Module io.helidon.service.registry

Package io.helidon.service.registry

Class RegistryBuilderSupport

java.lang.Object

io.helidon.service.registry.RegistryBuilderSupport

public class RegistryBuilderSupport
extends Object

Methods used from generated code in builders when service registry (without Config) is used.

Method Summary

Modifier and Type	Method	Description
static <T> Optional<T>	service(Optional<ServiceRegistry> registry, TypeName contract, Optional<T> existingValue, boolean useRegistry)	Get the first service from the registry if not configured in the builder.
static <T> List<T>	serviceList(Optional<ServiceRegistry> registry, TypeName contract, boolean useRegistry)	Discover services from the registry.
static <T> Set<T>	serviceSet(Optional<ServiceRegistry> registry, TypeName contract, boolean useRegistry)	Discover services from the registry.

Methods inherited from class java.lang.Object

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

Method Details

serviceList

public static <T> List<T> serviceList(Optional<ServiceRegistry> registry,
 TypeName contract,
 boolean useRegistry)

Discover services from the registry.

Type Parameters:

T - type of the contract

Parameters:

registry - service registry to use, if provided explicitly

contract - contract that is requested

useRegistry - whether to use the service registry at all

Returns:

a list of contract implementation from the registry

serviceSet

public static <T> Set<T> serviceSet(Optional<ServiceRegistry> registry,
 TypeName contract,
 boolean useRegistry)

Discover services from the registry.

Type Parameters:

T - type of the contract

Parameters:

registry - service registry to use, if provided explicitly

contract - contract that is requested

useRegistry - whether to use the service registry at all

Returns:

a set of contract implementation

service

public static <T> Optional<T> service(Optional<ServiceRegistry> registry,
 TypeName contract,
 Optional<T> existingValue,
 boolean useRegistry)

Get the first service from the registry if not configured in the builder.

Type Parameters:

T - type of the contract

Parameters:

registry - service registry to use, if provided explicitly

contract - contract that is requested

existingValue - current values configured on the builder

useRegistry - whether to use the service registry at all

Returns:

a list of contract implementation, combined from what user provided in builder and what was discovered in registry