private static LocalBuilder MapToEntity(this EmitBasic basic, Object instance, Type type)
{
if (instance == null)
{
ManagerGX.ShowEx("entity is not null!");
}
var ctor = type.GetConstructor(Type.EmptyTypes);
if (!ctor.IsPublic)
{
ManagerGX.ShowEx("type need ctor public!");
}
var name = type.FullName;
LocalBuilder model = basic.DeclareLocal(type);
basic.Emit(OpCodes.Newobj, type);
basic.Emit(OpCodes.Stloc_S, model);
FastProperty[] emits = type.CachePropsManager();
for (int i = 0; i < emits.Length; i++)
{
var propValue = emits[i].Get(instance);
if (propValue == null)
{
continue;
}
basic.Emit(OpCodes.Ldloc_S, model);
basic.EmitValue(propValue, emits[i].PropertyType);
basic.Emit(OpCodes.Callvirt, emits[i].SetMethod);
}
return(model);
}
internal static void PushArray(this EmitBasic basic, Type type)
{
if (type == typeof(String))
{
basic.Emit(OpCodes.Stelem_Ref);
}
else if (type == typeof(Boolean))
{
basic.Emit(OpCodes.Stelem_I1);
}
else if (type == typeof(SByte))
{
basic.Emit(OpCodes.Stelem_I1);
}
else if (type == typeof(Byte))
{
basic.Emit(OpCodes.Stelem_I1);
}
else if (type == typeof(Int16))
{
basic.Emit(OpCodes.Stelem_I2);
}
else if (type == typeof(UInt16))
{
basic.Emit(OpCodes.Stelem_I2);
}
else if (type == typeof(Int32))
{
basic.Emit(OpCodes.Stelem_I4);
}
else if (type == typeof(UInt32))
{
basic.Emit(OpCodes.Stelem_I4);
}
else if (type == typeof(Int64))
{
basic.Emit(OpCodes.Stelem_I8);
}
else if (type == typeof(UInt64))
{
basic.Emit(OpCodes.Stelem_I8);
}
else if (type == typeof(Single))
{
basic.Emit(OpCodes.Stelem_R4);
}
else if (type == typeof(Double))
{
basic.Emit(OpCodes.Stelem_R8);
}
else if (type == typeof(Decimal))
{
basic.Emit(OpCodes.Stelem);
}
else
{
throw new Exception("not exist datatype!");
}
}
private static LocalBuilder NewField <T>(EmitBasic basic, T value)
{
LocalBuilder item = basic.DeclareLocal(typeof(T));
basic.EmitValue(value);
basic.Emit(OpCodes.Stloc_S, item);
return(item);
}
internal static FieldList <T> NewList <T>(this EmitBasic basic)
{
LocalBuilder item = basic.DeclareLocal(typeof(List <T>));
basic.Emit(OpCodes.Newobj, typeof(List <T>).GetConstructor(Type.EmptyTypes));
basic.Emit(OpCodes.Stloc_S, item);
return(new FieldList <T>(item, basic));
}
public static LocalBuilder ArgumentRef(this EmitBasic basic, Int32 index, Type type)
{
LocalBuilder param = basic.DeclareLocal(type);
basic.Argument(index);
basic.Emit(OpCodes.Stloc_S, param);
return(param);
}
public static LocalBuilder ArgumentRef <T>(this EmitBasic basic, Int32 index) where T : class
{
LocalBuilder param = basic.DeclareLocal(typeof(T));
basic.Argument(index);
basic.Emit(OpCodes.Stloc_S, param);
return(param);
}
internal static FieldArray <T> NewArray <T>(this EmitBasic basic, Int32 length = default(Int32))
{
LocalBuilder item = basic.DeclareLocal(typeof(T[]));
basic.IntegerMap(length);
basic.Emit(OpCodes.Newarr, typeof(T));
basic.Emit(OpCodes.Stloc_S, item);
return(new FieldArray <T>(item, basic, length));
}
internal static FieldArray <T> NewArray <T>(this EmitBasic basic, LocalBuilder length)
{
LocalBuilder item = basic.DeclareLocal(typeof(T[]));
basic.Emit(OpCodes.Ldloc_S, length);
basic.Emit(OpCodes.Newarr, typeof(T));
basic.Emit(OpCodes.Stloc_S, item);
return(new FieldArray <T>(item, basic, -1));
}
public static void Throw <T>(this EmitBasic basic, String message = null) where T : Exception
{
var _ex = basic.DeclareLocal(typeof(T));
basic.EmitValue(message);
basic.Emit(OpCodes.Newobj, typeof(T).GetConstructor(new[] { typeof(String) }));
basic.Emit(OpCodes.Stloc_S, _ex);
basic.Throw(_ex);
}
public static void Throw(this EmitBasic basic, LocalBuilder ex)
{
if (ex == null)
{
basic.Emit(OpCodes.Rethrow);
return;
}
basic.Emit(OpCodes.Ldloc_S, ex);
basic.Emit(OpCodes.Throw);
}
internal static FieldBoolean IsNull(this EmitBasic basic, LocalBuilder value)
{
LocalBuilder assert = basic.DeclareLocal(typeof(Boolean));
basic.Emit(OpCodes.Ldloc_S, value);
basic.Emit(OpCodes.Ldnull);
basic.Emit(OpCodes.Ceq);
basic.Emit(OpCodes.Stloc_S, assert);
return(new FieldBoolean(assert, basic));
}
public static MethodManager ReflectStaticMethod(this EmitBasic basic, String MethodName, Type type)
{
MethodInfo method = type.GetMethod(MethodName, Type.EmptyTypes);
basic.Emit(OpCodes.Call, method);
if (method.ReturnType != null && method.ReturnType != typeof(void))
{
CacheManager.retValue = true;
}
return(new MethodManager(basic, method.ReturnType));
}
public static MethodManager ReflectStaticMethod(this EmitBasic basic, String MethodName, Type type, params LocalBuilder[] parameters)
{
MethodInfo method = type.GetMethod(MethodName, parameters.Select(x => x.LocalType).ToArray());
parameters.ToList().ForEach(x => basic.Emit(OpCodes.Ldloc_S, x));
basic.Emit(OpCodes.Call, method);
if (method.ReturnType != null && method.ReturnType != typeof(void))
{
CacheManager.retValue = true;
}
return(new MethodManager(basic, method.ReturnType));
}
public static void Argument(this EmitBasic basic, Int32 index)
{
switch (index)
{
case 0: basic.Emit(OpCodes.Ldarg_0); break;
case 1: basic.Emit(OpCodes.Ldarg_1); break;
case 2: basic.Emit(OpCodes.Ldarg_2); break;
case 3: basic.Emit(OpCodes.Ldarg_3); break;
default: basic.Emit(OpCodes.Ldarg_S, index); break;
}
}
internal static void IntegerMap(this EmitBasic basic, Int64 value)
{
switch (value)
{
case -1: basic.Emit(OpCodes.Ldc_I4_M1); break;
case 0: basic.Emit(OpCodes.Ldc_I4_0); break;
case 1: basic.Emit(OpCodes.Ldc_I4_1); break;
case 2: basic.Emit(OpCodes.Ldc_I4_2); break;
case 3: basic.Emit(OpCodes.Ldc_I4_3); break;
case 4: basic.Emit(OpCodes.Ldc_I4_4); break;
case 5: basic.Emit(OpCodes.Ldc_I4_5); break;
case 6: basic.Emit(OpCodes.Ldc_I4_6); break;
case 7: basic.Emit(OpCodes.Ldc_I4_7); break;
case 8: basic.Emit(OpCodes.Ldc_I4_8); break;
default:
if (value < Int64.MinValue || value > Int64.MaxValue)
{
ShowEx("IntegerMap 数值溢出");
}
else if (value < Int32.MinValue || value > Int32.MaxValue)
{
basic.Emit(OpCodes.Ldc_I8, value);
}
else if (value < SByte.MinValue || value > SByte.MaxValue)
{
basic.Emit(OpCodes.Ldc_I4, value);
}
else
{
basic.Emit(OpCodes.Ldc_I4_S, value);
}
break;
}
}
internal static void Forr(this EmitBasic basic, Int32 init, Int32 length, Action <CanCompute <Int32>, TabManager> build)
{
Label _for = basic.DefineLabel();
Label _endfor = basic.DefineLabel();
Label _break = basic.DefineLabel();
LocalBuilder index = basic.DeclareLocal(typeof(Int32));
basic.IntegerMap(init);
basic.Emit(OpCodes.Stloc_S, index);
basic.Emit(OpCodes.Br, _endfor);
basic.MarkLabel(_for);
build?.Invoke(new CanCompute <Int32>(index, basic), new TabManager(basic, _break));
basic.Emit(OpCodes.Ldloc_S, index);
basic.Emit(OpCodes.Ldc_I4_1);
basic.Emit(OpCodes.Sub);
basic.Emit(OpCodes.Stloc_S, index);
basic.MarkLabel(_endfor);
basic.Emit(OpCodes.Ldloc_S, index);
basic.IntegerMap(length);
basic.Emit(OpCodes.Bge, _for);
basic.MarkLabel(_break);
}
internal static void EmitValue(this EmitBasic basic, Object value, Type type)
{
if (type == typeof(String))
{
basic.Emit(OpCodes.Ldstr, Convert.ToString(value));
}
else if (type == typeof(Boolean))
{
switch (Convert.ToBoolean(value))
{
case true: basic.Emit(OpCodes.Ldc_I4_1); break;
case false: basic.Emit(OpCodes.Ldc_I4_0); break;
default: throw new Exception("boolean to error!");
}
}
else if (type == typeof(SByte))
{
basic.IntegerMap(Convert.ToSByte(value));
}
else if (type == typeof(Byte))
{
basic.IntegerMap((SByte)Convert.ToByte(value));
}
else if (type == typeof(Int16))
{
basic.IntegerMap(Convert.ToInt16(value));
}
else if (type == typeof(UInt16))
{
basic.IntegerMap((Int16)Convert.ToUInt16(value));
}
else if (type == typeof(Int32))
{
basic.IntegerMap(Convert.ToInt32(value));
}
else if (type == typeof(UInt32))
{
basic.IntegerMap((Int32)Convert.ToUInt32(value));
}
else if (type == typeof(Int64))
{
basic.IntegerMap(Convert.ToInt64(value));
}
else if (type == typeof(UInt64))
{
basic.IntegerMap((Int64)Convert.ToUInt64(value));
}
else if (type == typeof(Single))
{
basic.Emit(OpCodes.Ldc_R4, Convert.ToSingle(value));
}
else if (type == typeof(Double))
{
basic.Emit(OpCodes.Ldc_R8, Convert.ToDouble(value));
}
else if (type == typeof(Decimal))
{
Int32[] bits = Decimal.GetBits(Convert.ToDecimal(value));
basic.IntegerMap(bits[0]);
basic.IntegerMap(bits[1]);
basic.IntegerMap(bits[2]);
basic.Emit((bits[3] & 0x80000000) != 0 ? OpCodes.Ldc_I4_1 : OpCodes.Ldc_I4_0);
basic.IntegerMap((bits[3] >> 16) & 0x7f);
basic.Emit(OpCodes.Newobj, typeof(Decimal)
.GetConstructor(new Type[] { typeof(Int32), typeof(Int32), typeof(Int32), typeof(Boolean), typeof(Byte) }));
}
else if (type == typeof(DateTime))
{
basic.Emit(OpCodes.Ldc_I8, Convert.ToDateTime(value).Ticks);
basic.Emit(OpCodes.Newobj, typeof(DateTime).GetConstructor(new Type[] { typeof(Int64) }));
}
else
{
throw new Exception("not exist datatype!");
}
}
internal static FieldString NewString(this EmitBasic basic, String value = default(String))
{
return(new FieldString(NewField(basic, value), basic));
}
internal static FieldBoolean NewBoolean(this EmitBasic basic, Boolean value = default(Boolean))
{
return(new FieldBoolean(NewField(basic, value), basic));
}
internal static CanCompute <Byte> NewByte(this EmitBasic basic, Byte value = default(Byte))
{
return(new CanCompute <Byte>(NewField(basic, value), basic));
}
internal static FieldEntity <T> NewEntity <T>(this EmitBasic basic, T value)
{
return(new FieldEntity <T>(basic.MapToEntity(value), basic));
}
internal static FieldObject NewObject(this EmitBasic basic, Object value = default(Object))
{
return(new FieldObject(NewField(basic, value), basic));
}
internal static FieldDateTime NewDateTime(this EmitBasic basic, DateTime value = default(DateTime))
{
return(new FieldDateTime(NewField(basic, value), basic));
}
internal static CanCompute <Decimal> NewDecimal(this EmitBasic basic, Decimal value = default(Decimal))
{
return(new CanCompute <Decimal>(NewField(basic, value), basic));
}
internal static CanCompute <Double> NewDouble(this EmitBasic basic, Double value = default(Double))
{
return(new CanCompute <Double>(NewField(basic, value), basic));
}
internal static CanCompute <Single> NewFloat(this EmitBasic basic, Single value = default(Single))
{
return(new CanCompute <Single>(NewField(basic, value), basic));
}
internal static CanCompute <Int64> NewInt64(this EmitBasic basic, Int64 value = default(Int64))
{
return(new CanCompute <Int64>(NewField(basic, value), basic));
}