Examples with TargetLanguage com.google.api.codegen.common.TargetLanguage used on opensource projects

Example 1 with TargetLanguage

use of com.google.api.codegen.common.TargetLanguage in project toolkit by googleapis.

the class DiscoGapicGeneratorApp method getGenerators.

/**
 * From config file paths, constructs the DiscoGapicGenerators to run.
 */
@VisibleForTesting
public static List<CodeGenerator<?>> getGenerators(String discoveryDocPath, List<String> configFileNames, String packageConfig2File, String dependencyConfigFile, String languageStr, List<String> enabledArtifacts, ArtifactType artifactType) throws IOException {
    if (!new File(discoveryDocPath).exists()) {
        throw new IOException("File not found: " + discoveryDocPath);
    }
    Reader reader = new InputStreamReader(new FileInputStream(new File(discoveryDocPath)));
    ObjectMapper mapper = new ObjectMapper();
    JsonNode root = mapper.readTree(reader);
    // Read the YAML config and convert it to proto.
    if (configFileNames.size() == 0) {
        throw new IOException(String.format("--%s must be provided", GENERATOR_CONFIG_FILES.name()));
    }
    ConfigProto configProto = loadConfigFromFiles(configFileNames);
    if (configProto == null) {
        throw new IOException("Failed to load config proto.");
    }
    PackageMetadataConfig packageConfig = null;
    if (!Strings.isNullOrEmpty(packageConfig2File)) {
        ApiDefaultsConfig apiDefaultsConfig = ApiDefaultsConfig.load();
        DependenciesConfig dependenciesConfig;
        if (dependencyConfigFile != null) {
            dependenciesConfig = DependenciesConfig.loadFromURL(new File(dependencyConfigFile).toURI().toURL());
        } else {
            dependenciesConfig = DependenciesConfig.load();
        }
        PackagingConfig packagingConfig = PackagingConfig.load(packageConfig2File);
        packageConfig = PackageMetadataConfig.createFromPackaging(apiDefaultsConfig, dependenciesConfig, packagingConfig);
    }
    TargetLanguage language;
    if (!Strings.isNullOrEmpty(languageStr)) {
        language = TargetLanguage.fromString(languageStr.toUpperCase());
    } else {
        throw new IllegalArgumentException("Language not set by --language option.");
    }
    String defaultPackageName = configProto.getLanguageSettingsMap().get(languageStr).getPackageName();
    DiscoApiModel model = new DiscoApiModel(Document.from(new DiscoveryNode(root)), defaultPackageName);
    GapicProductConfig productConfig = GapicProductConfig.create(model, configProto, language);
    ArtifactFlags artifactFlags = new ArtifactFlags(enabledArtifacts, artifactType, false);
    return DiscoGapicGeneratorFactory.create(language, model, productConfig, packageConfig, artifactFlags);
}

Example 2 with TargetLanguage

use of com.google.api.codegen.common.TargetLanguage in project toolkit by googleapis.

the class GapicGeneratorApp method process.

@Override
protected void process() throws Exception {
    String protoPackage = Strings.emptyToNull(options.get(PROTO_PACKAGE));
    // Read the GAPIC config, if it was given, and convert it to proto.
    List<String> configFileNames = options.get(GENERATOR_CONFIG_FILES);
    ConfigProto configProto = null;
    if (configFileNames.size() > 0) {
        // Read the YAML config and convert it to proto.
        ConfigSource configSource = loadConfigFromFiles(configFileNames, ConfigProto.getDescriptor().getFullName(), ConfigProto.getDefaultInstance());
        if (configSource == null) {
            return;
        }
        configProto = (ConfigProto) configSource.getConfig();
        if (configProto == null) {
            return;
        }
    }
    // Consume gRPC Service Config if it is given with gapic_v2.
    String gRPCServiceConfigPath = options.get(GRPC_SERVICE_CONFIG);
    ServiceConfig gRPCServiceConfig = null;
    if (!Strings.isNullOrEmpty(gRPCServiceConfigPath) && configProto.getConfigSchemaVersion().equals("2.0.0")) {
        ServiceConfig.Builder builder = ServiceConfig.newBuilder();
        FileReader file = new FileReader(gRPCServiceConfigPath);
        JsonFormat.parser().merge(file, builder);
        gRPCServiceConfig = builder.build();
    }
    // Read the sample configs, if they are given, and convert them to protos.
    SampleConfigProto sampleConfigProto = null;
    List<String> sampleConfigFileNames = options.get(SAMPLE_CONFIG_FILES);
    if (sampleConfigFileNames.size() > 0) {
        ConfigSource configSource = loadConfigFromFiles(SampleConfigSanitizer.sanitize(sampleConfigFileNames), SampleConfigProto.getDescriptor().getFullName(), SampleConfigProto.getDefaultInstance());
        // TODO(hzyi): Verify this works for repeated fields as well
        // TODO(hzyi): Allow users to put arbitrary top-level directives not
        // used by gapic-generator
        sampleConfigProto = (SampleConfigProto) configSource.getConfig();
    }
    model.establishStage(Merged.KEY);
    if (model.getDiagReporter().getDiagCollector().getErrorCount() > 0) {
        for (Diag diag : model.getDiagReporter().getDiagCollector().getDiags()) {
            System.err.println(diag.toString());
        }
        return;
    }
    ApiDefaultsConfig apiDefaultsConfig = ApiDefaultsConfig.load();
    DependenciesConfig dependenciesConfig = DependenciesConfig.load();
    TargetLanguage language;
    if (!Strings.isNullOrEmpty(options.get(LANGUAGE))) {
        language = TargetLanguage.fromString(options.get(LANGUAGE).toUpperCase());
    } else {
        throw new IllegalArgumentException("Language not set by --language option.");
    }
    String clientPackage = Strings.emptyToNull(options.get(CLIENT_PACKAGE));
    String transport = options.get(TRANSPORT).toLowerCase();
    TransportProtocol tp;
    if (transport.equals("grpc")) {
        tp = TransportProtocol.GRPC;
    } else if (transport.equals("rest")) {
        tp = TransportProtocol.HTTP;
    } else {
        throw new IllegalArgumentException("Unknown transport protocol: " + transport);
    }
    GapicProductConfig productConfig = GapicProductConfig.create(model, configProto, sampleConfigProto, protoPackage, clientPackage, language, gRPCServiceConfig, tp);
    if (productConfig == null) {
        ToolUtil.reportDiags(model.getDiagReporter().getDiagCollector(), true);
        return;
    }
    PackagingConfig packagingConfig;
    if (!Strings.isNullOrEmpty(options.get(PACKAGE_CONFIG2_FILE))) {
        packagingConfig = PackagingConfig.load(options.get(PACKAGE_CONFIG2_FILE));
    } else {
        packagingConfig = PackagingConfig.loadFromProductConfig(productConfig.getInterfaceConfigMap());
    }
    PackageMetadataConfig packageConfig = PackageMetadataConfig.createFromPackaging(apiDefaultsConfig, dependenciesConfig, packagingConfig);
    // TODO(hzyi-google): Once we switch to sample configs, require an
    // additional check to generate samples:
    // `sampleConfigProto != null`
    ArtifactFlags artifactFlags = new ArtifactFlags(options.get(ENABLED_ARTIFACTS), artifactType, options.get(DEV_SAMPLES));
    List<CodeGenerator<?>> generators = GapicGeneratorFactory.create(language, model, productConfig, packageConfig, artifactFlags);
    ImmutableMap.Builder<String, GeneratedResult<?>> generatedResults = ImmutableMap.builder();
    for (CodeGenerator<?> generator : generators) {
        Map<String, ? extends GeneratedResult<?>> generatorResult = generator.generate();
        for (Map.Entry<String, ? extends GeneratedResult<?>> entry : generatorResult.entrySet()) {
            generatedResults.put(entry.getKey(), entry.getValue());
        }
    }
    gapicWriter.writeCodeGenOutput(generatedResults.build(), model.getDiagReporter().getDiagCollector());
}

Example 3 with TargetLanguage

use of com.google.api.codegen.common.TargetLanguage in project toolkit by googleapis.

the class PackageGeneratorApp method generate.

protected Map<String, GeneratedResult<Doc>> generate(Model model) throws IOException {
    TargetLanguage language = TargetLanguage.fromString(options.get(LANGUAGE));
    PackageMetadataConfig config = null;
    ApiDefaultsConfig apiDefaultsConfig = ApiDefaultsConfig.load();
    DependenciesConfig dependenciesConfig;
    if (dependenciesYamlUrl != null) {
        dependenciesConfig = DependenciesConfig.loadFromURL(dependenciesYamlUrl);
    } else {
        dependenciesConfig = DependenciesConfig.load();
    }
    PackagingConfig packagingConfig = null;
    if (!Strings.isNullOrEmpty(options.get(PACKAGE_CONFIG2_FILE))) {
        packagingConfig = PackagingConfig.load(options.get(PACKAGE_CONFIG2_FILE));
    } else {
    // TODO(andrealin): Get PackageMetadataConfig from proto annotations.
    }
    config = PackageMetadataConfig.createFromPackaging(apiDefaultsConfig, dependenciesConfig, packagingConfig);
    Preconditions.checkNotNull(config);
    PackagingArtifactType artifactType = options.get(PackageGeneratorApp.ARTIFACT_TYPE);
    if (artifactType == null) {
        artifactType = config.artifactType();
    }
    CodeGenerator<Doc> generator = PackageGeneratorFactory.create(language, artifactType, options, model, config);
    return generator.generate();
}

Example 4 with TargetLanguage

use of com.google.api.codegen.common.TargetLanguage in project toolkit by googleapis.

the class GapicProductConfig method create.

/**
 * Creates an instance of GapicProductConfig based on ConfigProto, linking up API interface
 * configurations with specified interfaces in interfaceConfigMap. On errors, null will be
 * returned, and diagnostics are reported to the model.
 *
 * @param model The protobuf model for which we are creating a config.
 * @param configProto The parsed set of library config files from input
 * @param sampleConfigProto The parsed set of sample config files from the input
 * @param protoPackage The source proto package, as opposed to imported protos, that we will
 *     generate clients for.
 * @param clientPackage The desired package name for the generated client.
 * @param language The language that this config will be used to generate a client in.
 * @param grpcServiceConfig Method retries configuration.
 * @param transportProtocol Transport protocol to support.
 */
@Nullable
public static GapicProductConfig create(Model model, @Nullable ConfigProto configProto, @Nullable SampleConfigProto sampleConfigProto, @Nullable String protoPackage, @Nullable String clientPackage, TargetLanguage language, @Nullable ServiceConfig grpcServiceConfig, TransportProtocol transportProtocol) {
    final String defaultPackage;
    SymbolTable symbolTable = model.getSymbolTable();
    if (protoPackage != null) {
        // Default to using --package option for value of default package and first API protoFile.
        defaultPackage = protoPackage;
    } else if (configProto != null && configProto.getInterfacesCount() > 0) {
        // Otherwise use configProto to get the proto file containing the first interface listed in
        // the config proto, and use it as the assigned file for generated resource names, and to get
        // the default message namespace.
        ProtoFile file = symbolTable.lookupInterface(configProto.getInterfaces(0).getName()).getFile();
        defaultPackage = file.getProto().getPackage();
    } else {
        throw new NullPointerException("configProto and protoPackage cannot both be null. " + "If using artman, please add the proto_package field to artman config, " + "or switch to bazel.");
    }
    // Consider all proto files in the defaultPackage as well as its sub-packages
    // as source files.
    List<ProtoFile> sourceProtos = model.getFiles().stream().filter(f -> f.getProto().getPackage().startsWith(defaultPackage)).collect(Collectors.toList());
    if (protoPackage != null && configProto == null) {
        if (sourceProtos.isEmpty()) {
            model.getDiagReporter().getDiagCollector().addDiag(Diag.error(SimpleLocation.TOPLEVEL, "There are no source proto files with package %s", defaultPackage));
        }
        sourceProtos.forEach(model::addRoot);
    }
    // Toggle on/off proto annotations parsing.
    ProtoParser protoParser;
    ConfigVersionValidator versionValidator = new ConfigVersionValidator();
    if (versionValidator.isV2Config(configProto)) {
        versionValidator.validateV2Config(configProto);
        protoParser = new ProtoParser(true);
        if (configProto == null) {
            configProto = ConfigProto.getDefaultInstance();
        }
    } else {
        protoParser = new ProtoParser(false);
    }
    DiagCollector diagCollector = model.getDiagReporter().getDiagCollector();
    ProtoFile packageProtoFile = sourceProtos.isEmpty() ? null : sourceProtos.get(0);
    ImmutableMap<String, ResourceNameConfig> resourceNameConfigs;
    ResourceNameMessageConfigs messageConfigs;
    if (protoParser.isProtoAnnotationsEnabled()) {
        Map<String, ResourceDescriptorConfig> descriptorConfigMap = protoParser.getResourceDescriptorConfigMap(model.getFiles(), diagCollector);
        List<ResourceReference> fieldsWithResourceRefs = sourceProtos.stream().flatMap(protoFile -> protoFile.getMessages().stream()).flatMap(messageType -> messageType.getFields().stream()).filter(protoParser::hasResourceReference).map(protoParser::getResourceReference).collect(Collectors.toList());
        Set<String> configsWithChildTypeReferences = fieldsWithResourceRefs.stream().map(ResourceReference::getChildType).filter(t -> !Strings.isNullOrEmpty(t)).collect(Collectors.toSet());
        Set<String> configsWithTypeReferences = fieldsWithResourceRefs.stream().map(ResourceReference::getType).filter(t -> !Strings.isNullOrEmpty(t)).collect(Collectors.toSet());
        Map<String, DeprecatedCollectionConfigProto> deprecatedPatternResourceMap = configProto.getInterfacesList().stream().flatMap(i -> i.getDeprecatedCollectionsList().stream()).distinct().collect(ImmutableMap.toImmutableMap(DeprecatedCollectionConfigProto::getNamePattern, c -> c));
        // Create a pattern-to-resource map to make looking up parent resources easier.
        Map<String, List<ResourceDescriptorConfig>> patternResourceDescriptorMap = ResourceDescriptorConfig.getPatternResourceMap(descriptorConfigMap.values());
        // Create a child-to-parent map to make resolving child_type easier.
        Map<String, List<ResourceDescriptorConfig>> childParentResourceMap = ResourceDescriptorConfig.getChildParentResourceMap(descriptorConfigMap, patternResourceDescriptorMap);
        resourceNameConfigs = createResourceNameConfigsFromAnnotationsAndGapicConfig(model, diagCollector, configProto, packageProtoFile, language, descriptorConfigMap, configsWithTypeReferences, configsWithChildTypeReferences, deprecatedPatternResourceMap, patternResourceDescriptorMap, childParentResourceMap, defaultPackage);
        messageConfigs = ResourceNameMessageConfigs.createFromAnnotations(diagCollector, model.getFiles(), resourceNameConfigs, protoParser, descriptorConfigMap, childParentResourceMap);
    } else {
        resourceNameConfigs = createResourceNameConfigsFromGapicConfigOnly(model, diagCollector, configProto, packageProtoFile, language);
        messageConfigs = ResourceNameMessageConfigs.createFromGapicConfigOnly(sourceProtos, configProto, defaultPackage);
    }
    if (resourceNameConfigs == null) {
        return null;
    }
    String clientPackageName;
    LanguageSettingsProto settings = configProto.getLanguageSettingsMap().get(language.toString().toLowerCase());
    if (settings == null) {
        settings = LanguageSettingsProto.getDefaultInstance();
        if (!Strings.isNullOrEmpty(clientPackage)) {
            clientPackageName = clientPackage;
        } else {
            String basePackageName = Optional.ofNullable(protoPackage).orElse(getPackageName(model));
            clientPackageName = LanguageSettingsMerger.getFormattedPackageName(language, basePackageName);
        }
    } else {
        clientPackageName = settings.getPackageName();
    }
    ImmutableMap<String, Interface> protoInterfaces = getInterfacesFromProtoFile(diagCollector, sourceProtos, symbolTable);
    ImmutableList<GapicInterfaceInput> interfaceInputs;
    if (protoParser.isProtoAnnotationsEnabled()) {
        interfaceInputs = createInterfaceInputsWithAnnotationsAndGapicConfig(diagCollector, configProto.getInterfacesList(), protoInterfaces, language);
    } else {
        interfaceInputs = createInterfaceInputsWithGapicConfigOnly(diagCollector, configProto.getInterfacesList(), protoInterfaces, symbolTable, language);
    }
    if (interfaceInputs == null) {
        return null;
    }
    GrpcGapicRetryMapping grpcGapicRetryMapping = null;
    if (grpcServiceConfig != null) {
        grpcGapicRetryMapping = GrpcGapicRetryMapping.create(grpcServiceConfig, protoInterfaces);
    }
    ImmutableMap<String, InterfaceConfig> interfaceConfigMap = createInterfaceConfigMap(diagCollector, interfaceInputs, defaultPackage, settings, messageConfigs, resourceNameConfigs, language, transportProtocol, protoParser, grpcGapicRetryMapping);
    ImmutableList<String> copyrightLines;
    ImmutableList<String> licenseLines;
    String configSchemaVersion = null;
    LicenseHeaderUtil licenseHeaderUtil = new LicenseHeaderUtil();
    try {
        copyrightLines = licenseHeaderUtil.loadCopyrightLines();
        licenseLines = licenseHeaderUtil.loadLicenseLines();
    } catch (Exception e) {
        model.getDiagReporter().getDiagCollector().addDiag(Diag.error(SimpleLocation.TOPLEVEL, "Exception: %s", e.getMessage()));
        e.printStackTrace(System.err);
        throw new RuntimeException(e);
    }
    if (!configProto.equals(ConfigProto.getDefaultInstance())) {
        configSchemaVersion = configProto.getConfigSchemaVersion();
        if (Strings.isNullOrEmpty(configSchemaVersion)) {
            model.getDiagReporter().getDiagCollector().addDiag(Diag.error(SimpleLocation.TOPLEVEL, "config_schema_version field is required in GAPIC yaml."));
        }
    }
    Boolean enableStringFormatFunctionsOverride = null;
    if (configProto.hasEnableStringFormatFunctionsOverride()) {
        enableStringFormatFunctionsOverride = configProto.getEnableStringFormatFunctionsOverride().getValue();
    }
    if (interfaceConfigMap == null || copyrightLines == null || licenseLines == null) {
        return null;
    }
    return new AutoValue_GapicProductConfig(interfaceConfigMap, clientPackageName, settings.getDomainLayerLocation(), settings.getReleaseLevel(), messageConfigs, copyrightLines, licenseLines, resourceNameConfigs, protoParser, transportProtocol, createResponseFieldConfigMap(messageConfigs, resourceNameConfigs), configSchemaVersion, enableStringFormatFunctionsOverride, SampleConfig.createSampleConfigTable(sampleConfigProto, interfaceConfigMap), new Date());
}

Example 5 with TargetLanguage

use of com.google.api.codegen.common.TargetLanguage in project toolkit by googleapis.

the class Configs method buildMapWithDefault.

/**
 * Transforms entries of the input map into TargetLanguage, taking into account an optional
 * default setting.
 */
static <V> Map<TargetLanguage, V> buildMapWithDefault(Map<String, V> inputMap) {
    Map<TargetLanguage, V> outputMap = new HashMap<>();
    if (inputMap == null) {
        return outputMap;
    }
    Set<TargetLanguage> configuredLanguages = new HashSet<>();
    V defaultValue = null;
    for (Map.Entry<String, V> entry : inputMap.entrySet()) {
        if (entry.getKey().equals(CONFIG_KEY_DEFAULT)) {
            defaultValue = entry.getValue();
        } else {
            TargetLanguage targetLanguage = TargetLanguage.fromString(entry.getKey());
            configuredLanguages.add(targetLanguage);
            outputMap.put(targetLanguage, entry.getValue());
        }
        for (TargetLanguage language : TargetLanguage.values()) {
            if (!configuredLanguages.contains(language)) {
                outputMap.put(language, defaultValue);
            }
        }
    }
    return outputMap;
}