Package org.hibernate.envers.tools.query

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

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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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        String propertyName = propertyNameGetter.get(auditCfg);

        CriteriaTools.checkPropertyNotARelation(auditCfg, entityName, propertyName);

        // This will be the aggregated query, containing all the specified conditions
        QueryBuilder subQb = qb.newSubQueryBuilder();

        // Adding all specified conditions both to the main query, as well as to the
        // aggregated one.
        for (AuditCriterion versionsCriteria : criterions) {
            versionsCriteria.addToQuery(auditCfg, entityName, qb, parameters);
            versionsCriteria.addToQuery(auditCfg, entityName, subQb, subQb.getRootParameters());
        }

        // Setting the desired projection of the aggregated query
        switch (mode) {
            case MIN:
                subQb.addProjection("min", propertyName, false);
                break;
            case MAX:
                subQb.addProjection("max", propertyName, false);
        }

        // Adding the constrain on the result of the aggregated criteria
        parameters.addWhere(propertyName, "=", subQb);
    }
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    entityClassName = cls.getName();
    this.entityName = entityName;
    versionsEntityName = verCfg.getAuditEntCfg().getAuditEntityName(
        entityName);

    qb = new QueryBuilder(versionsEntityName, "e");
  }
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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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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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