/*
* Copyright (c) 2010-2013 Evolveum
*
* 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 com.evolveum.midpoint.repo.sql.data.common;
import com.evolveum.midpoint.prism.PrismContext;
import com.evolveum.midpoint.repo.sql.data.common.id.RObjectReferenceId;
import com.evolveum.midpoint.repo.sql.data.common.other.RObjectType;
import com.evolveum.midpoint.repo.sql.data.common.other.RReferenceOwner;
import com.evolveum.midpoint.repo.sql.query.definition.JaxbType;
import com.evolveum.midpoint.repo.sql.query2.definition.NotQueryable;
import com.evolveum.midpoint.repo.sql.util.ClassMapper;
import com.evolveum.midpoint.repo.sql.util.MidPointSingleTablePersister;
import com.evolveum.midpoint.repo.sql.util.RUtil;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectReferenceType;
import org.apache.commons.lang.Validate;
import org.hibernate.annotations.ForeignKey;
import org.hibernate.annotations.NotFound;
import org.hibernate.annotations.NotFoundAction;
import org.hibernate.annotations.Persister;
import javax.persistence.*;
import static com.evolveum.midpoint.repo.sql.util.RUtil.qnameToString;
import static com.evolveum.midpoint.schema.util.ObjectTypeUtil.normalizeRelation;
/**
* @author lazyman
*/
@JaxbType(type = ObjectReferenceType.class)
@Entity
@IdClass(RObjectReferenceId.class)
@Table(name = "m_reference", indexes = {
@javax.persistence.Index(name = "iReferenceTargetOid", columnList = "targetOid")
})
@Persister(impl = MidPointSingleTablePersister.class)
public class RObjectReference<T extends RObject> implements ObjectReference {
public static final String REFERENCE_TYPE = "reference_type";
public static final String F_OWNER = "owner";
private RReferenceOwner referenceType;
//owner
private RObject owner;
private String ownerOid;
//other primary key fields
private String targetOid;
private String relation;
private RObjectType type;
private T target;
public RObjectReference() {
}
@ForeignKey(name = "fk_reference_owner")
@MapsId("owner")
@ManyToOne(fetch = FetchType.LAZY)
@NotQueryable
public RObject getOwner() {
return owner;
}
@Id
@Column(name = "owner_oid", length = RUtil.COLUMN_LENGTH_OID)
@NotQueryable
public String getOwnerOid() {
if (ownerOid == null && owner != null) {
ownerOid = owner.getOid();
}
return ownerOid;
}
//@MapsId("target")
@ForeignKey(name="none")
@ManyToOne(fetch = FetchType.LAZY, optional = true, targetEntity = RObject.class)
@JoinColumn(referencedColumnName = "oid", updatable = false, insertable = false, nullable = true)
@NotFound(action = NotFoundAction.IGNORE)
@NotQueryable
public T getTarget() {
return target;
}
@Id
@Column(name = "targetOid", length = RUtil.COLUMN_LENGTH_OID)
@Override
public String getTargetOid() {
return targetOid;
}
@Id
@Column(name = "relation", length = RUtil.COLUMN_LENGTH_QNAME)
public String getRelation() {
return relation;
}
@Id
@Column(name = REFERENCE_TYPE, nullable = false)
public RReferenceOwner getReferenceType() {
return referenceType;
}
public void setReferenceType(RReferenceOwner referenceType) {
this.referenceType = referenceType;
}
/**
* Represents {@link javax.xml.namespace.QName} type attribute in reference e.g.
* {@link com.evolveum.midpoint.xml.ns._public.common.common_3.UserType} represented
* as enum {@link com.evolveum.midpoint.repo.sql.data.common.other.RObjectType#USER}
*
* @return null if not defined, otherwise value from {@link com.evolveum.midpoint.repo.sql.data.common.other.RObjectType} enum
*/
@Column(name = "targetType")
@Enumerated(EnumType.ORDINAL)
@Override
public RObjectType getType() {
return type;
}
public void setOwner(RObject owner) {
this.owner = owner;
}
public void setOwnerOid(String ownerOid) {
this.ownerOid = ownerOid;
}
@Override
public void setRelation(String relation) {
this.relation = relation;
}
public void setTarget(T target) { // shouldn't be called
this.target = target;
}
@Override
public void setTargetOid(String targetOid) {
this.targetOid = targetOid;
}
@Override
public void setType(RObjectType type) {
this.type = type;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
RObjectReference ref = (RObjectReference) o;
if (targetOid != null ? !targetOid.equals(ref.targetOid) : ref.targetOid != null) return false;
if (type != ref.type) return false;
return true;
}
@Override
public int hashCode() {
int result = targetOid != null ? targetOid.hashCode() : 0;
result = 31 * result + (type != null ? type.hashCode() : 0);
result = 31 * result + (relation != null ? relation.hashCode() : 0);
return result;
}
public static void copyToJAXB(RObjectReference repo, ObjectReferenceType jaxb) {
Validate.notNull(repo, "Repo object must not be null.");
Validate.notNull(jaxb, "JAXB object must not be null.");
jaxb.setType(ClassMapper.getQNameForHQLType(repo.getType()));
jaxb.setOid(repo.getTargetOid());
jaxb.setRelation(RUtil.stringToQName(repo.getRelation()));
}
public static void copyFromJAXB(ObjectReferenceType jaxb, ObjectReference repo) {
Validate.notNull(repo, "Repo object must not be null.");
Validate.notNull(jaxb, "JAXB object must not be null.");
Validate.notEmpty(jaxb.getOid(), "Target oid must not be null.");
repo.setType(ClassMapper.getHQLTypeForQName(jaxb.getType()));
repo.setRelation(qnameToString(normalizeRelation(jaxb.getRelation())));
repo.setTargetOid(jaxb.getOid());
}
public ObjectReferenceType toJAXB(PrismContext prismContext) {
ObjectReferenceType ref = new ObjectReferenceType();
copyToJAXB(this, ref);
return ref;
}
}