public override void Patch(Hashtable instanceHash)
{
if (!instanceHash.Contains(instanceID))
{
throw new InvalidOperationException
("DictionaryEntryPatchInfo: Attempted to patch, but key object wasn't defined!");
}
if (!instanceHash.Contains(valueID))
{
throw new InvalidOperationException
("DictionaryEntryPatchInfo: Attempted to patch, but value object wasn't defined!");
}
object keyo = instanceHash[instanceID];
object valo = instanceHash[valueID];
if (keyo == null)
{
throw new InvalidOperationException
("DictionaryEntryPatchInfo: Attempted to patch, but key object is null!");
}
Ice.Dictionary dict = target as Ice.Dictionary;
dict[keyo] = valo;
}
public virtual void WriteDictionary(Ice.Dictionary dict)
{
WriteSize(dict.Count);
IDictionaryEnumerator iter = dict.GetEnumerator();
while (iter.MoveNext())
{
// FIXME -- these checks are expensive
if (iter.Key.GetType() != dict.IceDictInfo.keyType)
{
throw new InvalidOperationException("Dictionary contains key with type " + iter.Key + " but keyType is " + dict.IceDictInfo.keyType);
}
if (iter.Value.GetType() != dict.IceDictInfo.valueType)
{
throw new InvalidOperationException("Dictionary contains value with type " + iter.Value + " but valueType is " + dict.IceDictInfo.valueType);
}
WriteObject(iter.Key, dict.IceDictInfo.keyType);
WriteObject(iter.Value, dict.IceDictInfo.valueType);
}
}
// read an object of type t from the stream
// does NOT handle reading classes, since these
// have to be read by ref and patched
public object ReadObject(Type t)
{
if (t.IsPrimitive)
{
if (t == typeof(bool))
{
return(ReadBoolean());
}
if (t == typeof(byte))
{
return(ReadByte());
}
if (t == typeof(short))
{
return(ReadInt16());
}
if (t == typeof(int))
{
return(ReadInt32());
}
if (t == typeof(long))
{
return(ReadInt64());
}
if (t == typeof(float))
{
return(ReadSingle());
}
if (t == typeof(double))
{
return(ReadDouble());
}
throw new NotImplementedException("ReadObject can't read primitive type " + t);
}
if (t == typeof(string))
{
return(ReadString());
}
if (t.IsEnum)
{
Type ue = Enum.GetUnderlyingType(t);
if (ue == typeof(byte))
{
byte i = ReadByte();
return(Enum.ToObject(t, i));
}
if (ue == typeof(short))
{
short i = ReadInt16();
return(Enum.ToObject(t, i));
}
if (ue == typeof(int))
{
int i = ReadInt32();
return(Enum.ToObject(t, i));
}
throw new NotSupportedException("ReadObject can't read enum with underlying type " + ue);
}
if (t.IsSubclassOf(typeof(Ice.Dictionary)))
{
object o = Activator.CreateInstance(t);
Ice.Dictionary dict = o as Ice.Dictionary;
return(ReadDictionary(dict));
}
if (t.IsArray)
{
int sz = ReadSize();
Type eltype = t.GetElementType();
// System.Console.WriteLine ("Reading Array: {0} {1}", sz, eltype);
Array ao = Array.CreateInstance(eltype, sz);
if (IceChannelUtils.IceByValue(eltype))
{
for (int i = 0; i < sz; i++)
{
object elem = ReadObject(eltype);
ao.SetValue(elem, i);
// System.Console.WriteLine (" {0}: {1}", i, elem);
}
}
else
{
// this is a class type (and isn't a string or dictionary)
for (int i = 0; i < sz; i++)
{
int r = ReadClassInstanceRef();
if (r == 0)
{
ao.SetValue(null, i);
}
else
{
_instancePatchList.Add(new ArrayPatchInfo(r, ao, i));
}
}
}
return(ao);
}
if (t.IsValueType)
{
object o = Activator.CreateInstance(t);
MethodInfo unmarshal = t.GetMethod("ice_unmarshal",
BindingFlags.Instance |
BindingFlags.Public |
BindingFlags.DeclaredOnly);
if (unmarshal != null)
{
object[] args = new object[1];
args[0] = this;
try {
unmarshal.Invoke(o, args);
} catch (TargetInvocationException te) {
throw te.InnerException;
}
}
else
{
foreach (FieldInfo field in t.GetFields())
{
if (IceChannelUtils.IceByValue(field.FieldType))
{
object elem = ReadObject(field.FieldType);
field.SetValue(o, elem);
}
else
{
// this is a class type
int r = ReadClassInstanceRef();
if (r == 0)
{
field.SetValue(o, null);
}
else
{
_instancePatchList.Add(new FieldPatchInfo(r, o, field));
}
}
}
}
return(o);
}
Console.WriteLine("ReadObject: can't read type " + t);
throw new NotSupportedException("ReadObject: can't read type " + t);
}
protected override void PatchImpl(object o)
{
Ice.Dictionary dict = target as Ice.Dictionary;
dict[o] = value;
}
protected override void PatchImpl(object o)
{
Ice.Dictionary dict = target as Ice.Dictionary;
dict[key] = o;
}
public object ReadDictionary(Ice.Dictionary dict)
{
Ice.DictionaryInfo dinfo = dict.IceDictInfo;
int count = ReadSize();
for (int i = 0; i < count; i++)
{
object k, v;
bool haveKey, haveValue;
if (IceChannelUtils.IceByValue(dinfo.keyType))
{
k = ReadObject(dinfo.keyType);
haveKey = true;
}
else
{
k = ReadClassInstanceRef();
if ((int)k == 0)
{
throw new InvalidOperationException("Got NULL dictionary key, expected class ref for type " + dinfo.keyType);
}
else
{
haveKey = false;
}
}
if (IceChannelUtils.IceByValue(dinfo.valueType))
{
v = ReadObject(dinfo.valueType);
haveValue = true;
}
else
{
v = ReadClassInstanceRef();
if ((int)v == 0)
{
v = null;
haveValue = true;
}
else
{
haveValue = false;
}
}
// if we have both the key and value, we put them in.
// otherwise, we have to create a patch based on what
// bits we have.
if (haveKey && haveValue)
{
dict.Add(k, v);
}
else
{
if (haveKey)
{
_instancePatchList.Add(new DictionaryValuePatchInfo((int)v, dict, k));
}
else if (haveValue)
{
_instancePatchList.Add(new DictionaryKeyPatchInfo((int)k, dict, v));
}
else
{
_instancePatchList.Add(new DictionaryEntryPatchInfo((int)k, dict, (int)v));
}
}
}
return(dict);
}
