private Class<?> resolveReturnType(Method me) { Type returnType = me.getGenericReturnType(); if (returnType instanceof ParameterizedType) { ParameterizedType type = (ParameterizedType) returnType; Type[] typeArguments = type.getActualTypeArguments(); for (Type typeArgument : typeArguments) { if (typeArgument instanceof Class<?>) { return (Class<?>) typeArgument; } } return null; } return (Class<?>) returnType; }
private static void findAllInterfaceTypes( Map results, ParameterizedType p, Configuration configuration) { Type superType = p.superclassType(); if (superType == null) return; addAllInterfaceTypes( results, superType, superType instanceof ClassDoc ? ((ClassDoc) superType).interfaceTypes() : ((ParameterizedType) superType).interfaceTypes(), false, configuration); }
private void writeCollection( final OutputStream outputStream, final Type collectionType, final Collection<?> collection, final QName outerTagName) { final Class<?> rawType; if (collectionType instanceof ParameterizedType) { final ParameterizedType returnType = (ParameterizedType) collectionType; rawType = (Class<?>) returnType.getRawType(); } else if (collectionType instanceof Class<?>) { rawType = (Class<?>) collectionType; } else if (collectionType instanceof WildcardType) { final Type[] UpperBounds = ((WildcardType) collectionType).getUpperBounds(); if (UpperBounds.length > 0) { rawType = (Class<?>) UpperBounds[0]; } else { rawType = Object.class; } } else if (collectionType instanceof TypeVariable) { final Type[] UpperBounds = ((TypeVariable<?>) collectionType).getBounds(); if (UpperBounds.length > 0) { rawType = (Class<?>) UpperBounds[0]; } else { rawType = Object.class; } } else { throw new IllegalArgumentException("Unsupported type variable"); } Class<?> elementType; if (Collection.class.isAssignableFrom(rawType)) { final Type[] paramTypes = Types.getTypeParametersFor(Collection.class, collectionType); elementType = Types.toRawType(paramTypes[0]); if (elementType.isInterface()) { // interfaces not supported by jaxb elementType = Types.commonAncestor(collection); } } else { elementType = Types.commonAncestor(collection); } try { // As long as JAXB is an option, we have to know that this is a StAXWriter as JAXB needs to // write to that. try (XmlWriter xmlWriter = XmlStreaming.newWriter(outputStream, "UTF-8")) { Marshaller marshaller = null; XmlWriterUtil.smartStartTag(xmlWriter, outerTagName); for (Object item : collection) { if (item != null) { if (item instanceof XmlSerializable) { ((XmlSerializable) item).serialize(xmlWriter); } else if (item instanceof Node) { XmlWriterUtil.serialize(xmlWriter, (Node) item); } else { if (marshaller == null) { JAXBContext jaxbcontext = null; if (elementType == null) { jaxbcontext = newJAXBContext(JAXBCollectionWrapper.class); } else { jaxbcontext = newJAXBContext(JAXBCollectionWrapper.class, elementType); } marshaller = jaxbcontext.createMarshaller(); } marshaller.marshal(item, (XMLStreamWriter) getDelegateMethod().invoke(xmlWriter)); } } } XmlWriterUtil.endTag(xmlWriter, outerTagName); } } catch (Throwable e) { throw new MessagingException(e); } }