internal int UnpackObject(object obj, ClassDescriptor desc, bool recursiveLoading, byte[] body, int offs, IPersistent po)
{
ClassDescriptor.FieldDescriptor[] all = desc.allFields;
ReflectionProvider provider = ClassDescriptor.ReflectionProvider;
int len;
for (int i = 0, n = all.Length; i < n; i++)
{
ClassDescriptor.FieldDescriptor fd = all[i];
FieldInfo f = fd.field;
if (f == null || obj == null)
{
switch (fd.type)
{
case ClassDescriptor.tpBoolean:
case ClassDescriptor.tpByte:
offs += 1;
continue;
case ClassDescriptor.tpChar:
case ClassDescriptor.tpShort:
offs += 2;
continue;
case ClassDescriptor.tpInt:
case ClassDescriptor.tpFloat:
case ClassDescriptor.tpObject:
offs += 4;
continue;
case ClassDescriptor.tpLong:
case ClassDescriptor.tpDouble:
case ClassDescriptor.tpDate:
offs += 8;
continue;
case ClassDescriptor.tpString:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
offs += len * 2;
}
else if (len < -1)
{
offs -= (len + 2);
}
continue;
case ClassDescriptor.tpValue:
offs = UnpackObject((object) null, fd.valueDesc, recursiveLoading, body, offs, po);
continue;
case ClassDescriptor.tpRaw:
case ClassDescriptor.tpArrayOfByte:
case ClassDescriptor.tpArrayOfBoolean:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
offs += len;
}
else if (len < -1)
{
offs += ClassDescriptor.Sizeof[-2 - len];
}
continue;
case ClassDescriptor.tpArrayOfShort:
case ClassDescriptor.tpArrayOfChar:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
offs += len * 2;
}
continue;
case ClassDescriptor.tpArrayOfInt:
case ClassDescriptor.tpArrayOfFloat:
case ClassDescriptor.tpArrayOfObject:
case ClassDescriptor.tpLink:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
offs += len * 4;
}
continue;
case ClassDescriptor.tpArrayOfLong:
case ClassDescriptor.tpArrayOfDouble:
case ClassDescriptor.tpArrayOfDate:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
offs += len * 8;
}
continue;
case ClassDescriptor.tpArrayOfString:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
for (int j = 0; j < len; j++)
{
int strlen = Bytes.Unpack4(body, offs);
offs += 4;
if (strlen > 0)
{
offs += strlen * 2;
}
else if (strlen < -1)
{
offs -= (strlen + 2);
}
}
}
continue;
case ClassDescriptor.tpArrayOfValue:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
ClassDescriptor valueDesc = fd.valueDesc;
for (int j = 0; j < len; j++)
{
offs = UnpackObject((object) null, valueDesc, recursiveLoading, body, offs, po);
}
}
continue;
case ClassDescriptor.tpArrayOfRaw:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len > 0)
{
for (int j = 0; j < len; j++)
{
int rawlen = Bytes.Unpack4(body, offs);
offs += 4;
if (rawlen > 0)
{
offs += rawlen;
}
else if (rawlen < -1)
{
offs += ClassDescriptor.Sizeof[-2 - rawlen];
}
}
}
continue;
}
}
else
{
switch (fd.type)
{
case ClassDescriptor.tpBoolean:
provider.SetBoolean(f, obj, body[offs++] != 0);
continue;
case ClassDescriptor.tpByte:
provider.SetByte(f, obj, body[offs++]);
continue;
case ClassDescriptor.tpChar:
provider.SetChar(f, obj, (char) Bytes.Unpack2(body, offs));
offs += 2;
continue;
case ClassDescriptor.tpShort:
provider.SetShort(f, obj, Bytes.Unpack2(body, offs));
offs += 2;
continue;
case ClassDescriptor.tpInt:
provider.SetInt(f, obj, Bytes.Unpack4(body, offs));
offs += 4;
continue;
case ClassDescriptor.tpLong:
provider.SetLong(f, obj, Bytes.Unpack8(body, offs));
offs += 8;
continue;
case ClassDescriptor.tpFloat:
provider.SetFloat(f, obj, Bytes.UnpackF4(body, offs));
offs += 4;
continue;
case ClassDescriptor.tpDouble:
provider.SetDouble(f, obj, Bytes.UnpackF8(body, offs));
offs += 8;
continue;
case ClassDescriptor.tpString:
{
len = Bytes.Unpack4(body, offs);
offs += 4;
string str = null;
if (len >= 0)
{
char[] chars = new char[len];
for (int j = 0; j < len; j++)
{
chars[j] = (char) Bytes.Unpack2(body, offs);
offs += 2;
}
str = new string(chars);
}
else if (len < -1)
{
if (encoding != null)
{
string tempStr;
//UPGRADE_TODO: The differences in the Format of parameters for constructor 'java.lang.String.String' may cause compilation errors.
tempStr = System.Text.Encoding.GetEncoding(encoding).GetString(body);
str = new string(tempStr.ToCharArray(), offs, -2 - len);
}
else
{
str = new string(SupportClass.ToCharArray(body), offs, -2 - len);
}
offs -= (2 + len);
}
provider.Set(f, obj, str);
continue;
}
case ClassDescriptor.tpDate:
{
long msec = Bytes.Unpack8(body, offs);
offs += 8;
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL.
DateTime date; // = null;
if (msec >= 0)
{
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
date = new DateTime(msec);
}
else
date = new DateTime();
provider.Set(f, obj, date);
continue;
}
case ClassDescriptor.tpObject:
{
provider.Set(f, obj, Unswizzle(Bytes.Unpack4(body, offs), f.FieldType, recursiveLoading));
offs += 4;
continue;
}
case ClassDescriptor.tpValue:
{
object val = fd.valueDesc.NewInstance();
offs = UnpackObject(val, fd.valueDesc, recursiveLoading, body, offs, po);
provider.Set(f, obj, val);
continue;
}
case ClassDescriptor.tpRaw:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len >= 0)
{
System.IO.MemoryStream streamIn = new System.IO.MemoryStream(body, offs, len);
BinaryFormatter formatter = new BinaryFormatter();
object val = formatter.Deserialize(streamIn);
provider.Set(f, obj, val);
streamIn.Close();
offs += len;
}
else if (len < 0)
{
object val = null;
switch (-2 - len)
{
case ClassDescriptor.tpBoolean:
val = Convert.ToBoolean(body[offs++]);
break;
case ClassDescriptor.tpByte:
val = (byte) body[offs++];
break;
case ClassDescriptor.tpChar:
val = (char) Bytes.Unpack2(body, offs);
offs += 2;
break;
case ClassDescriptor.tpShort:
val = (short) Bytes.Unpack2(body, offs);
offs += 2;
break;
case ClassDescriptor.tpInt:
val = (Int32) Bytes.Unpack4(body, offs);
offs += 4;
break;
case ClassDescriptor.tpLong:
val = (long) Bytes.Unpack8(body, offs);
offs += 8;
break;
case ClassDescriptor.tpFloat:
val = Bytes.UnpackF4(body, offs);
break;
case ClassDescriptor.tpDouble:
val = Bytes.UnpackF8(body, offs);
offs += 8;
break;
case ClassDescriptor.tpDate:
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
val = new DateTime(Bytes.Unpack8(body, offs));
offs += 8;
break;
case ClassDescriptor.tpObject:
val = Unswizzle(Bytes.Unpack4(body, offs), typeof(Persistent), recursiveLoading);
offs += 4;
break;
}
provider.Set(f, obj, val);
}
continue;
case ClassDescriptor.tpArrayOfByte:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
byte[] arr = new byte[len];
Array.Copy(body, offs, arr, 0, len);
offs += len;
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfBoolean:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
bool[] arr = new bool[len];
for (int j = 0; j < len; j++)
{
arr[j] = body[offs++] != 0;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfShort:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
short[] arr = new short[len];
for (int j = 0; j < len; j++)
{
arr[j] = Bytes.Unpack2(body, offs);
offs += 2;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfChar:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
char[] arr = new char[len];
for (int j = 0; j < len; j++)
{
arr[j] = (char) Bytes.Unpack2(body, offs);
offs += 2;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfInt:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
int[] arr = new int[len];
for (int j = 0; j < len; j++)
{
arr[j] = Bytes.Unpack4(body, offs);
offs += 4;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfLong:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
long[] arr = new long[len];
for (int j = 0; j < len; j++)
{
arr[j] = Bytes.Unpack8(body, offs);
offs += 8;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfFloat:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
float[] arr = new float[len];
for (int j = 0; j < len; j++)
{
arr[j] = Bytes.UnpackF4(body, offs);
offs += 4;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfDouble:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
double[] arr = new double[len];
for (int j = 0; j < len; j++)
{
arr[j] = Bytes.UnpackF8(body, offs);
offs += 8;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfDate:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
DateTime[] arr = new DateTime[len];
for (int j = 0; j < len; j++)
{
long msec = Bytes.Unpack8(body, offs);
offs += 8;
if (msec >= 0)
{
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
arr[j] = new DateTime(msec);
}
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfString:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
string[] arr = new string[len];
for (int j = 0; j < len; j++)
{
int strlen = Bytes.Unpack4(body, offs);
offs += 4;
if (strlen >= 0)
{
char[] chars = new char[strlen];
for (int k = 0; k < strlen; k++)
{
chars[k] = (char) Bytes.Unpack2(body, offs);
offs += 2;
}
arr[j] = new string(chars);
}
else if (strlen < -1)
{
if (encoding != null)
{
string tempStr2;
//UPGRADE_TODO: The differences in the Format of parameters for constructor 'java.lang.String.String' may cause compilation errors.
tempStr2 = System.Text.Encoding.GetEncoding(encoding).GetString(body);
arr[j] = new string(tempStr2.ToCharArray(), offs, -2 - strlen);
}
else
{
arr[j] = new string(SupportClass.ToCharArray(body), offs, -2 - strlen);
}
offs -= (2 + strlen);
}
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfObject:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
Type elemType = f.FieldType.GetElementType();
IPersistent[] arr = (IPersistent[]) System.Array.CreateInstance(elemType, len);
for (int j = 0; j < len; j++)
{
arr[j] = Unswizzle(Bytes.Unpack4(body, offs), elemType, recursiveLoading);
offs += 4;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfValue:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
Type elemType = f.FieldType.GetElementType();
object[] arr = (object[]) System.Array.CreateInstance(elemType, len);
ClassDescriptor valueDesc = fd.valueDesc;
for (int j = 0; j < len; j++)
{
object val = valueDesc.NewInstance();
offs = UnpackObject(val, valueDesc, recursiveLoading, body, offs, po);
arr[j] = val;
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpArrayOfRaw:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
Type elemType = f.FieldType.GetElementType();
object[] arr = (object[]) System.Array.CreateInstance(elemType, len);
for (int j = 0; j < len; j++)
{
int rawlen = Bytes.Unpack4(body, offs);
offs += 4;
if (rawlen >= 0)
{
// TODOPORT:
System.IO.MemoryStream streamIn = new System.IO.MemoryStream(body, offs, rawlen);
//UPGRADE_TODO: Class 'java.io.ObjectInputStream' was converted to 'System.IO.BinaryReader' which has a different behavior.
//System.IO.BinaryReader streamIn = new PersistentObjectInputStream(this, bin);
//UPGRADE_WARNING: Method 'java.io.ObjectInputStream.readObject' was converted to 'SupportClass.Deserialize' which may throw an exception.
BinaryFormatter formatter = new BinaryFormatter();
object val = formatter.Deserialize(streamIn);
arr[j] = val;
streamIn.Close();
offs += rawlen;
}
else
{
object val = null;
switch (-2 - rawlen)
{
case ClassDescriptor.tpBoolean:
val = Convert.ToBoolean(body[offs++]);
break;
case ClassDescriptor.tpByte:
val = (byte) body[offs++];
break;
case ClassDescriptor.tpChar:
val = (char) Bytes.Unpack2(body, offs);
offs += 2;
break;
case ClassDescriptor.tpShort:
val = (short) Bytes.Unpack2(body, offs);
offs += 2;
break;
case ClassDescriptor.tpInt:
val = (Int32) Bytes.Unpack4(body, offs);
offs += 4;
break;
case ClassDescriptor.tpLong:
val = (long) Bytes.Unpack8(body, offs);
offs += 8;
break;
case ClassDescriptor.tpFloat:
val = Bytes.UnpackF4(body, offs);
offs += 4;
break;
case ClassDescriptor.tpDouble:
val = Bytes.UnpackF8(body, offs);
offs += 8;
break;
case ClassDescriptor.tpDate:
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
val = new DateTime(Bytes.Unpack8(body, offs));
offs += 8;
break;
case ClassDescriptor.tpObject:
val = Unswizzle(Bytes.Unpack4(body, offs), typeof(Persistent), recursiveLoading);
offs += 4;
break;
}
arr[j] = val;
}
}
provider.Set(f, obj, arr);
}
continue;
case ClassDescriptor.tpLink:
len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
provider.Set(f, obj, (object) null);
}
else
{
IPersistent[] arr = new IPersistent[len];
for (int j = 0; j < len; j++)
{
int elemOid = Bytes.Unpack4(body, offs);
offs += 4;
if (elemOid != 0)
{
arr[j] = new PersistentStub(this, elemOid);
}
}
provider.Set(f, obj, new LinkImpl(arr, po));
}
break;
}
}
}
return offs;
}
public virtual void Close()
{
lock (backgroundGcMonitor)
{
Commit();
opened = false;
}
if (gcThread != null)
{
gcThread.Activate();
try
{
gcThread.Join();
}
catch (System.Threading.ThreadInterruptedException)
{
}
}
if (IsDirty())
{
Page pg = pool.PutPage(0);
header.Pack(pg.data);
pool.Flush();
pool.Modify(pg);
header.dirty = false;
header.Pack(pg.data);
pool.Unfix(pg);
pool.Flush();
}
pool.Close();
// make GC easier
pool = null;
objectCache = null;
classDescMap = null;
bitmapPageAvailableSpace = null;
dirtyPagesMap = null;
descList = null;
}
internal void RegisterClassDescriptor(ClassDescriptor desc)
{
classDescMap[desc.cls] = desc;
desc.next = descList;
descList = desc;
CheckIfFinal(desc);
StoreObject0(desc);
header.root[1 - currIndex].classDescList = desc.Oid;
modified = true;
}
internal void ReloadScheme()
{
classDescMap.Clear();
int descListOid = header.root[1 - currIndex].classDescList;
classDescMap[typeof(ClassDescriptor)] = new ClassDescriptor(this, typeof(ClassDescriptor));
classDescMap[typeof(ClassDescriptor.FieldDescriptor)] = new ClassDescriptor(this, typeof(ClassDescriptor.FieldDescriptor));
if (descListOid != 0)
{
ClassDescriptor desc;
descList = FindClassDescriptor(descListOid);
for (desc = descList; desc != null; desc = desc.next)
{
desc.Load();
}
for (desc = descList; desc != null; desc = desc.next)
{
//UPGRADE_TODO: Method 'java.util.HashMap.get' was converted to 'System.Collections.Hashtable.Item' which has a different behavior.
if (classDescMap[desc.cls] == desc)
{
desc.Resolve();
}
CheckIfFinal(desc);
}
}
else
{
descList = null;
}
}
internal int MarkObject(byte[] obj, int offs, ClassDescriptor desc)
{
ClassDescriptor.FieldDescriptor[] all = desc.allFields;
for (int i = 0, n = all.Length; i < n; i++)
{
ClassDescriptor.FieldDescriptor fd = all[i];
switch (fd.type)
{
case ClassDescriptor.tpBoolean:
case ClassDescriptor.tpByte:
offs += 1;
continue;
case ClassDescriptor.tpChar:
case ClassDescriptor.tpShort:
offs += 2;
continue;
case ClassDescriptor.tpInt:
case ClassDescriptor.tpFloat:
offs += 4;
continue;
case ClassDescriptor.tpLong:
case ClassDescriptor.tpDouble:
case ClassDescriptor.tpDate:
offs += 8;
continue;
case ClassDescriptor.tpString:
{
int strlen = Bytes.Unpack4(obj, offs);
offs += 4;
if (strlen > 0)
{
offs += strlen * 2;
}
else if (strlen < -1)
{
offs -= (strlen + 2);
}
continue;
}
case ClassDescriptor.tpObject:
MarkOid(Bytes.Unpack4(obj, offs));
offs += 4;
continue;
case ClassDescriptor.tpValue:
offs = MarkObject(obj, offs, fd.valueDesc);
continue;
case ClassDescriptor.tpRaw:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
if (len > 0)
{
offs += len;
}
else if (len == -2 - ClassDescriptor.tpObject)
{
MarkOid(Bytes.Unpack4(obj, offs));
offs += 4;
}
else if (len < -1)
{
offs += ClassDescriptor.Sizeof[-2 - len];
}
continue;
}
case ClassDescriptor.tpArrayOfByte:
case ClassDescriptor.tpArrayOfBoolean:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
if (len > 0)
{
offs += len;
}
continue;
}
case ClassDescriptor.tpArrayOfShort:
case ClassDescriptor.tpArrayOfChar:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
if (len > 0)
{
offs += len * 2;
}
continue;
}
case ClassDescriptor.tpArrayOfInt:
case ClassDescriptor.tpArrayOfFloat:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
if (len > 0)
{
offs += len * 4;
}
continue;
}
case ClassDescriptor.tpArrayOfLong:
case ClassDescriptor.tpArrayOfDouble:
case ClassDescriptor.tpArrayOfDate:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
if (len > 0)
{
offs += len * 8;
}
continue;
}
case ClassDescriptor.tpArrayOfString:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
while (--len >= 0)
{
int strlen = Bytes.Unpack4(obj, offs);
offs += 4;
if (strlen > 0)
{
offs += strlen * 2;
}
else if (strlen < -1)
{
offs -= (strlen + 2);
}
}
continue;
}
case ClassDescriptor.tpArrayOfObject:
case ClassDescriptor.tpLink:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
while (--len >= 0)
{
MarkOid(Bytes.Unpack4(obj, offs));
offs += 4;
}
continue;
}
case ClassDescriptor.tpArrayOfValue:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
ClassDescriptor valueDesc = fd.valueDesc;
while (--len >= 0)
{
offs = MarkObject(obj, offs, valueDesc);
}
continue;
}
case ClassDescriptor.tpArrayOfRaw:
{
int len = Bytes.Unpack4(obj, offs);
offs += 4;
while (--len >= 0)
{
int rawlen = Bytes.Unpack4(obj, offs);
offs += 4;
if (rawlen >= 0)
{
offs += rawlen;
}
else if (rawlen == -2 - ClassDescriptor.tpObject)
{
MarkOid(Bytes.Unpack4(obj, offs));
offs += 4;
}
else if (rawlen < -1)
{
offs += ClassDescriptor.Sizeof[-2 - rawlen];
}
continue;
}
continue;
}
}
}
return offs;
}
internal int PackObject(object obj, ClassDescriptor desc, int offs, ByteBuffer buf, IPersistent po)
{
ClassDescriptor.FieldDescriptor[] flds = desc.allFields;
for (int i = 0, n = flds.Length; i < n; i++)
{
ClassDescriptor.FieldDescriptor fd = flds[i];
FieldInfo f = fd.field;
switch (fd.type)
{
case ClassDescriptor.tpByte:
buf.Extend(offs + 1);
buf.arr[offs++] = (byte) f.GetValue(obj);
continue;
case ClassDescriptor.tpBoolean:
buf.Extend(offs + 1);
buf.arr[offs++] = (byte) ((bool) f.GetValue(obj) ? 1 : 0);
continue;
case ClassDescriptor.tpShort:
buf.Extend(offs + 2);
Bytes.Pack2(buf.arr, offs, (short) f.GetValue(obj));
offs += 2;
continue;
case ClassDescriptor.tpChar:
buf.Extend(offs + 2);
Bytes.Pack2(buf.arr, offs, (short) f.GetValue(obj));
offs += 2;
continue;
case ClassDescriptor.tpInt:
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, (int) f.GetValue(obj));
offs += 4;
continue;
case ClassDescriptor.tpLong:
buf.Extend(offs + 8);
Bytes.Pack8(buf.arr, offs, (long) f.GetValue(obj));
offs += 8;
continue;
case ClassDescriptor.tpFloat:
buf.Extend(offs + 4);
Bytes.PackF4(buf.arr, offs, (float) f.GetValue(obj));
offs += 4;
continue;
case ClassDescriptor.tpDouble:
buf.Extend(offs + 8);
Bytes.PackF8(buf.arr, offs, (double) f.GetValue(obj));
offs += 8;
continue;
case ClassDescriptor.tpDate:
{
buf.Extend(offs + 8);
DateTime d = (DateTime) f.GetValue(obj);
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL.
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
long msec = (d == null) ? -1 : d.Ticks;
Bytes.Pack8(buf.arr, offs, msec);
offs += 8;
continue;
}
case ClassDescriptor.tpString:
offs = buf.PackString(offs, (string) f.GetValue(obj), encoding);
continue;
case ClassDescriptor.tpObject:
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, Swizzle((IPersistent) f.GetValue(obj)));
offs += 4;
continue;
}
case ClassDescriptor.tpValue:
{
object val = f.GetValue(obj);
if (val == null)
{
throw new StorageError(StorageError.NULL_VALUE, fd.fieldName);
}
else if (val is IPersistent)
{
throw new StorageError(StorageError.SERIALIZE_PERSISTENT);
}
offs = PackObject(val, fd.valueDesc, offs, buf, po);
continue;
}
case ClassDescriptor.tpRaw:
offs = PackValue(f.GetValue(obj), offs, buf);
continue;
case ClassDescriptor.tpArrayOfByte:
{
byte[] arr = (byte[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
Array.Copy(arr, 0, buf.arr, offs, len);
offs += len;
}
continue;
}
case ClassDescriptor.tpArrayOfBoolean:
{
bool[] arr = (bool[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++, offs++)
{
buf.arr[offs] = (byte) (arr[j] ? 1 : 0);
}
}
continue;
}
case ClassDescriptor.tpArrayOfShort:
{
short[] arr = (short[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 2);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack2(buf.arr, offs, arr[j]);
offs += 2;
}
}
continue;
}
case ClassDescriptor.tpArrayOfChar:
{
char[] arr = (char[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 2);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack2(buf.arr, offs, (short) arr[j]);
offs += 2;
}
}
continue;
}
case ClassDescriptor.tpArrayOfInt:
{
int[] arr = (int[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack4(buf.arr, offs, arr[j]);
offs += 4;
}
}
continue;
}
case ClassDescriptor.tpArrayOfLong:
{
long[] arr = (long[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack8(buf.arr, offs, arr[j]);
offs += 8;
}
}
continue;
}
case ClassDescriptor.tpArrayOfFloat:
{
float[] arr = (float[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.PackF4(buf.arr, offs, arr[j]);
offs += 4;
}
}
continue;
}
case ClassDescriptor.tpArrayOfDouble:
{
double[] arr = (double[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.PackF8(buf.arr, offs, arr[j]);
offs += 8;
}
}
continue;
}
case ClassDescriptor.tpArrayOfDate:
{
DateTime[] arr = (DateTime[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
DateTime d = arr[j];
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL.
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
long msec = (d == null) ? -1 : d.Ticks;
Bytes.Pack8(buf.arr, offs, msec);
offs += 8;
}
}
continue;
}
case ClassDescriptor.tpArrayOfString:
{
string[] arr = (string[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
offs = buf.PackString(offs, (string) arr[j], encoding);
}
}
continue;
}
case ClassDescriptor.tpArrayOfObject:
{
IPersistent[] arr = (IPersistent[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack4(buf.arr, offs, Swizzle(arr[j]));
offs += 4;
}
}
continue;
}
case ClassDescriptor.tpArrayOfValue:
{
object[] arr = (object[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
ClassDescriptor elemDesc = fd.valueDesc;
for (int j = 0; j < len; j++)
{
object val = arr[j];
if (val == null)
throw new StorageError(StorageError.NULL_VALUE, fd.fieldName);
offs = PackObject(val, elemDesc, offs, buf, po);
}
}
continue;
}
case ClassDescriptor.tpArrayOfRaw:
{
object[] arr = (object[]) f.GetValue(obj);
if (arr == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
int len = arr.Length;
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
offs = PackValue(arr[j], offs, buf);
}
}
continue;
}
case ClassDescriptor.tpLink:
{
LinkImpl link = (LinkImpl) f.GetValue(obj);
if (link == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
link.owner = po;
int len = link.Size;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
for (int j = 0; j < len; j++)
{
Bytes.Pack4(buf.arr, offs, Swizzle(link.GetRaw(j)));
offs += 4;
}
link.Unpin();
}
continue;
}
}
}
return offs;
}
internal static void CheckIfFinal(ClassDescriptor desc)
{
Type cls = desc.cls;
for (ClassDescriptor next = desc.next; next != null; next = next.next)
{
next.Load();
if (cls.IsAssignableFrom(next.cls))
{
desc.hasSubclasses = true;
}
else if (next.cls.IsAssignableFrom(cls))
{
next.hasSubclasses = true;
}
}
}
internal ClassDescriptor GetClassDescriptor(Type cls)
{
//UPGRADE_TODO: Method 'java.util.HashMap.get' was converted to 'System.Collections.Hashtable.Item' which has a different behavior.
ClassDescriptor desc = (ClassDescriptor) classDescMap[cls];
if (desc == null)
{
desc = new ClassDescriptor(this, cls);
RegisterClassDescriptor(desc);
}
return desc;
}
public virtual void Open(IFile file, int pagePoolSize)
{
lock (this)
{
if (opened)
{
throw new StorageError(StorageError.STORAGE_ALREADY_OPENED);
}
if (lockFile)
{
if (!file.Lock())
{
throw new StorageError(StorageError.STORAGE_IS_USED);
}
}
Page pg;
int i;
int indexSize = initIndexSize;
if (indexSize < dbFirstUserId)
{
indexSize = dbFirstUserId;
}
indexSize = (indexSize + dbHandlesPerPage - 1) & ~ (dbHandlesPerPage - 1);
dirtyPagesMap = new int[dbDirtyPageBitmapSize / 4 + 1];
gcThreshold = Int64.MaxValue;
backgroundGcMonitor = new object();
backgroundGcStartMonitor = new object();
gcThread = null;
gcActive = false;
gcDone = false;
allocatedDelta = 0;
nNestedTransactions = 0;
nBlockedTransactions = 0;
nCommittedTransactions = 0;
scheduledCommitTime = Int64.MaxValue;
transactionMonitor = new object();
transactionLock = new PersistentResource();
modified = false;
objectCache = CreateObjectCache(cacheKind, pagePoolSize, objectCacheInitSize);
//UPGRADE_TODO: Class 'java.util.HashMap' was converted to 'System.Collections.Hashtable' which has a different behavior.
classDescMap = new Hashtable();
descList = null;
header = new Header();
byte[] buf = new byte[Header.Sizeof];
int rc = file.Read(0, buf);
if (rc > 0 && rc < Header.Sizeof)
{
throw new StorageError(StorageError.DATABASE_CORRUPTED);
}
header.Unpack(buf);
if (header.curr < 0 || header.curr > 1)
{
throw new StorageError(StorageError.DATABASE_CORRUPTED);
}
if (pool == null)
{
pool = new PagePool(pagePoolSize / Page.pageSize);
pool.Open(file);
}
if (!header.initialized)
{
header.curr = currIndex = 0;
long used = Page.pageSize;
header.root[0].index = used;
header.root[0].indexSize = indexSize;
header.root[0].indexUsed = dbFirstUserId;
header.root[0].freeList = 0;
used += indexSize * 8L;
header.root[1].index = used;
header.root[1].indexSize = indexSize;
header.root[1].indexUsed = dbFirstUserId;
header.root[1].freeList = 0;
used += indexSize * 8L;
header.root[0].shadowIndex = header.root[1].index;
header.root[1].shadowIndex = header.root[0].index;
header.root[0].shadowIndexSize = indexSize;
header.root[1].shadowIndexSize = indexSize;
int bitmapPages = (int) ((used + Page.pageSize * (dbAllocationQuantum * 8 - 1) - 1) / (Page.pageSize * (dbAllocationQuantum * 8 - 1)));
long bitmapSize = (long) bitmapPages * Page.pageSize;
int usedBitmapSize = (int) (SupportClass.URShift((used + bitmapSize), (dbAllocationQuantumBits + 3)));
for (i = 0; i < bitmapPages; i++)
{
pg = pool.PutPage(used + (long) i * Page.pageSize);
byte[] bitmap = pg.data;
int n = usedBitmapSize > Page.pageSize ? Page.pageSize : usedBitmapSize;
for (int j = 0; j < n; j++)
{
bitmap[j] = (byte) 0xFF;
}
usedBitmapSize -= Page.pageSize;
pool.Unfix(pg);
}
int bitmapIndexSize = ((dbBitmapId + dbBitmapPages) * 8 + Page.pageSize - 1) & ~ (Page.pageSize - 1);
byte[] index = new byte[bitmapIndexSize];
Bytes.Pack8(index, dbInvalidId * 8, dbFreeHandleFlag);
for (i = 0; i < bitmapPages; i++)
{
Bytes.Pack8(index, (dbBitmapId + i) * 8, used | dbPageObjectFlag);
used += Page.pageSize;
}
header.root[0].bitmapEnd = dbBitmapId + i;
header.root[1].bitmapEnd = dbBitmapId + i;
while (i < dbBitmapPages)
{
Bytes.Pack8(index, (dbBitmapId + i) * 8, dbFreeHandleFlag);
i += 1;
}
header.root[0].size = used;
header.root[1].size = used;
usedSize = used;
committedIndexSize = currIndexSize = dbFirstUserId;
pool.Write(header.root[1].index, index);
pool.Write(header.root[0].index, index);
header.dirty = true;
header.root[0].size = header.root[1].size;
pg = pool.PutPage(0);
header.Pack(pg.data);
pool.Flush();
pool.Modify(pg);
header.initialized = true;
header.Pack(pg.data);
pool.Unfix(pg);
pool.Flush();
}
else
{
int curr = header.curr;
currIndex = curr;
if (header.root[curr].indexSize != header.root[curr].shadowIndexSize)
{
throw new StorageError(StorageError.DATABASE_CORRUPTED);
}
if (IsDirty())
{
if (listener != null)
{
listener.DatabaseCorrupted();
}
Console.Error.WriteLine("Database was not normally closed: start recovery");
header.root[1 - curr].size = header.root[curr].size;
header.root[1 - curr].indexUsed = header.root[curr].indexUsed;
header.root[1 - curr].freeList = header.root[curr].freeList;
header.root[1 - curr].index = header.root[curr].shadowIndex;
header.root[1 - curr].indexSize = header.root[curr].shadowIndexSize;
header.root[1 - curr].shadowIndex = header.root[curr].index;
header.root[1 - curr].shadowIndexSize = header.root[curr].indexSize;
header.root[1 - curr].bitmapEnd = header.root[curr].bitmapEnd;
header.root[1 - curr].rootObject = header.root[curr].rootObject;
header.root[1 - curr].classDescList = header.root[curr].classDescList;
header.root[1 - curr].bitmapExtent = header.root[curr].bitmapExtent;
pg = pool.PutPage(0);
header.Pack(pg.data);
pool.Unfix(pg);
pool.Copy(header.root[1 - curr].index, header.root[curr].index, (header.root[curr].indexUsed * 8L + Page.pageSize - 1) & ~(Page.pageSize - 1));
if (listener != null)
{
listener.RecoveryCompleted();
}
Console.Error.WriteLine("Recovery completed");
}
currIndexSize = header.root[1 - curr].indexUsed;
committedIndexSize = currIndexSize;
usedSize = header.root[curr].size;
}
int bitmapSize2 = header.root[1 - currIndex].bitmapExtent == 0 ? dbBitmapPages : dbLargeBitmapPages;
bitmapPageAvailableSpace = new int[bitmapSize2];
for (i = 0; i < bitmapPageAvailableSpace.Length; i++)
{
bitmapPageAvailableSpace[i] = Int32.MaxValue;
}
currRBitmapPage = currPBitmapPage = 0;
currRBitmapOffs = currPBitmapOffs = 0;
opened = true;
ReloadScheme();
}
}
internal int PackObject(XMLElement objElem, ClassDescriptor desc, int offs, ByteBuffer buf)
{
ClassDescriptor.FieldDescriptor[] flds = desc.allFields;
for (int i = 0, n = flds.Length; i < n; i++)
{
ClassDescriptor.FieldDescriptor fd = flds[i];
string fieldName = fd.fieldName;
XMLElement elem = (objElem != null) ? objElem.GetSibling(fieldName) : null;
switch (fd.type)
{
case ClassDescriptor.tpByte:
buf.Extend(offs + 1);
if (elem != null)
{
if (elem.IsIntValue())
{
buf.arr[offs] = (byte) elem.GetIntValue();
}
else if (elem.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
buf.arr[offs] = (byte) elem.GetRealValue();
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 1;
continue;
case ClassDescriptor.tpBoolean:
buf.Extend(offs + 1);
if (elem != null)
{
if (elem.IsIntValue())
{
buf.arr[offs] = (byte) (elem.GetIntValue() != 0 ? 1 : 0);
}
else if (elem.IsRealValue())
{
buf.arr[offs] = (byte) (elem.GetRealValue() != 0.0 ? 1 : 0);
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 1;
continue;
case ClassDescriptor.tpShort:
case ClassDescriptor.tpChar:
buf.Extend(offs + 2);
if (elem != null)
{
if (elem.IsIntValue())
{
Bytes.Pack2(buf.arr, offs, (short) elem.GetIntValue());
}
else if (elem.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack2(buf.arr, offs, (short) elem.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 2;
continue;
case ClassDescriptor.tpInt:
buf.Extend(offs + 4);
if (elem != null)
{
if (elem.IsIntValue())
{
Bytes.Pack4(buf.arr, offs, (int) elem.GetIntValue());
}
else if (elem.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack4(buf.arr, offs, (int) elem.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 4;
continue;
case ClassDescriptor.tpLong:
buf.Extend(offs + 8);
if (elem != null)
{
if (elem.IsIntValue())
{
Bytes.Pack8(buf.arr, offs, elem.GetIntValue());
}
else if (elem.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack8(buf.arr, offs, (long) elem.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 8;
continue;
case ClassDescriptor.tpFloat:
buf.Extend(offs + 4);
if (elem != null)
{
if (elem.IsIntValue())
{
Bytes.PackF4(buf.arr, offs, (float) elem.GetIntValue());
}
else if (elem.IsRealValue())
{
Bytes.PackF4(buf.arr, offs, (float) elem.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 4;
continue;
case ClassDescriptor.tpDouble:
buf.Extend(offs + 8);
if (elem != null)
{
if (elem.IsIntValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.PackF8(buf.arr, offs, (double) elem.GetIntValue());
}
else if (elem.IsRealValue())
{
Bytes.PackF8(buf.arr, offs, (double) elem.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 8;
continue;
case ClassDescriptor.tpDate:
buf.Extend(offs + 8);
if (elem != null)
{
if (elem.IsIntValue())
{
Bytes.Pack8(buf.arr, offs, elem.GetIntValue());
}
else if (elem.IsNullValue())
{
Bytes.Pack8(buf.arr, offs, -1);
}
else if (elem.IsStringValue())
{
/* TODOPORT:
//UPGRADE_ISSUE: Method 'java.text.DateFormat.parse' was not converted.
DateTime date = httpFormatter.parse(elem.GetStringValue(), 0);
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL.
if (date == null)
{
ThrowException("Invalid date");
}
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
Bytes.Pack8(buf.arr, offs, date.Ticks);
*/
ThrowException("Not implemented");
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
}
offs += 8;
continue;
case ClassDescriptor.tpString:
if (elem != null)
{
string val = null;
if (elem.IsIntValue())
{
val = Convert.ToString(elem.GetIntValue());
}
else if (elem.IsRealValue())
{
val = elem.GetRealValue().ToString();
}
else if (elem.IsStringValue())
{
val = elem.GetStringValue();
}
else if (elem.IsNullValue())
{
val = null;
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
offs = buf.PackString(offs, val, storage.encoding);
continue;
}
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
continue;
case ClassDescriptor.tpObject:
{
int oid = 0;
if (elem != null)
{
XMLElement ref_Renamed = elem.GetSibling("ref");
if (ref_Renamed == null)
{
ThrowException("<ref> element expected");
}
oid = MapId(GetIntAttribute(ref_Renamed, "id"));
}
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, oid);
offs += 4;
continue;
}
case ClassDescriptor.tpValue:
offs = PackObject(elem, fd.valueDesc, offs, buf);
continue;
case ClassDescriptor.tpRaw:
case ClassDescriptor.tpArrayOfByte:
offs = ImportBinary(elem, offs, buf, fieldName);
continue;
case ClassDescriptor.tpArrayOfBoolean:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
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.GetIntValue() != 0 ? 1 : 0);
}
else if (item.IsRealValue())
{
buf.arr[offs] = (byte) (item.GetRealValue() != 0.0 ? 1 : 0);
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 1;
}
}
continue;
case ClassDescriptor.tpArrayOfChar:
case ClassDescriptor.tpArrayOfShort:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 2);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
Bytes.Pack2(buf.arr, offs, (short) item.GetIntValue());
}
else if (item.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack2(buf.arr, offs, (short) item.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 2;
}
}
continue;
case ClassDescriptor.tpArrayOfInt:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
Bytes.Pack4(buf.arr, offs, (int) item.GetIntValue());
}
else if (item.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack4(buf.arr, offs, (int) item.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 4;
}
}
continue;
case ClassDescriptor.tpArrayOfLong:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
Bytes.Pack8(buf.arr, offs, item.GetIntValue());
}
else if (item.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.Pack8(buf.arr, offs, (long) item.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 8;
}
}
continue;
case ClassDescriptor.tpArrayOfFloat:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
Bytes.PackF4(buf.arr, offs, (float) item.GetIntValue());
}
else if (item.IsRealValue())
{
Bytes.PackF4(buf.arr, offs, (float) item.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 4;
}
}
continue;
case ClassDescriptor.tpArrayOfDouble:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsIntValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
Bytes.PackF8(buf.arr, offs, (double) item.GetIntValue());
}
else if (item.IsRealValue())
{
Bytes.PackF8(buf.arr, offs, (double) item.GetRealValue());
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 8;
}
}
continue;
case ClassDescriptor.tpArrayOfDate:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 8);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
if (item.IsNullValue())
{
Bytes.Pack8(buf.arr, offs, -1);
}
else if (item.IsStringValue())
{
/* TODOPORT:
//UPGRADE_ISSUE: Method 'java.text.DateFormat.parse' was not converted.
DateTime date = httpFormatter.parse(item.GetStringValue(), 0);
//UPGRADE_TODO: The 'System.DateTime' structure does not have an equivalent to NULL.
if (date == null)
{
ThrowException("Invalid date");
}
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
Bytes.Pack8(buf.arr, offs, date.Ticks);
*/
ThrowException("Not implemented");
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 8;
}
}
continue;
case ClassDescriptor.tpArrayOfString:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
string val = null;
if (item.IsIntValue())
{
val = Convert.ToString(item.GetIntValue());
}
else if (item.IsRealValue())
{
val = item.GetRealValue().ToString();
}
else if (item.IsStringValue())
{
val = item.GetStringValue();
}
else if (elem.IsNullValue())
{
val = null;
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
offs = buf.PackString(offs, val, storage.encoding);
item = item.NextSibling;
}
}
continue;
case ClassDescriptor.tpArrayOfObject:
case ClassDescriptor.tpLink:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
buf.Extend(offs + 4 + len * 4);
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
XMLElement ref_Renamed = item.GetSibling("ref");
if (ref_Renamed == null)
{
ThrowException("<ref> element expected");
}
int oid = MapId(GetIntAttribute(ref_Renamed, "id"));
Bytes.Pack4(buf.arr, offs, oid);
item = item.NextSibling;
offs += 4;
}
}
continue;
case ClassDescriptor.tpArrayOfValue:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
ClassDescriptor elemDesc = fd.valueDesc;
while (--len >= 0)
{
offs = PackObject(item, elemDesc, offs, buf);
item = item.NextSibling;
}
}
continue;
case ClassDescriptor.tpArrayOfRaw:
if (elem == null || elem.IsNullValue())
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else
{
XMLElement item = elem.GetSibling("element");
int len = (item == null) ? 0 : item.Counter;
Bytes.Pack4(buf.arr, offs, len);
offs += 4;
while (--len >= 0)
{
offs = ImportBinary(item, offs, buf, fieldName);
item = item.NextSibling;
}
}
continue;
}
}
return offs;
}
internal int ExportObject(ClassDescriptor desc, byte[] body, int offs, int indent)
{
ClassDescriptor.FieldDescriptor[] all = desc.allFields;
for (int i = 0, n = all.Length; i < n; i++)
{
ClassDescriptor.FieldDescriptor fd = all[i];
Indentation(indent);
string fieldName = ExportIdentifier(fd.fieldName);
writer.Write("<" + fieldName + ">");
switch (fd.type)
{
case ClassDescriptor.tpBoolean:
writer.Write(body[offs++] != 0 ? "1" : "0");
break;
case ClassDescriptor.tpByte:
writer.Write(Convert.ToString((byte) body[offs++]));
break;
case ClassDescriptor.tpChar:
writer.Write(Convert.ToString((char) Bytes.Unpack2(body, offs)));
offs += 2;
break;
case ClassDescriptor.tpShort:
writer.Write(Convert.ToString(Bytes.Unpack2(body, offs)));
offs += 2;
break;
case ClassDescriptor.tpInt:
writer.Write(Convert.ToString(Bytes.Unpack4(body, offs)));
offs += 4;
break;
case ClassDescriptor.tpLong:
writer.Write(Convert.ToString(Bytes.Unpack8(body, offs)));
offs += 8;
break;
case ClassDescriptor.tpFloat:
float flt = Bytes.UnpackF4(body, offs);
writer.Write(flt.ToString());
offs += 4;
break;
case ClassDescriptor.tpDouble:
double dbl = Bytes.UnpackF8(body, offs);
writer.Write(dbl.ToString());
offs += 8;
break;
case ClassDescriptor.tpString:
offs = ExportString(body, offs);
break;
case ClassDescriptor.tpDate:
{
long msec = Bytes.Unpack8(body, offs);
offs += 8;
if (msec >= 0)
{
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
// TODOPORT: writer.Write("\"" + SupportClass.FormatDateTime(XMLImporter.httpFormatter, new DateTime(msec)) + "\"");
throw new NotImplementedException();
}
else
{
writer.Write("null");
}
break;
}
case ClassDescriptor.tpObject:
ExportRef(Bytes.Unpack4(body, offs));
offs += 4;
break;
case ClassDescriptor.tpValue:
writer.Write('\n');
offs = ExportObject(fd.valueDesc, body, offs, indent + 1);
Indentation(indent);
break;
case ClassDescriptor.tpRaw:
case ClassDescriptor.tpArrayOfByte:
offs = ExportBinary(body, offs);
break;
case ClassDescriptor.tpArrayOfBoolean:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + (body[offs++] != 0 ? "1" : "0") + "</element>\n");
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfChar:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + (Bytes.Unpack2(body, offs) & 0xFFFF) + "</element>\n");
offs += 2;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfShort:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + Bytes.Unpack2(body, offs) + "</element>\n");
offs += 2;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfInt:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + Bytes.Unpack4(body, offs) + "</element>\n");
offs += 4;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfLong:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + Bytes.Unpack8(body, offs) + "</element>\n");
offs += 8;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfFloat:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + Bytes.UnpackF4(body, offs) + "</element>\n");
offs += 4;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfDouble:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>" + Bytes.UnpackF8(body, offs) + "</element>\n");
offs += 8;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfDate:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
long msec = Bytes.Unpack8(body, offs);
offs += 8;
if (msec >= 0)
{
writer.Write("<element>\"");
//UPGRADE_TODO: Constructor 'java.util.Date.Date' was converted to 'DateTime.DateTime' which has a different behavior.
// TODOPORT: writer.Write(SupportClass.FormatDateTime(XMLImporter.httpFormatter, new DateTime(msec)));
writer.Write("\"</element>\n");
throw new NotImplementedException();
}
else
{
writer.Write("<element>null</element>\n");
}
}
}
break;
}
case ClassDescriptor.tpArrayOfString:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>");
offs = ExportString(body, offs);
writer.Write("</element>\n");
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpLink:
case ClassDescriptor.tpArrayOfObject:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
int oid = Bytes.Unpack4(body, offs);
if (oid != 0 && (exportedBitmap[oid >> 5] & (1 << (oid & 31))) == 0)
{
markedBitmap[oid >> 5] |= 1 << (oid & 31);
}
writer.Write("<element><ref id=\"" + oid + "\"/></element>\n");
offs += 4;
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfValue:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>\n");
offs = ExportObject(fd.valueDesc, body, offs, indent + 2);
Indentation(indent + 1);
writer.Write("</element>\n");
}
Indentation(indent);
}
break;
}
case ClassDescriptor.tpArrayOfRaw:
{
int len = Bytes.Unpack4(body, offs);
offs += 4;
if (len < 0)
{
writer.Write("null");
}
else
{
writer.Write('\n');
while (--len >= 0)
{
Indentation(indent + 1);
writer.Write("<element>");
offs = ExportBinary(body, offs);
writer.Write("</element>\n");
}
Indentation(indent);
}
break;
}
}
writer.Write("</" + fieldName + ">\n");
}
return offs;
}
internal void Resolve()
{
if (resolved)
return;
StorageImpl classStorage = (StorageImpl) Storage;
ClassDescriptor desc = new ClassDescriptor(classStorage, cls);
resolved = true;
if (!desc.Equals(this))
classStorage.RegisterClassDescriptor(desc);
}
public bool Equals(ClassDescriptor cd)
{
if (cd == null || allFields.Length != cd.allFields.Length)
{
return false;
}
for (int i = 0; i < allFields.Length; i++)
{
if (!allFields[i].Equals(cd.allFields[i]))
{
return false;
}
}
return true;
}
