public interface Update<T extends StructuredType<?>> extends CqnUpdate
CdsDataStore.| Modifier and Type | Method and Description |
|---|---|
Update<T> |
byId(Object idValue)
Sets the where condition of the update statement, requiring that the value of
the single key element of the target entity set is equal to the given
idValue.
|
static Update<StructuredType<?>> |
copy(CqnUpdate update)
|
static Update<StructuredType<?>> |
cqn(String cqnUpdate)
Creates an update statement to update data for a specified entity set.
|
Update<T> |
data(Map<String,?> data)
Sets the values to be updated by the update statement.
|
Update<T> |
data(String elementName,
Object value)
Adds an element to be updated to the update statement.
|
static Update<StructuredType<?>> |
entity(CdsEntity entity)
Creates an update statement to update data for a specified entity set.
|
static Update<StructuredType<?>> |
entity(CdsEntity entity,
UnaryOperator<StructuredType<?>> path)
Creates an update statement to update entries of a specified entity set.
|
static <R extends StructuredType<R>,T extends StructuredType<T>> |
entity(Class<R> entity,
Function<R,T> path)
Creates an update statement to update data for a specified entity set.
|
static <T extends StructuredType<T>> |
entity(Class<T> entity)
Creates an update statement to update data for a specified entity set.
|
static Update<StructuredType<?>> |
entity(String qualifiedName)
Creates an update statement to update entries of a specified entity set.
|
static Update<StructuredType<?>> |
entity(String qualifiedName,
UnaryOperator<StructuredType<?>> path)
Creates an update statement to update entries of a specified entity set.
|
static <T extends StructuredType<?>> |
entity(T entity)
Creates an update statement to update entries from a specified entity set.
|
Update<T> |
entries(Iterable<? extends Map<String,?>> entries)
Sets the batch data to be updated by the update statement.
|
Update<T> |
matching(Map<String,?> values)
Sets the where condition of the update statement.
|
Update<T> |
where(CqnPredicate predicate)
Sets the where condition of the update statement.
|
Update<T> |
where(Function<T,CqnPredicate> predicate)
Sets the where condition of the update statement.
|
accept, data, elements, entries, wherereftoJsonstatic Update<StructuredType<?>> entity(String qualifiedName)
qualifiedName - the fully qualified name of the CDS entity setstatic <T extends StructuredType<?>> Update<T> entity(T entity)
T - the type of the entity setentity - the structured type representing the entity setstatic Update<StructuredType<?>> entity(String qualifiedName, UnaryOperator<StructuredType<?>> path)
qualifiedName - the fully qualified name of the CDS entity setpath - a path expression navigating from the root entity to the
target entity of the update statementstatic <T extends StructuredType<T>> Update<T> entity(Class<T> entity)
T - the type of the entity setentity - the static model representation of the entity setstatic <R extends StructuredType<R>,T extends StructuredType<T>> Update<T> entity(Class<R> entity, Function<R,T> path)
R - the type of the root entityT - the type of the target entityentity - the static model representation of the entity setpath - a path expression navigating from the root entity to the target
entity of the update statementstatic Update<StructuredType<?>> entity(CdsEntity entity, UnaryOperator<StructuredType<?>> path)
entity - the model representation of the entity set obtained by
reflectionpath - a path expression navigating from the root entity to the target
entity of the update statementCdsModel.findEntity(String),
CdsModel.entities()static Update<StructuredType<?>> entity(CdsEntity entity)
entity - the model representation of the entity set obtained by
reflectionCdsModel.findEntity(String),
CdsModel.entities()static Update<StructuredType<?>> copy(CqnUpdate update)
update - the CqnUpdate to be copiedstatic Update<StructuredType<?>> cqn(String cqnUpdate)
cqnUpdate - the CQN representation of the update statementUpdate<T> entries(Iterable<? extends Map<String,?>> entries)
entries - a collection of data to be updated given as a map from element
name to new valueUpdate<T> data(Map<String,?> data)
data - the data to be updated as a map from element name to new valueUpdate<T> data(String elementName, Object value)
elementName - the element name of the target entityvalue - the new value of the elementUpdate<T> where(CqnPredicate predicate)
predicate - a CqnPredicateUpdate<T> where(Function<T,CqnPredicate> predicate)
predicate - a Function providing the where conditionUpdate<T> matching(Map<String,?> values)
CqnParameter. The map entries are transformed into
comparison predicates and joined via and.values - the element name to value map defining the where conditionCopyright © 2020 SAP. All rights reserved.