graphql.schema.idl.SchemaParser Java Examples

The following examples show how to use graphql.schema.idl.SchemaParser. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: ApolloWSHandlerTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("counter.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("staticCounter", this::getStaticCounter))
    .type("Subscription", builder -> builder.dataFetcher("counter", this::getCounter))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #2
Source File: VertxGraphqlResource.java    From quarkus with Apache License 2.0 6 votes vote down vote up
public void setupRouter(@Observes Router router) {
    String schema = "type Query{hello: String}";

    SchemaParser schemaParser = new SchemaParser();
    TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

    RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring()
            .type("Query", builder -> builder.dataFetcher("hello", new StaticDataFetcher("world")))
            .build();

    SchemaGenerator schemaGenerator = new SchemaGenerator();
    GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

    GraphQL graphQL = GraphQL.newGraphQL(graphQLSchema).build();

    router.route("/graphql").handler(ApolloWSHandler.create(graphQL));
    router.route("/graphql").handler(GraphQLHandler.create(graphQL));
}
 
Example #3
Source File: GraphQLIntegrationTest.java    From rsocket-rpc-java with Apache License 2.0 6 votes vote down vote up
private static GraphQLSchema getGraphQLSchema() throws Exception {
  SchemaParser schemaParser = new SchemaParser();
  SchemaGenerator schemaGenerator = new SchemaGenerator();

  URL resource = Thread.currentThread().getContextClassLoader().getResource("schema.graphqls");
  Path path = Paths.get(resource.toURI());
  String s = read(path);

  TypeDefinitionRegistry registry = schemaParser.parse(s);

  RuntimeWiring wiring =
      RuntimeWiring.newRuntimeWiring()
          .type(
              newTypeWiring("Query")
                  .dataFetcher("bookById", GraphQLDataFetchers.getBookByIdDataFetcher()))
          .type(
              newTypeWiring("Book")
                  .dataFetcher("author", GraphQLDataFetchers.getAuthorDataFetcher()))
          .build();

  return schemaGenerator.makeExecutableSchema(registry, wiring);
}
 
Example #4
Source File: HGQLConfig.java    From hypergraphql with Apache License 2.0 6 votes vote down vote up
private HGQLConfig(final InputStream inputStream) {

        ObjectMapper mapper = new ObjectMapper();

        try {
            HGQLConfig config = mapper.readValue(inputStream, HGQLConfig.class);

            SchemaParser schemaParser = new SchemaParser();
            TypeDefinitionRegistry registry = schemaParser.parse(new File(config.schemaFile));

            this.name = config.name;
            this.schemaFile = config.schemaFile;
            this.graphqlConfig = config.graphqlConfig;
            checkServicePorts(config.serviceConfigs);
            this.serviceConfigs = config.serviceConfigs;
            HGQLSchemaWiring wiring = new HGQLSchemaWiring(registry, name, serviceConfigs);
            this.schema = wiring.getSchema();
            this.hgqlSchema = wiring.getHgqlSchema();
        } catch (IOException e) {
            throw new HGQLConfigurationException("Error reading from configuration file", e);
        }
    }
 
Example #5
Source File: GraphQLFactory.java    From dropwizard-graphql with Apache License 2.0 6 votes vote down vote up
public GraphQLSchema build() throws SchemaProblem {
  if (graphQLSchema.isPresent()) {
    return graphQLSchema.get();
  }

  final SchemaParser parser = new SchemaParser();
  final TypeDefinitionRegistry registry = new TypeDefinitionRegistry();

  if (!schemaFiles.isEmpty()) {
    schemaFiles.stream()
        .filter(f -> !Strings.isNullOrEmpty(f))
        .map(f -> getResourceAsReader(f))
        .map(r -> parser.parse(r))
        .forEach(p -> registry.merge(p));
  }

  final SchemaGenerator generator = new SchemaGenerator();
  final GraphQLSchema schema = generator.makeExecutableSchema(registry, runtimeWiring);
  return schema;
}
 
Example #6
Source File: GraphQLFactory.java    From micronaut-graphql with Apache License 2.0 6 votes vote down vote up
@Bean
@Singleton
public GraphQL graphQL(ResourceResolver resourceResolver, HelloDataFetcher helloDataFetcher) { // <2>

    SchemaParser schemaParser = new SchemaParser();
    SchemaGenerator schemaGenerator = new SchemaGenerator();

    // Parse the schema.
    TypeDefinitionRegistry typeRegistry = new TypeDefinitionRegistry();
    typeRegistry.merge(schemaParser.parse(new BufferedReader(new InputStreamReader(
            resourceResolver.getResourceAsStream("classpath:schema.graphqls").get()))));

    // Create the runtime wiring.
    RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring()
            .type("Query", typeWiring -> typeWiring
                    .dataFetcher("hello", helloDataFetcher))
            .build();

    // Create the executable schema.
    GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeRegistry, runtimeWiring);

    // Return the GraphQL bean.
    return GraphQL.newGraphQL(graphQLSchema).build();
}
 
Example #7
Source File: ApiDesignResourceInfo.java    From apicurio-studio with Apache License 2.0 6 votes vote down vote up
private static ApiDesignResourceInfo fromGraphQLContent(String content) {
    try {
        SchemaParser schemaParser = new SchemaParser();
        TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(content);
        int numTypes = typeDefinitionRegistry.types().size();
        ApiDesignResourceInfo info = new ApiDesignResourceInfo();
        info.setFormat(FormatType.SDL);
        info.setName("Imported GraphQL Schema");
        String typeList = String.join(", ", typeDefinitionRegistry.types().keySet());
        info.setDescription("An imported GraphQL schema with the following " + numTypes + " types: " + typeList);
        info.setType(ApiDesignType.GraphQL);
        return info;
    } catch (Exception e) {
    }
    return null;
}
 
Example #8
Source File: HGQLConfigService.java    From hypergraphql with Apache License 2.0 6 votes vote down vote up
HGQLConfig loadHGQLConfig(final String hgqlConfigPath, final InputStream inputStream, final String username, final String password, boolean classpath) {

        final ObjectMapper mapper = new ObjectMapper();

        try {

            final HGQLConfig config = mapper.readValue(inputStream, HGQLConfig.class);
            final SchemaParser schemaParser = new SchemaParser();

            final String fullSchemaPath = extractFullSchemaPath(hgqlConfigPath, config.getSchemaFile());

            LOGGER.debug("Schema config path: " + fullSchemaPath);

            final Reader reader = selectAppropriateReader(fullSchemaPath, username, password, classpath);
            final TypeDefinitionRegistry registry =
                    schemaParser.parse(reader);

            final HGQLSchemaWiring wiring = new HGQLSchemaWiring(registry, config.getName(), config.getServiceConfigs());
            config.setGraphQLSchema(wiring.getSchema());
            config.setHgqlSchema(wiring.getHgqlSchema());
            return config;

        } catch (IOException | URISyntaxException e) {
            throw new HGQLConfigurationException("Error reading from configuration file", e);
        }
    }
 
Example #9
Source File: GraphQLSchemaDefinition.java    From carbon-apimgt with Apache License 2.0 6 votes vote down vote up
/**
 * Extract GraphQL Operations from given schema
 * @param schema graphQL Schema
 * @return the arrayList of APIOperationsDTOextractGraphQLOperationList
 *
 */
public List<URITemplate> extractGraphQLOperationList(String schema, String type) {
    List<URITemplate> operationArray = new ArrayList<>();
    SchemaParser schemaParser = new SchemaParser();
    TypeDefinitionRegistry typeRegistry = schemaParser.parse(schema);
    Map<java.lang.String, TypeDefinition> operationList = typeRegistry.types();
    for (Map.Entry<String, TypeDefinition> entry : operationList.entrySet()) {
        if (entry.getValue().getName().equals(APIConstants.GRAPHQL_QUERY) ||
                entry.getValue().getName().equals(APIConstants.GRAPHQL_MUTATION)
                || entry.getValue().getName().equals(APIConstants.GRAPHQL_SUBSCRIPTION)) {
            if (type == null) {
                addOperations(entry, operationArray);
            } else if (type.equals(entry.getValue().getName().toUpperCase())) {
                addOperations(entry, operationArray);
            }
        }
    }
    return operationArray;
}
 
Example #10
Source File: GraphQLSchemaDefinition.java    From carbon-apimgt with Apache License 2.0 6 votes vote down vote up
/**
 * Extract GraphQL Types and Fields from given schema
 *
 * @param schema GraphQL Schema
 * @return list of all types and fields
 */
public List<GraphqlSchemaType> extractGraphQLTypeList(String schema) {
    List<GraphqlSchemaType> typeList = new ArrayList<>();
    SchemaParser schemaParser = new SchemaParser();
    TypeDefinitionRegistry typeRegistry = schemaParser.parse(schema);
    Map<java.lang.String, TypeDefinition> list = typeRegistry.types();
    for (Map.Entry<String, TypeDefinition> entry : list.entrySet()) {
        if (entry.getValue() instanceof ObjectTypeDefinition) {
            GraphqlSchemaType graphqlSchemaType = new GraphqlSchemaType();
            List<String> fieldList = new ArrayList<>();
            graphqlSchemaType.setType(entry.getValue().getName());
            for (FieldDefinition fieldDef : ((ObjectTypeDefinition) entry.getValue()).getFieldDefinitions()) {
                fieldList.add(fieldDef.getName());
            }
            graphqlSchemaType.setFieldList(fieldList);
            typeList.add(graphqlSchemaType);
        }
    }
    return typeList;
}
 
Example #11
Source File: MultipartRequestTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
private GraphQL graphQL() {
  final String schema = vertx.fileSystem().readFileBlocking("upload.graphqls").toString();
  final String emptyQueryschema = vertx.fileSystem().readFileBlocking("emptyQuery.graphqls").toString();

  final SchemaParser schemaParser = new SchemaParser();
  final TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema)
    .merge(schemaParser.parse(emptyQueryschema));

  final RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring()
    .scalar(UploadScalar.build())
    .type("Mutation", builder -> {
      builder.dataFetcher("singleUpload", this::singleUpload);
      builder.dataFetcher("multipleUpload", this::multipleUpload);
      return builder;
    }).build();

  final SchemaGenerator schemaGenerator = new SchemaGenerator();
  final GraphQLSchema graphQLSchema = schemaGenerator
    .makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema).build();
}
 
Example #12
Source File: LocaleTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("locale.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("locale", this::getLocale))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #13
Source File: GraphQLTestBase.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("links.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("allLinks", this::getAllLinks))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #14
Source File: FederationTest.java    From federation-jvm with MIT License 6 votes vote down vote up
@Test
void testPrinterEmpty() {
    TypeDefinitionRegistry typeDefinitionRegistry = new SchemaParser().parse(printerEmptySDL);
    RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring()
            .type("Interface1", typeWiring -> typeWiring
                    .typeResolver(env -> null)
            )
            .type("Interface2", typeWiring -> typeWiring
                    .typeResolver(env -> null)
            )
            .build();
    GraphQLSchema graphQLSchema = new SchemaGenerator().makeExecutableSchema(
            typeDefinitionRegistry,
            runtimeWiring
    );
    Assertions.assertEquals(
            printerEmptySDL.trim(),
            new FederationSdlPrinter(FederationSdlPrinter.Options.defaultOptions()
                    .includeDirectiveDefinitions(def -> !standardDirectives.contains(def.getName()))
            ).print(graphQLSchema).trim()
    );
}
 
Example #15
Source File: VertxMappedBatchLoaderTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
@Override
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("links.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("allLinks", this::getAllLinks))
    .type("Link", builder -> builder.dataFetcher("postedBy", this::getLinkPostedBy))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);
  DataLoaderDispatcherInstrumentation dispatcherInstrumentation = new DataLoaderDispatcherInstrumentation();

  return GraphQL.newGraphQL(graphQLSchema)
    .instrumentation(dispatcherInstrumentation)
    .build();
}
 
Example #16
Source File: VertxDataFetcherTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
@Override
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("links.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> {
      VertxDataFetcher<Object> dataFetcher = VertxDataFetcher.create((env, fut) -> fut.complete(getAllLinks(env)));
      return builder.dataFetcher("allLinks", dataFetcher);
    })
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #17
Source File: VertxBatchLoaderTest.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
@Override
protected GraphQL graphQL() {
  String schema = vertx.fileSystem().readFileBlocking("links.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("allLinks", this::getAllLinks))
    .type("Link", builder -> builder.dataFetcher("postedBy", this::getLinkPostedBy))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);
  DataLoaderDispatcherInstrumentation dispatcherInstrumentation = new DataLoaderDispatcherInstrumentation();

  return GraphQL.newGraphQL(graphQLSchema)
    .instrumentation(dispatcherInstrumentation)
    .build();
}
 
Example #18
Source File: ApolloTestsServer.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
private GraphQL setupGraphQL() {
  String schema = vertx.fileSystem().readFileBlocking("links.graphqls").toString();
  String uploadSchema = vertx.fileSystem().readFileBlocking("upload.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema)
    .merge(schemaParser.parse(uploadSchema));

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .scalar(UploadScalar.build())
    .type("Query", builder -> builder.dataFetcher("allLinks", this::getAllLinks))
    .type("Mutation", builder -> builder.dataFetcher("singleUpload", this::singleUpload))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #19
Source File: ApolloTestsServer.java    From vertx-web with Apache License 2.0 6 votes vote down vote up
private GraphQL setupWsGraphQL() {
  String schema = vertx.fileSystem().readFileBlocking("counter.graphqls").toString();

  SchemaParser schemaParser = new SchemaParser();
  TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(schema);

  RuntimeWiring runtimeWiring = newRuntimeWiring()
    .type("Query", builder -> builder.dataFetcher("staticCounter", this::staticCounter))
    .type("Subscription", builder -> builder.dataFetcher("counter", this::counter))
    .build();

  SchemaGenerator schemaGenerator = new SchemaGenerator();
  GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);

  return GraphQL.newGraphQL(graphQLSchema)
    .build();
}
 
Example #20
Source File: RootQuery.java    From timbuctoo with GNU General Public License v3.0 6 votes vote down vote up
public RootQuery(DataSetRepository dataSetRepository, SupportedExportFormats supportedFormats,
                 String archetypes, Function<Runnable, RdfWiringFactory> wiringFactory,
                 DerivedSchemaGenerator typeGenerator, ObjectMapper objectMapper,
                 ResourceSyncFileLoader resourceSyncFileLoader, ResourceSyncService resourceSyncService,
                 ExecutorService schemaAccessQueue)
  throws IOException {
  this.dataSetRepository = dataSetRepository;
  this.supportedFormats = supportedFormats;
  this.archetypes = archetypes;
  this.wiringFactory = wiringFactory.apply(this::scheduleRebuild);
  this.typeGenerator = typeGenerator;
  this.objectMapper = objectMapper;
  this.resourceSyncFileLoader = resourceSyncFileLoader;
  this.resourceSyncService = resourceSyncService;
  this.schemaAccessQueue = schemaAccessQueue;
  staticQuery = Resources.toString(getResource(RootQuery.class, "schema.graphql"), Charsets.UTF_8);
  schemaParser = new SchemaParser();
  dataSetRepository.subscribeToDataSetsUpdated(this::scheduleRebuild);
}
 
Example #21
Source File: GraphQLProvider.java    From graphql-java-examples with MIT License 5 votes vote down vote up
private GraphQLSchema buildSchema(String sdl) {
    TypeDefinitionRegistry typeRegistry = new SchemaParser().parse(sdl);
    RuntimeWiring runtimeWiring = buildWiring();
    SchemaGenerator schemaGenerator = new SchemaGenerator();
    GraphQLSchema graphQLSchema = schemaGenerator.makeExecutableSchema(typeRegistry, runtimeWiring);
    return graphQLSchema;
}
 
Example #22
Source File: GraphQLAPIHandler.java    From carbon-apimgt with Apache License 2.0 5 votes vote down vote up
/**
 * This method validate the payload
 *
 * @param messageContext message context of the request
 * @param document       graphQL schema of the request
 * @return true or false
 */
private boolean validatePayloadWithSchema(MessageContext messageContext, Document document) {
    ArrayList<String> validationErrorMessageList = new ArrayList<>();
    List<ValidationError> validationErrors;
    String validationErrorMessage;

    synchronized (apiUUID + CLASS_NAME_AND_METHOD) {
        if (schema == null) {
            Entry localEntryObj = (Entry) messageContext.getConfiguration().getLocalRegistry().get(apiUUID +
                    GRAPHQL_IDENTIFIER);
            if (localEntryObj != null) {
                SchemaParser schemaParser = new SchemaParser();
                schemaDefinition = localEntryObj.getValue().toString();
                TypeDefinitionRegistry registry = schemaParser.parse(schemaDefinition);
                schema = UnExecutableSchemaGenerator.makeUnExecutableSchema(registry);
            }
        }
    }

    validationErrors = validator.validateDocument(schema, document);
    if (validationErrors != null && validationErrors.size() > 0) {
        if (log.isDebugEnabled()) {
            log.debug("Validation failed for " + document);
        }
        for (ValidationError error : validationErrors) {
            validationErrorMessageList.add(error.getDescription());
        }
        validationErrorMessage = String.join(",", validationErrorMessageList);
        handleFailure(messageContext, validationErrorMessage);
        return false;
    }
    return true;
}
 
Example #23
Source File: BarleyGraphQLSchema.java    From barleydb with GNU Lesser General Public License v3.0 5 votes vote down vote up
public BarleyGraphQLSchema(SpecRegistry specRegistry, Environment env, String namespace, CustomQueries customQueries) {
	this.specRegistry = specRegistry;
	this.env = env;
	this.namespace = namespace;
	this.queryCustomizations = new GraphQLQueryCustomizations();
	this.queryCustomizations.setShouldBreakPredicate(new DefaultQueryBreaker(env, namespace, 3, 4));

       GenerateGrapqlSDL graphSdl = new GenerateGrapqlSDL(specRegistry, customQueries);
       
       SchemaParser schemaParser = new SchemaParser();
       sdlString = graphSdl.createSdl();
       LOG.info(sdlString);
       System.out.println(sdlString);
       
       TypeDefinitionRegistry typeDefinitionRegistry = schemaParser.parse(sdlString);
       RuntimeWiring.Builder wiringBuilder = newRuntimeWiring()
               .type("Query", builder -> builder.defaultDataFetcher(new QueryDataFetcher(env, namespace, customQueries)));
       
       specRegistry.getDefinitions().stream()
       .map(DefinitionsSpec::getEntitySpecs)
       .flatMap(Collection::stream)
       .forEach(eSpec -> wiringBuilder.type(getSimpleName(eSpec.getClassName()), builder ->  builder.defaultDataFetcher(new EntityDataFetcher(env, namespace))));
       
        RuntimeWiring runtimeWiring = wiringBuilder.build();        
       
       SchemaGenerator schemaGenerator = new SchemaGenerator();
       this.graphQLSchema = schemaGenerator.makeExecutableSchema(typeDefinitionRegistry, runtimeWiring);
}
 
Example #24
Source File: StockTickerGraphqlPublisher.java    From graphql-java-subscription-example with MIT License 5 votes vote down vote up
private GraphQLSchema buildSchema() {
    //
    // reads a file that provides the schema types
    //
    Reader streamReader = loadSchemaFile("stocks.graphqls");
    TypeDefinitionRegistry typeRegistry = new SchemaParser().parse(streamReader);

    RuntimeWiring wiring = RuntimeWiring.newRuntimeWiring()
            .type(newTypeWiring("Subscription")
                    .dataFetcher("stockQuotes", stockQuotesSubscriptionFetcher())
            )
            .build();

    return new SchemaGenerator().makeExecutableSchema(typeRegistry, wiring);
}
 
Example #25
Source File: GraphqlHandler.java    From selenium with Apache License 2.0 5 votes vote down vote up
private TypeDefinitionRegistry buildTypeDefinitionRegistry() {
  try (InputStream stream = getClass().getResourceAsStream(GRID_SCHEMA)) {
    return new SchemaParser().parse(stream);
  } catch (IOException e) {
    throw new UncheckedIOException(e);
  }
}
 
Example #26
Source File: Generator.java    From smallrye-graphql with Apache License 2.0 5 votes vote down vote up
private TypeDefinitionRegistry parseSchema() {
    try {
        return new SchemaParser().parse(schemaString);
    } catch (Exception e) {
        throw new GraphQlGeneratorException("can't parse schema: " + schemaString, e);
    }
}
 
Example #27
Source File: ArtifactTypeUtil.java    From apicurio-registry with Apache License 2.0 5 votes vote down vote up
private static boolean tryGraphQL(ContentHandle content) {
    try {
        TypeDefinitionRegistry typeRegistry = new SchemaParser().parse(content.content());
        if (typeRegistry != null) {
            return true;
        }
    } catch (Exception e) {
        // Must not be a GraphQL file
    }
    return false;
}
 
Example #28
Source File: GraphQLProvider.java    From besu with Apache License 2.0 5 votes vote down vote up
private static GraphQLSchema buildSchema(
    final String sdl, final GraphQLDataFetchers graphQLDataFetchers) {
  final TypeDefinitionRegistry typeRegistry = new SchemaParser().parse(sdl);
  final RuntimeWiring runtimeWiring = buildWiring(graphQLDataFetchers);
  final SchemaGenerator schemaGenerator = new SchemaGenerator();
  return schemaGenerator.makeExecutableSchema(typeRegistry, runtimeWiring);
}
 
Example #29
Source File: FederatedTracingInstrumentationTest.java    From federation-jvm with MIT License 5 votes vote down vote up
@BeforeEach
void setupSchema() {
    TypeDefinitionRegistry typeDefs = new SchemaParser().parse(tracingSDL);
    RuntimeWiring resolvers = RuntimeWiring.newRuntimeWiring()
            .type("Query", builder ->
                    // return two items
                    builder.dataFetcher("widgets", env -> {
                        ArrayList<Object> objects = new ArrayList<>(2);
                        objects.add(new Object());
                        objects.add(new Object());
                        return objects;
                    }).dataFetcher("listOfLists", env -> {
                        ArrayList<ArrayList<Object>> lists = new ArrayList<>(2);
                        lists.add(new ArrayList<>(2));
                        lists.add(new ArrayList<>(2));
                        lists.get(0).add(new Object());
                        lists.get(0).add(new Object());
                        lists.get(1).add(new Object());
                        lists.get(1).add(new Object());
                        return lists;
                    })
                            .dataFetcher("listOfScalars", env -> new String[]{"one", "two", "three"}))
            .type("Widget", builder ->
                    // Widget.foo works normally, Widget.bar always throws an error
                    builder.dataFetcher("foo", env -> "hello world")
                            .dataFetcher("bar", env -> {
                                throw new GraphQLException("whoops");
                            }))
            .build();

    GraphQLSchema graphQLSchema = new SchemaGenerator().makeExecutableSchema(typeDefs, resolvers);
    graphql = GraphQL.newGraphQL(graphQLSchema)
            .instrumentation(new FederatedTracingInstrumentation())
            .build();
}
 
Example #30
Source File: FederationTest.java    From federation-jvm with MIT License 5 votes vote down vote up
@Test
void testPrinterFilter() {
    TypeDefinitionRegistry typeDefinitionRegistry = new SchemaParser().parse(printerFilterSDL);
    RuntimeWiring runtimeWiring = RuntimeWiring.newRuntimeWiring()
            .type("Interface1", typeWiring -> typeWiring
                    .typeResolver(env -> null)
            )
            .type("Interface2", typeWiring -> typeWiring
                    .typeResolver(env -> null)
            )
            .scalar(GraphQLScalarType.newScalar()
                    .name("Scalar1")
                    .coercing(Scalars.GraphQLString.getCoercing())
                    .build()
            )
            .scalar(GraphQLScalarType.newScalar()
                    .name("Scalar2")
                    .coercing(Scalars.GraphQLString.getCoercing())
                    .build()
            )
            .build();
    GraphQLSchema graphQLSchema = new SchemaGenerator().makeExecutableSchema(
            typeDefinitionRegistry,
            runtimeWiring
    );
    Assertions.assertEquals(
            printerFilterExpectedSDL.trim(),
            new FederationSdlPrinter(FederationSdlPrinter.Options.defaultOptions()
                    .includeScalarTypes(true)
                    .includeDirectiveDefinitions(def ->
                            !def.getName().endsWith("1") && !standardDirectives.contains(def.getName())
                    )
                    .includeTypeDefinitions(def -> !def.getName().endsWith("1"))
            ).print(graphQLSchema).trim()
    );
}