io.jmix.core

Class FluentLoader.ById<E>

java.lang.Object

io.jmix.core.FluentLoader.ById<E>

Enclosing class:

FluentLoader<E>

public static class FluentLoader.ById<E>
extends java.lang.Object

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ById(FluentLoader<E> loader, java.lang.Object id)

Method Summary

Modifier and Type	Method and Description
FluentLoader.ById<E>	accessConstraints(java.lang.Class<? extends AccessConstraint> accessConstraintsClass) Adds registered access constraints that are subclasses of the given class.
FluentLoader.ById<E>	accessConstraints(java.util.Collection<AccessConstraint<?>> accessConstraints) Adds access constraints.
FluentLoader.ById<E>	fetchPlan(java.util.function.Consumer<FetchPlanBuilder> fetchPlanBuilderConfigurer) Configure the fetch plan.
FluentLoader.ById<E>	fetchPlan(FetchPlan fetchPlan) Sets a fetch plan.
FluentLoader.ById<E>	fetchPlan(java.lang.String fetchPlanName) Sets a fetch plan by name.
FluentLoader.ById<E>	fetchPlanProperties(java.lang.String... properties) Sets a fetch plan containing the given properties.
FluentLoader.ById<E>	hint(java.lang.String hintName, java.io.Serializable value) Adds a custom hint that should be used by the query.
FluentLoader.ById<E>	hints(java.util.Map<java.lang.String,java.io.Serializable> hints) Adds custom hints that should be used by the query.
FluentLoader.ById<E>	joinTransaction(boolean join) Indicates that the operation must be performed in an existing transaction if it exists.
E	one() Loads a single instance.
java.util.Optional<E>	optional() Loads a single instance and wraps it in Optional.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ById

protected ById(FluentLoader<E> loader,
               java.lang.Object id)

Method Detail

optional

public java.util.Optional<E> optional()

Loads a single instance and wraps it in Optional.

one

public E one()

Loads a single instance.

Throws:

java.lang.IllegalStateException - if nothing was loaded

fetchPlan

public FluentLoader.ById<E> fetchPlan(@Nullable
                                      FetchPlan fetchPlan)

Sets a fetch plan.

fetchPlan

public FluentLoader.ById<E> fetchPlan(@Nullable
                                      java.lang.String fetchPlanName)

Sets a fetch plan by name.

fetchPlan

public FluentLoader.ById<E> fetchPlan(java.util.function.Consumer<FetchPlanBuilder> fetchPlanBuilderConfigurer)

Configure the fetch plan.

fetchPlanProperties

public FluentLoader.ById<E> fetchPlanProperties(java.lang.String... properties)

Sets a fetch plan containing the given properties. A property can be designated by a path in the entity graph. For example:

     dataManager.load(Pet.class)
         .id(petId)
         .fetchPlanProperties(
                 "name",
                 "owner.name",
                 "owner.address.city")
         .list();
 

hint

public FluentLoader.ById<E> hint(java.lang.String hintName,
                                 java.io.Serializable value)

Adds a custom hint that should be used by the query.

hints

public FluentLoader.ById<E> hints(java.util.Map<java.lang.String,java.io.Serializable> hints)

Adds custom hints that should be used by the query.

accessConstraints

public FluentLoader.ById<E> accessConstraints(java.util.Collection<AccessConstraint<?>> accessConstraints)

Adds access constraints.

accessConstraints

public FluentLoader.ById<E> accessConstraints(java.lang.Class<? extends AccessConstraint> accessConstraintsClass)

Adds registered access constraints that are subclasses of the given class.

joinTransaction

public FluentLoader.ById<E> joinTransaction(boolean join)

Indicates that the operation must be performed in an existing transaction if it exists. True by default.