com.weedow.spring.data.search.join

Class EntityJoinsImpl

com.weedow.spring.data.search.join.EntityJoinsImpl

All Implemented Interfaces:

EntityJoins

public class EntityJoinsImpl
implements EntityJoins

Default interface EntityJoins implementation.

See Also:

interface EntityJoins

Field Detail

Companion

public static com.weedow.spring.data.search.join.EntityJoinsImpl.Companion Companion

Constructor Detail

EntityJoinsImpl

public EntityJoinsImpl(@NotNull
                       java.lang.Class<?> rootClass)

Default interface EntityJoins implementation.

See Also:

interface EntityJoins

Method Detail

alreadyProcessed

public boolean alreadyProcessed(@NotNull
                                java.lang.Class<?> entityClass,
                                @NotNull
                                java.lang.reflect.Field field)

Check if the class of the given field has been already processed, and so prevent to store the same class EntityJoin more than once.

If the field class is the same class as the root entity, the field is considered as already processed.

Parameters:

entityClass - Class of the Entity

field - a field of the Entity declared with a with a Join Annotation

Returns:

See Also:

class EntityJoin

add

public void add(@NotNull
                EntityJoin entityJoin)

Add a new class EntityJoin.

See Also:

class EntityJoin

getPath

@NotNull
public <T> javax.persistence.criteria.Path<?> getPath(@NotNull
                                                               java.lang.String fieldPath,
                                                               @NotNull
                                                               javax.persistence.criteria.Root<T> root)

Returns the Path corresponding to given fieldPath relative to the specified Root.

Parameters:

fieldPath - path of a field. The nested field path contains dots to separate the parents fields (eg. vehicle.brand)

root - Root object

Returns:

Path representing the field found in the fieldPath

See Also:

fieldPath

getJoins

@NotNull
public java.util.Map<java.lang.String,com.weedow.spring.data.search.join.EntityJoin> getJoins(@NotNull
                                                                                                       kotlin.jvm.functions.Function1<? super com.weedow.spring.data.search.join.EntityJoin,java.lang.Boolean> filter)

Returns every computed joins for the root Entity.

Parameters:

filter - allow to filter the joins and return a sub set according to the filter predicate

Returns:

Map collection that contains join name as key and EntityJoin as value