CassandraEndpointRegistration.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.apache.commons.lang.StringUtils.isBlank;

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.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.kaaproject.kaa.common.dto.credentials.EndpointRegistrationDto;
import org.kaaproject.kaa.server.common.dao.model.EndpointRegistration;

import java.io.Serializable;

/**
 * @author Bohdan Khablenko
 * @since v0.9.0
 */
@Table(name = CassandraModelConstants.EP_REGISTRATION_COLUMN_FAMILY_NAME)
public final class CassandraEndpointRegistration implements EndpointRegistration, Serializable {

  @Transient
  private static final long serialVersionUID = 1000L;

  @Transient
  private static final String[] EXCLUDE_FIELDS = {"id"};

  @Column(name = CassandraModelConstants.EP_REGISTRATION_ID_PROPERTY)
  private String id;

  @Column(name = CassandraModelConstants.EP_REGISTRATION_APPLICATION_ID_PROPERTY)
  private String applicationId;

  @PartitionKey
  @Column(name = CassandraModelConstants.EP_REGISTRATION_CREDENTIALS_ID_PROPERTY)
  private String credentialsId;

  @Column(name = CassandraModelConstants.EP_REGISTRATION_ENDPOINT_ID_PROPERTY)
  private String endpointId;

  @Column(name = CassandraModelConstants.EP_REGISTRATION_SERVER_PROFILE_VERSION_PROPERTY)
  private Integer serverProfileVersion;

  @Column(name = CassandraModelConstants.EP_REGISTRATION_SERVER_PROFILE_BODY_PROPERTY)
  private String serverProfileBody;

  public CassandraEndpointRegistration() {
  }

  /**
   * Create new instance of <code>CassandraTopicListEntry</code>.
   *
   * @param endpointRegistrationInfo is data transfer object contain data that
   *            assign on fields of new instance
   */
  public CassandraEndpointRegistration(EndpointRegistrationDto endpointRegistrationInfo) {
    this.id = endpointRegistrationInfo.getId();
    this.applicationId = endpointRegistrationInfo.getApplicationId();
    this.endpointId = endpointRegistrationInfo.getEndpointId();
    this.credentialsId = endpointRegistrationInfo.getCredentialsId();
    this.serverProfileVersion = endpointRegistrationInfo.getServerProfileVersion();
    this.serverProfileBody = endpointRegistrationInfo.getServerProfileBody();
  }

  @Override
  public String getId() {
    return this.id;
  }

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

  @Override
  public String getApplicationId() {
    return this.applicationId;
  }

  public void setApplicationId(String applicationId) {
    this.applicationId = applicationId;
  }

  @Override
  public String getEndpointId() {
    return this.endpointId;
  }

  public void setEndpointId(String endpointId) {
    this.endpointId = endpointId;
  }

  @Override
  public String getCredentialsId() {
    return this.credentialsId;
  }

  public void setCredentialsId(String credentialsId) {
    this.credentialsId = credentialsId;
  }

  @Override
  public Integer getServerProfileVersion() {
    return this.serverProfileVersion;
  }

  public void setServerProfileVersion(Integer serverProfileVersion) {
    this.serverProfileVersion = serverProfileVersion;
  }

  @Override
  public String getServerProfileBody() {
    return this.serverProfileBody;
  }

  public void setServerProfileBody(String serverProfileBody) {
    this.serverProfileBody = serverProfileBody;
  }

  @Override
  public EndpointRegistrationDto toDto() {
    EndpointRegistrationDto endpointRegistrationInfo = new EndpointRegistrationDto();
    endpointRegistrationInfo.setId(this.id);
    endpointRegistrationInfo.setApplicationId(this.applicationId);
    endpointRegistrationInfo.setEndpointId(this.endpointId);
    endpointRegistrationInfo.setCredentialsId(this.credentialsId);
    endpointRegistrationInfo.setServerProfileVersion(this.serverProfileVersion);
    endpointRegistrationInfo.setServerProfileBody(this.serverProfileBody);
    return endpointRegistrationInfo;
  }

  @Override
  public int hashCode() {
    return HashCodeBuilder.reflectionHashCode(this, CassandraEndpointRegistration.EXCLUDE_FIELDS);
  }

  @Override
  public boolean equals(Object other) {
    return EqualsBuilder.reflectionEquals(
        this, other, CassandraEndpointRegistration.EXCLUDE_FIELDS);
  }

  @Override
  public String toString() {
    return ToStringBuilder.reflectionToString(this, ToStringStyle.SHORT_PREFIX_STYLE);
  }

  /**
   * Generate id using field <code>credentialsId</code> and assign result on field <code>id</code>.
   *
   * @return id
   */
  public String generateId() {
    if (isBlank(id)) {
      id = credentialsId;
    }
    return id;
  }
}