !configuration.equals(that.configuration)
        : that.configuration != null) {
      return false;
    }
    if (configurationHash != null
        ? !configurationHash.equals(that.configurationHash)
        : that.configurationHash != null) {
      return false;
    }

    if (id != null ? !id.equals(that.id) : that.id != null) {
      return false;
    }

    return true;
  }

  @Override
  public int hashCode() {
    int result = configurationHash != null ? configurationHash.hashCode() : 0;
    result = 31 * result + (configuration != null ? configuration.hashCode() : 0);
    result = 31 * result + (id != null ? id.hashCode() : 0);
    return result;
  }

  @Override
  public String toString() {
    return "EndpointConfiguration{"
        + "configurationHash=" + Utils.encodeHexString(configurationHash)
        + ", configuration=" + Utils.encodeHexString(configuration)
        + '}';
  }

  @Override
  public EndpointConfigurationDto toDto() {
    EndpointConfigurationDto dto = new EndpointConfigurationDto();
    dto.setConfiguration(getBytes(configuration));
    dto.setConfigurationHash(getBytes(configurationHash));
    return dto;
  }
}