internal int importBinary(XMLElement elem, int offs, ByteBuffer buf, String fieldName)
{
if (elem == null || elem.isNullValue())
{
buf.extend(offs + 4);
Bytes.pack4(buf.arr, offs, -1);
offs += 4;
}
else if (elem.isStringValue())
{
String hexStr = elem.StringValue;
int len = hexStr.Length;
if (hexStr.StartsWith("#"))
{
buf.extend(offs + 4 + len / 2 - 1);
Bytes.pack4(buf.arr, offs, -2 - getHexValue(hexStr[1]));
offs += 4;
for (int j = 2; j < len; j += 2)
{
buf.arr[offs++] = (byte)((getHexValue(hexStr[j]) << 4) | getHexValue(hexStr[j + 1]));
}
}
else
{
buf.extend(offs + 4 + len / 2);
Bytes.pack4(buf.arr, offs, len / 2);
offs += 4;
for (int j = 0; j < len; j += 2)
{
buf.arr[offs++] = (byte)((getHexValue(hexStr[j]) << 4) | getHexValue(hexStr[j + 1]));
}
}
}
else
{
XMLElement refElem = elem.getSibling("ref");
if (refElem != null)
{
buf.extend(offs + 4);
Bytes.pack4(buf.arr, offs, mapId(getIntAttribute(refElem, "id")));
offs += 4;
}
else
{
XMLElement item = elem.getSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.extend(offs + 4 + len);
Bytes.pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.isIntValue())
{
buf.arr[offs] = (byte)item.IntValue;
}
else if (item.isRealValue())
{
buf.arr[offs] = (byte)item.RealValue;
}
else
{
throwException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 1;
}
}
}
return offs;
}
internal int importRef(XMLElement elem, int offs, ByteBuffer buf)
{
int oid = 0;
if (elem != null) {
if (elem.isStringValue()) {
String str = elem.StringValue;
offs = buf.packI4(offs, -1-(int)ClassDescriptor.FieldType.tpString);
return buf.packString(offs, str);
} else {
XMLElement value = elem.FirstSibling;
if (value == null) {
throwException("object reference expected");
}
string name = value.Name;
if (name == "scalar") {
int tid = getIntAttribute(value, "type");
string hexStr = getAttribute(value, "value");
int len = hexStr.Length;
buf.extend(offs + 4 + len/2);
Bytes.pack4(buf.arr, offs, -1-tid);
offs += 4;
if (tid == (int)ClassDescriptor.FieldType.tpCustom)
{
object obj = storage.serializer.Parse(hexStr);
storage.serializer.Pack(obj, buf.GetWriter());
offs = buf.used;
}
else
{
for (int j = 0; j < len; j += 2)
{
buf.arr[offs++] = (byte)((getHexValue(hexStr[j]) << 4) | getHexValue(hexStr[j+1]));
}
}
return offs;
} else if (name == "type") {
string typeName = getAttribute(value, "name");
offs = buf.packI4(offs, -1-(int)ClassDescriptor.FieldType.tpType);
return buf.packString(offs, typeName);
} else if (name == "ref") {
oid = mapId(getIntAttribute(value, "id"));
} else {
ClassDescriptor desc = storage.getClassDescriptor(findClassByName(name));
offs = buf.packI4(offs, -(int)ClassDescriptor.FieldType.tpValueTypeBias - desc.Oid);
if (desc.isCollection) {
XMLElement item = value.getSibling("element");
int len = (item == null) ? 0 : item.Counter;
offs = buf.packI4(offs, len);
while (--len >= 0) {
offs = importRef(item, offs, buf);
item = item.NextSibling;
}
} else if (desc.isDictionary) {
XMLElement item = value.getSibling("element");
int len = (item == null) ? 0 : item.Counter;
offs = buf.packI4(offs, len);
while (--len >= 0) {
XMLElement key = item.getSibling("key");
offs = importRef(key, offs, buf);
XMLElement val = item.getSibling("value");
offs = importRef(val, offs, buf);
item = item.NextSibling;
}
} else {
offs = packObject(value, desc, offs, buf);
}
return offs;
}
}
}
return buf.packI4(offs, oid);
}