本文整理汇总了C#中System.ByteBuffer.Extend方法的典型用法代码示例。如果您正苦于以下问题：C# ByteBuffer.Extend方法的具体用法？C# ByteBuffer.Extend怎么用？C# ByteBuffer.Extend使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.ByteBuffer的用法示例。
在下文中一共展示了ByteBuffer.Extend方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: PackObject
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:
{
//.........这里部分代码省略.........
示例2: PackValue
internal int PackValue(object val, int offs, ByteBuffer buf)
{
if (val == null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, -1);
offs += 4;
}
else if (val is IPersistent)
{
buf.Extend(offs + 8);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpObject);
Bytes.Pack4(buf.arr, offs + 4, Swizzle((IPersistent) val));
offs += 8;
}
else
{
Type c = val.GetType();
if (c == typeof(bool))
{
buf.Extend(offs + 5);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpBoolean);
buf.arr[offs + 4] = (byte) (((bool) val) ? 1 : 0);
offs += 5;
}
else if (c == typeof(System.Char))
{
buf.Extend(offs + 6);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpChar);
Bytes.Pack2(buf.arr, offs + 4, (short) ((System.Char) val));
offs += 6;
}
else if (c == typeof(System.SByte))
{
buf.Extend(offs + 5);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpByte);
buf.arr[offs + 4] = (byte) ((System.SByte) val);
offs += 5;
}
else if (c == typeof(System.Int16))
{
buf.Extend(offs + 6);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpShort);
Bytes.Pack2(buf.arr, offs + 4, (short) ((System.Int16) val));
offs += 6;
}
else if (c == typeof(Int32))
{
buf.Extend(offs + 8);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpInt);
Bytes.Pack4(buf.arr, offs + 4, ((Int32) val));
offs += 8;
}
else if (c == typeof(Int64))
{
buf.Extend(offs + 12);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpLong);
Bytes.Pack8(buf.arr, offs + 4, (long) ((Int64) val));
offs += 12;
}
else if (c == typeof(System.Single))
{
buf.Extend(offs + 8);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpFloat);
Bytes.PackF4(buf.arr, offs + 4, (float)val);
offs += 8;
}
else if (c == typeof(System.Double))
{
buf.Extend(offs + 12);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpDouble);
Bytes.PackF8(buf.arr, offs + 4, (System.Double) val);
offs += 12;
}
else if (c == typeof(System.DateTime))
{
buf.Extend(offs + 12);
Bytes.Pack4(buf.arr, offs, -2 - ClassDescriptor.tpDate);
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
Bytes.Pack8(buf.arr, offs + 4, ((DateTime) val).Ticks);
offs += 12;
}
else
{
System.IO.MemoryStream streamOut = new System.IO.MemoryStream();
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(streamOut, val);
streamOut.Close();
byte[] arr = streamOut.ToArray();
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;
}
}
return offs;
}示例3: ExtractKey
private Key ExtractKey(IPersistent obj)
{
try
{
ByteBuffer buf = new ByteBuffer();
int dst = 0;
for (int i = 0; i < fld.Length; i++)
{
FieldInfo f = (FieldInfo) fld[i];
switch (types[i])
{
case ClassDescriptor.tpBoolean:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) ((bool) f.GetValue(obj) ? 1 : 0);
break;
case ClassDescriptor.tpByte:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) f.GetValue(obj);
break;
case ClassDescriptor.tpShort:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, (short) f.GetValue(obj));
dst += 2;
break;
case ClassDescriptor.tpChar:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, (short) f.GetValue(obj));
dst += 2;
break;
case ClassDescriptor.tpInt:
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, (int) f.GetValue(obj));
dst += 4;
break;
case ClassDescriptor.tpObject:
{
IPersistent p = (IPersistent) f.GetValue(obj);
int oid = p == null ? 0 : p.Oid;
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, oid);
dst += 4;
break;
}
case ClassDescriptor.tpLong:
buf.Extend(dst + 8);
Bytes.Pack8(buf.arr, dst, (long) f.GetValue(obj));
dst += 8;
break;
case ClassDescriptor.tpDate:
{
DateTime d = (DateTime) f.GetValue(obj);
buf.Extend(dst + 8);
//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.
Bytes.Pack8(buf.arr, dst, d == null ? -1 : d.Ticks);
dst += 8;
break;
}
case ClassDescriptor.tpFloat:
buf.Extend(dst + 4);
Bytes.PackF4(buf.arr, dst, (float) f.GetValue(obj));
dst += 4;
break;
case ClassDescriptor.tpDouble:
buf.Extend(dst + 8);
Bytes.PackF8(buf.arr, dst, (double) f.GetValue(obj));
dst += 8;
break;
case ClassDescriptor.tpString:
{
buf.Extend(dst + 4);
string str = (string) f.GetValue(obj);
if (str != null)
{
int len = str.Length;
Bytes.Pack4(buf.arr, dst, len);
dst += 4;
buf.Extend(dst + len * 2);
for (int j = 0; j < len; j++)
{
Bytes.Pack2(buf.arr, dst, (short) str[j]);
dst += 2;
}
}
else
{
Bytes.Pack4(buf.arr, dst, 0);
dst += 4;
}
break;
//.........这里部分代码省略.........
示例4: ConvertKey
private Key ConvertKey(Key key)
{
if (key == null)
{
return null;
}
if (key.type != ClassDescriptor.tpArrayOfObject)
{
throw new StorageError(StorageError.INCOMPATIBLE_KEY_TYPE);
}
object[] values = (object[]) key.oval;
ByteBuffer buf = new ByteBuffer();
int dst = 0;
for (int i = 0; i < values.Length; i++)
{
object v = values[i];
switch (types[i])
{
case ClassDescriptor.tpBoolean:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) (((bool) v) ? 1 : 0);
break;
case ClassDescriptor.tpByte:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) Convert.ToSByte(((System.ValueType) v));
break;
case ClassDescriptor.tpShort:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, Convert.ToInt16(((System.ValueType) v)));
dst += 2;
break;
case ClassDescriptor.tpChar:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, (v is System.ValueType) ? Convert.ToInt16(((System.ValueType) v)) : (short) ((System.Char) v));
dst += 2;
break;
case ClassDescriptor.tpInt:
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, Convert.ToInt32(((System.ValueType) v)));
dst += 4;
break;
case ClassDescriptor.tpObject:
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, v == null ? 0 : ((IPersistent) v).Oid);
dst += 4;
break;
case ClassDescriptor.tpLong:
buf.Extend(dst + 8);
Bytes.Pack8(buf.arr, dst, Convert.ToInt64(((System.ValueType) v)));
dst += 8;
break;
case ClassDescriptor.tpDate:
buf.Extend(dst + 8);
//UPGRADE_TODO: Method 'java.util.Date.getTime' was converted to 'DateTime.Ticks' which has a different behavior.
Bytes.Pack8(buf.arr, dst, v == null ? -1 : ((DateTime) v).Ticks);
dst += 8;
break;
case ClassDescriptor.tpFloat:
buf.Extend(dst + 4);
float f = (float)v;
Bytes.PackF4(buf.arr, dst, f);
dst += 4;
break;
case ClassDescriptor.tpDouble:
buf.Extend(dst + 8);
double d = (double)v; // TODOPORT: Convert.ToDouble(((System.ValueType) v) ?
Bytes.PackF8(buf.arr, dst, d);
dst += 8;
break;
case ClassDescriptor.tpString:
{
buf.Extend(dst + 4);
if (v != null)
{
string str = (string) v;
int len = str.Length;
Bytes.Pack4(buf.arr, dst, len);
dst += 4;
buf.Extend(dst + len * 2);
for (int j = 0; j < len; j++)
{
Bytes.Pack2(buf.arr, dst, (short) str[j]);
dst += 2;
}
}
else
{
Bytes.Pack4(buf.arr, dst, 0);
//.........这里部分代码省略.........
示例5: CreateCompoundKey
internal Key CreateCompoundKey(int[] types, string[] values)
{
ByteBuffer buf = new ByteBuffer();
int dst = 0;
try
{
for (int i = 0; i < types.Length; i++)
{
string val = values[i];
switch (types[i])
{
case ClassDescriptor.tpBoolean:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) (Int32.Parse(val) != 0 ? 1 : 0);
break;
case ClassDescriptor.tpByte:
buf.Extend(dst + 1);
buf.arr[dst++] = (byte) System.SByte.Parse(val);
break;
case ClassDescriptor.tpChar:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, (short) Int32.Parse(val));
dst += 2;
break;
case ClassDescriptor.tpShort:
buf.Extend(dst + 2);
Bytes.Pack2(buf.arr, dst, System.Int16.Parse(val));
dst += 2;
break;
case ClassDescriptor.tpInt:
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, Int32.Parse(val));
dst += 4;
break;
case ClassDescriptor.tpObject:
buf.Extend(dst + 4);
Bytes.Pack4(buf.arr, dst, MapId(Int32.Parse(val)));
dst += 4;
break;
case ClassDescriptor.tpLong:
case ClassDescriptor.tpDate:
buf.Extend(dst + 8);
Bytes.Pack8(buf.arr, dst, Int64.Parse(val));
dst += 8;
break;
case ClassDescriptor.tpFloat:
buf.Extend(dst + 4);
Bytes.PackF4(buf.arr, dst, Single.Parse(val));
dst += 4;
break;
case ClassDescriptor.tpDouble:
buf.Extend(dst + 8);
Bytes.PackF8(buf.arr, dst, Double.Parse(val));
dst += 8;
break;
case ClassDescriptor.tpString:
dst = buf.PackString(dst, val, storage.encoding);
break;
case ClassDescriptor.tpArrayOfByte:
buf.Extend(dst + 4 + (SupportClass.URShift(val.Length, 1)));
Bytes.Pack4(buf.arr, dst, SupportClass.URShift(val.Length, 1));
dst += 4;
for (int j = 0, n = val.Length; j < n; j += 2)
{
buf.arr[dst++] = (byte) ((GetHexValue(val[j]) << 4) | GetHexValue(val[j + 1]));
}
break;
default:
ThrowException("Bad key type");
break;
}
}
}
catch (FormatException)
{
ThrowException("Failed to convert key value");
}
return new Key(buf.ToArray());
}示例6: PackObject
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())
//.........这里部分代码省略.........
示例7: ImportBinary
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.GetStringValue();
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 ref_Renamed = elem.GetSibling("ref");
if (ref_Renamed != null)
{
buf.Extend(offs + 4);
Bytes.Pack4(buf.arr, offs, MapId(GetIntAttribute(ref_Renamed, "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.GetIntValue();
}
else if (item.IsRealValue())
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions.
buf.arr[offs] = (byte) item.GetRealValue();
}
else
{
ThrowException("Conversion for field " + fieldName + " is not possible");
}
item = item.NextSibling;
offs += 1;
}
}
}
return offs;
}示例8: CreateObject
internal void CreateObject(XMLElement elem)
{
Type cls = ClassDescriptor.LoadClass(storage, elem.name);
ClassDescriptor desc = storage.GetClassDescriptor(cls);
int oid = MapId(GetIntAttribute(elem, "id"));
ByteBuffer buf = new ByteBuffer();
int offs = ObjectHeader.Sizeof;
buf.Extend(offs);
offs = PackObject(elem, desc, offs, buf);
ObjectHeader.SetSize(buf.arr, 0, offs);
ObjectHeader.SetType(buf.arr, 0, desc.Oid);
long pos = storage.Allocate(offs, 0);
storage.SetPos(oid, pos | StorageImpl.dbModifiedFlag);
storage.pool.Put(pos, buf.arr, offs);
}