Package org.hibernate.envers.tools.query

Examples of org.hibernate.envers.tools.query.QueryBuilder

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          e.revision_type != DEL AND
          e.revision = (SELECT max(e2.revision) FROM ent_ver e2 WHERE
            e2.revision <= :revision AND e2.originalId.id = e.originalId.id)
         */

        QueryBuilder maxRevQb = qb.newSubQueryBuilder(versionsEntityName, "e2");

        AuditEntitiesConfiguration verEntCfg = verCfg.getAuditEntCfg();

        String revisionPropertyPath = verEntCfg.getRevisionNumberPath();
        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        // SELECT max(e2.revision)
        maxRevQb.addProjection("max", revisionPropertyPath, false);
        // e2.revision <= :revision
        maxRevQb.getRootParameters().addWhereWithParam(revisionPropertyPath, "<=", revision);
        // e2.id = e.id
        verCfg.getEntCfg().get(entityName).getIdMapper().addIdsEqualToQuery(maxRevQb.getRootParameters(),
                "e." + originalIdPropertyName, "e2." + originalIdPropertyName);

        // e.revision_type != DEL AND
        qb.getRootParameters().addWhereWithParam(verEntCfg.getRevisionTypePropName(), "<>", RevisionType.DEL);
        // e.revision = (SELECT max(...) ...)
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            /*
             Constructing a query:
             select e from audited_ent e where e.end_rev is null and e.id = :id
             */

            QueryBuilder qb = new QueryBuilder(auditedEntityName, "e");

            // e.id = :id
            IdMapper idMapper = auditCfg.getEntCfg().get(entityName).getIdMapper();
            idMapper.addIdEqualsToQuery(qb.getRootParameters(), id, auditCfg.getAuditEntCfg().getOriginalIdPropName(), true);

            updateLastRevision(session, auditCfg, qb, id, auditedEntityName, revision);
        }

        // Save the audit data
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            /*
             Constructing a query (there are multiple id fields):
             select e from audited_middle_ent e where e.end_rev is null and e.id1 = :id1 and e.id2 = :id2 ...
             */

            QueryBuilder qb = new QueryBuilder(persistentCollectionChangeData.getEntityName(), "e");

            // Adding a parameter for each id component, except the rev number
            String originalIdPropName = auditCfg.getAuditEntCfg().getOriginalIdPropName();
            Map<String, Object> originalId = (Map<String, Object>) persistentCollectionChangeData.getData().get(
                    originalIdPropName);
            for (Map.Entry<String, Object> originalIdEntry : originalId.entrySet()) {
                if (!auditCfg.getAuditEntCfg().getRevisionFieldName().equals(originalIdEntry.getKey())) {
                    qb.getRootParameters().addWhereWithParam(originalIdPropName + "." + originalIdEntry.getKey(),
                            true, "=", originalIdEntry.getValue());
                }
            }

            updateLastRevision(session, auditCfg, qb, originalId, persistentCollectionChangeData.getEntityName(), revision);
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        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        String eeOriginalIdPropertyPath = "ee." + originalIdPropertyName;

        // SELECT new list(ee) FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, "ee");
        qb.addFrom(referencedIdData.getAuditEntityName(), "e");
        qb.addProjection("new list", "ee, e", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.id_ref_ed = e.id_ref_ed
        referencedIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                referencedIdData.getOriginalMapper(), "e." + originalIdPropertyName);
        // ee.originalId.id_ref_ing = :id_ref_ing
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, originalIdPropertyName, true);

        // (selecting e entities at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addEntityAtRevisionRestriction(globalCfg, qb, "e." + revisionPropertyPath,
            "e." + verEntCfg.getRevisionEndFieldName(), false,
            referencedIdData, revisionPropertyPath, originalIdPropertyName, "e", "e2");

        // (with ee association at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addAssociationAtRevisionRestriction(qb, revisionPropertyPath,
            verEntCfg.getRevisionEndFieldName(), true, referencingIdData, versionsMiddleEntityName,
            eeOriginalIdPropertyPath, revisionPropertyPath, originalIdPropertyName, componentDatas);

        // ee.revision_type != DEL
        rootParameters.addWhereWithNamedParam(verEntCfg.getRevisionTypePropName(), "!=", "delrevisiontype");
        // e.revision_type != DEL
        rootParameters.addWhereWithNamedParam("e." + verEntCfg.getRevisionTypePropName(), false, "!=", "delrevisiontype");

        StringBuilder sb = new StringBuilder();
        qb.build(sb, Collections.<String, Object>emptyMap());
        queryString = sb.toString();
    }
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        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        String versionsReferencedEntityName = verEntCfg.getAuditEntityName(referencedEntityName);

        // SELECT e FROM versionsEntity e
        QueryBuilder qb = new QueryBuilder(versionsReferencedEntityName, "e");
        qb.addProjection(null, "e", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // e.id_ref_ed = :id_ref_ed
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, null, true);

        // (selecting e entities at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addEntityAtRevisionRestriction(globalCfg, qb, revisionPropertyPath,
            verEntCfg.getRevisionEndFieldName(), true, referencedIdData,
        revisionPropertyPath, originalIdPropertyName, "e", "e2");

        // e.revision_type != DEL
        rootParameters.addWhereWithNamedParam(verEntCfg.getRevisionTypePropName(), false, "!=", "delrevisiontype");

        StringBuilder sb = new StringBuilder();
        qb.build(sb, Collections.<String, Object>emptyMap());
        queryString = sb.toString();
    }
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         */
        String revisionPropertyPath = verEntCfg.getRevisionNumberPath();
        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        // SELECT ee FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, "ee");
        qb.addProjection(null, "ee", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.originalId.id_ref_ing = :id_ref_ing
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, originalIdPropertyName, true);
       
        String eeOriginalIdPropertyPath = "ee." + originalIdPropertyName;

        // (with ee association at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addAssociationAtRevisionRestriction(qb, revisionPropertyPath,
             verEntCfg.getRevisionEndFieldName(), true,referencingIdData, versionsMiddleEntityName,
             eeOriginalIdPropertyPath, revisionPropertyPath, originalIdPropertyName, componentDatas);
        
        // ee.revision_type != DEL
        rootParameters.addWhereWithNamedParam(verEntCfg.getRevisionTypePropName(), "!=", "delrevisiontype");

        StringBuilder sb = new StringBuilder();
        qb.build(sb, Collections.<String, Object>emptyMap());
        queryString = sb.toString();
    }
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        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        String eeOriginalIdPropertyPath = "ee." + originalIdPropertyName;

        // SELECT new list(ee) FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, "ee");
        qb.addFrom(referencedIdData.getEntityName(), "e");
        qb.addProjection("new list", "ee, e", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.id_ref_ed = e.id_ref_ed
        referencedIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                referencedIdData.getOriginalMapper(), "e");
        // ee.originalId.id_ref_ing = :id_ref_ing
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, originalIdPropertyName, true);

        // (with ee association at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addAssociationAtRevisionRestriction(qb, revisionPropertyPath,
            verEntCfg.getRevisionEndFieldName(), true,referencingIdData, versionsMiddleEntityName,
            eeOriginalIdPropertyPath, revisionPropertyPath, originalIdPropertyName, componentDatas);

        // ee.revision_type != DEL
        rootParameters.addWhereWithNamedParam(verEntCfg.getRevisionTypePropName(), "!=", "delrevisiontype");

        StringBuilder sb = new StringBuilder();
        qb.build(sb, Collections.<String, Object>emptyMap());
        queryString = sb.toString();
    }
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        String revisionPropertyPath = verEntCfg.getRevisionNumberPath();
        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();
        String eeOriginalIdPropertyPath = "ee." + originalIdPropertyName;

        // SELECT new list(ee) FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, "ee");
        qb.addFrom(referencedIdData.getAuditEntityName(), "e");
        qb.addFrom(indexIdData.getAuditEntityName(), "f");
        qb.addProjection("new list", "ee, e, f", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.id_ref_ed = e.id_ref_ed
        referencedIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                referencedIdData.getOriginalMapper(), "e." + originalIdPropertyName);
        // ee.id_ref_ind = f.id_ref_ind
        indexIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                indexIdData.getOriginalMapper(), "f." + originalIdPropertyName);
        // ee.originalId.id_ref_ing = :id_ref_ing
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, originalIdPropertyName, true);

        // (selecting e entities at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addEntityAtRevisionRestriction(globalCfg, qb, "e." + revisionPropertyPath,
            "e." + verEntCfg.getRevisionEndFieldName(), false,
            referencedIdData, revisionPropertyPath, originalIdPropertyName, "e", "e2");
       
        // (selecting f entities at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addEntityAtRevisionRestriction(globalCfg, qb, "e." + revisionPropertyPath,
            "e." + verEntCfg.getRevisionEndFieldName(), false,
            referencedIdData, revisionPropertyPath, originalIdPropertyName, "f", "f2");

        // (with ee association at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addAssociationAtRevisionRestriction(qb, revisionPropertyPath,
            verEntCfg.getRevisionEndFieldName(), true, referencingIdData, versionsMiddleEntityName,
            eeOriginalIdPropertyPath, revisionPropertyPath, originalIdPropertyName, componentDatas);

        // ee.revision_type != DEL
        rootParameters.addWhereWithNamedParam(verEntCfg.getRevisionTypePropName(), "!=", "delrevisiontype");
        // e.revision_type != DEL
        rootParameters.addWhereWithNamedParam("e." + verEntCfg.getRevisionTypePropName(), false, "!=", "delrevisiontype");
        // f.revision_type != DEL
        rootParameters.addWhereWithNamedParam("f." + verEntCfg.getRevisionTypePropName(), false, "!=", "delrevisiontype");

        StringBuilder sb = new StringBuilder();
        qb.build(sb, Collections.<String, Object>emptyMap());
        queryString = sb.toString();
    }
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     *
     * (only non-deleted entities and associations)
     *     ee.revision_type != DEL AND
     *     e.revision_type != DEL
     */
    final QueryBuilder commonPart = commonQueryPart( referencedIdData, versionsMiddleEntityName, verEntCfg.getOriginalIdPropName() );
    final QueryBuilder validQuery = commonPart.deepCopy();
    final QueryBuilder removedQuery = commonPart.deepCopy();
    createValidDataRestrictions(
        globalCfg, auditStrategy, referencedIdData, versionsMiddleEntityName, validQuery,
        validQuery.getRootParameters(), true, componentData
    );
    createValidAndRemovedDataRestrictions(
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   */
  private QueryBuilder commonQueryPart(MiddleIdData referencedIdData, String versionsMiddleEntityName,
                     String originalIdPropertyName) {
    final String eeOriginalIdPropertyPath = MIDDLE_ENTITY_ALIAS + "." + originalIdPropertyName;
    // SELECT new list(ee) FROM middleEntity ee
    QueryBuilder qb = new QueryBuilder( versionsMiddleEntityName, MIDDLE_ENTITY_ALIAS );
    qb.addFrom( referencedIdData.getAuditEntityName(), REFERENCED_ENTITY_ALIAS );
    qb.addProjection( "new list", MIDDLE_ENTITY_ALIAS + ", " + REFERENCED_ENTITY_ALIAS, false, false );
    // WHERE
    final Parameters rootParameters = qb.getRootParameters();
    // ee.id_ref_ed = e.id_ref_ed
    referencedIdData.getPrefixedMapper().addIdsEqualToQuery(
        rootParameters, eeOriginalIdPropertyPath, referencedIdData.getOriginalMapper(),
        REFERENCED_ENTITY_ALIAS + "." + originalIdPropertyName
    );
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Related Classes of org.hibernate.envers.tools.query.QueryBuilder

  • org.hibernate.envers.entities.mapper.relation.query.OneAuditEntityQueryGenerator
  • org.hibernate.envers.entities.mapper.relation.query.OneEntityQueryGenerator
  • org.hibernate.envers.entities.mapper.relation.query.QueryGeneratorTools
  • org.hibernate.envers.entities.mapper.relation.query.ThreeEntityQueryGenerator
  • org.hibernate.envers.entities.mapper.relation.query.TwoEntityOneAuditedQueryGenerator
  • org.hibernate.envers.entities.mapper.relation.query.TwoEntityQueryGenerator
  • org.hibernate.envers.query.criteria.AggregatedAuditExpression
  • org.hibernate.envers.query.impl.AbstractAuditQuery
  • org.hibernate.envers.query.impl.EntitiesAtRevisionQuery
  • org.hibernate.envers.strategy.DefaultAuditStrategy
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