Examples with GraphQLInterfaceType graphql.schema.GraphQLInterfaceType used on opensource projects

Example 1 with GraphQLInterfaceType

use of graphql.schema.GraphQLInterfaceType in project graphql-java by graphql-java.

the class FunWithStringsSchemaFactory method createSchema.

GraphQLSchema createSchema() {
    GraphQLObjectType stringObjectType = newObject().name("StringObject").field(newFieldDefinition().name("value").type(GraphQLString).dataFetcher(stringObjectValueFetcher)).field(newFieldDefinition().name("nonNullValue").type(new GraphQLNonNull(GraphQLString)).dataFetcher(stringObjectValueFetcher)).field(newFieldDefinition().name("veryNonNullValue").type(new GraphQLNonNull(new GraphQLNonNull(GraphQLString))).dataFetcher(stringObjectValueFetcher)).field(newFieldDefinition().name("throwException").type(GraphQLString).dataFetcher(throwExceptionFetcher)).field(newFieldDefinition().name("returnBadList").type(GraphQLString).dataFetcher(returnBadListFetcher)).field(newFieldDefinition().name("anyIterable").type(new GraphQLList(GraphQLString)).dataFetcher(anyIterableFetcher)).field(newFieldDefinition().name("shatter").type(new GraphQLNonNull(new GraphQLList(new GraphQLNonNull(new GraphQLTypeReference("StringObject"))))).dataFetcher(shatterFetcher)).field(newFieldDefinition().name("wordsAndLetters").type(new GraphQLNonNull(new GraphQLList(new GraphQLNonNull(new GraphQLList(new GraphQLNonNull(new GraphQLNonNull(new GraphQLTypeReference("StringObject")))))))).dataFetcher(wordsAndLettersFetcher)).field(newFieldDefinition().name("split").description("String#split(regex) but replace empty strings with nulls to help us test null behavior in lists").type(new GraphQLList(new GraphQLTypeReference("StringObject"))).argument(GraphQLArgument.newArgument().name("regex").type(GraphQLString)).dataFetcher(splitFetcher)).field(newFieldDefinition().name("splitNotNull").description("String#split(regex) but replace empty strings with nulls to help us test null behavior in lists").type(new GraphQLList(new GraphQLNonNull(new GraphQLTypeReference("StringObject")))).argument(GraphQLArgument.newArgument().name("regex").type(GraphQLString)).dataFetcher(splitFetcher)).field(newFieldDefinition().name("append").type(new GraphQLTypeReference("StringObject")).argument(GraphQLArgument.newArgument().name("text").type(GraphQLString)).dataFetcher(appendFetcher)).field(newFieldDefinition().name("emptyOptional").type(GraphQLString).argument(GraphQLArgument.newArgument().name("text").type(GraphQLString)).dataFetcher(emptyOptionalFetcher)).field(newFieldDefinition().name("optional").type(GraphQLString).argument(GraphQLArgument.newArgument().name("text").type(GraphQLString)).dataFetcher(optionalFetcher)).field(newFieldDefinition().name("completableFuture").type(GraphQLString).argument(GraphQLArgument.newArgument().name("text").type(GraphQLString)).dataFetcher(completableFutureFetcher)).build();
    GraphQLEnumType enumDayType = newEnum().name("Day").value("MONDAY").value("TUESDAY").description("Day of the week").build();
    GraphQLObjectType simpleObjectType = newObject().name("SimpleObject").field(newFieldDefinition().name("value").type(GraphQLString)).build();
    GraphQLInterfaceType interfaceType = newInterface().name("InterfaceType").field(newFieldDefinition().name("value").type(GraphQLString)).typeResolver(env -> {
        // always this for testing
        return simpleObjectType;
    }).build();
    GraphQLObjectType queryType = newObject().name("StringQuery").field(newFieldDefinition().name("string").type(stringObjectType).argument(GraphQLArgument.newArgument().name("value").type(GraphQLString)).dataFetcher(env -> env.getArgument("value"))).field(newFieldDefinition().name("interface").type(interfaceType).argument(GraphQLArgument.newArgument().name("value").type(GraphQLString)).dataFetcher(env -> CompletableFuture.completedFuture(new SimpleObject()))).field(newFieldDefinition().name("nullEnum").type(enumDayType).dataFetcher(env -> null)).build();
    return GraphQLSchema.newSchema().query(queryType).build();
}

Example 2 with GraphQLInterfaceType

use of graphql.schema.GraphQLInterfaceType in project graphql-java by graphql-java.

the class ExecutionStrategy method resolveType.

protected GraphQLObjectType resolveType(ExecutionContext executionContext, ExecutionStrategyParameters parameters, GraphQLType fieldType) {
    GraphQLObjectType resolvedType;
    if (fieldType instanceof GraphQLInterfaceType) {
        TypeResolutionParameters resolutionParams = TypeResolutionParameters.newParameters().graphQLInterfaceType((GraphQLInterfaceType) fieldType).field(parameters.getField().get(0)).value(parameters.getSource()).argumentValues(parameters.getArguments()).context(executionContext.getContext()).schema(executionContext.getGraphQLSchema()).build();
        resolvedType = resolveTypeForInterface(resolutionParams);
    } else if (fieldType instanceof GraphQLUnionType) {
        TypeResolutionParameters resolutionParams = TypeResolutionParameters.newParameters().graphQLUnionType((GraphQLUnionType) fieldType).field(parameters.getField().get(0)).value(parameters.getSource()).argumentValues(parameters.getArguments()).context(executionContext.getContext()).schema(executionContext.getGraphQLSchema()).build();
        resolvedType = resolveTypeForUnion(resolutionParams);
    } else {
        resolvedType = (GraphQLObjectType) fieldType;
    }
    return resolvedType;
}

Example 3 with GraphQLInterfaceType

use of graphql.schema.GraphQLInterfaceType in project graphql-java by graphql-java.

the class ObjectsImplementInterfaces method isCompatible.

/**
 * @return {@code true} if the specified objectType satisfies the constraintType.
 */
boolean isCompatible(GraphQLOutputType constraintType, GraphQLOutputType objectType) {
    if (isSameType(constraintType, objectType)) {
        return true;
    } else if (constraintType instanceof GraphQLUnionType) {
        return objectIsMemberOfUnion((GraphQLUnionType) constraintType, objectType);
    } else if (constraintType instanceof GraphQLInterfaceType && objectType instanceof GraphQLObjectType) {
        return objectImplementsInterface((GraphQLInterfaceType) constraintType, (GraphQLObjectType) objectType);
    } else if (constraintType instanceof GraphQLList && objectType instanceof GraphQLList) {
        GraphQLOutputType wrappedConstraintType = (GraphQLOutputType) ((GraphQLList) constraintType).getWrappedType();
        GraphQLOutputType wrappedObjectType = (GraphQLOutputType) ((GraphQLList) objectType).getWrappedType();
        return isCompatible(wrappedConstraintType, wrappedObjectType);
    } else if (objectType instanceof GraphQLNonNull) {
        GraphQLOutputType nullableConstraint;
        if (constraintType instanceof GraphQLNonNull) {
            nullableConstraint = (GraphQLOutputType) ((GraphQLNonNull) constraintType).getWrappedType();
        } else {
            nullableConstraint = constraintType;
        }
        GraphQLOutputType nullableObjectType = (GraphQLOutputType) ((GraphQLNonNull) objectType).getWrappedType();
        return isCompatible(nullableConstraint, nullableObjectType);
    } else {
        return false;
    }
}

Example 4 with GraphQLInterfaceType

use of graphql.schema.GraphQLInterfaceType in project graphql-java by graphql-java.

the class SchemaGenerator method buildObjectTypeInterfaces.

private void buildObjectTypeInterfaces(BuildContext buildCtx, ObjectTypeDefinition typeDefinition, GraphQLObjectType.Builder builder, List<ObjectTypeExtensionDefinition> extensions) {
    Map<String, GraphQLInterfaceType> interfaces = new LinkedHashMap<>();
    typeDefinition.getImplements().forEach(type -> {
        GraphQLInterfaceType newInterfaceType = buildOutputType(buildCtx, type);
        interfaces.put(newInterfaceType.getName(), newInterfaceType);
    });
    extensions.forEach(extension -> extension.getImplements().forEach(type -> {
        GraphQLInterfaceType interfaceType = buildOutputType(buildCtx, type);
        if (!interfaces.containsKey(interfaceType.getName())) {
            interfaces.put(interfaceType.getName(), interfaceType);
        }
    }));
    interfaces.values().forEach(builder::withInterface);
}