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

Example 61 with TypeNode

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

the class Parser method parsePageSizeFieldName.

@VisibleForTesting
static String parsePageSizeFieldName(MethodDescriptor methodDescriptor, Map<String, Message> messageTypes, Transport transport) {
    TypeNode inputMessageType = TypeParser.parseType(methodDescriptor.getInputType());
    TypeNode outputMessageType = TypeParser.parseType(methodDescriptor.getOutputType());
    Message inputMessage = messageTypes.get(inputMessageType.reference().fullName());
    Message outputMessage = messageTypes.get(outputMessageType.reference().fullName());
    // This should technically handle the absence of either of these fields (aip.dev/158), but we
    // gate on their collective presence to ensure the generated surface is backawrds-compatible
    // with monolith-gnerated libraries.
    String pagedFieldName = null;
    if (inputMessage != null && inputMessage.fieldMap().containsKey("page_token") && outputMessage != null && outputMessage.fieldMap().containsKey("next_page_token")) {
        // List of potential field names representing page size.
        // page_size gets priority over max_results if both are present
        List<String> fieldNames = new ArrayList<>();
        fieldNames.add("page_size");
        if (transport == Transport.REST) {
            fieldNames.add("max_results");
        }
        for (String fieldName : fieldNames) {
            if (pagedFieldName == null && inputMessage.fieldMap().containsKey(fieldName)) {
                pagedFieldName = fieldName;
            }
        }
    }
    return pagedFieldName;
}

Example 62 with TypeNode

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

the class Parser method parseMessages.

private static Map<String, Message> parseMessages(Descriptor messageDescriptor, Set<ResourceReference> outputResourceReferencesSeen, List<String> outerNestedTypes) {
    Map<String, Message> messages = new HashMap<>();
    String messageName = messageDescriptor.getName();
    if (!messageDescriptor.getNestedTypes().isEmpty()) {
        for (Descriptor nestedMessage : messageDescriptor.getNestedTypes()) {
            if (isMapType(nestedMessage)) {
                continue;
            }
            List<String> currentNestedTypes = new ArrayList<>(outerNestedTypes);
            currentNestedTypes.add(messageName);
            messages.putAll(parseMessages(nestedMessage, outputResourceReferencesSeen, currentNestedTypes));
        }
    }
    TypeNode messageType = TypeParser.parseType(messageDescriptor);
    List<FieldDescriptor> fields = messageDescriptor.getFields();
    HashMap<String, String> operationRequestFields = new HashMap<String, String>();
    BiMap<String, String> operationResponseFields = HashBiMap.create();
    OperationResponse.Builder operationResponse = null;
    for (FieldDescriptor fd : fields) {
        if (fd.getOptions().hasExtension(ExtendedOperationsProto.operationRequestField)) {
            String orf = fd.getOptions().getExtension(ExtendedOperationsProto.operationRequestField);
            operationRequestFields.put(orf, fd.getName());
        }
        if (fd.getOptions().hasExtension(ExtendedOperationsProto.operationResponseField)) {
            String orf = fd.getOptions().getExtension(ExtendedOperationsProto.operationResponseField);
            operationResponseFields.put(orf, fd.getName());
        }
        if (fd.getOptions().hasExtension(ExtendedOperationsProto.operationField)) {
            OperationResponseMapping orm = fd.getOptions().getExtension(ExtendedOperationsProto.operationField);
            if (operationResponse == null) {
                operationResponse = OperationResponse.builder();
            }
            if (orm.equals(OperationResponseMapping.NAME)) {
                operationResponse.setNameFieldName(fd.getName());
            } else if (orm.equals(OperationResponseMapping.STATUS)) {
                operationResponse.setStatusFieldName(fd.getName());
                operationResponse.setStatusFieldTypeName(fd.toProto().getTypeName());
            } else if (orm.equals(OperationResponseMapping.ERROR_CODE)) {
                operationResponse.setErrorCodeFieldName(fd.getName());
            } else if (orm.equals(OperationResponseMapping.ERROR_MESSAGE)) {
                operationResponse.setErrorMessageFieldName(fd.getName());
            }
        }
    }
    messages.put(messageType.reference().fullName(), Message.builder().setType(messageType).setName(messageName).setFullProtoName(messageDescriptor.getFullName()).setFields(parseFields(messageDescriptor, outputResourceReferencesSeen)).setOuterNestedTypes(outerNestedTypes).setOperationRequestFields(operationRequestFields).setOperationResponseFields(operationResponseFields).setOperationResponse(operationResponse != null ? operationResponse.build() : null).build());
    return messages;
}

Example 63 with TypeNode

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

the class Parser method parseMessages.

public static Map<String, Message> parseMessages(FileDescriptor fileDescriptor, Set<ResourceReference> outputResourceReferencesSeen) {
    // TODO(miraleung): Preserve nested type and package data in the type key.
    Map<String, Message> messages = new HashMap<>();
    for (Descriptor messageDescriptor : fileDescriptor.getMessageTypes()) {
        messages.putAll(parseMessages(messageDescriptor, outputResourceReferencesSeen));
    }
    // We treat enums as messages since we primarily care only about the type representation.
    for (EnumDescriptor enumDescriptor : fileDescriptor.getEnumTypes()) {
        String name = enumDescriptor.getName();
        List<EnumValueDescriptor> valueDescriptors = enumDescriptor.getValues();
        TypeNode enumType = TypeParser.parseType(enumDescriptor);
        messages.put(enumType.reference().fullName(), Message.builder().setType(enumType).setName(name).setFullProtoName(enumDescriptor.getFullName()).setEnumValues(valueDescriptors.stream().map(v -> v.getName()).collect(Collectors.toList()), valueDescriptors.stream().map(v -> v.getNumber()).collect(Collectors.toList())).build());
    }
    return messages;
}

Example 64 with TypeNode

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

the class Parser method parseMethods.

@VisibleForTesting
static List<Method> parseMethods(ServiceDescriptor serviceDescriptor, String servicePackage, Map<String, Message> messageTypes, Map<String, ResourceName> resourceNames, Optional<GapicServiceConfig> serviceConfigOpt, Set<ResourceName> outputArgResourceNames, Transport transport) {
    List<Method> methods = new ArrayList<>();
    for (MethodDescriptor protoMethod : serviceDescriptor.getMethods()) {
        // Parse the method.
        TypeNode inputType = TypeParser.parseType(protoMethod.getInputType());
        Method.Builder methodBuilder = Method.builder();
        if (protoMethod.getFile().toProto().hasSourceCodeInfo()) {
            SourceCodeInfoLocation protoMethodLocation = SOURCE_CODE_INFO_PARSER.getLocation(protoMethod);
            if (!Objects.isNull(protoMethodLocation) && !Strings.isNullOrEmpty(protoMethodLocation.getLeadingComments())) {
                methodBuilder.setDescription(protoMethodLocation.getLeadingComments());
            }
        }
        boolean isDeprecated = false;
        if (protoMethod.getOptions().hasDeprecated()) {
            isDeprecated = protoMethod.getOptions().getDeprecated();
        }
        Message inputMessage = messageTypes.get(inputType.reference().fullName());
        Preconditions.checkNotNull(inputMessage, String.format("No message found for %s", inputType.reference().fullName()));
        HttpBindings httpBindings = HttpRuleParser.parse(protoMethod, inputMessage, messageTypes);
        boolean isBatching = !serviceConfigOpt.isPresent() ? false : serviceConfigOpt.get().hasBatchingSetting(/* protoPakkage */
        protoMethod.getFile().getPackage(), serviceDescriptor.getName(), protoMethod.getName());
        boolean operationPollingMethod = protoMethod.getOptions().hasExtension(ExtendedOperationsProto.operationPollingMethod) ? protoMethod.getOptions().getExtension(ExtendedOperationsProto.operationPollingMethod) : false;
        RoutingHeaderRule routingHeaderRule = RoutingRuleParser.parse(protoMethod, inputMessage, messageTypes);
        methods.add(methodBuilder.setName(protoMethod.getName()).setInputType(inputType).setOutputType(TypeParser.parseType(protoMethod.getOutputType())).setStream(Method.toStream(protoMethod.isClientStreaming(), protoMethod.isServerStreaming())).setLro(parseLro(servicePackage, protoMethod, messageTypes)).setMethodSignatures(MethodSignatureParser.parseMethodSignatures(protoMethod, servicePackage, inputType, messageTypes, resourceNames, outputArgResourceNames)).setHttpBindings(httpBindings).setRoutingHeaderRule(routingHeaderRule).setIsBatching(isBatching).setPageSizeFieldName(parsePageSizeFieldName(protoMethod, messageTypes, transport)).setIsDeprecated(isDeprecated).setOperationPollingMethod(operationPollingMethod).build());
        // Any input type that has a resource reference will need a resource name helper class.
        for (Field field : inputMessage.fields()) {
            if (field.hasResourceReference()) {
                String resourceTypeString = field.resourceReference().resourceTypeString();
                ResourceName resourceName = null;
                // versus example.com/FooBar.
                if (resourceTypeString.indexOf(SLASH) < 0) {
                    Optional<String> actualResourceTypeNameOpt = resourceNames.keySet().stream().filter(k -> k.substring(k.lastIndexOf(SLASH) + 1).equals(resourceTypeString)).findFirst();
                    if (actualResourceTypeNameOpt.isPresent()) {
                        resourceName = resourceNames.get(actualResourceTypeNameOpt.get());
                    }
                } else {
                    resourceName = resourceNames.get(resourceTypeString);
                }
                if (ResourceNameConstants.WILDCARD_PATTERN.equals(resourceTypeString)) {
                    resourceName = WILDCARD_RESOURCE_NAME;
                } else {
                    Preconditions.checkNotNull(resourceName, String.format("Resource name %s not found; parsing field %s in message %s in method %s", resourceTypeString, field.name(), inputMessage.name(), protoMethod.getName()));
                }
                outputArgResourceNames.add(resourceName);
            }
        }
    }
    return methods;
}

Example 65 with TypeNode

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

the class JavaWriterVisitorTest method writeSuperObjectValue_accessFieldAndInvokeMethod.

@Test
public void writeSuperObjectValue_accessFieldAndInvokeMethod() {
    VaporReference ref = VaporReference.builder().setName("Student").setPakkage("com.google.example.v1").build();
    TypeNode classType = TypeNode.withReference(ref);
    SuperObjectValue superObjectValue = SuperObjectValue.withType(classType);
    ValueExpr superValueExpr = ValueExpr.withValue(superObjectValue);
    Variable subVariable = Variable.builder().setName("name").setType(TypeNode.STRING).build();
    VariableExpr superVariableExpr = VariableExpr.builder().setVariable(subVariable).setExprReferenceExpr(superValueExpr).build();
    MethodInvocationExpr methodExpr = MethodInvocationExpr.builder().setMethodName("getName").setExprReferenceExpr(ValueExpr.withValue(superObjectValue)).setReturnType(TypeNode.STRING).build();
    AssignmentExpr assignmentExpr = AssignmentExpr.builder().setVariableExpr(superVariableExpr).setValueExpr(methodExpr).build();
    assignmentExpr.accept(writerVisitor);
    assertThat(writerVisitor.write()).isEqualTo("super.name = super.getName()");
}