DatasourceState.java

/*
 * Copyright (c) 2017 OBiBa. All rights reserved.
 *
 * This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.obiba.magma.datasource.hibernate.domain;

import java.util.ArrayList;
import java.util.List;

import javax.persistence.CollectionTable;
import javax.persistence.Column;
import javax.persistence.ElementCollection;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import javax.validation.constraints.NotNull;

import org.obiba.magma.Timestamps;
import org.obiba.magma.Value;
import org.obiba.magma.type.DateTimeType;

@Entity
@Table(name = "datasource", uniqueConstraints = { @UniqueConstraint(columnNames = "name") })
@SuppressWarnings("UnusedDeclaration")
public class DatasourceState extends AbstractAttributeAwareEntity implements Timestamped, org.obiba.magma.Timestamped {

  private static final long serialVersionUID = 1L;

  @Column(nullable = false)
  private String name;

  @ElementCollection // always cascaded
  @CollectionTable(name = "datasource_attributes", joinColumns = @JoinColumn(name = "datasource_id"))
  private List<AttributeState> attributes;

  public DatasourceState() { }

  public DatasourceState(String name) {
    this.name = name;
  }

  public String getName() {
    return name;
  }

  @NotNull
  @Override
  public Timestamps getTimestamps() {
    return new Timestamps() {

      @NotNull
      @Override
      public Value getLastUpdate() {
        return DateTimeType.get().valueOf(getUpdated());
      }

      @NotNull
      @Override
      public Value getCreated() {
        return DateTimeType.get().valueOf(DatasourceState.this.getCreated());
      }
    };
  }

  @Override
  public List<AttributeState> getAttributes() {
    return attributes == null ? (attributes = new ArrayList<>()) : attributes;
  }

  @Override
  public void setAttributes(List<AttributeState> attributes) {
    this.attributes = attributes;
  }
}