public void SetMember(MemberInfo member0)
{
lock (M2C)
{
M2C[member0] = this;
}
if (member0 is Type)
{
IsNonValue = true;
return;
}
member = member0;
if (MemberInfoExtensions.MemberIsReadOnly(member0))
{
// cant restore?
// SkipSaveOnExit = true;
IsReadOnly = true;
}
IsStatic = MemberInfoExtensions.MemberIsStatic(member0);
UseSingleton = !IsStatic;
ReturnType = MemberInfoExtensions.MemberReturnType(member0);
if (ReturnType.IsGenericType && ReturnType.GetGenericTypeDefinition() == (typeof(ListAsSet <>)))
{
return;
}
}
public static bool HasAttribute(this MemberInfo info, Type type)
{
if (NullCheck(type))
{
return(false);
}
return(info.IsDefined(type, true));
}
public static bool IsPossibleConfig(MemberInfo info)
{
if (MemberInfoExtensions.HasAttribute(info, typeof(ConfigSettingAttribute)))
{
return(true);
}
if (MemberInfoExtensions.HasAttribute(info, typeof(NotConfigurable)))
{
return(false);
}
if (info.DeclaringType.IsEnum)
{
return(false);
}
{
var inf = info as FieldInfo;
if (inf != null && (inf.IsStatic || ConfigSettingAttribute.IsSingletonClass(inf.DeclaringType)) &&
!inf.IsInitOnly && !inf.IsLiteral)
{
if (MemberInfoExtensions.IsSettableType(inf.FieldType))
{
if (inf.DeclaringType.IsValueType)
{
return(false);
}
return(true);
}
}
}
{
var inf = info as PropertyInfo;
if (inf != null)
{
if (inf.GetSetMethod() == null)
{
return(false);
}
info = inf.GetGetMethod();
var inf0 = info as MethodInfo;
if (inf0 != null && (inf0.IsStatic || ConfigSettingAttribute.IsSingletonClass(inf0.DeclaringType)) &&
inf.CanRead && inf.CanWrite)
{
if (MemberInfoExtensions.IsSettableType(inf.PropertyType))
{
if (inf0.DeclaringType.IsValueType)
{
return(false);
}
return(true);
}
;
}
}
}
return(false);
}
public static bool MemberIsStatic(this MemberInfo info)
{
if (NullCheck(info))
{
return(false);
}
if (info.DeclaringType.IsEnum)
{
return(true);
}
{
var inf = info as _Type;
if (inf != null)
{
if (inf.IsValueType)
{
return(true);
}
}
}
{
var inf = info as _EventInfo;
if (inf != null)
{
info = inf.GetRaiseMethod(true);
}
}
{
var inf = info as _FieldInfo;
if (inf != null)
{
return(inf.IsStatic);
}
}
{
var inf = info as _PropertyInfo;
if (inf != null)
{
info = inf.GetGetMethod(true) ?? inf.GetSetMethod(true);
}
}
{
var inf = info as _MethodInfo;
if (inf != null)
{
return(inf.IsStatic);
}
}
DLRConsole.DebugWriteLine("cant detect isStatic on " + info);
return(false);
}
public static bool LikelySingletonValueMember(MemberInfo fnd0)
{
if (CantBeSingletonValueMember(fnd0))
{
return(false);
}
string lower = fnd0.Name.ToLower();
if (
!(lower.Contains("global") || lower.Contains("shared") || lower.Contains("single") ||
lower.Contains("static")))
{
return(false);
}
return(false);
}
private static bool SkipOnExit(MemberInfo s)
{
ConfigSettingAttribute cs0 = FindConfigSetting(s, false);
if (cs0.VSkipSaveOnExit.HasValue)
{
return(cs0.VSkipSaveOnExit.Value);
}
ConfigSettingAttribute cs1 = FindConfigSetting(s.DeclaringType, false);
if (cs1 != null && cs1.VSkipSaveOnExit.HasValue)
{
return(cs1.VSkipSaveOnExit.Value);
}
return(false);
}
static public bool MemberIsReadOnly(this MemberInfo member)
{
if (NullCheck(member))
{
return(false);
}
if (member != null)
{
var fi = member as FieldInfo;
if (fi != null)
{
return(fi.IsLiteral || fi.IsInitOnly);
}
var pi = member as PropertyInfo;
if (pi != null)
{
return(!pi.CanWrite);
}
}
return(false);
}
public static Type MemberReturnType(this MemberInfo info)
{
if (NullCheck(info))
{
return(null);
}
if (info.DeclaringType.IsEnum)
{
return(info.DeclaringType);
}
{
var inf = info as _FieldInfo;
if (inf != null)
{
return(inf.FieldType);
}
}
{
var inf = info as _PropertyInfo;
if (inf != null)
{
return(inf.PropertyType);
}
}
{
var inf = info as _MethodInfo;
if (inf != null)
{
return(inf.ReturnType);
}
}
{
var inf = info as ConstructorInfo;
if (inf != null)
{
return(inf.ReflectedType);
}
}
return(info.DeclaringType);
}
public static object MemberValue(this MemberInfo m, object target)
{
if (NullCheck(m))
{
return(target);
}
if (m is FieldInfo)
{
var inf = m as FieldInfo;
return(inf.GetValue(target));
}
if (m is PropertyInfo)
{
var inf = m as PropertyInfo;
m = inf.GetGetMethod();
}
if (m is MethodInfo)
{
var inf = m as MethodInfo;
return(inf.Invoke(target, null));
}
return(null);
}
public static ConfigSettingAttribute FindConfigSetting(MemberInfo s, bool forceCreate)
{
const bool createIfDeclared = true;
ConfigSettingAttribute cs0;
lock (M2C)
{
if (!M2C.TryGetValue(s, out cs0))
{
if (createIfDeclared)
{
if (s.IsDefined(typeof(ConfigSettingAttribute), true))
{
var cs = s.GetCustomAttributes(typeof(ConfigSettingAttribute), true);
if (cs != null && cs.Length > 0)
{
cs0 = (ConfigSettingAttribute)cs[0];
cs0.SetMember(s);
}
else
{
cs0 = null;
}
}
M2C[s] = cs0;
}
}
if (cs0 == null && forceCreate)
{
cs0 = new ConfigSettingAttribute();
cs0.SetMember(s);
M2C[s] = cs0;
}
}
return(cs0);
}
public static bool CantBeSingletonValueMember(MemberInfo fnd0)
{
if (fnd0 == null)
{
return(true);
}
if (fnd0 is _EventInfo)
{
return(true);
}
if (fnd0 is Type)
{
return(true);
}
if (!MemberInfoExtensions.MemberIsStatic(fnd0))
{
return(true);
}
if (fnd0.MemberReturnType() == null)
{
return(true);
}
return(false);
}
public static bool HasAttribute(MemberInfo s, Type type)
{
return(s.HasAttribute(type));
}
public static bool IsGoodForConfig(MemberInfo info, bool notDeclaredOK, bool notPublicOK, bool notWriteableOK, bool notFromStringOK)
{
if (MemberInfoExtensions.HasAttribute(info, typeof(ConfigSettingAttribute)))
{
return(true);
}
if (MemberInfoExtensions.HasAttribute(info, typeof(NotConfigurable)))
{
return(false);
}
if (!notDeclaredOK)
{
return(false);
}
if (info.DeclaringType.IsEnum)
{
return(false);
}
{
var inf = info as FieldInfo;
if (inf != null)
{
bool readOnly = inf.IsInitOnly || inf.IsLiteral;
if ((inf.IsStatic || IsSingletonClass(inf.DeclaringType)) && (notPublicOK || inf.IsPublic) &&
(notWriteableOK || !readOnly))
{
if (!notFromStringOK)
{
if (inf.FieldType.IsArray)
{
return(false);
}
}
//if (readOnly) notFromStringOK = true;
if (notFromStringOK || MemberInfoExtensions.IsSettableType(inf.FieldType))
{
if (inf.DeclaringType.IsValueType)
{
if (readOnly)
{
return(false);
}
return(false);
}
return(true);
}
}
}
}
{
var inf = info as PropertyInfo;
if (inf != null)
{
MethodInfo m = inf.GetGetMethod(true) ?? inf.GetSetMethod(true);
if ((m.IsStatic || IsSingletonClass(inf.DeclaringType)) &&
(notPublicOK || m.IsPublic) && inf.CanRead && (notWriteableOK || inf.CanWrite))
{
bool readOnly = !inf.CanWrite;
//if (readOnly) notFromStringOK = true;
if (notFromStringOK || MemberInfoExtensions.IsSettableType(inf.PropertyType))
{
if (inf.DeclaringType.IsValueType)
{
if (readOnly)
{
return(false);
}
return(false);
}
return(true);
}
;
}
}
}
return(false);
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
/// <filterpriority>2</filterpriority>
public void Dispose()
{
member = null;
_singleton = null;
initialValue = null;
}
