package ca.uhn.fhir.jpa.entity;

/*
 * #%L
 * HAPI FHIR JPA Server
 * %%
 * Copyright (C) 2014 - 2017 University Health Network
 * %%
 * 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.
 * #L%
 */

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.ForeignKey;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.OneToOne;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;

//@formatter:off
@Table(name="TRM_CODESYSTEM", uniqueConstraints= {
	@UniqueConstraint(name="IDX_CS_CODESYSTEM", columnNames= {"CODE_SYSTEM_URI"})
})
@Entity()
//@formatter:on
public class TermCodeSystem implements Serializable {
	private static final long serialVersionUID = 1L;

	@Column(name="CODE_SYSTEM_URI", nullable=false)
	private String myCodeSystemUri;

	@OneToOne()
	@JoinColumn(name="CURRENT_VERSION_PID", referencedColumnName="PID", nullable=true, foreignKey=@ForeignKey(name="FK_TRMCODESYSTEM_CURVER"))
	private TermCodeSystemVersion myCurrentVersion;
	
	@Id()
	@SequenceGenerator(name = "SEQ_CODESYSTEM_PID", sequenceName = "SEQ_CODESYSTEM_PID")
	@GeneratedValue(strategy=GenerationType.AUTO, generator="SEQ_CODESYSTEM_PID")
	@Column(name = "PID")
	private Long myPid;

	@OneToOne()
	@JoinColumn(name = "RES_ID", referencedColumnName = "RES_ID", nullable = false, updatable = false, foreignKey=@ForeignKey(name="FK_TRMCODESYSTEM_RES"))
	private ResourceTable myResource;

	@Column(name = "RES_ID", insertable=false, updatable=false)
	private Long myResourcePid;

	public String getCodeSystemUri() {
		return myCodeSystemUri;
	}

	public TermCodeSystemVersion getCurrentVersion() {
		return myCurrentVersion;
	}

	public ResourceTable getResource() {
		return myResource;
	}

	public void setCodeSystemUri(String theCodeSystemUri) {
		myCodeSystemUri = theCodeSystemUri;
	}

	public void setCurrentVersion(TermCodeSystemVersion theCurrentVersion) {
		myCurrentVersion = theCurrentVersion;
	}

	public void setResource(ResourceTable theResource) {
		myResource = theResource;
	}
}