Package org.hibernate.envers.tools.query

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

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        entityInstantiator = new EntityInstantiator(verCfg, versionsReader);

        entityName = cls.getName();
        versionsEntityName = verCfg.getAuditEntCfg().getAuditEntityName(entityName);

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

        // e.revision = (SELECT max(...) ...)
        QueryGeneratorTools.addEntityAtRevision(globalCfg, qb, rootParameters, referencedIdData, revisionPropertyPath,
                originalIdPropertyName, "e", "e2");

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

        // SELECT max(e.revision) FROM versionsReferencedEntity e2
        QueryBuilder maxERevQb = qb.newSubQueryBuilder(versionsReferencedEntityName, "e2");
        maxERevQb.addProjection("max", revisionPropertyPath, false);
        // WHERE
        Parameters maxERevQbParameters = maxERevQb.getRootParameters();
        // e2.revision <= :revision
        maxERevQbParameters.addWhereWithNamedParam(revisionPropertyPath, "<=", "revision");
        // e2.id = e.id
        referencedIdMapper.addIdsEqualToQuery(maxERevQbParameters,
                "e." + originalIdPropertyName, "e2." + originalIdPropertyName);
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         */
        String revisionPropertyPath = verEntCfg.getRevisionNumberPath();
        String originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        // SELECT new list(ee) FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, "ee");
        qb.addProjection("new list", "ee", false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.originalId.id_ref_ing = :id_ref_ing
        referencingIdData.getPrefixedMapper().addNamedIdEqualsToQuery(rootParameters, originalIdPropertyName, true);
        // SELECT max(ee2.revision) FROM middleEntity ee2
        QueryBuilder maxRevQb = qb.newSubQueryBuilder(versionsMiddleEntityName, "ee2");
        maxRevQb.addProjection("max", revisionPropertyPath, false);
        // WHERE
        Parameters maxRevQbParameters = maxRevQb.getRootParameters();
        // ee2.revision <= :revision
        maxRevQbParameters.addWhereWithNamedParam(revisionPropertyPath, "<=", "revision");
        // ee2.originalId.* = ee.originalId.*       
        String eeOriginalIdPropertyPath = "ee." + originalIdPropertyName;
        String ee2OriginalIdPropertyPath = "ee2." + originalIdPropertyName;
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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);

        // ee.revision = (SELECT max(...) ...)
        QueryGeneratorTools.addAssociationAtRevision(qb, rootParameters, 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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public class QueryGeneratorTools {
    public static void addEntityAtRevision(GlobalConfiguration globalCfg, QueryBuilder qb, Parameters rootParameters,
                                           MiddleIdData idData, String revisionPropertyPath, String originalIdPropertyName,
                                           String alias1, String alias2) {
        // SELECT max(e.revision) FROM versionsReferencedEntity e2
        QueryBuilder maxERevQb = qb.newSubQueryBuilder(idData.getAuditEntityName(), alias2);
        maxERevQb.addProjection("max", revisionPropertyPath, false);
        // WHERE
        Parameters maxERevQbParameters = maxERevQb.getRootParameters();
        // e2.revision <= :revision
        maxERevQbParameters.addWhereWithNamedParam(revisionPropertyPath, "<=", "revision");
        // e2.id_ref_ed = e.id_ref_ed
        idData.getOriginalMapper().addIdsEqualToQuery(maxERevQbParameters,
                alias1 + "." + originalIdPropertyName, alias2 +"." + originalIdPropertyName);
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    public static void addAssociationAtRevision(QueryBuilder qb, Parameters rootParameters,
                                                MiddleIdData referencingIdData, String versionsMiddleEntityName,
                                                String eeOriginalIdPropertyPath, String revisionPropertyPath,
                                                String originalIdPropertyName, MiddleComponentData... componentDatas) {
        // SELECT max(ee2.revision) FROM middleEntity ee2
        QueryBuilder maxEeRevQb = qb.newSubQueryBuilder(versionsMiddleEntityName, "ee2");
        maxEeRevQb.addProjection("max", revisionPropertyPath, false);
        // WHERE
        Parameters maxEeRevQbParameters = maxEeRevQb.getRootParameters();
        // ee2.revision <= :revision
        maxEeRevQbParameters.addWhereWithNamedParam(revisionPropertyPath, "<=", "revision");
        // ee2.originalId.* = ee.originalId.*
        String ee2OriginalIdPropertyPath = "ee2." + originalIdPropertyName;
        referencingIdData.getPrefixedMapper().addIdsEqualToQuery(maxEeRevQbParameters, eeOriginalIdPropertyPath, ee2OriginalIdPropertyPath);
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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.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);

        // e.revision = (SELECT max(...) ...)
        QueryGeneratorTools.addEntityAtRevision(globalCfg, qb, rootParameters, referencedIdData, revisionPropertyPath,
                originalIdPropertyName, "e", "e2");

        // f.revision = (SELECT max(...) ...)
        QueryGeneratorTools.addEntityAtRevision(globalCfg, qb, rootParameters, indexIdData, revisionPropertyPath,
                originalIdPropertyName, "f", "f2");

        // ee.revision = (SELECT max(...) ...)
        QueryGeneratorTools.addAssociationAtRevision(qb, rootParameters, 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 originalIdPropertyName = verEntCfg.getOriginalIdPropName();

        String eeOriginalIdPropertyPath = MIDDLE_ENTITY_ALIAS + "." + originalIdPropertyName;

        // SELECT new list(ee) FROM middleEntity ee
        QueryBuilder qb = new QueryBuilder(versionsMiddleEntityName, MIDDLE_ENTITY_ALIAS);
        qb.addFrom(referencedIdData.getEntityName(), REFERENCED_ENTITY_ALIAS);
        qb.addProjection("new list", MIDDLE_ENTITY_ALIAS + ", " + REFERENCED_ENTITY_ALIAS, false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.id_ref_ed = e.id_ref_ed
        referencedIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                referencedIdData.getOriginalMapper(), REFERENCED_ENTITY_ALIAS);
        // 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(), "!=", DEL_REVISION_TYPE_PARAMETER);

        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 = 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.addFrom(indexIdData.getAuditEntityName(), INDEX_ENTITY_ALIAS);
        qb.addProjection("new list", MIDDLE_ENTITY_ALIAS + ", " + REFERENCED_ENTITY_ALIAS + ", " + INDEX_ENTITY_ALIAS, false, false);
        // WHERE
        Parameters rootParameters = qb.getRootParameters();
        // ee.id_ref_ed = e.id_ref_ed
        referencedIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                referencedIdData.getOriginalMapper(), REFERENCED_ENTITY_ALIAS + "." + originalIdPropertyName);
        // ee.id_ref_ind = f.id_ref_ind
        indexIdData.getPrefixedMapper().addIdsEqualToQuery(rootParameters, eeOriginalIdPropertyPath,
                indexIdData.getOriginalMapper(), INDEX_ENTITY_ALIAS + "." + 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, REFERENCED_ENTITY_ALIAS + "." + revisionPropertyPath,
            REFERENCED_ENTITY_ALIAS + "." + verEntCfg.getRevisionEndFieldName(), false,
            referencedIdData, revisionPropertyPath, originalIdPropertyName, REFERENCED_ENTITY_ALIAS, REFERENCED_ENTITY_ALIAS_DEF_AUD_STR);
       
        // (selecting f entities at revision :revision)
        // --> based on auditStrategy (see above)
        auditStrategy.addEntityAtRevisionRestriction(globalCfg, qb, REFERENCED_ENTITY_ALIAS + "." + revisionPropertyPath,
            REFERENCED_ENTITY_ALIAS + "." + verEntCfg.getRevisionEndFieldName(), false,
            referencedIdData, revisionPropertyPath, originalIdPropertyName, INDEX_ENTITY_ALIAS, INDEX_ENTITY_ALIAS_DEF_AUD_STR);

        // (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(), "!=", DEL_REVISION_TYPE_PARAMETER);
        // e.revision_type != DEL
        rootParameters.addWhereWithNamedParam(REFERENCED_ENTITY_ALIAS + "." + verEntCfg.getRevisionTypePropName(), false, "!=", DEL_REVISION_TYPE_PARAMETER);
        // f.revision_type != DEL
        rootParameters.addWhereWithNamedParam(INDEX_ENTITY_ALIAS + "." + verEntCfg.getRevisionTypePropName(), false, "!=", DEL_REVISION_TYPE_PARAMETER);

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