Examples with CExceptionDescriptor net.morimekta.providence.reflect.contained.CExceptionDescriptor used on opensource projects

Example 1 with CExceptionDescriptor

use of net.morimekta.providence.reflect.contained.CExceptionDescriptor in project providence by morimekta.

the class ProgramConverter method convert.

/**
 * Convert document model to declared document.
 *
 * @param path The program file path.
 * @param path Path of the program file to convert.
 * @param program Program model to convert.
 * @return The declared thrift document.
 */
public CProgram convert(String path, ProgramType program) {
    ImmutableList.Builder<PDeclaredDescriptor<?>> declaredTypes = ImmutableList.builder();
    ImmutableList.Builder<CConst> constants = ImmutableList.builder();
    ImmutableMap.Builder<String, String> typedefs = ImmutableMap.builder();
    ImmutableList.Builder<CService> services = ImmutableList.builder();
    RecursiveTypeRegistry registry = programRegistry.registryForPath(path);
    File dir = new File(path).getParentFile();
    if (program.hasIncludes()) {
        for (String include : program.getIncludes()) {
            String includePath = new File(dir, include).getPath();
            registry.registerInclude(ReflectionUtils.programNameFromPath(include), programRegistry.registryForPath(includePath));
        }
    }
    for (Declaration decl : program.getDecl()) {
        switch(decl.unionField()) {
            case DECL_ENUM:
                {
                    EnumType enumType = decl.getDeclEnum();
                    int nextValue = PEnumDescriptor.DEFAULT_FIRST_VALUE;
                    CEnumDescriptor type = new CEnumDescriptor(enumType.getDocumentation(), program.getProgramName(), enumType.getName(), enumType.getAnnotations());
                    List<CEnumValue> values = new ArrayList<>();
                    for (EnumValue value : enumType.getValues()) {
                        int v = value.hasId() ? value.getId() : nextValue;
                        nextValue = v + 1;
                        values.add(new CEnumValue(value.getDocumentation(), value.getId(), value.getName(), type, value.getAnnotations()));
                    }
                    type.setValues(values);
                    declaredTypes.add(type);
                    registry.register(type);
                    break;
                }
            case DECL_STRUCT:
                {
                    MessageType messageType = decl.getDeclStruct();
                    List<CField> fields = new ArrayList<>();
                    if (messageType.hasFields()) {
                        fields.addAll(messageType.getFields().stream().map(field -> makeField(registry, program.getProgramName(), field, messageType.getVariant())).collect(Collectors.toList()));
                    }
                    PMessageDescriptor<?, ?> type;
                    switch(messageType.getVariant()) {
                        case STRUCT:
                            type = new CStructDescriptor(messageType.getDocumentation(), program.getProgramName(), messageType.getName(), fields, messageType.getAnnotations());
                            break;
                        case UNION:
                            type = new CUnionDescriptor(messageType.getDocumentation(), program.getProgramName(), messageType.getName(), fields, messageType.getAnnotations());
                            break;
                        case EXCEPTION:
                            type = new CExceptionDescriptor(messageType.getDocumentation(), program.getProgramName(), messageType.getName(), fields, messageType.getAnnotations());
                            break;
                        default:
                            throw new UnsupportedOperationException("Unhandled message variant " + messageType.getVariant());
                    }
                    declaredTypes.add(type);
                    registry.register(type);
                    break;
                }
            case DECL_CONST:
                {
                    ConstType constant = decl.getDeclConst();
                    constants.add(makeConst(registry, program.getProgramName(), constant));
                    break;
                }
            case DECL_TYPEDEF:
                {
                    typedefs.put(decl.getDeclTypedef().getName(), decl.getDeclTypedef().getType());
                    registry.registerTypedef(decl.getDeclTypedef().getName(), program.getProgramName(), decl.getDeclTypedef().getType());
                    break;
                }
            case DECL_SERVICE:
                {
                    ServiceType serviceType = decl.getDeclService();
                    ImmutableList.Builder<CServiceMethod> methodBuilder = ImmutableList.builder();
                    if (serviceType.hasMethods()) {
                        for (FunctionType sm : serviceType.getMethods()) {
                            List<CField> rqFields = new ArrayList<>();
                            if (sm.numParams() > 0) {
                                for (FieldType field : sm.getParams()) {
                                    rqFields.add(makeField(registry, program.getProgramName(), field, MessageVariant.STRUCT));
                                }
                            }
                            CStructDescriptor request = new CStructDescriptor(null, program.getProgramName(), serviceType.getName() + '.' + sm.getName() + ".request", rqFields, null);
                            CUnionDescriptor response = null;
                            if (!sm.isOneWay()) {
                                List<CField> rsFields = new ArrayList<>();
                                CField success;
                                if (sm.getReturnType() != null) {
                                    PDescriptorProvider type = registry.getProvider(sm.getReturnType(), program.getProgramName(), sm.getAnnotations());
                                    success = new CField(null, 0, PRequirement.OPTIONAL, "success", type, null, null);
                                } else {
                                    success = new CField(null, 0, PRequirement.OPTIONAL, "success", PPrimitive.VOID.provider(), null, null);
                                }
                                rsFields.add(success);
                                if (sm.numExceptions() > 0) {
                                    for (FieldType field : sm.getExceptions()) {
                                        rsFields.add(makeField(registry, program.getProgramName(), field, MessageVariant.UNION));
                                    }
                                }
                                response = new CUnionDescriptor(null, program.getProgramName(), serviceType.getName() + '.' + sm.getName() + ".response", rsFields, null);
                            }
                            CServiceMethod method = new CServiceMethod(sm.getDocumentation(), sm.getName(), sm.isOneWay(), request, response, sm.getAnnotations());
                            methodBuilder.add(method);
                        }
                    // for each method
                    }
                    // if has methods
                    PServiceProvider extendsProvider = null;
                    if (serviceType.hasExtend()) {
                        extendsProvider = registry.getServiceProvider(serviceType.getExtend(), program.getProgramName());
                    }
                    CService service = new CService(serviceType.getDocumentation(), program.getProgramName(), serviceType.getName(), extendsProvider, methodBuilder.build(), serviceType.getAnnotations());
                    services.add(service);
                    registry.registerRecursively(service);
                }
        }
    }
    return new CProgram(path, program.getDocumentation(), program.getProgramName(), program.getNamespaces(), getIncludedProgramNames(program), program.getIncludes(), typedefs.build(), declaredTypes.build(), services.build(), constants.build());
}

Example 2 with CExceptionDescriptor

use of net.morimekta.providence.reflect.contained.CExceptionDescriptor in project providence by morimekta.

the class Convert method run.

@SuppressWarnings("unchecked")
void run(String... args) {
    try {
        ArgumentParser cli = options.getArgumentParser("pvd", "Providence Converter");
        try {
            cli.parse(args);
            if (options.showHelp()) {
                System.out.println(cli.getProgramDescription());
                System.out.println("Usage: " + cli.getSingleLineUsage());
                System.out.println();
                System.out.println("Example code to run:");
                System.out.println("$ cat call.json | pvd -I thrift/ -S cal.Calculator");
                System.out.println("$ pvd -i binary,file:my.data -o json_protocol -I thrift/ cal.Operation");
                System.out.println();
                System.out.println("Note that when handling service calls, only 1 call can be converted.");
                System.out.println();
                cli.printUsage(System.out);
                System.out.println();
                System.out.println("Available formats are:");
                for (Format format : Format.values()) {
                    System.out.println(String.format(" - %-20s : %s", format.name(), format.desc));
                }
                return;
            }
            if (options.showVersion()) {
                System.out.println(cli.getProgramDescription());
                return;
            }
            if (options.listTypes) {
                ProgramRegistry registry = options.getProgramRegistry();
                for (ProgramTypeRegistry pr : registry.getLoadedRegistries()) {
                    CProgram program = pr.getProgram();
                    System.out.println(program.getProgramFilePath() + ":");
                    for (PDeclaredDescriptor dd : program.getDeclaredTypes()) {
                        if (dd instanceof CStructDescriptor) {
                            System.out.println("  struct    " + dd.getQualifiedName());
                        } else if (dd instanceof CUnionDescriptor) {
                            System.out.println("  union     " + dd.getQualifiedName());
                        } else if (dd instanceof CExceptionDescriptor) {
                            System.out.println("  exception " + dd.getQualifiedName());
                        }
                    }
                    for (PService s : program.getServices()) {
                        System.out.println("  service   " + s.getQualifiedName());
                    }
                }
                return;
            }
            cli.validate();
            if (options.getDefinition() == null) {
                MessageReader in = options.getServiceInput();
                MessageWriter out = options.getServiceOutput();
                PService service = options.getServiceDefinition();
                PServiceCall call = in.read(service);
                in.close();
                out.write(call);
                out.separator();
                out.close();
                // TODO: Validate we don't have garbage data after call.
                if (options.out.base64mime && options.out.file == null) {
                    System.out.println();
                }
            } else {
                AtomicInteger num = new AtomicInteger(0);
                int size = options.getInput().peek(m -> num.incrementAndGet()).collect(options.getOutput());
                if (num.get() == 0 || size == 0) {
                    throw new IOException("No data");
                }
                if (options.out.base64mime && options.out.file == null) {
                    System.out.println();
                }
            }
            return;
        } catch (ArgumentException e) {
            System.err.println(e.getMessage());
            System.out.println("Usage: " + cli.getSingleLineUsage());
            System.err.println();
            System.err.println("Run $ pvd --help # for available options.");
            if (options.verbose()) {
                System.err.println();
                e.printStackTrace();
            }
        } catch (SerializerException e) {
            System.out.flush();
            System.err.println();
            System.err.println(e.asString());
            if (options.verbose()) {
                System.err.println();
                e.printStackTrace();
            }
        } catch (UncheckedIOException | IOException e) {
            System.out.flush();
            System.err.println();
            System.err.println("I/O error: " + e.getMessage());
            if (options.verbose()) {
                System.err.println();
                e.printStackTrace();
            }
        }
    } catch (Exception e) {
        System.out.flush();
        System.err.println();
        System.err.println("Unchecked exception: " + e.getMessage());
        if (options.verbose()) {
            System.err.println();
            e.printStackTrace();
        }
    }
    exit(1);
}