User.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.dao.model.sql;

import static org.kaaproject.kaa.server.common.dao.DaoConstants.USER_AUTHORITY;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.USER_EXTERNAL_UID;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.USER_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.USER_TABLE_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.USER_TENANT_ID;
import static org.kaaproject.kaa.server.common.dao.model.sql.ModelUtils.getLongId;

import org.hibernate.annotations.OnDelete;
import org.hibernate.annotations.OnDeleteAction;
import org.kaaproject.kaa.common.dto.KaaAuthorityDto;
import org.kaaproject.kaa.common.dto.UserDto;

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;

@Entity
@Table(name = USER_TABLE_NAME,
    uniqueConstraints = @UniqueConstraint(columnNames = {USER_TENANT_ID, USER_EXTERNAL_UID}))
public class User extends GenericModel<UserDto> implements Serializable {

  private static final long serialVersionUID = -6651349022301623429L;

  @Column(name = USER_NAME)
  private String username;

  @Column(name = USER_EXTERNAL_UID)
  private String externalUid;

  @ManyToOne
  @JoinColumn(name = USER_TENANT_ID, nullable = false)
  @OnDelete(action = OnDeleteAction.CASCADE)
  private Tenant tenant;

  @Column(name = USER_AUTHORITY)
  @Enumerated(EnumType.STRING)
  private KaaAuthorityDto authority;

  public User() {
  }

  public User(Long id) {
    this.id = id;
  }

  /**
   * Instantiates new user.
   */
  public User(UserDto dto) {
    if (dto != null) {
      this.id = getLongId(dto);
      this.username = dto.getUsername();
      this.externalUid = dto.getExternalUid();
      this.authority = dto.getAuthority();
      Long tenantId = getLongId(dto.getTenantId());
      this.tenant = tenantId != null ? new Tenant(tenantId) : null;
    }
  }

  public String getUsername() {
    return username;
  }

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

  public String getExternalUid() {
    return externalUid;
  }

  public void setExternalUid(String externalUid) {
    this.externalUid = externalUid;
  }

  public Tenant getTenant() {
    return tenant;
  }

  public void setTenant(Tenant tenant) {
    this.tenant = tenant;
  }

  public KaaAuthorityDto getAuthority() {
    return authority;
  }

  public void setAuthority(KaaAuthorityDto authority) {
    this.authority = authority;
  }

  @Override
  public String toString() {
    return "User [username=" + username + ", externalUid=" + externalUid + ", authority="
           + authority + ", id=" + id + "]";
  }

  @Override
  protected UserDto createDto() {
    return new UserDto();
  }

  @Override
  protected GenericModel<UserDto> newInstance(Long id) {
    return new User(id);
  }

  @Override
  public UserDto toDto() {
    UserDto dto = createDto();
    dto.setId(getStringId());
    dto.setUsername(username);
    dto.setExternalUid(externalUid);
    dto.setTenantId(ModelUtils.getStringId(tenant));
    dto.setAuthority(authority);
    return dto;
  }

  @Override
  public int hashCode() {
    final int prime = 45;
    int result = 1;
    result = prime * result + ((id == null) ? 0 : id.hashCode());
    result = prime * result + ((username == null) ? 0 : username.hashCode());
    result = prime * result + ((externalUid == null) ? 0 : externalUid.hashCode());
    result = prime * result + ((tenant == null) ? 0 : tenant.hashCode());
    result = prime * result + ((authority == null) ? 0 : authority.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;
    }
    User other = (User) obj;
    if (id == null) {
      if (other.id != null) {
        return false;
      }
    } else if (!id.equals(other.id)) {
      return false;
    }
    if (username == null) {
      if (other.username != null) {
        return false;
      }
    } else if (!username.equals(other.username)) {
      return false;
    }
    if (externalUid == null) {
      if (other.externalUid != null) {
        return false;
      }
    } else if (!externalUid.equals(other.externalUid)) {
      return false;
    }
    if (tenant == null) {
      if (other.tenant != null) {
        return false;
      }
    } else if (!tenant.equals(other.tenant)) {
      return false;
    }
    if (authority == null) {
      if (other.authority != null) {
        return false;
      }
    } else if (!authority.equals(other.authority)) {
      return false;
    }
    return true;
  }
}