下面列出了javax.persistence.criteria.Join#get ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@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();
}
@Override
public Predicate getPredicate(Root<CodeComment> root, CriteriaBuilder builder) {
Join<?, ?> join = root.join(CodeComment.PROP_REPLIES, JoinType.LEFT);
Path<String> attribute = join.get(CodeCommentReply.PROP_CONTENT);
join.on(builder.like(builder.lower(attribute), "%" + value.toLowerCase().replace('*', '%') + "%"));
return join.isNotNull();
}
@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();
}
@Override
public Predicate getPredicate(Root<PullRequest> root, CriteriaBuilder builder) {
Join<?, ?> join = root.join(PullRequest.PROP_COMMENTS, JoinType.LEFT);
Path<String> attribute = join.get(PullRequestComment.PROP_CONTENT);
join.on(builder.like(builder.lower(attribute), "%" + value.toLowerCase() + "%"));
return join.isNotNull();
}
@Override
public Predicate getPredicate(Root<PullRequest> root, CriteriaBuilder builder) {
Join<?, ?> join = root
.join(PullRequest.PROP_VERIFICATIONS, JoinType.LEFT)
.join(PullRequestVerification.PROP_BUILD, JoinType.INNER);
Path<?> status = join.get(Build.STATUS);
join.on(builder.or(
builder.equal(status, Build.Status.FAILED),
builder.equal(status, Build.Status.CANCELLED),
builder.equal(status, Build.Status.TIMED_OUT)));
return join.isNotNull();
}
@Override
protected Predicate getValuePredicate(Join<?, ?> field, CriteriaBuilder builder) {
Path<Integer> attribute = field.get(IssueField.PROP_ORDINAL);
if (operator == IssueQueryLexer.Is)
return builder.equal(attribute, value);
else if (operator == IssueQueryLexer.IsGreaterThan)
return builder.greaterThan(attribute, value);
else
return builder.lessThan(attribute, value);
}
@Override
public Predicate getPredicate(Root<Issue> root, CriteriaBuilder builder) {
Join<?, ?> join = root.join(Issue.PROP_COMMENTS, JoinType.LEFT);
Path<String> attribute = join.get(IssueComment.PATH_CONTENT);
join.on(builder.like(builder.lower(attribute), "%" + value.toLowerCase() + "%"));
return join.isNotNull();
}
@Override
protected Predicate getValuePredicate(Join<?, ?> field, CriteriaBuilder builder) {
Path<String> attribute = field.get(IssueField.PROP_VALUE);
if (operator == IssueQueryLexer.Is)
return builder.equal(builder.lower(attribute), value.toLowerCase());
else
return builder.like(builder.lower(attribute), "%" + value.toLowerCase() + "%");
}
@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();
}
@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);
}
@Override
public List<SecurityRoleFunctionKey> getSecurityRoleFunctionKeys()
{
// Create the criteria builder and a tuple style criteria query.
CriteriaBuilder builder = entityManager.getCriteriaBuilder();
CriteriaQuery<Tuple> criteria = builder.createTupleQuery();
// The criteria root is the security role to function mapping.
Root<SecurityRoleFunctionEntity> securityRoleFunctionEntityRoot = criteria.from(SecurityRoleFunctionEntity.class);
// Join to the other tables.
Join<SecurityRoleFunctionEntity, SecurityRoleEntity> securityRoleEntityJoin =
securityRoleFunctionEntityRoot.join(SecurityRoleFunctionEntity_.securityRole);
Join<SecurityRoleFunctionEntity, SecurityFunctionEntity> securityFunctionEntityJoin =
securityRoleFunctionEntityRoot.join(SecurityRoleFunctionEntity_.securityFunction);
// Get the columns.
Path<String> securityRoleNameColumn = securityRoleEntityJoin.get(SecurityRoleEntity_.code);
Path<String> securityFunctionNameColumn = securityFunctionEntityJoin.get(SecurityFunctionEntity_.code);
// Add all clauses to the query.
criteria.multiselect(securityRoleNameColumn, securityFunctionNameColumn)
.orderBy(builder.asc(securityRoleNameColumn), builder.asc(securityFunctionNameColumn));
// 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<SecurityRoleFunctionKey> securityRoleFunctionKeys = new ArrayList<>();
for (Tuple tuple : tuples)
{
securityRoleFunctionKeys.add(new SecurityRoleFunctionKey(tuple.get(securityRoleNameColumn), tuple.get(securityFunctionNameColumn)));
}
// Return the result list.
return securityRoleFunctionKeys;
}
@Override
public List<SecurityRoleFunctionKey> getSecurityRoleFunctionKeysBySecurityRole(String securityRoleName)
{
// Create the criteria builder and a tuple style criteria query.
CriteriaBuilder builder = entityManager.getCriteriaBuilder();
CriteriaQuery<Tuple> criteria = builder.createTupleQuery();
// The criteria root is the security role to function mapping.
Root<SecurityRoleFunctionEntity> securityRoleFunctionEntityRoot = criteria.from(SecurityRoleFunctionEntity.class);
// Join to the other tables.
Join<SecurityRoleFunctionEntity, SecurityRoleEntity> securityRoleEntityJoin =
securityRoleFunctionEntityRoot.join(SecurityRoleFunctionEntity_.securityRole);
Join<SecurityRoleFunctionEntity, SecurityFunctionEntity> securityFunctionEntityJoin =
securityRoleFunctionEntityRoot.join(SecurityRoleFunctionEntity_.securityFunction);
// Get the columns.
Path<String> securityRoleNameColumn = securityRoleEntityJoin.get(SecurityRoleEntity_.code);
Path<String> securityFunctionNameColumn = securityFunctionEntityJoin.get(SecurityFunctionEntity_.code);
// Create the standard restrictions (i.e. the standard where clauses).
Predicate queryRestriction = builder.equal(builder.upper(securityRoleEntityJoin.get(SecurityRoleEntity_.code)), securityRoleName.toUpperCase());
// Add all clauses to the query.
criteria.multiselect(securityRoleNameColumn, securityFunctionNameColumn).where(queryRestriction).orderBy(builder.asc(securityFunctionNameColumn));
// 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<SecurityRoleFunctionKey> securityRoleFunctionKeys = new ArrayList<>();
for (Tuple tuple : tuples)
{
securityRoleFunctionKeys.add(new SecurityRoleFunctionKey(tuple.get(securityRoleNameColumn), tuple.get(securityFunctionNameColumn)));
}
// Return the result list.
return securityRoleFunctionKeys;
}
@Override
public List<BusinessObjectDefinitionEntity> getBusinessObjectDefinitions(List<TagEntity> tagEntities)
{
// 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);
Predicate predicate;
if (!CollectionUtils.isEmpty(tagEntities))
{
//join the business object definition tags
Join<BusinessObjectDefinitionEntity, BusinessObjectDefinitionTagEntity> businessObjectDefinitionTagEntityJoin =
businessObjectDefinitionEntityRoot.join(BusinessObjectDefinitionEntity_.businessObjectDefinitionTags);
// Create the standard restrictions (i.e. the standard where clauses).
predicate = getPredicateForInClause(builder, businessObjectDefinitionTagEntityJoin.get(BusinessObjectDefinitionTagEntity_.tag), tagEntities);
// Add all clauses to the query.
criteria.select(businessObjectDefinitionEntityRoot).where(predicate)
.orderBy(builder.asc(businessObjectDefinitionNameColumn), builder.asc(namespaceCodeColumn));
}
else
{
criteria.select(businessObjectDefinitionEntityRoot).orderBy(builder.asc(businessObjectDefinitionNameColumn), builder.asc(namespaceCodeColumn));
}
//Returns duplicate business object definition. When a bdef is associated with multiple tags.
return entityManager.createQuery(criteria).getResultList();
}
@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);
}
@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);
}
@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;
}
@Override
public List<BusinessObjectFormatKey> getBusinessObjectFormatsWithFilters(BusinessObjectDefinitionKey businessObjectDefinitionKey,
String businessObjectFormatUsage, 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 business object format usage where parameter is not empty
if (StringUtils.isNotEmpty(businessObjectFormatUsage))
{
queryRestriction = builder.and(queryRestriction,
builder.equal(builder.upper(businessObjectFormatEntity.get(BusinessObjectFormatEntity_.usage)), businessObjectFormatUsage.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;
}
@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;
}
@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;
}
@Override
public <V> List<T> findOrderedByPropertyListByEmbeddedProperty(final SingularAttribute<T, V> property,
final Class<V> clazz2, final SingularAttribute<V, ? extends Object> property2, final Object value,
final SingularAttribute<T, ? extends Object> orderByProperty) {
final CriteriaQuery<T> criteriaQuery = criteriaBuilder
.createQuery(persistentClass);
final Root<T> root = criteriaQuery.from(persistentClass);
criteriaQuery.select(root);
if (orderByProperty != null) {
criteriaQuery.orderBy(criteriaBuilder.desc(root.get(orderByProperty)));
}
final Join<T, V> join = root.join(property);
final Path<? extends Object> path = join.get(property2);
final Predicate condition = criteriaBuilder.equal(path, value);
criteriaQuery.where(condition);
final TypedQuery<T> typedQuery = entityManager
.createQuery(criteriaQuery);
addCacheHints(typedQuery, "findListByEmbeddedProperty." + persistentClass.getSimpleName());
return typedQuery.getResultList();
}