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".

Field Summary

Fields

Modifier and Type	Field	Description
static final String	REGISTRY_TYPE_CORE	registryType() for core services.

Method Summary

Modifier and Type	Method	Description
Set<TypeName>	contracts()	Contracts of the service.
static DescriptorMetadata	create(String registryType, TypeName descriptor, double weight, Set<TypeName> contracts)	Create a new instance from descriptor information, i.e.
TypeName	descriptorType()	Descriptor type name.
String	registryType()	Type of registry, such as core.
Hson.Struct	toHson()	Create the metadata in Helidon metadata format.
double	weight()	Weight of the service.

Field Details

REGISTRY_TYPE_CORE

static final String REGISTRY_TYPE_CORE

registryType() for core services.

See Also:

• Constant Field Values

Method Details

create

static DescriptorMetadata create(String registryType,
 TypeName descriptor,
 double weight,
 Set<TypeName> contracts)

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

Parameters:

registryType - type of registry, such as REGISTRY_TYPE_CORE

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

weight - weight of the service descriptor

contracts - contracts the service implements

Returns:

a new descriptor metadata instance

registryType

String registryType()

Type of registry, such as core.

Returns:

registry type this descriptor is created for

descriptorType

TypeName descriptorType()

Descriptor type name.

Returns:

descriptor type

contracts

Set<TypeName> contracts()

Contracts of the service.

Returns:

contracts the service implements/provides.

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)