public static bool GetMemberBoolean(this Type classType, object parentObject, string memberName)
{
MemberInfo member;
TypeMemberPair cacheKey = new TypeMemberPair(classType, memberName);
if (!memberInfoCache.TryGetValue(cacheKey, out member)) {
// This member has not been searched for yet
MemberInfo[] members = classType.GetMember(memberName, validValueTypes, bindingFlags);
if (members.Length == 0) {
throw new KeyNotFoundException(
String.Format("No field, property or method called '{0}' was found on object of type '{1}'.",
memberName, classType));
} else if (members.Length > 1) {
throw new AmbiguousMatchException(
String.Format("There are multiple members called '{0}' on object of type '{1}'.",
memberName, classType));
}
member = members[0];
// Let's cache the damn thing
memberInfoCache.Add(cacheKey, member);
}
if (member.MemberType == MemberTypes.Field) {
FieldInfo field = (FieldInfo)member;
if (typeof(bool).IsAssignableFrom(field.FieldType)) {
return (bool)field.GetValue(parentObject);
} else {
throw new InvalidCastException(String.Format("The requested field '{1}.{0}' needs to be a boolean.",
memberName, classType));
}
} else if (member.MemberType == MemberTypes.Method) {
MethodInfo method = (MethodInfo)member;
if (typeof(bool).IsAssignableFrom(method.ReturnType) && method.GetParameters().Length == 0) {
return (bool)method.Invoke(parentObject, null);
} else {
throw new InvalidCastException(String.Format(
"The requested method '{1}.{0}' needs to have a bool return type and no parameters.",
memberName, classType));
}
} else {
PropertyInfo property = (PropertyInfo)member;
if (typeof(bool).IsAssignableFrom(property.PropertyType) && property.CanRead) {
return (bool)property.GetValue(parentObject, null);
} else {
throw new InvalidCastException(String.Format(
"The requested property '{1}.{0}' needs to be a boolean and have a get method defined.",
memberName, classType));
}
}
}
public static bool GetMemberBoolean(this Type classType, object parentObject, string memberName)
{
MemberInfo member;
TypeMemberPair cacheKey = new TypeMemberPair(classType, memberName);
if (!memberInfoCache.TryGetValue(cacheKey, out member))
{
// This member has not been searched for yet
MemberInfo[] members = classType.GetMember(memberName, validValueTypes, bindingFlags);
if (members.Length == 0)
{
throw new KeyNotFoundException(
String.Format("No field, property or method called '{0}' was found on object of type '{1}'.",
memberName, classType));
}
else if (members.Length > 1)
{
throw new AmbiguousMatchException(
String.Format("There are multiple members called '{0}' on object of type '{1}'.",
memberName, classType));
}
member = members[0];
// Let's cache the damn thing
memberInfoCache.Add(cacheKey, member);
}
if (member.MemberType == MemberTypes.Field)
{
FieldInfo field = (FieldInfo)member;
if (typeof(bool).IsAssignableFrom(field.FieldType))
{
return((bool)field.GetValue(parentObject));
}
else
{
throw new InvalidCastException(String.Format("The requested field '{1}.{0}' needs to be a boolean.",
memberName, classType));
}
}
else if (member.MemberType == MemberTypes.Method)
{
MethodInfo method = (MethodInfo)member;
if (typeof(bool).IsAssignableFrom(method.ReturnType) && method.GetParameters().Length == 0)
{
return((bool)method.Invoke(parentObject, null));
}
else
{
throw new InvalidCastException(String.Format(
"The requested method '{1}.{0}' needs to have a bool return type and no parameters.",
memberName, classType));
}
}
else
{
PropertyInfo property = (PropertyInfo)member;
if (typeof(bool).IsAssignableFrom(property.PropertyType) && property.CanRead)
{
return((bool)property.GetValue(parentObject, null));
}
else
{
throw new InvalidCastException(String.Format(
"The requested property '{1}.{0}' needs to be a boolean and have a get method defined.",
memberName, classType));
}
}
}
