Module io.helidon.service.metadata

Package io.helidon.service.metadata

Interface DescriptorMetadata

All Known Subinterfaces:

DescriptorHandler

public interface DescriptorMetadata

Metadata of a service descriptor, as stored in Helidon specific file "META-INF/helidon/service-registry.json".

Method Summary

Modifier and Type	Method	Description
Set<ResolvedType>	contracts()	Contracts of the service.
static DescriptorMetadata	create(TypeName descriptor, double weight, Set<ResolvedType> contracts, Set<ResolvedType> factoryContracts)	Create a new instance from descriptor information, i.e.
TypeName	descriptorType()	Descriptor type name.
Set<ResolvedType>	factoryContracts()	Contracts of the factory service, if this describes a factory, empty otherwise.
Hson.Struct	toHson()	Create the metadata in Helidon metadata format.
double	weight()	Weight of the service.

Method Details

create

static DescriptorMetadata create(TypeName descriptor,
 double weight,
 Set<ResolvedType> contracts,
 Set<ResolvedType> factoryContracts)

Create a new instance from descriptor information, i.e. when code generating the descriptor metadata.

Parameters:

descriptor - type of the service descriptor (the generated file from helidon-service-codegen)

weight - weight of the service descriptor

contracts - contracts the service implements

factoryContracts - factory contracts the service instance implements

Returns:

a new descriptor metadata instance

descriptorType

TypeName descriptorType()

Descriptor type name.

Returns:

descriptor type

contracts

Set<ResolvedType> contracts()

Contracts of the service.

Returns:

contracts the service implements/provides.

factoryContracts

Set<ResolvedType> factoryContracts()

Contracts of the factory service, if this describes a factory, empty otherwise.

Returns:

factory contracts

weight

double weight()

Weight of the service.

Returns:

service weight

See Also:

• Weight

toHson

Hson.Struct toHson()

Create the metadata in Helidon metadata format. This is used by components that store the metadata.

Returns:

HSON object (similar to JSON)