io.vertx.codegen.annotations.ModuleGen Java Examples

public static DeclaredType resolveJsonMapper(Elements elementUtils, Types typeUtils, PackageElement pkgElt, DeclaredType javaType) {
  PackageElement result = resolveFirstModuleGenAnnotatedPackageElement(elementUtils, pkgElt);
  if (result != null) {
    TypeElement jsonMapperElt = elementUtils.getTypeElement("io.vertx.core.spi.json.JsonMapper");
    TypeParameterElement typeParamElt = jsonMapperElt.getTypeParameters().get(0);
    return elementUtils
      .getAllAnnotationMirrors(pkgElt)
      .stream()
      .filter(am -> am.getAnnotationType().toString().equals(ModuleGen.class.getName()))
      .flatMap(am -> am.getElementValues().entrySet().stream())
      .filter(e -> e.getKey().getSimpleName().toString().equals("mappers"))
      .flatMap(e -> ((List<AnnotationValue>) e.getValue().getValue()).stream())
      .map(annotationValue -> (DeclaredType) annotationValue.getValue())
      .filter(dt -> {
        TypeMirror mapperType = Helper.resolveTypeParameter(typeUtils, dt, typeParamElt);
        return mapperType != null && mapperType.getKind() == TypeKind.DECLARED && typeUtils.isSameType(mapperType, javaType);
      })
      .findFirst()
      .orElse(null);
  }
  return null;
}
 

public static PackageElement resolveFirstModuleGenAnnotatedPackageElement(Elements elementUtils, PackageElement pkgElt) {
  if (pkgElt == null) return null;
  String pkgQN = pkgElt.getQualifiedName().toString();
  while (true) {
    if (pkgElt != null) {
      ModuleGen annotation = pkgElt.getAnnotation(ModuleGen.class);
      if (annotation != null) {
        return pkgElt;
      }
    }
    int pos = pkgQN.lastIndexOf('.');
    if (pos == -1) {
      break;
    } else {
      pkgQN = pkgQN.substring(0, pos);
      Set<PackageElement> pkgElts = getPackageElement.apply(elementUtils, pkgQN);
      pkgElt = pkgElts.isEmpty() ? null : pkgElts.iterator().next();
    }
  }
  return null;
}
 

/**
 * Resolve a module info for the specified {@code pkgElt} argument, returns null for undertermined.
 *
 * @param elementUtils the element utils
 * @param pkgElt the package element
 * @return the module info
 */
public static ModuleInfo resolve(Elements elementUtils, PackageElement pkgElt) {
  PackageElement result = resolveFirstModuleGenAnnotatedPackageElement(elementUtils, pkgElt);
  if (result != null) {
    ModuleGen annotation = result.getAnnotation(ModuleGen.class);
    return new ModuleInfo(result.getQualifiedName().toString(), annotation.name(), annotation.groupPackage());
  } else return null;
}
 

private MyProcessor(Function<CodeGen, R> f, Set<String> otherSupportedAnnotations) {
  this.f = f;
  this.supportedAnnotations = new HashSet<>();
  this.supportedAnnotations.add(ProxyGen.class.getCanonicalName());
  this.supportedAnnotations.add(VertxGen.class.getCanonicalName());
  this.supportedAnnotations.add(DataObject.class.getCanonicalName());
  this.supportedAnnotations.add(ModuleGen.class.getCanonicalName());
  this.supportedAnnotations.addAll(otherSupportedAnnotations);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(VertxGen.class, ModuleGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(WebApiServiceGen.class, ModuleGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(VertxGen.class, ModuleGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(DataObject.class, ModuleGen.class);
}
 

public static TypeInfo create(Type type) {
  if (type == void.class) {
    return VoidTypeInfo.INSTANCE;
  } else if (type instanceof Class) {
    String fqcn = type.getTypeName();
    Class<?> classType = (Class<?>) type;
    if (classType.isPrimitive()) {
      return PrimitiveTypeInfo.PRIMITIVES.get(classType.getName());
    } else {
      Package pkg = classType.getPackage();
      ModuleInfo module = null;
      ClassLoader loader = Thread.currentThread().getContextClassLoader();
      Thread.currentThread().setContextClassLoader(classType.getClassLoader());
      try {
        while (pkg != null) {
          ModuleGen annotation = pkg.getAnnotation(ModuleGen.class);
          if (annotation != null) {
            module = new ModuleInfo(pkg.getName(), annotation.name(), annotation.groupPackage());
            break;
          } else {
            int pos = pkg.getName().lastIndexOf('.');
            if (pos == -1) {
              break;
            } else {
              pkg = Package.getPackage(pkg.getName().substring(0, pos));
            }
          }
        }
      } finally {
        Thread.currentThread().setContextClassLoader(loader);
      }
      if (classType.isEnum()) {
        return new EnumTypeInfo(
          fqcn,
          classType.getDeclaredAnnotation(VertxGen.class) != null,
          Stream.of(classType.getEnumConstants()).map(Object::toString).collect(Collectors.toList()),
          module,
          false
        );
      } else {
        ClassKind kind = ClassKind.getKind(fqcn, classType.getAnnotation(VertxGen.class) != null);
        List<TypeParamInfo.Class> typeParams = new ArrayList<>();
        int index = 0;
        for (java.lang.reflect.TypeVariable<? extends Class<?>> var : classType.getTypeParameters()) {
          typeParams.add(new TypeParamInfo.Class(classType.getName(), index++, var.getName()));
        }
        if (kind == ClassKind.API) {
          java.lang.reflect.TypeVariable<Class<Handler>> classTypeVariable = Handler.class.getTypeParameters()[0];
          Type handlerArg = Helper.resolveTypeParameter(type, classTypeVariable);
          return new ApiTypeInfo(fqcn, true, typeParams, handlerArg != null ? create(handlerArg) : null, module, false, false, null);
        } else {

          boolean serializable = isDataObjectAnnotatedSerializable(classType);
          boolean deserializable = isDataObjectAnnotatedDeserializable(classType);
          MapperInfo serializer = null;
          if (serializable) {
            serializer = new MapperInfo();
            serializer.setQualifiedName(fqcn);
            serializer.setKind(MapperKind.SELF);
          }
          MapperInfo deserializer = null;
          if (deserializable) {
            deserializer = new MapperInfo();
            deserializer.setQualifiedName(fqcn);
            deserializer.setKind(MapperKind.SELF);
          }
          DataObjectInfo dataObject = null;
          if (serializable || serializable) {
            dataObject = new DataObjectInfo(serializer, deserializer);
          }
          return new ClassTypeInfo(kind, fqcn, module, false, typeParams, dataObject);
        }
      }
    }
  } else if (type instanceof ParameterizedType) {
    ParameterizedType parameterizedType = (ParameterizedType) type;
    List<TypeInfo> args = Arrays.asList(parameterizedType.getActualTypeArguments()).
      stream().
      map(TypeReflectionFactory::create).
      collect(Collectors.toList());
    Type raw = parameterizedType.getRawType();
    return new ParameterizedTypeInfo((ClassTypeInfo) create(raw), false, args);
  } else if (type instanceof java.lang.reflect.TypeVariable) {
    java.lang.reflect.TypeVariable typeVar = (java.lang.reflect.TypeVariable) type;
    TypeParamInfo param = TypeParamInfo.create(typeVar);
    return new TypeVariableInfo(param, false, ((java.lang.reflect.TypeVariable) type).getName());
  } else {
    throw new IllegalArgumentException("Unsupported type " + type);
  }
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(DataObject.class, ModuleGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(DataObject.class, ModuleGen.class, VertxGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(ProxyGen.class, ModuleGen.class);
}
 

@Override
public Collection<Class<? extends Annotation>> annotations() {
  return Arrays.asList(ProxyGen.class, ModuleGen.class);
}