Examples with TypeNode com.google.api.generator.engine.ast.TypeNode used on opensource projects

Example 56 with TypeNode

use of com.google.api.generator.engine.ast.TypeNode in project gapic-generator-java by googleapis.

the class ServiceClientMethodSampleComposer method composePagedSample.

static Sample composePagedSample(Method method, VariableExpr clientVarExpr, List<VariableExpr> rpcMethodArgVarExprs, List<Expr> bodyExprs, Map<String, Message> messageTypes) {
    // Find the repeated field.
    Message methodOutputMessage = messageTypes.get(method.outputType().reference().fullName());
    Preconditions.checkNotNull(methodOutputMessage, "Output message %s not found, keys: ", method.outputType().reference().fullName(), messageTypes.keySet().toString());
    Field repeatedPagedResultsField = methodOutputMessage.findAndUnwrapPaginatedRepeatedField();
    Preconditions.checkNotNull(repeatedPagedResultsField, String.format("No repeated field found on message %s for method %s", methodOutputMessage.name(), method.name()));
    TypeNode repeatedResponseType = repeatedPagedResultsField.type();
    // For loop paged response item on iterateAll method.
    // e.g. for (LogEntry element : loggingServiceV2Client.ListLogs(parent).iterateAll()) {
    // //doThingsWith(element);
    // }
    MethodInvocationExpr clientMethodIterateAllExpr = MethodInvocationExpr.builder().setExprReferenceExpr(clientVarExpr).setMethodName(JavaStyle.toLowerCamelCase(method.name())).setArguments(rpcMethodArgVarExprs.stream().map(e -> (Expr) e).collect(Collectors.toList())).build();
    clientMethodIterateAllExpr = MethodInvocationExpr.builder().setExprReferenceExpr(clientMethodIterateAllExpr).setMethodName("iterateAll").setReturnType(repeatedResponseType).build();
    ForStatement loopIteratorStatement = ForStatement.builder().setLocalVariableExpr(VariableExpr.builder().setVariable(Variable.builder().setName("element").setType(repeatedResponseType).build()).setIsDecl(true).build()).setCollectionExpr(clientMethodIterateAllExpr).setBody(Arrays.asList(CommentStatement.withComment(LineComment.withComment("doThingsWith(element);")))).build();
    List<Statement> bodyStatements = bodyExprs.stream().map(e -> ExprStatement.withExpr(e)).collect(Collectors.toList());
    bodyExprs.clear();
    bodyStatements.add(loopIteratorStatement);
    RegionTag regionTag = RegionTag.builder().setServiceName(clientVarExpr.variable().identifier().name()).setRpcName(method.name()).setOverloadDisambiguation(SampleComposerUtil.createOverloadDisambiguation(rpcMethodArgVarExprs)).build();
    return Sample.builder().setBody(bodyStatements).setRegionTag(regionTag).build();
}

Example 57 with TypeNode

use of com.google.api.generator.engine.ast.TypeNode in project gapic-generator-java by googleapis.

the class HttpJsonServiceStubClassComposer method getRequestFormatterExpr.

private List<Expr> getRequestFormatterExpr(Method protoMethod) {
    BiFunction<String, List<Expr>, Function<MethodInvocationExpr, MethodInvocationExpr>> methodMaker = getMethodMaker();
    MethodInvocationExpr expr = MethodInvocationExpr.builder().setStaticReferenceType(FIXED_REST_TYPESTORE.get(ProtoMessageRequestFormatter.class.getSimpleName())).setMethodName("newBuilder").setGenerics(Collections.singletonList(protoMethod.inputType().reference())).build();
    TypeNode extractorVarType = TypeNode.withReference(ConcreteReference.builder().setClazz(Map.class).setGenerics(TypeNode.STRING.reference(), TypeNode.STRING.reference()).build());
    expr = methodMaker.apply("setPath", Arrays.asList(ValueExpr.withValue(StringObjectValue.withValue(protoMethod.httpBindings().lowerCamelPattern())), createFieldsExtractorClassInstance(protoMethod, extractorVarType, protoMethod.httpBindings().pathParameters(), "putPathParam"))).apply(expr);
    TypeNode fieldsVarGenericType = TypeNode.withReference(ConcreteReference.builder().setClazz(List.class).setGenerics(TypeNode.STRING.reference()).build());
    extractorVarType = TypeNode.withReference(ConcreteReference.builder().setClazz(Map.class).setGenerics(TypeNode.STRING.reference(), fieldsVarGenericType.reference()).build());
    expr = methodMaker.apply("setQueryParamsExtractor", Arrays.asList(createFieldsExtractorClassInstance(protoMethod, extractorVarType, protoMethod.httpBindings().queryParameters(), "putQueryParam"))).apply(expr);
    extractorVarType = TypeNode.STRING;
    boolean asteriskBody = protoMethod.httpBindings().isAsteriskBody();
    expr = methodMaker.apply("setRequestBodyExtractor", Arrays.asList(createBodyFieldsExtractorClassInstance(protoMethod, extractorVarType, asteriskBody ? protoMethod.httpBindings().pathParameters() : protoMethod.httpBindings().bodyParameters(), "toBody", asteriskBody))).apply(expr);
    expr = methodMaker.apply("build", Collections.emptyList()).apply(expr);
    return Collections.singletonList(expr);
}

Example 58 with TypeNode

use of com.google.api.generator.engine.ast.TypeNode in project gapic-generator-java by googleapis.

the class HttpJsonServiceStubClassComposer method createOperationsStubInitExpr.

@Override
protected List<Expr> createOperationsStubInitExpr(Service service, Expr thisExpr, VariableExpr operationsStubClassVarExpr, VariableExpr clientContextVarExpr, VariableExpr callableFactoryVarExpr) {
    TypeNode operationsStubType = getTransportOperationsStubType(service);
    String standardOpStub = HttpJsonOperationsStub.class.getName();
    List<Expr> arguments = new ArrayList<>(Arrays.asList(clientContextVarExpr, callableFactoryVarExpr));
    if (standardOpStub.equals(operationsStubType.reference().fullName())) {
        arguments.add(TYPE_REGISTRY_VAR_EXPR);
    }
    return Collections.singletonList(AssignmentExpr.builder().setVariableExpr(operationsStubClassVarExpr.toBuilder().setExprReferenceExpr(thisExpr).build()).setValueExpr(MethodInvocationExpr.builder().setStaticReferenceType(operationsStubType).setMethodName("create").setArguments(arguments).setReturnType(operationsStubClassVarExpr.type()).build()).build());
}

Example 59 with TypeNode

use of com.google.api.generator.engine.ast.TypeNode in project gapic-generator-java by googleapis.

the class ServiceClientTestClassComposer method createStartStaticServerMethod.

@Override
protected MethodDefinition createStartStaticServerMethod(Service service, GapicContext context, Map<String, VariableExpr> classMemberVarExprs, TypeStore typeStore, String newBuilderMethod) {
    VariableExpr mockServiceVarExpr = classMemberVarExprs.get(MOCK_SERVICE_VAR_NAME);
    VariableExpr clientVarExpr = classMemberVarExprs.get(CLIENT_VAR_NAME);
    TypeNode settingsType = typeStore.get(ClassNames.getServiceSettingsClassName(service));
    TypeNode transportStubType = typeStore.get(getTransportContext().classNames().getTransportServiceStubClassName(service));
    Function<Expr, BiFunction<String, Expr, MethodInvocationExpr>> methodBuilderFn = methodExpr -> (mName, argExpr) -> MethodInvocationExpr.builder().setExprReferenceExpr(methodExpr).setMethodName(mName).setArguments(Arrays.asList(argExpr)).build();
    Expr initMockServiceExpr = AssignmentExpr.builder().setVariableExpr(mockServiceVarExpr).setValueExpr(NewObjectExpr.builder().setType(mockServiceVarExpr.type()).setArguments(MethodInvocationExpr.builder().setStaticReferenceType(transportStubType).setMethodName("getMethodDescriptors").build(), MethodInvocationExpr.builder().setStaticReferenceType(settingsType).setMethodName("getDefaultEndpoint").build()).build()).build();
    VariableExpr localSettingsVarExpr = VariableExpr.withVariable(Variable.builder().setName("settings").setType(settingsType).build());
    Expr settingsBuilderExpr = MethodInvocationExpr.builder().setStaticReferenceType(settingsType).setMethodName(newBuilderMethod).build();
    Expr transportChannelProviderExpr = MethodInvocationExpr.builder().setStaticReferenceType(settingsType).setMethodName("defaultHttpJsonTransportProviderBuilder").build();
    transportChannelProviderExpr = methodBuilderFn.apply(transportChannelProviderExpr).apply("setHttpTransport", mockServiceVarExpr);
    transportChannelProviderExpr = MethodInvocationExpr.builder().setExprReferenceExpr(transportChannelProviderExpr).setMethodName("build").setReturnType(localSettingsVarExpr.type()).build();
    settingsBuilderExpr = methodBuilderFn.apply(settingsBuilderExpr).apply("setTransportChannelProvider", transportChannelProviderExpr);
    settingsBuilderExpr = methodBuilderFn.apply(settingsBuilderExpr).apply("setCredentialsProvider", MethodInvocationExpr.builder().setStaticReferenceType(FIXED_TYPESTORE.get("NoCredentialsProvider")).setMethodName("create").build());
    settingsBuilderExpr = MethodInvocationExpr.builder().setExprReferenceExpr(settingsBuilderExpr).setMethodName("build").setReturnType(localSettingsVarExpr.type()).build();
    Expr initLocalSettingsExpr = AssignmentExpr.builder().setVariableExpr(localSettingsVarExpr.toBuilder().setIsDecl(true).build()).setValueExpr(settingsBuilderExpr).build();
    Expr initClientExpr = AssignmentExpr.builder().setVariableExpr(clientVarExpr).setValueExpr(MethodInvocationExpr.builder().setStaticReferenceType(typeStore.get(ClassNames.getServiceClientClassName(service))).setMethodName("create").setArguments(Arrays.asList(localSettingsVarExpr)).setReturnType(clientVarExpr.type()).build()).build();
    return MethodDefinition.builder().setAnnotations(Arrays.asList(AnnotationNode.withType(FIXED_TYPESTORE.get("BeforeClass")))).setScope(ScopeNode.PUBLIC).setReturnType(TypeNode.VOID).setName("startStaticServer").setThrowsExceptions(Arrays.asList(FIXED_TYPESTORE.get("IOException"))).setIsStatic(true).setBody(Arrays.asList(initMockServiceExpr, initLocalSettingsExpr, initClientExpr).stream().map(e -> ExprStatement.withExpr(e)).collect(Collectors.toList())).build();
}

Example 60 with TypeNode

use of com.google.api.generator.engine.ast.TypeNode in project gapic-generator-java by googleapis.

the class MethodSignatureParser method parseTypeFromArgumentName.

private static Map<TypeNode, Field> parseTypeFromArgumentName(String argumentName, String servicePackage, Message inputMessage, Map<String, Message> messageTypes, Map<String, ResourceName> resourceNames, Map<String, ResourceName> patternsToResourceNames, List<Field> argumentFieldPathAcc, Set<ResourceName> outputArgResourceNames) {
    Map<TypeNode, Field> typeToField = new HashMap<>();
    int dotIndex = argumentName.indexOf(DOT);
    if (dotIndex < 1) {
        Field field = inputMessage.fieldMap().get(argumentName);
        Preconditions.checkNotNull(field, String.format("Field %s not found from input message %s values %s", argumentName, inputMessage.name(), inputMessage.fieldMap().keySet()));
        if (!field.hasResourceReference()) {
            typeToField.put(field.type(), field);
            return typeToField;
        }
        // Parse the resource name tyeps.
        List<ResourceName> resourceNameArgs = ResourceReferenceParser.parseResourceNames(field.resourceReference(), servicePackage, field.description(), resourceNames, patternsToResourceNames);
        outputArgResourceNames.addAll(resourceNameArgs);
        typeToField.put(TypeNode.STRING, field);
        typeToField.putAll(resourceNameArgs.stream().collect(Collectors.toMap(r -> r.type(), r -> field.toBuilder().setResourceReference(ResourceReference.withType(r.resourceTypeString())).build())));
        // Only resource name helpers should have more than one entry.
        if (typeToField.size() > 1) {
            typeToField.entrySet().stream().forEach(e -> {
                // Skip string-only variants or ResourceName generics.
                if (e.getKey().equals(TypeNode.STRING) || e.getKey().reference().name().equals("ResourceName")) {
                    return;
                }
                String resourceJavaTypeName = e.getKey().reference().name();
                String resourceTypeName = e.getValue().resourceReference().resourceTypeString();
                int indexOfSlash = resourceTypeName.indexOf("/");
                // We assume that the corresponding Java resource name helper type (i.e. the key)
                // ends in *Name. Check that it matches the expeced resource name type.
                Preconditions.checkState(resourceJavaTypeName.substring(0, resourceJavaTypeName.length() - 4).equals(resourceTypeName.substring(indexOfSlash + 1)), String.format("Resource Java type %s does not correspond to proto type %s", resourceJavaTypeName, resourceTypeName));
            });
        }
        return typeToField;
    }
    Preconditions.checkState(dotIndex < argumentName.length() - 1, String.format("Invalid argument name found: dot cannot be at the end of name %s", argumentName));
    String firstFieldName = argumentName.substring(0, dotIndex);
    String remainingArgumentName = argumentName.substring(dotIndex + 1);
    // Must be a sub-message for a type's subfield to be valid.
    Field firstField = inputMessage.fieldMap().get(firstFieldName);
    // Validate the field into which we're descending.
    Preconditions.checkState(!firstField.isRepeated(), String.format("Cannot descend into repeated field %s", firstField.name()));
    TypeNode firstFieldType = firstField.type();
    Preconditions.checkState(TypeNode.isReferenceType(firstFieldType) && !firstFieldType.equals(TypeNode.STRING), String.format("Field reference on %s cannot be a primitive type", firstFieldName));
    String firstFieldTypeName = firstFieldType.reference().fullName();
    Message firstFieldMessage = messageTypes.get(firstFieldTypeName);
    Preconditions.checkNotNull(firstFieldMessage, String.format("Message type %s for field reference %s invalid", firstFieldTypeName, firstFieldName));
    argumentFieldPathAcc.add(firstField);
    return parseTypeFromArgumentName(remainingArgumentName, servicePackage, firstFieldMessage, messageTypes, resourceNames, patternsToResourceNames, argumentFieldPathAcc, outputArgResourceNames);
}