Application.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.APPLICATION_APPLICATION_TOKEN;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.APPLICATION_CREDENTIALS_SERVICE_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.APPLICATION_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.APPLICATION_SEQUENCE_NUMBER;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.APPLICATION_TABLE_NAME;
import static org.kaaproject.kaa.server.common.dao.DaoConstants.APPLICATION_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.ApplicationDto;

import java.io.Serializable;

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

@Entity
@Table(name = APPLICATION_TABLE_NAME, uniqueConstraints = {
        @UniqueConstraint(columnNames = {APPLICATION_TENANT_ID, APPLICATION_NAME})})
public class Application extends GenericModel<ApplicationDto> implements Serializable {

  private static final long serialVersionUID = 3402917989585810543L;

  @Column(name = APPLICATION_APPLICATION_TOKEN, unique = true)
  private String applicationToken;

  @Column(name = APPLICATION_NAME, nullable = false)
  private String name;

  @Column(name = APPLICATION_SEQUENCE_NUMBER)
  private int sequenceNumber;

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

  @Column(name = APPLICATION_CREDENTIALS_SERVICE_NAME)
  private String credentialsServiceName;

  public Application() {
  }

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

  /**
   * Create new instance of <code>Application</code>.
   * @param dto data transfer object contain data that
   *            assign on fields of new instance
   */
  public Application(ApplicationDto dto) {
    if (dto != null) {
      this.id = getLongId(dto);
      this.applicationToken = dto.getApplicationToken();
      this.name = dto.getName();
      this.sequenceNumber = dto.getSequenceNumber();
      Long tenantId = getLongId(dto.getTenantId());
      if (tenantId != null) {
        this.tenant = new Tenant(tenantId);
      }
      this.credentialsServiceName = dto.getCredentialsServiceName();
    }
  }

  public String getApplicationToken() {
    return applicationToken;
  }

  public void setApplicationToken(String applicationToken) {
    this.applicationToken = applicationToken;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public int getSequenceNumber() {
    return sequenceNumber;
  }

  public void setSequenceNumber(int sequenceNumber) {
    this.sequenceNumber = sequenceNumber;
  }

  public Tenant getTenant() {
    return tenant;
  }

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

  public String getCredentialsServiceName() {
    return credentialsServiceName;
  }

  public void setCredentialsServiceName(String credentialsServiceName) {
    this.credentialsServiceName = credentialsServiceName;
  }

  public int incrementSequenceNumber() {
    return ++sequenceNumber;
  }

  @Override
  public String toString() {
    return "Application [id=" + id
            + ", applicationToken=" + applicationToken
            + ", name=" + name
            + ", sequenceNumber=" + sequenceNumber
            + ", tenant=" + tenant
            + ", credentialsServiceName=" + credentialsServiceName + "]";
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((applicationToken == null) ? 0 : applicationToken.hashCode());
    result = prime * result + ((id == null) ? 0 : id.hashCode());
    result = prime * result + ((name == null) ? 0 : name.hashCode());
    result = prime * result + sequenceNumber;
    result = prime * result + ((tenant == null) ? 0 : tenant.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;
    }
    Application other = (Application) obj;
    if (applicationToken == null) {
      if (other.applicationToken != null) {
        return false;
      }
    } else if (!applicationToken.equals(other.applicationToken)) {
      return false;
    }
    if (id == null) {
      if (other.id != null) {
        return false;
      }
    } else if (!id.equals(other.id)) {
      return false;
    }
    if (name == null) {
      if (other.name != null) {
        return false;
      }
    } else if (!name.equals(other.name)) {
      return false;
    }
    if (sequenceNumber != other.sequenceNumber) {
      return false;
    }
    if (tenant == null) {
      if (other.tenant != null) {
        return false;
      }
    } else if (!tenant.equals(other.tenant)) {
      return false;
    }
    return true;
  }

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

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

  @Override
  public ApplicationDto toDto() {
    ApplicationDto dto = createDto();
    dto.setId(getStringId());
    dto.setApplicationToken(applicationToken);
    dto.setName(name);
    dto.setSequenceNumber(sequenceNumber);
    if (tenant != null) {
      dto.setTenantId(tenant.getStringId());
    }
    dto.setCredentialsServiceName(credentialsServiceName);
    return dto;
  }
}