Package org.springframework.graphql.data.pagination

Class ConnectionFieldTypeVisitor

java.lang.Object

graphql.schema.GraphQLTypeVisitorStub

org.springframework.graphql.data.pagination.ConnectionFieldTypeVisitor

All Implemented Interfaces:

GraphQLTypeVisitor

public final class ConnectionFieldTypeVisitor
extends GraphQLTypeVisitorStub

GraphQLTypeVisitor that looks for Connection fields in the schema, and decorates their registered DataFetcher in order to adapt return values to Connection.

Use create(List) to create an instance, and then register it via GraphQlSource.Builder.typeVisitors(List).

Since:

1.2.0

Author:

Rossen Stoyanchev

Method Summary

Modifier and Type	Method	Description
static ConnectionFieldTypeVisitor	create(List<ConnectionAdapter> adapters)	Create a ConnectionTypeVisitor instance that delegates to the given adapters to adapt return values to Connection.
TraversalControl	visitGraphQLFieldDefinition(GraphQLFieldDefinition fieldDefinition, TraverserContext<GraphQLSchemaElement> context)

Methods inherited from class graphql.schema.GraphQLTypeVisitorStub

visitGraphQLAppliedDirective, visitGraphQLAppliedDirectiveArgument, visitGraphQLArgument, visitGraphQLDirective, visitGraphQLEnumType, visitGraphQLEnumValueDefinition, visitGraphQLInputObjectField, visitGraphQLInputObjectType, visitGraphQLInterfaceType, visitGraphQLList, visitGraphQLNonNull, visitGraphQLObjectType, visitGraphQLScalarType, visitGraphQLType, visitGraphQLTypeReference, visitGraphQLUnionType

Methods inherited from class java.lang.Object

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

Methods inherited from interface graphql.schema.GraphQLTypeVisitor

changeNode, deleteNode, insertAfter, insertBefore, visitBackRef, visitGraphQLCompositeType, visitGraphQLDirectiveContainer, visitGraphQLFieldsContainer, visitGraphQLInputFieldsContainer, visitGraphQLInputType, visitGraphQLModifiedType, visitGraphQLNullableType, visitGraphQLOutputType, visitGraphQLUnmodifiedType

Method Details

visitGraphQLFieldDefinition

public TraversalControl visitGraphQLFieldDefinition(GraphQLFieldDefinition fieldDefinition,
 TraverserContext<GraphQLSchemaElement> context)

Specified by:

visitGraphQLFieldDefinition in interface GraphQLTypeVisitor

Overrides:

visitGraphQLFieldDefinition in class GraphQLTypeVisitorStub

create

public static ConnectionFieldTypeVisitor create(List<ConnectionAdapter> adapters)

Create a ConnectionTypeVisitor instance that delegates to the given adapters to adapt return values to Connection.

Parameters:

adapters - the adapters to use

Returns:

the type visitor