コード例 #1
0
  public List<L2Property> readProperties(
      DataInput dataInput, String objClass, UnrealPackageReadOnly up) throws UnrealException {
    List<L2Property> properties = new ArrayList<>();

    List<Property> classTemplate = unrealClassLoader.getStructProperties(objClass);

    Collections.reverse(classTemplate);

    try {
      String name;
      while (!(name = up.getNameTable().get(dataInput.readCompactInt()).getName()).equals("None")) {
        int info = dataInput.readUnsignedByte();
        Type propertyType = Type.values()[info & 0b1111]; // TODO
        int sizeType = (info >> 4) & 0b111;
        boolean array = info >> 7 == 1;

        String structName =
            propertyType.equals(Type.STRUCT)
                ? up.getNameTable().get(dataInput.readCompactInt()).getName()
                : null;
        int size = readPropertySize(sizeType, dataInput);
        int arrayIndex = array && !propertyType.equals(Type.BOOL) ? dataInput.readCompactInt() : 0;

        byte[] objBytes = new byte[size];
        dataInput.readFully(objBytes);

        final String n = name;
        PropertiesUtil.getAt(properties, n);
        L2Property property = PropertiesUtil.getAt(properties, n);
        if (property == null) {
          Property template =
              classTemplate
                  .stream()
                  .filter(pt -> pt.getEntry().getObjectName().getName().equalsIgnoreCase((n)))
                  .findAny()
                  .orElse(null);
          if (template == null)
            throw new UnrealException(objClass + ": Property template not found: " + name);

          property = new L2Property(template, up);
          properties.add(property);
        }

        if (structName != null
            && !"Vector".equals(structName)
            && !"Rotator".equals(structName)
            && !"Color".equals(structName)) {
          StructProperty structProperty = (StructProperty) property.getTemplate();
          structName = structProperty.getStructType().getObjectFullName();
        }
        UnrealPackageReadOnly.ExportEntry arrayInner = null;
        if (propertyType.equals(Type.ARRAY)) {
          ArrayProperty arrayProperty = (ArrayProperty) property.getTemplate();
          arrayInner = (UnrealPackageReadOnly.ExportEntry) arrayProperty.getInner();
        }

        DataInput objBuffer =
            new DataInputStream(new ByteArrayInputStream(objBytes), dataInput.getCharset());
        property.putAt(
            arrayIndex,
            read(
                objBuffer,
                propertyType,
                array,
                arrayInner,
                structName,
                up,
                objClass,
                property.getName()));
        property.setType(propertyType);
      }
    } catch (IOException e) {
      throw new UnrealException(e);
    }

    return properties;
  }