public static object Invoke(object obj, MethodInfo method, params object[] arguments)
{
XContract.ArgIsNotNull(obj, nameof(obj));
XContract.ArgIsNotNull(method, nameof(method));
return(method.Invoke(obj, arguments));
}
public static MethodInfo Get(object obj, string methodName, bool ifNotFoundThrowAnException = true)
{
XContract.ArgIsNotNull(obj, nameof(obj));
XContract.ArgIsNotNull(methodName, nameof(methodName));
return(Get(obj.GetType(), methodName, InstanceBindingFlags, ifNotFoundThrowAnException: ifNotFoundThrowAnException));
}
public static object InvokeStatic(Type objectType, string methodName, Type[] genericTypes, params object[] arguments)
{
XContract.ArgIsNotNull(objectType, nameof(objectType));
XContract.ArgIsNotNull(methodName, nameof(methodName));
var generics = objectType
.GetMethods(BindingFlags.Public | BindingFlags.Static)
.Where(info => info.Name == methodName &&
info.IsGenericMethod &&
info.GetGenericArguments().Length == genericTypes.Length)
.Select(
info =>
{
try
{
return(info.MakeGenericMethod(genericTypes));
}
catch (Exception)
{
return(null);
}
})
.Where(info => info != null)
.ToArray();
return(generics.First().Invoke(null, arguments));
}
public static string CreateTheadName(object context, string alias)
{
XContract.ArgIsNotNull(context, nameof(context));
XContract.ArgIsNotNull(alias, nameof(alias));
return($"#Task::{context.GetType().Name}->{alias}");
}
public static IEnumerable <Type> WhereIs(IEnumerable <Type> types, Type contractType)
{
XContract.ArgIsNotNull(types, nameof(types));
XContract.ArgIsNotNull(contractType, nameof(contractType));
return(types.Where(type => Is(contractType, type)));
}
public static IEnumerable <T> Subtraction <T>(IEnumerable <T> enumerable1, IEnumerable <T> enumerable2, Comparison <T> compare = null)
{
XContract.ArgIsNotNull(enumerable1, nameof(enumerable1));
XContract.ArgIsNotNull(enumerable2, nameof(enumerable2));
if (compare == null)
{
compare = (x, y) => Obj.AreEquals(x, y) ? 0 : 1;
}
enumerable1 = enumerable1.ToList();
if (!enumerable1.Any())
{
return(new T[0]);
}
enumerable2 = enumerable2.ToList();
var result = new List <T>();
ForEach(
enumerable1,
c =>
{
// ReSharper disable SimplifyLinqExpression
if (!enumerable2.Any(x => compare(c, x) == 0))
// ReSharper restore SimplifyLinqExpression
{
result.Add(c);
}
});
return(result.ToArray());
}
private static MethodInfo Get(
Type type, string methodName, BindingFlags bindingFlags,
Func <MethodInfo, bool> checkIfEquals = null, bool ifNotFoundThrowAnException = true)
{
XContract.ArgIsNotNull(type, nameof(type));
XContract.ArgIsNotNull(methodName, nameof(methodName));
try
{
var methodInfo = type.GetMethod(methodName, bindingFlags);
if (methodInfo == null && ifNotFoundThrowAnException)
{
throw XArgumentException.Create(nameof(methodName), $"Method '{methodName}' not found on type {type.Name}.");
}
return(methodInfo);
}
catch (AmbiguousMatchException)
{
if (checkIfEquals == null)
{
throw;
}
return(type
.GetMethods(bindingFlags)
.FirstOrDefault(info => info.Name == methodName && checkIfEquals(info)));
}
}
public static bool MathParameters(MethodInfo method, Type[] typesOfArgs)
{
XContract.ArgIsNotNull(method, nameof(method));
XContract.ArgIsNotNull(typesOfArgs, nameof(typesOfArgs));
var parameters = method.GetParameters();
if (parameters.Length != typesOfArgs.Length)
{
return(false);
}
if (typesOfArgs.Length == 0)
{
return(true);
}
for (var i = 0; i < parameters.Length; i++)
{
var argType = typesOfArgs[i];
var parameterInfo = parameters[i];
if (IsParameterTypeOf(parameterInfo, argType))
{
continue;
}
return(false);
}
return(true);
}
private static bool MathGenericParameters(MethodInfo methodInfo, Type[] genericTypes)
{
XContract.ArgIsNotNull(methodInfo, nameof(methodInfo));
XContract.ArgIsNotNull(genericTypes, nameof(genericTypes));
if (!methodInfo.IsGenericMethod)
{
return(false);
}
var genericArguments = methodInfo.GetGenericArguments();
if (genericArguments.Length != genericTypes.Length)
{
return(false);
}
try
{
methodInfo.MakeGenericMethod(genericTypes);
return(true);
}
catch (Exception)
{
return(false);
}
}
public static object Invoke(object obj, string methodName, params object[] arguments)
{
XContract.ArgIsNotNull(obj, nameof(obj));
XContract.ArgIsNotNull(methodName, nameof(methodName));
return(Invoke(obj, Get(obj, methodName), arguments));
}
// #region Property
public static PropertyInfo PropertyInfo <T>(this T obj, Expression <Func <T, object> > expression)
{
XContract.ArgIsNotNull(obj, nameof(obj));
XContract.ArgIsNotNull(expression, nameof(expression));
return(XHelper.Reflections.Properties.Get(obj, XHelper.Expressions.GetMemberName(expression)));
}
public static MethodInfo GetStatic(Type type, string methodName, bool ifNotFoundThrowAnException = true)
{
XContract.ArgIsNotNull(type, nameof(type));
XContract.ArgIsNotNull(methodName, nameof(methodName));
return(Get(type, methodName, StaticBindingFlags, ifNotFoundThrowAnException: ifNotFoundThrowAnException));
}
public EntityActionEventArgs(TEntity entity)
{
XContract.ArgIsNotNull(entity, nameof(entity));
Entity = entity;
Action = EEntityAction.NotInformed;
}
public static string CreateFileNameOnUserDocuments(FileExtension fileExtension, DateTime?dateTime = null, string prefix = null)
{
XContract.ArgIsNotNull(fileExtension, nameof(fileExtension));
var myDocuments = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
return(fileExtension.ChangeExtension(Path.Combine(myDocuments, CreateFileNameFromDateTime(dateTime, prefix))));
}
public StateChangedEventArgs(TState oldState, TState newState)
{
XContract.ArgIsNotNull(oldState, nameof(oldState));
XContract.ArgIsNotNull(newState, nameof(newState));
Old = oldState;
New = newState;
}
public KeyCache(Func <TKey, TValue> funcCreate)
{
XContract.ArgIsNotNull(funcCreate, nameof(funcCreate));
_funcCreate = funcCreate;
_data = new ConcurrentDictionary <TKey, TValue>();
}
public static IEnumerable <Type> GetAllInAssembly(Assembly assembly, bool allowHideTypes = false)
{
XContract.ArgIsNotNull(assembly, nameof(assembly));
return(assembly
.GetTypes()
.Where(type => allowHideTypes || !Reflections.Attributes.HasAttribute <HideTypeAttribute>(type, false)));
}
public SettingsBuilder(string sectionID, string settingID = null, string directory = null)
{
XContract.ArgIsNotNull(sectionID, nameof(sectionID));
directory ??= DirSettings;
settingID ??= GlobalSettingID;
InitBuilder(directory, settingID, sectionID);
}
public static void Write([NotNull] string filePath, [NotNull] Action <FileStream> action)
{
XContract.ArgIsNotNull(filePath, nameof(filePath));
XContract.ArgIsNotNull(action, nameof(action));
using var fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write);
action(fileStream);
}
public static TReturn IfIsNotNull <T, TReturn>(T obj, Func <T, TReturn> notNullFunc, Action nullAction = null) where T : class
{
XContract.ArgIsNotNull(notNullFunc, nameof(notNullFunc));
if (obj == null)
{
nullAction?.Invoke();
return(default);
public static void ForEach <T>(IEnumerable <T> enumerable, Action <T> action)
{
XContract.ArgIsNotNull(enumerable, nameof(enumerable));
XContract.ArgIsNotNull(action, nameof(action));
foreach (var item in enumerable)
{
action(item);
}
}
protected XArgumentTypeException(string argumentName, Type wait, Type received = null)
: base(string.Format(DefaultMessage, argumentName, wait.FullName, GetTypeName(received)))
{
XContract.ArgIsNotNull(argumentName, nameof(argumentName));
XContract.ArgIsNotNull(wait, nameof(wait));
XContract.ArgIsNotNull(received, nameof(received));
ArgumentName = argumentName;
Wait = wait;
Received = received;
}
public static TResult GetOrDefault <T, TResult>(T obj, Func <T, TResult> func, TResult defaultValue) where T : class
{
XContract.ArgIsNotNull(func, nameof(func));
if (obj == null)
{
return(defaultValue);
}
return(func(obj));
}
public static void Write([NotNull] string filePath, [NotNull] Stream stream)
{
XContract.ArgIsNotNull(filePath, nameof(filePath));
XContract.ArgIsNotNull(stream, nameof(stream));
stream.Seek(0, SeekOrigin.Begin);
using var fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write);
stream.CopyTo(fileStream);
}
public static TResult IfIsNotNull <T, TResult>(T obj, Func <T, TResult> notNullAction, Func <TResult> nullAction) where T : class
{
XContract.ArgIsNotNull(notNullAction, nameof(notNullAction));
XContract.ArgIsNotNull(nullAction, nameof(nullAction));
if (obj == null)
{
return(nullAction());
}
return(notNullAction(obj));
}
public FileExtension([Localizable(false)] string value, EFileExtension type, string description = null)
{
XContract.ArgIsNotNull(value, nameof(value));
if (XHelper.Enums.IsIn(type, EFileExtension.Unknown, EFileExtension.MultiExtensions) && string.IsNullOrEmpty(description))
{
throw new ArgumentNullException(nameof(description));
}
Type = type;
Value = value;
Description = description ?? XHelper.Enums.GetDisplay(type);
}
public static X509Certificate2 RecoverCertificateBySerialNumber(
string serialNumber, StoreName storeName = StoreName.My, StoreLocation storeLocation = StoreLocation.LocalMachine)
{
XContract.ArgIsNotNull(serialNumber, nameof(serialNumber));
using var store = new X509Store(storeName, storeLocation);
store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
return(store
.Certificates
.Cast <X509Certificate2>()
.FirstOrDefault(certificate => serialNumber.Equals(certificate.SerialNumber, StringComparison.InvariantCultureIgnoreCase)));
}
public static void IfIsNotNull <T>(T obj, Action <T> notNullAction, Action nullAction = null) where T : class
{
XContract.ArgIsNotNull(notNullAction, nameof(notNullAction));
if (obj == null)
{
nullAction?.Invoke();
return;
}
notNullAction(obj);
}
public VirtualPropertyDescriptor(
string propertyName, object value, Type dataType,
string displayName, string category, VirtualTypeDescriptor parent)
: base(propertyName, null)
{
XContract.ArgIsNotNull(dataType, nameof(dataType));
Value = value;
PropertyType = dataType;
DisplayName = displayName;
Category = category;
_parent = parent;
}
public static TResult IfIsGet <T, TResult>(object obj, Func <T, TResult> getAction, TResult defaultValue) where T : class
{
XContract.ArgIsNotNull(getAction, nameof(getAction));
var cast = obj.As <T>();
if (cast == null)
{
return(defaultValue);
}
return(getAction.Invoke(cast));
}
