Examples with UnionTypeDefinition graphql.language.UnionTypeDefinition used on opensource projects

Example 6 with UnionTypeDefinition

use of graphql.language.UnionTypeDefinition in project graphql-java by graphql-java.

the class SchemaGenerator method buildUnionType.

private GraphQLUnionType buildUnionType(BuildContext buildCtx, UnionTypeDefinition typeDefinition) {
    GraphQLUnionType.Builder builder = GraphQLUnionType.newUnionType();
    builder.definition(typeDefinition);
    builder.name(typeDefinition.getName());
    builder.description(schemaGeneratorHelper.buildDescription(typeDefinition, typeDefinition.getDescription()));
    builder.typeResolver(getTypeResolverForUnion(buildCtx, typeDefinition));
    List<UnionTypeExtensionDefinition> extensions = unionTypeExtensions(typeDefinition, buildCtx);
    typeDefinition.getMemberTypes().forEach(mt -> {
        GraphQLOutputType outputType = buildOutputType(buildCtx, mt);
        if (outputType instanceof GraphQLTypeReference) {
            builder.possibleType((GraphQLTypeReference) outputType);
        } else {
            builder.possibleType((GraphQLObjectType) outputType);
        }
    });
    builder.withDirectives(buildDirectives(typeDefinition.getDirectives(), directivesOf(extensions), UNION));
    extensions.forEach(extension -> extension.getMemberTypes().forEach(mt -> {
        GraphQLOutputType outputType = buildOutputType(buildCtx, mt);
        if (!builder.containType(outputType.getName())) {
            if (outputType instanceof GraphQLTypeReference) {
                builder.possibleType((GraphQLTypeReference) outputType);
            } else {
                builder.possibleType((GraphQLObjectType) outputType);
            }
        }
    }));
    return builder.build();
}

Example 7 with UnionTypeDefinition

use of graphql.language.UnionTypeDefinition in project graphql-java by graphql-java.

the class SchemaDiff method checkType.

private void checkType(DiffCtx ctx, Type oldType, Type newType) {
    String typeName = getTypeName(oldType);
    // prevent circular references
    if (ctx.examiningType(typeName)) {
        return;
    }
    if (isSystemScalar(typeName)) {
        return;
    }
    if (isReservedType(typeName)) {
        return;
    }
    Optional<TypeDefinition> oldTD = ctx.getOldTypeDef(oldType, TypeDefinition.class);
    Optional<TypeDefinition> newTD = ctx.getNewTypeDef(newType, TypeDefinition.class);
    if (!oldTD.isPresent()) {
        ctx.report(DiffEvent.apiInfo().typeName(typeName).reasonMsg("Type '%s' is missing", typeName).build());
        return;
    }
    TypeDefinition oldDef = oldTD.get();
    ctx.report(DiffEvent.apiInfo().typeName(typeName).typeKind(getTypeKind(oldDef)).reasonMsg("Examining type '%s' ...", typeName).build());
    if (!newTD.isPresent()) {
        ctx.report(DiffEvent.apiBreakage().category(DiffCategory.MISSING).typeName(typeName).typeKind(getTypeKind(oldDef)).reasonMsg("The new API does not have a type called '%s'", typeName).build());
        ctx.exitType();
        return;
    }
    TypeDefinition newDef = newTD.get();
    if (!oldDef.getClass().equals(newDef.getClass())) {
        ctx.report(DiffEvent.apiBreakage().category(DiffCategory.INVALID).typeName(typeName).typeKind(getTypeKind(oldDef)).components(getTypeKind(oldDef), getTypeKind(newDef)).reasonMsg("The new API has changed '%s' from a '%s' to a '%s'", typeName, getTypeKind(oldDef), getTypeKind(newDef)).build());
        ctx.exitType();
        return;
    }
    if (oldDef instanceof ObjectTypeDefinition) {
        checkObjectType(ctx, (ObjectTypeDefinition) oldDef, (ObjectTypeDefinition) newDef);
    }
    if (oldDef instanceof InterfaceTypeDefinition) {
        checkInterfaceType(ctx, (InterfaceTypeDefinition) oldDef, (InterfaceTypeDefinition) newDef);
    }
    if (oldDef instanceof UnionTypeDefinition) {
        checkUnionType(ctx, (UnionTypeDefinition) oldDef, (UnionTypeDefinition) newDef);
    }
    if (oldDef instanceof InputObjectTypeDefinition) {
        checkInputObjectType(ctx, (InputObjectTypeDefinition) oldDef, (InputObjectTypeDefinition) newDef);
    }
    if (oldDef instanceof EnumTypeDefinition) {
        checkEnumType(ctx, (EnumTypeDefinition) oldDef, (EnumTypeDefinition) newDef);
    }
    if (oldDef instanceof ScalarTypeDefinition) {
        checkScalarType(ctx, (ScalarTypeDefinition) oldDef, (ScalarTypeDefinition) newDef);
    }
    ctx.exitType();
}

Example 8 with UnionTypeDefinition

use of graphql.language.UnionTypeDefinition in project graphql-java by graphql-java.

the class IntrospectionResultToSchema method createUnion.

@SuppressWarnings("unchecked")
UnionTypeDefinition createUnion(Map<String, Object> input) {
    assertTrue(input.get("kind").equals("UNION"), "wrong input");
    UnionTypeDefinition unionTypeDefinition = new UnionTypeDefinition((String) input.get("name"));
    unionTypeDefinition.setComments(toComment((String) input.get("description")));
    List<Map<String, Object>> possibleTypes = (List<Map<String, Object>>) input.get("possibleTypes");
    for (Map<String, Object> possibleType : possibleTypes) {
        TypeName typeName = new TypeName((String) possibleType.get("name"));
        unionTypeDefinition.getMemberTypes().add(typeName);
    }
    return unionTypeDefinition;
}