jakarta.nosql.mapping.column

Interface ColumnEntityConverter

public interface ColumnEntityConverter

This interface represents the converter between an entity and the ColumnEntity

Method Summary

Modifier and Type	Method and Description
ColumnEntity	toColumn(Object entityInstance) Converts the instance entity to ColumnEntity
<T> T	toEntity(Class<T> entityClass, ColumnEntity entity) Converts a ColumnEntity to entity
<T> T	toEntity(ColumnEntity entity) Similar to toEntity(Class, ColumnEntity), but search the instance type from ColumnEntity.getName()
<T> T	toEntity(T entityInstance, ColumnEntity entity) Converts a ColumnEntity to entity Instead of creating a new object is uses the instance used in this parameters

Method Detail

toColumn

ColumnEntity toColumn(Object entityInstance)

Converts the instance entity to ColumnEntity

Parameters:

entityInstance - the instnace

Returns:

a ColumnEntity instance

Throws:

NullPointerException - when entityInstance is null

toEntity

<T> T toEntity(Class<T> entityClass,
               ColumnEntity entity)

Converts a ColumnEntity to entity

Type Parameters:

T - the entity type

Parameters:

entityClass - the entity class

entity - the ColumnEntity to be converted

Returns:

the instance from ColumnEntity

Throws:

NullPointerException - when either entityClass or entity are null

toEntity

<T> T toEntity(T entityInstance,
               ColumnEntity entity)

Converts a ColumnEntity to entity Instead of creating a new object is uses the instance used in this parameters

Type Parameters:

T - the entity type

Parameters:

entityInstance - the instance

entity - the ColumnEntity to be converted

Returns:

the same instance with values set from ColumnEntity

Throws:

NullPointerException - when either entityInstance or entity are null

toEntity

<T> T toEntity(ColumnEntity entity)

Similar to toEntity(Class, ColumnEntity), but search the instance type from ColumnEntity.getName()

Type Parameters:

T - the entity type

Parameters:

entity - the ColumnEntity to be converted

Returns:

the instance from ColumnEntity

Throws:

NullPointerException - when entity is null