Java Join.get方法代码示例

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
private Map<Long, Integer> fetchUsedQuotas() {
    final CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    final CriteriaQuery<Tuple> query = builder.createTupleQuery();
    final Root<HarvestReport> root = query.from(HarvestReport.class);

    Join<Harvest, HarvestQuota> joinedQuotas = root.join(HarvestReport_.harvests).join(Harvest_.harvestQuota, JoinType.LEFT);
    Path<Long> quotaId = joinedQuotas.get(HarvestQuota_.id);

    Expression<Long> count = builder.count(root.get(HarvestReport_.id));

    Predicate onlyApproved = builder.equal(root.get(HarvestReport_.state), HarvestReport.State.APPROVED);
    Predicate quotaNotNull = builder.isNotNull(quotaId);

    CriteriaQuery<Tuple> q = query
            .multiselect(quotaId, count)
            .where(onlyApproved, quotaNotNull)
            .groupBy(quotaId);
    return map(entityManager.createQuery(q).getResultList());
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<TagEntity> getTags()
{
    // Create the criteria builder and the criteria.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<TagEntity> criteria = builder.createQuery(TagEntity.class);

    // The criteria root is the tag entity.
    Root<TagEntity> tagEntityRoot = criteria.from(TagEntity.class);

    // Join on the other tables we can filter on.
    Join<TagEntity, TagTypeEntity> tagTypeEntityJoin = tagEntityRoot.join(TagEntity_.tagType);

    // Get the columns.
    Path<String> displayNameColumn = tagEntityRoot.get(TagEntity_.displayName);
    Path<Integer> tagTypeOrderNumberColumn = tagTypeEntityJoin.get(TagTypeEntity_.orderNumber);
    Path<String> tagTypeCodeColumn = tagTypeEntityJoin.get(TagTypeEntity_.code);

    // Add all clauses to the query.
    criteria.select(tagEntityRoot).orderBy(builder.asc(tagTypeOrderNumberColumn), builder.asc(tagTypeCodeColumn), builder.asc(displayNameColumn));

    // Run the query to get the results.
    return entityManager.createQuery(criteria).getResultList();
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
@Cacheable(DaoSpringModuleConfig.HERD_CACHE_NAME)
public List<String> getSecurityFunctionsForRole(String roleCd)
{
    // Create the criteria builder and the criteria.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<String> criteria = builder.createQuery(String.class);

    // The criteria root is the security role function mapping.
    Root<SecurityRoleFunctionEntity> securityRoleFunctionEntity = criteria.from(SecurityRoleFunctionEntity.class);

    // Join to the other tables we can filter on.
    Join<SecurityRoleFunctionEntity, SecurityRoleEntity> securityRoleEntity = securityRoleFunctionEntity.join(SecurityRoleFunctionEntity_.securityRole);
    Join<SecurityRoleFunctionEntity, SecurityFunctionEntity> securityFunctionEntity =
        securityRoleFunctionEntity.join(SecurityRoleFunctionEntity_.securityFunction);

    // Get the columns.
    Path<String> functionCodeColumn = securityFunctionEntity.get(SecurityFunctionEntity_.code);

    // Add the select clause.
    criteria.select(functionCodeColumn);

    // Add the where clause.
    criteria.where(builder.equal(builder.upper(securityRoleEntity.get(SecurityRoleEntity_.code)), roleCd.toUpperCase()));

    // Add the order by clause.
    criteria.orderBy(builder.asc(functionCodeColumn));

    // Run the query to get a list of functions.
    return entityManager.createQuery(criteria).getResultList();
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<NotificationRegistrationKey> getBusinessObjectDataNotificationRegistrationKeysByNamespace(String namespace)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object data notification registration.
    Root<BusinessObjectDataNotificationRegistrationEntity> businessObjectDataNotificationEntity =
        criteria.from(BusinessObjectDataNotificationRegistrationEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectDataNotificationRegistrationEntity, NamespaceEntity> namespaceEntity =
        businessObjectDataNotificationEntity.join(BusinessObjectDataNotificationRegistrationEntity_.namespace);

    // Get the columns.
    Path<String> notificationRegistrationNamespaceColumn = namespaceEntity.get(NamespaceEntity_.code);
    Path<String> notificationRegistrationNameColumn = businessObjectDataNotificationEntity.get(BusinessObjectDataNotificationRegistrationEntity_.name);

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate queryRestriction = builder.equal(builder.upper(namespaceEntity.get(NamespaceEntity_.code)), namespace.toUpperCase());

    // Add the select clause.
    criteria.multiselect(notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);

    // Add the where clause.
    criteria.where(queryRestriction);

    // Add the order by clause.
    criteria.orderBy(builder.asc(notificationRegistrationNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the list of keys from the returned tuples.
    return getNotificationRegistrationKeys(tuples, notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<NotificationRegistrationKey> getStorageUnitNotificationRegistrationKeysByNamespace(String namespace)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the storage unit notification registration.
    Root<StorageUnitNotificationRegistrationEntity> businessObjectDataNotificationEntityRoot =
        criteria.from(StorageUnitNotificationRegistrationEntity.class);

    // Join to the other tables we can filter on.
    Join<StorageUnitNotificationRegistrationEntity, NamespaceEntity> namespaceEntityJoin =
        businessObjectDataNotificationEntityRoot.join(StorageUnitNotificationRegistrationEntity_.namespace);

    // Get the columns.
    Path<String> notificationRegistrationNamespaceColumn = namespaceEntityJoin.get(NamespaceEntity_.code);
    Path<String> notificationRegistrationNameColumn = businessObjectDataNotificationEntityRoot.get(StorageUnitNotificationRegistrationEntity_.name);

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate queryRestriction = builder.equal(builder.upper(namespaceEntityJoin.get(NamespaceEntity_.code)), namespace.toUpperCase());

    // Add the select clause.
    criteria.multiselect(notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);

    // Add the where clause.
    criteria.where(queryRestriction);

    // Add the order by clause.
    criteria.orderBy(builder.asc(notificationRegistrationNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the list of keys from the returned tuples.
    return getNotificationRegistrationKeys(tuples, notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<BusinessObjectDefinitionEntity> getAllBusinessObjectDefinitions(Integer startPosition, Integer maxResult)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<BusinessObjectDefinitionEntity> criteria = builder.createQuery(BusinessObjectDefinitionEntity.class);

    // The criteria root is the business object definition.
    Root<BusinessObjectDefinitionEntity> businessObjectDefinitionEntityRoot = criteria.from(BusinessObjectDefinitionEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> namespaceEntity =
        businessObjectDefinitionEntityRoot.join(BusinessObjectDefinitionEntity_.namespace);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntity.get(NamespaceEntity_.code);
    Path<String> businessObjectDefinitionNameColumn = businessObjectDefinitionEntityRoot.get(BusinessObjectDefinitionEntity_.name);

    // Add all clauses to the query.
    criteria.select(businessObjectDefinitionEntityRoot).orderBy(builder.asc(businessObjectDefinitionNameColumn), builder.asc(namespaceCodeColumn));

    // Get an instance of the query ready for execution.
    TypedQuery<BusinessObjectDefinitionEntity> query = entityManager.createQuery(criteria);

    // If start position is specified, set it for the query.
    if (startPosition != null)
    {
        query.setFirstResult(startPosition.intValue());
    }

    // If start position is specified, set it for the query.
    if (maxResult != null)
    {
        query.setMaxResults(maxResult.intValue());
    }

    // Execute the query and return the results.
    return query.getResultList();
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public <T, V> List<T> findOrderedListByEmbeddedProperty(final Class<T> clazz, final SingularAttribute<T, V> property,
		final Class<V> clazz2, final SingularAttribute<V, ? extends Object> property2, final Object value,
		final SingularAttribute<V, ? extends Object> orderByProperty) {
	final CriteriaQuery<T> criteriaQuery = criteriaBuilder
			.createQuery(clazz);
	final Root<T> root = criteriaQuery.from(clazz);
	criteriaQuery.select(root);

	final Join<T, V> join = root.join(property);

	final Path<? extends Object> path = join.get(property2);

	if (orderByProperty != null) {
		criteriaQuery.orderBy(criteriaBuilder.desc(join.get(orderByProperty)));
	}

	final Predicate condition = criteriaBuilder.equal(path, value);

	criteriaQuery.where(condition);

	final TypedQuery<T> typedQuery = entityManager
			.createQuery(criteriaQuery);

	addCacheHints(typedQuery, "findListByEmbeddedProperty." + clazz.getSimpleName());


	return typedQuery.getResultList();
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<NotificationRegistrationKey> getBusinessObjectDataNotificationRegistrationKeysByNotificationFilter(
    BusinessObjectDataNotificationFilter businessObjectDataNotificationFilter)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object data notification registration.
    Root<BusinessObjectDataNotificationRegistrationEntity> notificationRegistrationEntityRoot =
        criteria.from(BusinessObjectDataNotificationRegistrationEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectDataNotificationRegistrationEntity, NamespaceEntity> notificationRegistrationNamespaceEntityJoin =
        notificationRegistrationEntityRoot.join(BusinessObjectDataNotificationRegistrationEntity_.namespace);
    Join<BusinessObjectDataNotificationRegistrationEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntity =
        notificationRegistrationEntityRoot.join(BusinessObjectDataNotificationRegistrationEntity_.businessObjectDefinition);
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> businessObjectDefinitionNamespaceEntity =
        businessObjectDefinitionEntity.join(BusinessObjectDefinitionEntity_.namespace);
    Join<BusinessObjectDataNotificationRegistrationEntity, FileTypeEntity> fileTypeEntity =
        notificationRegistrationEntityRoot.join(BusinessObjectDataNotificationRegistrationEntity_.fileType, JoinType.LEFT);

    // Get the columns.
    Path<String> notificationRegistrationNamespaceColumn = notificationRegistrationNamespaceEntityJoin.get(NamespaceEntity_.code);
    Path<String> notificationRegistrationNameColumn = notificationRegistrationEntityRoot.get(BusinessObjectDataNotificationRegistrationEntity_.name);

    // Create the standard restrictions (i.e. the standard where clauses).
    List<Predicate> predicates = new ArrayList<>();
    predicates.add(builder.equal(builder.upper(businessObjectDefinitionNamespaceEntity.get(NamespaceEntity_.code)),
        businessObjectDataNotificationFilter.getNamespace().toUpperCase()));
    predicates.add(builder.equal(builder.upper(businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name)),
        businessObjectDataNotificationFilter.getBusinessObjectDefinitionName().toUpperCase()));
    if (StringUtils.isNotBlank(businessObjectDataNotificationFilter.getBusinessObjectFormatUsage()))
    {
        predicates.add(builder.or(builder.isNull(notificationRegistrationEntityRoot.get(BusinessObjectDataNotificationRegistrationEntity_.usage)), builder
            .equal(builder.upper(notificationRegistrationEntityRoot.get(BusinessObjectDataNotificationRegistrationEntity_.usage)),
                businessObjectDataNotificationFilter.getBusinessObjectFormatUsage().toUpperCase())));
    }
    if (StringUtils.isNotBlank(businessObjectDataNotificationFilter.getBusinessObjectFormatFileType()))
    {
        predicates.add(builder.or(builder.isNull(notificationRegistrationEntityRoot.get(BusinessObjectDataNotificationRegistrationEntity_.fileType)),
            builder.equal(builder.upper(fileTypeEntity.get(FileTypeEntity_.code)),
                businessObjectDataNotificationFilter.getBusinessObjectFormatFileType().toUpperCase())));
    }

    // Add the select and where clauses to the query.
    criteria.multiselect(notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn)
        .where(builder.and(predicates.toArray(new Predicate[predicates.size()])));

    // Add the order by clause to the query.
    criteria.orderBy(builder.asc(notificationRegistrationNamespaceColumn), builder.asc(notificationRegistrationNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the list of keys from the returned tuples.
    return getNotificationRegistrationKeys(tuples, notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<NotificationRegistrationKey> getStorageUnitNotificationRegistrationKeysByNotificationFilter(
    StorageUnitNotificationFilter businessObjectDataNotificationFilter)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the storage unit notification registration.
    Root<StorageUnitNotificationRegistrationEntity> notificationRegistrationEntityRoot = criteria.from(StorageUnitNotificationRegistrationEntity.class);

    // Join to the other tables we can filter on.
    Join<StorageUnitNotificationRegistrationEntity, NamespaceEntity> notificationRegistrationNamespaceEntityJoin =
        notificationRegistrationEntityRoot.join(StorageUnitNotificationRegistrationEntity_.namespace);
    Join<StorageUnitNotificationRegistrationEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntity =
        notificationRegistrationEntityRoot.join(StorageUnitNotificationRegistrationEntity_.businessObjectDefinition);
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> businessObjectDefinitionNamespaceEntity =
        businessObjectDefinitionEntity.join(BusinessObjectDefinitionEntity_.namespace);
    Join<StorageUnitNotificationRegistrationEntity, FileTypeEntity> fileTypeEntity =
        notificationRegistrationEntityRoot.join(StorageUnitNotificationRegistrationEntity_.fileType, JoinType.LEFT);

    // Get the columns.
    Path<String> notificationRegistrationNamespaceColumn = notificationRegistrationNamespaceEntityJoin.get(NamespaceEntity_.code);
    Path<String> notificationRegistrationNameColumn = notificationRegistrationEntityRoot.get(StorageUnitNotificationRegistrationEntity_.name);

    // Create the standard restrictions (i.e. the standard where clauses).
    List<Predicate> predicates = new ArrayList<>();
    predicates.add(builder.equal(builder.upper(businessObjectDefinitionNamespaceEntity.get(NamespaceEntity_.code)),
        businessObjectDataNotificationFilter.getNamespace().toUpperCase()));
    predicates.add(builder.equal(builder.upper(businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name)),
        businessObjectDataNotificationFilter.getBusinessObjectDefinitionName().toUpperCase()));
    if (StringUtils.isNotBlank(businessObjectDataNotificationFilter.getBusinessObjectFormatUsage()))
    {
        predicates.add(builder.or(builder.isNull(notificationRegistrationEntityRoot.get(StorageUnitNotificationRegistrationEntity_.usage)), builder
            .equal(builder.upper(notificationRegistrationEntityRoot.get(StorageUnitNotificationRegistrationEntity_.usage)),
                businessObjectDataNotificationFilter.getBusinessObjectFormatUsage().toUpperCase())));
    }
    if (StringUtils.isNotBlank(businessObjectDataNotificationFilter.getBusinessObjectFormatFileType()))
    {
        predicates.add(builder.or(builder.isNull(notificationRegistrationEntityRoot.get(StorageUnitNotificationRegistrationEntity_.fileType)), builder
            .equal(builder.upper(fileTypeEntity.get(FileTypeEntity_.code)),
                businessObjectDataNotificationFilter.getBusinessObjectFormatFileType().toUpperCase())));
    }

    // Add the select and where clauses to the query.
    criteria.multiselect(notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn)
        .where(builder.and(predicates.toArray(new Predicate[predicates.size()])));

    // Add the order by clause to the query.
    criteria.orderBy(builder.asc(notificationRegistrationNamespaceColumn), builder.asc(notificationRegistrationNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the list of keys from the returned tuples.
    return getNotificationRegistrationKeys(tuples, notificationRegistrationNamespaceColumn, notificationRegistrationNameColumn);
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<EmrClusterDefinitionKey> getEmrClusterDefinitionsByNamespace(String namespace)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the EMR cluster definition.
    Root<EmrClusterDefinitionEntity> emrClusterDefinitionEntityRoot = criteria.from(EmrClusterDefinitionEntity.class);

    // Join to the other tables we can filter on.
    Join<EmrClusterDefinitionEntity, NamespaceEntity> namespaceEntityJoin = emrClusterDefinitionEntityRoot.join(EmrClusterDefinitionEntity_.namespace);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntityJoin.get(NamespaceEntity_.code);
    Path<String> emrClusterDefinitionNameColumn = emrClusterDefinitionEntityRoot.get(EmrClusterDefinitionEntity_.name);

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate queryRestriction = builder.equal(builder.upper(namespaceEntityJoin.get(NamespaceEntity_.code)), namespace.toUpperCase());

    // Add the select clause.
    criteria.multiselect(namespaceCodeColumn, emrClusterDefinitionNameColumn);

    // Add the where clause.
    criteria.where(queryRestriction);

    // Add the order by clause.
    criteria.orderBy(builder.asc(emrClusterDefinitionNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<EmrClusterDefinitionKey> emrClusterDefinitionKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        EmrClusterDefinitionKey emrClusterDefinitionKey = new EmrClusterDefinitionKey();
        emrClusterDefinitionKeys.add(emrClusterDefinitionKey);
        emrClusterDefinitionKey.setNamespace(tuple.get(namespaceCodeColumn));
        emrClusterDefinitionKey.setEmrClusterDefinitionName(tuple.get(emrClusterDefinitionNameColumn));
    }

    return emrClusterDefinitionKeys;
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<BusinessObjectFormatKey> getBusinessObjectFormats(BusinessObjectDefinitionKey businessObjectDefinitionKey,
    boolean latestBusinessObjectFormatVersion)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object format.
    Root<BusinessObjectFormatEntity> businessObjectFormatEntity = criteria.from(BusinessObjectFormatEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectFormatEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntity =
        businessObjectFormatEntity.join(BusinessObjectFormatEntity_.businessObjectDefinition);
    Join<BusinessObjectFormatEntity, FileTypeEntity> fileTypeEntity = businessObjectFormatEntity.join(BusinessObjectFormatEntity_.fileType);
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> namespaceEntity = businessObjectDefinitionEntity.join(BusinessObjectDefinitionEntity_.namespace);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntity.get(NamespaceEntity_.code);
    Path<String> businessObjectDefinitionNameColumn = businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name);
    Path<String> businessObjectFormatUsageColumn = businessObjectFormatEntity.get(BusinessObjectFormatEntity_.usage);
    Path<String> fileTypeCodeColumn = fileTypeEntity.get(FileTypeEntity_.code);
    Path<Integer> businessObjectFormatVersionColumn = businessObjectFormatEntity.get(BusinessObjectFormatEntity_.businessObjectFormatVersion);
    Expression<Integer> maxBusinessObjectFormatVersionExpression =
        builder.max(businessObjectFormatEntity.get(BusinessObjectFormatEntity_.businessObjectFormatVersion));

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate queryRestriction =
        builder.equal(builder.upper(namespaceEntity.get(NamespaceEntity_.code)), businessObjectDefinitionKey.getNamespace().toUpperCase());
    queryRestriction = builder.and(queryRestriction, builder.equal(builder.upper(businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name)),
        businessObjectDefinitionKey.getBusinessObjectDefinitionName().toUpperCase()));

    // Add the select clause.
    criteria.multiselect(namespaceCodeColumn, businessObjectDefinitionNameColumn, businessObjectFormatUsageColumn, fileTypeCodeColumn,
        latestBusinessObjectFormatVersion ? maxBusinessObjectFormatVersionExpression : businessObjectFormatVersionColumn);

    // Add the where clause.
    criteria.where(queryRestriction);

    // If only the latest (maximum) business object format versions to be returned, create and apply the group by clause.
    if (latestBusinessObjectFormatVersion)
    {
        List<Expression<?>> grouping = new ArrayList<>();
        grouping.add(namespaceCodeColumn);
        grouping.add(businessObjectDefinitionNameColumn);
        grouping.add(businessObjectFormatUsageColumn);
        grouping.add(fileTypeCodeColumn);
        criteria.groupBy(grouping);
    }

    // Add the order by clause.
    List<Order> orderBy = new ArrayList<>();
    orderBy.add(builder.asc(businessObjectFormatUsageColumn));
    orderBy.add(builder.asc(fileTypeCodeColumn));
    if (!latestBusinessObjectFormatVersion)
    {
        orderBy.add(builder.asc(businessObjectFormatVersionColumn));
    }
    criteria.orderBy(orderBy);

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<BusinessObjectFormatKey> businessObjectFormatKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        BusinessObjectFormatKey businessObjectFormatKey = new BusinessObjectFormatKey();
        businessObjectFormatKeys.add(businessObjectFormatKey);
        businessObjectFormatKey.setNamespace(tuple.get(namespaceCodeColumn));
        businessObjectFormatKey.setBusinessObjectDefinitionName(tuple.get(businessObjectDefinitionNameColumn));
        businessObjectFormatKey.setBusinessObjectFormatUsage(tuple.get(businessObjectFormatUsageColumn));
        businessObjectFormatKey.setBusinessObjectFormatFileType(tuple.get(fileTypeCodeColumn));
        businessObjectFormatKey.setBusinessObjectFormatVersion(
            tuple.get(latestBusinessObjectFormatVersion ? maxBusinessObjectFormatVersionExpression : businessObjectFormatVersionColumn));
    }

    return businessObjectFormatKeys;
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<CustomDdlKey> getCustomDdls(BusinessObjectFormatKey businessObjectFormatKey)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object format.
    Root<CustomDdlEntity> customDdlEntity = criteria.from(CustomDdlEntity.class);

    // Join to the other tables we can filter on.
    Join<CustomDdlEntity, BusinessObjectFormatEntity> businessObjectFormatEntity = customDdlEntity.join(CustomDdlEntity_.businessObjectFormat);
    Join<BusinessObjectFormatEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntity = businessObjectFormatEntity.join(
        BusinessObjectFormatEntity_.businessObjectDefinition);
    Join<BusinessObjectFormatEntity, FileTypeEntity> fileTypeEntity = businessObjectFormatEntity.join(BusinessObjectFormatEntity_.fileType);
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> namespaceEntity = businessObjectDefinitionEntity.join(BusinessObjectDefinitionEntity_.namespace);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntity.get(NamespaceEntity_.code);
    Path<String> businessObjectDefinitionNameColumn = businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name);
    Path<String> businessObjectFormatUsageColumn = businessObjectFormatEntity.get(BusinessObjectFormatEntity_.usage);
    Path<String> fileTypeCodeColumn = fileTypeEntity.get(FileTypeEntity_.code);
    Path<Integer> businessObjectFormatVersionColumn = businessObjectFormatEntity.get(BusinessObjectFormatEntity_.businessObjectFormatVersion);
    Path<String> customDdlNameColumn = customDdlEntity.get(CustomDdlEntity_.customDdlName);

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate queryRestriction = builder.equal(builder.upper(namespaceEntity.get(NamespaceEntity_.code)), businessObjectFormatKey.getNamespace()
        .toUpperCase());
    queryRestriction = builder.and(queryRestriction, builder.equal(builder.upper(businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name)),
        businessObjectFormatKey.getBusinessObjectDefinitionName().toUpperCase()));
    queryRestriction = builder.and(queryRestriction, builder.equal(builder.upper(businessObjectFormatEntity.get(BusinessObjectFormatEntity_.usage)),
        businessObjectFormatKey.getBusinessObjectFormatUsage().toUpperCase()));
    queryRestriction = builder.and(queryRestriction, builder.equal(builder.upper(fileTypeEntity.get(FileTypeEntity_.code)), businessObjectFormatKey
        .getBusinessObjectFormatFileType().toUpperCase()));
    queryRestriction = builder.and(queryRestriction, builder.equal(businessObjectFormatEntity.get(BusinessObjectFormatEntity_.businessObjectFormatVersion),
        businessObjectFormatKey.getBusinessObjectFormatVersion()));

    // Add the select clause.
    criteria.multiselect(namespaceCodeColumn, businessObjectDefinitionNameColumn, businessObjectFormatUsageColumn, fileTypeCodeColumn,
        businessObjectFormatVersionColumn, customDdlNameColumn);

    // Add the where clause.
    criteria.where(queryRestriction);

    // Add the order by clause.
    criteria.orderBy(builder.asc(customDdlNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<CustomDdlKey> customDdlKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        CustomDdlKey customDdlKey = new CustomDdlKey();
        customDdlKeys.add(customDdlKey);
        customDdlKey.setNamespace(tuple.get(namespaceCodeColumn));
        customDdlKey.setBusinessObjectDefinitionName(tuple.get(businessObjectDefinitionNameColumn));
        customDdlKey.setBusinessObjectFormatUsage(tuple.get(businessObjectFormatUsageColumn));
        customDdlKey.setBusinessObjectFormatFileType(tuple.get(fileTypeCodeColumn));
        customDdlKey.setBusinessObjectFormatVersion(tuple.get(businessObjectFormatVersionColumn));
        customDdlKey.setCustomDdlName(tuple.get(customDdlNameColumn));
    }

    return customDdlKeys;
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<BusinessObjectDefinitionTagKey> getBusinessObjectDefinitionTagsByBusinessObjectDefinitionEntity(
    BusinessObjectDefinitionEntity businessObjectDefinitionEntity)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object definition.
    Root<TagEntity> tagEntityRoot = criteria.from(TagEntity.class);

    // Join to the other tables we can filter on.
    Join<TagEntity, TagTypeEntity> tagTypeEntityJoin = tagEntityRoot.join(TagEntity_.tagType);
    Join<TagEntity, BusinessObjectDefinitionTagEntity> businessObjectDefinitionTagEntityJoin = tagEntityRoot.join(TagEntity_.businessObjectDefinitionTags);
    Join<BusinessObjectDefinitionTagEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntityJoin =
        businessObjectDefinitionTagEntityJoin.join(BusinessObjectDefinitionTagEntity_.businessObjectDefinition);

    // Get the columns.
    Path<String> tagTypeCodeColumn = tagTypeEntityJoin.get(TagTypeEntity_.code);
    Path<String> tagCodeColumn = tagEntityRoot.get(TagEntity_.tagCode);
    Path<String> tagDisplayNameColumn = tagEntityRoot.get(TagEntity_.displayName);

    // Create the standard restrictions (i.e. the standard where clauses).
    List<Predicate> predicates = new ArrayList<>();
    predicates.add(builder.equal(businessObjectDefinitionEntityJoin, businessObjectDefinitionEntity));

    // Add the clauses for the query.
    criteria.multiselect(tagTypeCodeColumn, tagCodeColumn).where(builder.and(predicates.toArray(new Predicate[predicates.size()])))
        .orderBy(builder.asc(tagDisplayNameColumn));

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Get the business object definition key.
    BusinessObjectDefinitionKey businessObjectDefinitionKey =
        new BusinessObjectDefinitionKey(businessObjectDefinitionEntity.getNamespace().getCode(), businessObjectDefinitionEntity.getName());

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<BusinessObjectDefinitionTagKey> businessObjectDefinitionTagKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        businessObjectDefinitionTagKeys
            .add(new BusinessObjectDefinitionTagKey(businessObjectDefinitionKey, new TagKey(tuple.get(tagTypeCodeColumn), tuple.get(tagCodeColumn))));
    }

    return businessObjectDefinitionTagKeys;
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<BusinessObjectDefinitionTagKey> getBusinessObjectDefinitionTagsByTagEntities(List<TagEntity> tagEntities)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object definition tag entity.
    Root<BusinessObjectDefinitionTagEntity> businessObjectDefinitionTagEntityRoot = criteria.from(BusinessObjectDefinitionTagEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectDefinitionTagEntity, BusinessObjectDefinitionEntity> businessObjectDefinitionEntityJoin =
        businessObjectDefinitionTagEntityRoot.join(BusinessObjectDefinitionTagEntity_.businessObjectDefinition);
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> namespaceEntityJoin =
        businessObjectDefinitionEntityJoin.join(BusinessObjectDefinitionEntity_.namespace);
    Join<BusinessObjectDefinitionTagEntity, TagEntity> tagEntityJoin = businessObjectDefinitionTagEntityRoot.join(BusinessObjectDefinitionTagEntity_.tag);
    Join<TagEntity, TagTypeEntity> tagTypeEntityJoin = tagEntityJoin.join(TagEntity_.tagType);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntityJoin.get(NamespaceEntity_.code);
    Path<String> businessObjectDefinitionNameColumn = businessObjectDefinitionEntityJoin.get(BusinessObjectDefinitionEntity_.name);
    Path<String> businessObjectDefinitionDisplayNameColumn = businessObjectDefinitionEntityJoin.get(BusinessObjectDefinitionEntity_.displayName);
    Path<String> tagTypeCodeColumn = tagTypeEntityJoin.get(TagTypeEntity_.code);
    Path<String> tagCodeColumn = tagEntityJoin.get(TagEntity_.tagCode);
    Path<String> tagDisplayNameColumn = tagEntityJoin.get(TagEntity_.displayName);

    // Create the standard restrictions (i.e. the standard where clauses).
    Predicate predicate = getPredicateForInClause(builder, businessObjectDefinitionTagEntityRoot.get(BusinessObjectDefinitionTagEntity_.tag), tagEntities);

    // Order the results by business object definition display name (an optional column),
    // business object definition namespace, business object definition name, tag display name,
    // and tag type code (since tag display name is unique across a tag type).
    List<Order> orderBy = new ArrayList<>();
    orderBy.add(builder.asc(businessObjectDefinitionDisplayNameColumn));
    orderBy.add(builder.asc(namespaceCodeColumn));
    orderBy.add(builder.asc(businessObjectDefinitionNameColumn));
    orderBy.add(builder.asc(tagDisplayNameColumn));
    orderBy.add(builder.asc(tagTypeCodeColumn));

    // Add the clauses for the query.
    criteria.multiselect(namespaceCodeColumn, businessObjectDefinitionNameColumn, tagTypeCodeColumn, tagCodeColumn).where(predicate).orderBy(orderBy);

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<BusinessObjectDefinitionTagKey> businessObjectDefinitionTagKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        businessObjectDefinitionTagKeys.add(new BusinessObjectDefinitionTagKey(
            new BusinessObjectDefinitionKey(tuple.get(namespaceCodeColumn), tuple.get(businessObjectDefinitionNameColumn)),
            new TagKey(tuple.get(tagTypeCodeColumn), tuple.get(tagCodeColumn))));
    }

    return businessObjectDefinitionTagKeys;
}
 

import javax.persistence.criteria.Join; //导入方法依赖的package包/类
@Override
public List<BusinessObjectDefinitionKey> getBusinessObjectDefinitionKeysByNamespace(String namespaceCode)
{
    // Create the criteria builder and a tuple style criteria query.
    CriteriaBuilder builder = entityManager.getCriteriaBuilder();
    CriteriaQuery<Tuple> criteria = builder.createTupleQuery();

    // The criteria root is the business object definition.
    Root<BusinessObjectDefinitionEntity> businessObjectDefinitionEntity = criteria.from(BusinessObjectDefinitionEntity.class);

    // Join to the other tables we can filter on.
    Join<BusinessObjectDefinitionEntity, NamespaceEntity> namespaceEntity = businessObjectDefinitionEntity.join(BusinessObjectDefinitionEntity_.namespace);

    // Get the columns.
    Path<String> namespaceCodeColumn = namespaceEntity.get(NamespaceEntity_.code);
    Path<String> businessObjectDefinitionNameColumn = businessObjectDefinitionEntity.get(BusinessObjectDefinitionEntity_.name);

    // Add the select clause.
    criteria.multiselect(namespaceCodeColumn, businessObjectDefinitionNameColumn);

    // If namespace code is specified, add the where clause.
    if (StringUtils.isNotBlank(namespaceCode))
    {
        criteria.where(builder.equal(builder.upper(namespaceEntity.get(NamespaceEntity_.code)), namespaceCode.toUpperCase()));
    }

    // Add the order by clause.
    if (StringUtils.isNotBlank(namespaceCode))
    {
        criteria.orderBy(builder.asc(businessObjectDefinitionNameColumn));
    }
    else
    {
        criteria.orderBy(builder.asc(businessObjectDefinitionNameColumn), builder.asc(namespaceCodeColumn));
    }

    // Run the query to get a list of tuples back.
    List<Tuple> tuples = entityManager.createQuery(criteria).getResultList();

    // Populate the "keys" objects from the returned tuples (i.e. 1 tuple for each row).
    List<BusinessObjectDefinitionKey> businessObjectDefinitionKeys = new ArrayList<>();
    for (Tuple tuple : tuples)
    {
        BusinessObjectDefinitionKey businessObjectDefinitionKey = new BusinessObjectDefinitionKey();
        businessObjectDefinitionKeys.add(businessObjectDefinitionKey);
        businessObjectDefinitionKey.setNamespace(tuple.get(namespaceCodeColumn));
        businessObjectDefinitionKey.setBusinessObjectDefinitionName(tuple.get(businessObjectDefinitionNameColumn));
    }

    return businessObjectDefinitionKeys;
}