private static void DefineConstructor(TypeBuilder typeBuilder, Dictionary <string, LoggerFactory.PropertyDescription> properties, Dictionary <string, FieldBuilder> fieldBuilders)
{
ConstructorInfo constructor = typeof(object).GetConstructor(new Type[0]);
ConstructorBuilder constructorBuilder = typeBuilder.DefineConstructor(MethodAttributes.Public, CallingConventions.Standard, new Type[0]);
ILGenerator lGenerator = constructorBuilder.GetILGenerator();
lGenerator.Emit(OpCodes.Ldarg_0);
lGenerator.Emit(OpCodes.Call, constructor);
foreach (KeyValuePair <string, LoggerFactory.PropertyDescription> property in properties)
{
LoggerFactory.PropertyDescription value = property.Value;
FieldBuilder item = fieldBuilders[property.Key];
lGenerator.Emit(OpCodes.Ldarg_0);
lGenerator.Emit(OpCodes.Call, typeof(LoggerProvider).GetProperty("Instance").GetGetMethod());
lGenerator.Emit(OpCodes.Ldtoken, value.GetMethod.ReturnType);
lGenerator.Emit(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle", BindingFlags.Static | BindingFlags.Public));
lGenerator.Emit(OpCodes.Ldstr, value.EventStreamName);
OpCode callvirt = OpCodes.Callvirt;
Type type = typeof(ILoggerProvider);
Type[] typeArray = new Type[] { typeof(Type), typeof(string) };
lGenerator.Emit(callvirt, type.GetMethod("GetLogger", typeArray));
lGenerator.Emit(OpCodes.Castclass, value.GetMethod.ReturnType);
lGenerator.Emit(OpCodes.Stfld, item);
}
lGenerator.Emit(OpCodes.Ret);
}
private static Dictionary <string, LoggerFactory.PropertyDescription> VerifyLoggerInterface(Type loggerType)
{
Dictionary <string, LoggerFactory.PropertyDescription> strs = new Dictionary <string, LoggerFactory.PropertyDescription>();
List <Type> types = new List <Type>();
types.AddRange(loggerType.GetInterfaces());
types.Add(loggerType);
foreach (Type type in types)
{
PropertyInfo[] properties = type.GetProperties();
for (int i = 0; i < (int)properties.Length; i++)
{
PropertyInfo propertyInfo = properties[i];
EventStreamAttribute eventStreamAttribute = null;
object[] customAttributes = propertyInfo.GetCustomAttributes(typeof(EventStreamAttribute), false);
for (int j = 0; j < (int)customAttributes.Length; j++)
{
object obj = customAttributes[j];
if (eventStreamAttribute != null)
{
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
object[] name = new object[] { propertyInfo.Name };
throw new LoggerException(string.Format(invariantCulture, "Multiple EventStream attributes found on property {0}", name));
}
eventStreamAttribute = obj as EventStreamAttribute;
}
if (eventStreamAttribute == null)
{
CultureInfo cultureInfo = CultureInfo.InvariantCulture;
object[] objArray = new object[] { propertyInfo.Name };
throw new LoggerException(string.Format(cultureInfo, "EventStream attribute not found on property {0}", objArray));
}
MethodInfo getMethod = propertyInfo.GetGetMethod();
if (propertyInfo.GetSetMethod() != null)
{
CultureInfo invariantCulture1 = CultureInfo.InvariantCulture;
object[] name1 = new object[] { propertyInfo.Name };
throw new LoggerException(string.Format(invariantCulture1, "Property {0} should not have a set method", name1));
}
if (getMethod == null)
{
CultureInfo cultureInfo1 = CultureInfo.InvariantCulture;
object[] objArray1 = new object[] { propertyInfo.Name };
throw new LoggerException(string.Format(cultureInfo1, "Property {0} does not have a get method", objArray1));
}
LoggerFactory.PropertyDescription propertyDescription = new LoggerFactory.PropertyDescription()
{
EventStreamAttribute = eventStreamAttribute,
GetMethod = getMethod,
EventStreamName = eventStreamAttribute.EventStreamName ?? propertyInfo.Name
};
strs[propertyInfo.Name] = propertyDescription;
}
}
return(strs);
}
private static void DefineMethods(TypeBuilder typeBuilder, Dictionary <string, LoggerFactory.PropertyDescription> properties, Dictionary <string, FieldBuilder> fieldBuilders)
{
foreach (KeyValuePair <string, LoggerFactory.PropertyDescription> property in properties)
{
string key = property.Key;
LoggerFactory.PropertyDescription value = property.Value;
MethodBuilder methodBuilder = typeBuilder.DefineMethod(value.GetMethod.Name, MethodAttributes.FamANDAssem | MethodAttributes.Family | MethodAttributes.Public | MethodAttributes.Virtual, CallingConventions.Standard, value.GetMethod.ReturnType, new Type[0]);
ILGenerator lGenerator = methodBuilder.GetILGenerator();
lGenerator.Emit(OpCodes.Ldarg_0);
lGenerator.Emit(OpCodes.Ldfld, fieldBuilders[key]);
lGenerator.Emit(OpCodes.Ret);
}
}
private static Dictionary <string, FieldBuilder> DefineFields(TypeBuilder typeBuilder, Dictionary <string, LoggerFactory.PropertyDescription> properties)
{
Dictionary <string, FieldBuilder> strs = new Dictionary <string, FieldBuilder>();
foreach (KeyValuePair <string, LoggerFactory.PropertyDescription> property in properties)
{
string key = property.Key;
LoggerFactory.PropertyDescription value = property.Value;
string str = string.Concat(key, "Field");
Type returnType = value.GetMethod.ReturnType;
strs[key] = typeBuilder.DefineField(str, returnType, FieldAttributes.Private);
}
return(strs);
}
