Examples with SchemaParser graphql.schema.idl.SchemaParser used on opensource projects

Example 6 with SchemaParser

use of graphql.schema.idl.SchemaParser in project incubator-skywalking by apache.

the class GraphQLScriptTest method assertScriptFormat.

@Test
public void assertScriptFormat() {
    SchemaParser schemaParser = new SchemaParser();
    SchemaGenerator schemaGenerator = new SchemaGenerator();
    TypeDefinitionRegistry typeRegistry = new TypeDefinitionRegistry();
    typeRegistry.merge(schemaParser.parse(loadSchema("common.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("trace.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("overview-layer.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("application-layer.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("server-layer.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("service-layer.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("alarm.graphqls")));
    typeRegistry.merge(schemaParser.parse(loadSchema("config.graphqls")));
    RuntimeWiring wiring = buildRuntimeWiring();
    assertTrue(schemaGenerator.makeExecutableSchema(typeRegistry, wiring).getAllTypesAsList().size() > 0);
}

Example 7 with SchemaParser

use of graphql.schema.idl.SchemaParser in project graphql-java by graphql-java.

the class HttpMain method buildStarWarsSchema.

private GraphQLSchema buildStarWarsSchema() {
    // 
    if (starWarsSchema == null) {
        // 
        // 
        // the fetcher of friends uses java-dataloader to make the circular friends fetching
        // more efficient by batching and caching the calls to load Character friends
        // 
        DataFetcher friendsFetcher = environment -> {
            DataLoaderRegistry dataloaderRegistry = asMapGet(environment.getContext(), "dataloaderRegistry");
            DataLoader friendsDataLoader = dataloaderRegistry.getDataLoader("friends");
            List<String> friendIds = asMapGet(environment.getSource(), "friends");
            return friendsDataLoader.loadMany(friendIds);
        };
        // 
        // reads a file that provides the schema types
        // 
        Reader streamReader = loadSchemaFile("starWarsSchemaAnnotated.graphqls");
        TypeDefinitionRegistry typeRegistry = new SchemaParser().parse(streamReader);
        // 
        // the runtime wiring is used to provide the code that backs the
        // logical schema
        // 
        TypeResolver characterTypeResolver = env -> {
            Map<String, Object> obj = (Map<String, Object>) env.getObject();
            String id = (String) obj.get("id");
            GraphQLSchema schema = env.getSchema();
            if (StarWarsData.isHuman(id)) {
                return (GraphQLObjectType) schema.getType("Human");
            } else {
                return (GraphQLObjectType) schema.getType("Droid");
            }
        };
        RuntimeWiring wiring = RuntimeWiring.newRuntimeWiring().type(newTypeWiring("Query").dataFetcher("hero", StarWarsData.getHeroDataFetcher()).dataFetcher("human", StarWarsData.getHumanDataFetcher()).dataFetcher("droid", StarWarsData.getDroidDataFetcher())).type(newTypeWiring("Human").dataFetcher("friends", friendsFetcher)).type(newTypeWiring("Droid").dataFetcher("friends", friendsFetcher)).type(newTypeWiring("Character").typeResolver(characterTypeResolver)).type(newTypeWiring("Episode").enumValues(StarWarsData.getEpisodeResolver())).build();
        // finally combine the logical schema with the physical runtime
        starWarsSchema = new SchemaGenerator().makeExecutableSchema(typeRegistry, wiring);
    }
    return starWarsSchema;
}

Example 8 with SchemaParser

use of graphql.schema.idl.SchemaParser in project graphql-java by graphql-java.

the class ReadmeExamples method parsedSplitSchemaExample.

void parsedSplitSchemaExample() {
    SchemaParser schemaParser = new SchemaParser();
    SchemaGenerator schemaGenerator = new SchemaGenerator();
    File schemaFile1 = loadSchema("starWarsSchemaPart1.graphqls");
    File schemaFile2 = loadSchema("starWarsSchemaPart2.graphqls");
    File schemaFile3 = loadSchema("starWarsSchemaPart3.graphqls");
    TypeDefinitionRegistry typeRegistry = new TypeDefinitionRegistry();
    // each compiled registry is merged into the main registry
    typeRegistry.merge(schemaParser.parse(schemaFile1));
    typeRegistry.merge(schemaParser.parse(schemaFile2));
    typeRegistry.merge(schemaParser.parse(schemaFile3));
    GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeRegistry, buildRuntimeWiring());
}

Example 9 with SchemaParser

use of graphql.schema.idl.SchemaParser in project graphql-java by graphql-java.

the class BatchCompare method buildDataLoaderSchema.

GraphQLSchema buildDataLoaderSchema() {
    Reader streamReader = new InputStreamReader(getClass().getClassLoader().getResourceAsStream("storesanddepartments.graphqls"));
    TypeDefinitionRegistry typeDefinitionRegistry = new SchemaParser().parse(streamReader);
    RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring().type(TypeRuntimeWiring.newTypeWiring("Query").dataFetcher("shops", BatchCompareDataFetchers.shopsDataFetcher)).type(TypeRuntimeWiring.newTypeWiring("Shop").dataFetcher("departments", BatchCompareDataFetchers.departmentsForShopDataLoaderDataFetcher)).type(TypeRuntimeWiring.newTypeWiring("Department").dataFetcher("products", BatchCompareDataFetchers.productsForDepartmentDataLoaderDataFetcher)).build();
    return new SchemaGenerator().makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);
}