void Visitor.Visit(TypeMap type)
{
if (id < 0)
{
throw new Exception("invalid variable.id");
}
Types.Type keytype = type.KeyType;
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + "case (Zeze.ByteBuffer.MAP | " + id + " << Zeze.ByteBuffer.TAG_SHIFT):");
sw.WriteLine(prefix + " {");
sw.WriteLine(prefix + " var _state_ = _os_.BeginReadSegment();");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip key typetag");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip value typetag");
sw.WriteLine(prefix + " " + varname + ".clear();");
sw.WriteLine(prefix + " for (var size = _os_.ReadInt(); size > 0; --size)");
sw.WriteLine(prefix + " {");
string vartmpkey = Program.GenUniqVarName();
string vartmpvalue = Program.GenUniqVarName();
keytype.Accept(new Define(vartmpkey, sw, prefix + " "));
keytype.Accept(new Decode(vartmpkey, -1, "_os_", sw, prefix + " "));
valuetype.Accept(new Define(vartmpvalue, sw, prefix + " "));
valuetype.Accept(new Decode(vartmpvalue, -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " " + varname + ".set(" + vartmpkey + ", " + vartmpvalue + ");");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndReadSegment(_state_);");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " break;");
}
void Visitor.Visit(TypeMap type)
{
if (id < 0)
{
throw new Exception("invalid variable.id");
}
Types.Type keytype = type.KeyType;
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + "case (ByteBuffer.MAP | " + id + " << ByteBuffer.TAG_SHIFT):");
sw.WriteLine(prefix + " {");
sw.WriteLine(prefix + " _os_.BeginReadSegment(out var _state_);");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip key typetag");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip value typetag");
sw.WriteLine(prefix + " " + varname + ".Clear();");
sw.WriteLine(prefix + " for (int size = _os_.ReadInt(); size > 0; --size)");
sw.WriteLine(prefix + " {");
keytype.Accept(new Define("_k_", sw, prefix + " "));
keytype.Accept(new Decode("_k_", -1, "_os_", sw, prefix + " "));
valuetype.Accept(new Define("_v_", sw, prefix + " "));
valuetype.Accept(new Decode("_v_", -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " " + varname + ".Add(_k_, _v_);");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndReadSegment(_state_);");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " break;");
}
void Visitor.Visit(TypeSet type)
{
if (id < 0)
{
throw new Exception("invalid variable.id");
}
sw.WriteLine(prefix + "case (Zeze.ByteBuffer.SET | " + id + " << Zeze.ByteBuffer.TAG_SHIFT):");
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + " {");
sw.WriteLine(prefix + " var _state_ = _os_.BeginReadSegment();");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip collection.value typetag");
sw.WriteLine(prefix + " " + varname + ".clear();");
sw.WriteLine(prefix + " for (var _size_ = _os_.ReadInt(); _size_ > 0; --_size_)");
sw.WriteLine(prefix + " {");
string vartmpname = Program.GenUniqVarName();
valuetype.Accept(new Define(vartmpname, sw, prefix + " "));
valuetype.Accept(new Decode(vartmpname, -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " " + varname + ".add(" + vartmpname + ");");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndReadSegment(_state_);");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " break;");
}
public void Visit(TypeMap type)
{
if (id < 0)
{
throw new Exception("invalie Variable.Id");
}
Types.Type keytype = type.KeyType;
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + bufname + ".WriteInt(Zeze.ByteBuffer.MAP | " + id + " << Zeze.ByteBuffer.TAG_SHIFT);");
sw.WriteLine(prefix + "{");
sw.WriteLine(prefix + " var _state_ = _os_.BeginWriteSegment();");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(keytype) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(valuetype) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + varname + ".size);");
string tmpvarname = Program.GenUniqVarName();
sw.WriteLine(prefix + " for (let " + tmpvarname + " of " + varname + ".entries())");
sw.WriteLine(prefix + " {");
keytype.Accept(new Encode("" + tmpvarname + "[0]", -1, "_os_", sw, prefix + " "));
valuetype.Accept(new Encode("" + tmpvarname + "[1]", -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndWriteSegment(_state_); ");
sw.WriteLine(prefix + "}");
}
public static TypeMeta Get(Types.Variable var, Types.Type type)
{
TypeMeta v = new TypeMeta(var);
type.Accept(v);
return(v);
}
public static string GetName(Types.Type type)
{
TypeTagName v = new TypeTagName();
type.Accept(v);
return(v.Name);
}
public string nameCollectionImplement; // 容器内部类型。其他情况下为 null。
public static string GetName(Types.Type type)
{
var visitor = new TypeName();
type.Accept(visitor);
return(visitor.name);
}
private void DecodeCollection(TypeCollection type)
{
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + " {");
sw.WriteLine(prefix + " _os_.BeginReadSegment(out var _state_);");
sw.WriteLine(prefix + " _os_.ReadInt(); // skip collection.value typetag");
sw.WriteLine(prefix + " " + varname + ".Clear();");
sw.WriteLine(prefix + " for (int _size_ = _os_.ReadInt(); _size_ > 0; --_size_)");
sw.WriteLine(prefix + " {");
valuetype.Accept(new Define("_v_", sw, prefix + " "));
valuetype.Accept(new Decode("_v_", -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " " + varname + ".Add(_v_);");
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndReadSegment(_state_);");
sw.WriteLine(prefix + " }");
}
private void EncodeCollection(TypeCollection type)
{
Types.Type vt = type.ValueType;
sw.WriteLine(prefix + "{");
sw.WriteLine(prefix + " _os_.BeginWriteSegment(out var _state_);");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(vt) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + varname + ".Count);");
sw.WriteLine(prefix + " foreach (var _v_ in " + varname + ")");
sw.WriteLine(prefix + " {");
vt.Accept(new Encode("_v_", -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndWriteSegment(_state_); ");
sw.WriteLine(prefix + "}");
}
private void WriteCollectionLog(Types.Type type)
{
var tn = new TypeName();
type.Accept(tn);
sw.WriteLine(prefix + "private sealed class Log_" + var.NamePrivate + " : " + tn.name + ".LogV");
sw.WriteLine(prefix + "{");
sw.WriteLine(prefix + " public Log_" + var.NamePrivate + "(" + bean.Name + " host, " + tn.nameCollectionImplement + " value) : base(host, value) { }");
sw.WriteLine(prefix + " public override long LogKey => Bean.ObjectId + " + var.Id + ";");
sw.WriteLine(prefix + " public " + bean.Name + " BeanTyped => (" + bean.Name + ")Bean;");
sw.WriteLine(prefix + " public override void Commit() { Commit(BeanTyped." + var.NamePrivate + "); }");
sw.WriteLine(prefix + "}");
}
public void Visit(TypeSet type)
{
if (id < 0)
{
throw new Exception("invalie Variable.Id");
}
sw.WriteLine(prefix + bufname + ".WriteInt(Zeze.ByteBuffer.SET | " + id + " << Zeze.ByteBuffer.TAG_SHIFT);");
Types.Type vt = type.ValueType;
sw.WriteLine(prefix + "{");
sw.WriteLine(prefix + " var _state_ = _os_.BeginWriteSegment();");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(vt) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + varname + ".size);");
string tmpvarname = Program.GenUniqVarName();
sw.WriteLine(prefix + " for (let " + tmpvarname + " of " + varname + ")");
sw.WriteLine(prefix + " {");
vt.Accept(new Encode(tmpvarname, -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndWriteSegment(_state_); ");
sw.WriteLine(prefix + "}");
}
public void Visit(TypeMap type)
{
if (id < 0)
{
throw new Exception("invalie Variable.Id");
}
Types.Type keytype = type.KeyType;
Types.Type valuetype = type.ValueType;
sw.WriteLine(prefix + bufname + ".WriteInt(ByteBuffer.MAP | " + id + " << ByteBuffer.TAG_SHIFT);");
sw.WriteLine(prefix + "{");
sw.WriteLine(prefix + " _os_.BeginWriteSegment(out var _state_);");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(keytype) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + TypeTagName.GetName(valuetype) + ");");
sw.WriteLine(prefix + " _os_.WriteInt(" + varname + ".Count);");
sw.WriteLine(prefix + " foreach (var _e_ in " + varname + ")");
sw.WriteLine(prefix + " {");
keytype.Accept(new Encode("_e_.Key", -1, "_os_", sw, prefix + " "));
valuetype.Accept(new Encode("_e_.Value", -1, "_os_", sw, prefix + " "));
sw.WriteLine(prefix + " }");
sw.WriteLine(prefix + " _os_.EndWriteSegment(_state_); ");
sw.WriteLine(prefix + "}");
}