CassandraEndpointUser.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 static org.kaaproject.kaa.server.common.dao.DaoConstants.OPT_LOCK;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.CassandraDaoUtil.parseId;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_ACCESS_TOKEN_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_COLUMN_FAMILY_NAME;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_ENDPOINT_IDS_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_EXTERNAL_ID_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_TENANT_ID_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_USERNAME_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.EP_USER_USER_ID_PROPERTY;
import static org.kaaproject.kaa.server.common.nosql.cassandra.dao.model.CassandraModelConstants.KEY_DELIMITER;

import com.datastax.driver.mapping.annotations.ClusteringColumn;
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.EndpointUserDto;
import org.kaaproject.kaa.server.common.dao.model.EndpointUser;

import java.io.Serializable;
import java.util.List;

@Table(name = EP_USER_COLUMN_FAMILY_NAME)
public final class CassandraEndpointUser implements EndpointUser, Serializable {

  @Transient
  private static final long serialVersionUID = 3766947955702551264L;

  @PartitionKey
  @Column(name = EP_USER_EXTERNAL_ID_PROPERTY)
  private String externalId;
  @ClusteringColumn
  @Column(name = EP_USER_TENANT_ID_PROPERTY)
  private String tenantId;

  @Column(name = EP_USER_USER_ID_PROPERTY)
  private String id;
  @Column(name = EP_USER_USERNAME_PROPERTY)
  private String username;

  @Column(name = EP_USER_ACCESS_TOKEN_PROPERTY)
  private String accessToken;
  @Column(name = EP_USER_ENDPOINT_IDS_PROPERTY)
  private List<String> endpointIds;

  @Column(name = OPT_LOCK)
  private Long version;

  public CassandraEndpointUser() {
  }

  /**
   * Create new instance of <code>CassandraTopicListEntry</code>.
   *
   * @param id string that consist of external id and tenant id, parse this string, get ids values
   *           and assign these values on fields <code>externalId</code> and <code>tenantId</code>
   */
  public CassandraEndpointUser(String id) {
    String[] columns = parseId(id);
    if (columns.length == 2) {
      externalId = columns[0];
      tenantId = columns[1];
    }
  }


  /**
   * Create new instance of <code>CassandraEndpointUser</code>.
   *
   * @param dto data transfer object contain data that
   *            assign on fields of new instance
   */
  public CassandraEndpointUser(EndpointUserDto dto) {
    this.id = dto.getId();
    this.username = dto.getUsername();
    this.externalId = dto.getExternalId();
    this.tenantId = dto.getTenantId();
    this.accessToken = dto.getAccessToken();
    this.endpointIds = dto.getEndpointIds();
    this.version = dto.getVersion();
  }

  public String getId() {
    return id;
  }

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

  public String getUsername() {
    return username;
  }

  public void setUsername(String username) {
    this.username = username;
  }

  public String getExternalId() {
    return externalId;
  }

  public void setExternalId(String externalId) {
    this.externalId = externalId;
  }

  public String getTenantId() {
    return tenantId;
  }

  public void setTenantId(String tenantId) {
    this.tenantId = tenantId;
  }

  public String getAccessToken() {
    return accessToken;
  }

  public void setAccessToken(String accessToken) {
    this.accessToken = accessToken;
  }

  public List<String> getEndpointIds() {
    return endpointIds;
  }

  public void setEndpointIds(List<String> endpointIds) {
    this.endpointIds = endpointIds;
  }

  @Override
  public Long getVersion() {
    return version;
  }

  @Override
  public void setVersion(Long version) {
    this.version = version;
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((externalId == null) ? 0 : externalId.hashCode());
    result = prime * result + ((tenantId == null) ? 0 : tenantId.hashCode());
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    CassandraEndpointUser other = (CassandraEndpointUser) obj;
    if (externalId == null) {
      if (other.externalId != null) {
        return false;
      }
    } else if (!externalId.equals(other.externalId)) {
      return false;
    }
    if (tenantId == null) {
      if (other.tenantId != null) {
        return false;
      }
    } else if (!tenantId.equals(other.tenantId)) {
      return false;
    }
    return true;
  }

  @Override
  public String toString() {
    return "EndpointUser [id=" + id + ", username=" + username + ", externalId="
        + externalId + ", tenantId=" + tenantId + ", accessToken=" + accessToken
        + ", endpointIds=" + endpointIds + "]";
  }

  @Override
  public EndpointUserDto toDto() {
    EndpointUserDto dto = new EndpointUserDto();
    dto.setId(id);
    dto.setUsername(username);
    dto.setExternalId(externalId);
    dto.setTenantId(tenantId);
    dto.setAccessToken(accessToken);
    dto.setEndpointIds(endpointIds);
    dto.setVersion(version);
    return dto;
  }

  /**
   * Generate new id and assign value on field <code>id</code>, generate id with concatenation
   * <code>externalId</code> and <code>tenantId</code>.
   *
   * @return generated id and assign it's value on field <code>id</code>
   */
  public String generateId() {
    if (isBlank(id)) {
      id = externalId + KEY_DELIMITER + tenantId;
    }
    return id;
  }
}