Package nl.datasteel.crudcraft.projection.impl

Class RoutingProjectionExecutor

java.lang.Object

nl.datasteel.crudcraft.projection.impl.RoutingProjectionExecutor

All Implemented Interfaces:

ProjectionExecutor

public class RoutingProjectionExecutor
extends Object
implements ProjectionExecutor

Delegates projection execution to the first ProjectionExecutorProvider that supports the given ProjectionQuery.

Constructor Summary

Constructors

Constructor	Description
RoutingProjectionExecutor(List<ProjectionExecutorProvider> providers)	Constructs a new RoutingProjectionExecutor with the provided list of ProjectionExecutorProviders.

Method Summary

Modifier and Type	Method	Description
<T, D> ProjectionResult<D>	project(Class<T> entityType, Class<D> dtoType, ProjectionQuery<T> query)	Executes the projection query by delegating to the appropriate ProjectionExecutorProvider based on the query type.

Methods inherited from class java.lang.Object

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

Constructor Details

RoutingProjectionExecutor

public RoutingProjectionExecutor(List<ProjectionExecutorProvider> providers)

Constructs a new RoutingProjectionExecutor with the provided list of ProjectionExecutorProviders.

Parameters:

providers - a list of ProjectionExecutorProviders to route queries to

Method Details

project

public <T,
D> ProjectionResult<D> project(Class<T> entityType,
 Class<D> dtoType,
 ProjectionQuery<T> query)

Executes the projection query by delegating to the appropriate ProjectionExecutorProvider based on the query type.

Specified by:

project in interface ProjectionExecutor

Type Parameters:

T - the type of the entity

D - the type of the DTO

Parameters:

entityType - the type of the entity being projected

dtoType - the type of the DTO to project into

query - the projection query to execute

Returns:

a ProjectionResult containing the projected data