public void Link(IRepositoryManager repositoryManager, TSource @object)
{
var destRepo = repositoryManager.GetCommonRepository <TDestination>();
var idValue = _fkIdAccessor.GetValue(@object);
var navPropertyValue = _navPropertyAccessor.GetValue(@object);
var idHasValue = idValue != null && idValue != 0;
if (!idHasValue && navPropertyValue != null)
{
_fkIdAccessor.SetValue(@object, navPropertyValue.Id);
}
else if (idHasValue)
{
navPropertyValue = destRepo.FindById(idValue.Value);
_navPropertyAccessor.SetValue(@object, navPropertyValue);
}
if (navPropertyValue != null && _reverseAccessor != null)
{
var collection = GetReverseCollection(navPropertyValue);
if (CanAddToCollectionPredicate(collection)(@object))
{
collection.Add(@object);
}
}
}
private void CloneGenericCollection(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly collections
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
{
return;
}
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
{
return;
}
// dynamic wrapper to call generic Add method
dynamic targetList = new DynamicProxy(targetValue);
foreach (var sourceItem in sourceList)
{
var cloneItem = CloneInstance(sourceItem);
targetList.Add(cloneItem);
}
if (!accessor.HasSetter)
{
return;
}
accessor.SetValue(target, targetValue);
}
/// <summary>
/// Attempts to set the Property called <paramref name="name" /> to the <paramref name="value" /> specified.
/// <remarks>
/// Only properties that exist on <see cref="EntityType" /> can be set.
/// If there is a type mismatch the request will fail.
/// </remarks>
/// </summary>
/// <param name="name">The name of the Property</param>
/// <param name="value">The new value of the Property</param>
/// <param name="target">The target entity to set the value on</param>
/// <returns>True if successful</returns>
public bool TrySetPropertyValue(string name, object value, TEntityType target = null)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (!_propertiesThatExist.ContainsKey(name))
{
return(false);
}
IMemberAccessor cacheHit = _propertiesThatExist[name];
if (value == null && !IsNullable(cacheHit.MemberType))
{
return(false);
}
if (value != null)
{
if (value is JToken)
{
try {
value = JsonConvert.DeserializeObject(value.ToString(), cacheHit.MemberType);
} catch (Exception) {
return(false);
}
}
else
{
bool isGuid = cacheHit.MemberType == typeof(Guid) && value is string;
bool isEnum = cacheHit.MemberType.IsEnum && value is Int64 && (long)value <= int.MaxValue;
bool isInt32 = cacheHit.MemberType == typeof(int) && value is Int64 && (long)value <= int.MaxValue;
if (!cacheHit.MemberType.IsPrimitive && !isGuid && !isEnum && !cacheHit.MemberType.IsInstanceOfType(value))
{
return(false);
}
if (isGuid)
{
value = new Guid((string)value);
}
if (isInt32)
{
value = (int)(long)value;
}
if (isEnum)
{
value = Enum.Parse(cacheHit.MemberType, value.ToString());
}
}
}
//.Setter.Invoke(_entity, new object[] { value });
cacheHit.SetValue(_entity ?? target, value);
_changedProperties.Add(name);
return(true);
}
private void CloneArray(IMemberAccessor accessor, object originalValue, object target)
{
var valueType = originalValue.GetType();
var sourceList = originalValue as IList;
if (sourceList == null)
{
return;
}
var targetValue = Activator.CreateInstance(valueType, sourceList.Count);
var targetList = targetValue as IList;
if (targetList == null)
{
return;
}
for (var i = 0; i < sourceList.Count; i++)
{
targetList[i] = CloneInstance(sourceList[i]);
}
accessor.SetValue(target, targetList);
}
private static void SetMemberValueToObject(MemberInfo mi, object graph, object data)
{
data = DecorateDate(data);
IMemberAccessor accessor = graph as IMemberAccessor;
if (accessor != null)
{
accessor.SetValue(graph, mi.Name, data);
}
else
{
switch (mi.MemberType)
{
case MemberTypes.Property:
PropertyInfo pi = (PropertyInfo)mi;
if (pi.CanWrite)
{
pi.SetValue(graph, data, null);
}
break;
case MemberTypes.Field:
FieldInfo fi = (FieldInfo)mi;
fi.SetValue(graph, data);
break;
default:
ThrowInvalidMemberInfoTypeException(mi);
break;
}
}
}
/// <summary>
/// Sets the property value with the specified name.
/// </summary>
/// <param name="target">The object whose property value will be set.</param>
/// <param name="name">The name of the property to set.</param>
/// <param name="value">The new value to be set.</param>
public static void SetProperty(object target, string name, object value)
{
if (target == null)
{
throw new ArgumentNullException("target");
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name");
}
Type type = target.GetType();
Type memberType = type;
object instance = target;
IMemberAccessor accessor2 = null;
foreach (string str in name.Split(new char[] { '.' }))
{
if (accessor2 != null)
{
instance = accessor2.GetValue(instance);
memberType = accessor2.MemberType;
}
accessor2 = GetAccessor(memberType).FindProperty(str);
}
if (accessor2 == null)
{
throw new InvalidOperationException(string.Format("Could not find property '{0}' in type '{1}'.", name, type.Name));
}
accessor2.SetValue(instance, value);
}
private static void ShouldBehaveSimilar(IMemberAccessor<TestA, string> ma, TestA a1)
{
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
ma.SetValue(a1, "updated " + a1.PropString);
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
a1.PropString = "new " + a1.PropString;
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
}
private static void ShouldBehaveSimilar(IMemberAccessor <TestA, string> ma, TestA a1)
{
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
ma.SetValue(a1, "updated " + a1.PropString);
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
a1.PropString = "new " + a1.PropString;
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropString));
}
private void SetValueWithCoercion(IMemberAccessor targetAccessor, object target, object value)
{
Type memberType = targetAccessor.MemberType;
Type valueType = value?.GetType().GetUnderlyingType();
object v = ReflectionHelper.CoerceValue(memberType, valueType, value);
targetAccessor.SetValue(target, v);
}
private static void SetValueWithCoercion(IMemberAccessor sourceAccessor, object source, IMemberAccessor targetAccessor, object target)
{
Type sType = sourceAccessor.MemberType;
Type tType = targetAccessor.MemberType;
object value = sourceAccessor.GetValue(source);
object v = ReflectionHelper.CoerceValue(tType, sType, value);
targetAccessor.SetValue(target, v);
}
private void CloneObject(IMemberAccessor accessor, object originalValue, object target)
{
if (!accessor.HasSetter)
{
return;
}
var value = CloneInstance(originalValue);
accessor.SetValue(target, value);
}
private ICollection <TSource> GetReverseCollection(TDestination @object)
{
var collectionValue = _reverseAccessor.GetValue(@object);
if (collectionValue == null || collectionValue.IsReadOnly)
{
collectionValue = collectionValue == null ? new List <TSource>() : new List <TSource>(collectionValue);
_reverseAccessor.SetValue(@object, collectionValue);
}
return(collectionValue);
}
private static void SetValueWithCoercion(IMemberAccessor targetAccessor, object target, object value)
{
Type pType = targetAccessor.MemberType;
Type vType = value != null
? value.GetType().GetUnderlyingType()
: null;
object v = ReflectionHelper.CoerceValue(pType, vType, value);
targetAccessor.SetValue(target, v);
}
private void CloneGenericDictionary(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly dictionary
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
{
return;
}
// must support IEnumerable
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
{
return;
}
// dynamic wrapper to call generic Add method
dynamic targetDictionary = new DynamicProxy(targetValue);
var e = sourceList.GetEnumerator();
while (e.MoveNext())
{
// dynamic wrapper to get the key and value
dynamic proxy = new DynamicProxy(e.Current);
var keyProxy = proxy.Key as IDynamicProxy;
var valueProxy = proxy.Value as IDynamicProxy;
if (keyProxy == null)
{
continue;
}
object key = keyProxy.Wrapped;
object value = valueProxy != null ? valueProxy.Wrapped : null;
object cloneItem = CloneInstance(value);
targetDictionary.Add(key, cloneItem);
}
if (!accessor.HasSetter)
{
return;
}
accessor.SetValue(target, targetValue);
}
private static void SetValueWithCoercion(object target, IMemberAccessor accessor, object value)
{
if (value == null)
{
return;
}
var pType = accessor.MemberType;
var vType = value.GetType().GetUnderlyingType();
var v = ReflectionHelper.CoerceValue(pType, vType, value);
if (v != null)
{
accessor.SetValue(target, v);
}
}
private void CloneArray(IMemberAccessor accessor, object originalValue, object target)
{
var valueType = originalValue.GetType();
var sourceList = originalValue as IList;
if (sourceList == null)
return;
var targetValue = Activator.CreateInstance(valueType, sourceList.Count);
var targetList = targetValue as IList;
if (targetList == null)
return;
for (int i = 0; i < sourceList.Count; i++)
targetList[i] = CloneInstance(sourceList[i]);
accessor.SetValue(target, targetList);
}
public void ShouldWorkForUnknownTypeAndUnknownMember()
{
var a1 = CreateTestObject();
IMemberAccessor ma = TypeAccessor.GetMemberAccessor(typeof(TestA), "PropInt");
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropInt));
ma.SetValue(a1, a1.PropInt + 10);
Assert.That(ma.GetValue(a1), Is.EqualTo(a1.PropInt));
IObjectMemberAccessor oma = a1.GetObjectMemberAccessor("Field1");
Assert.That(oma.GetValue(), Is.EqualTo(a1.Field1));
oma.SetValue(12.56);
Assert.That(oma.GetValue(), Is.EqualTo(a1.Field1));
a1.Field1 -= 345;
Assert.That(oma.GetValue(), Is.EqualTo(a1.Field1));
}
/// <summary>
/// Sets the field value with the specified name.
/// </summary>
/// <param name="target">The object whose field value will be set.</param>
/// <param name="name">The name of the field to set.</param>
/// <param name="value">The new value to be set.</param>
public static void SetField(object target, string name, object value)
{
if (target == null)
{
throw new ArgumentNullException("target");
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name");
}
Type type = target.GetType();
IMemberAccessor accessor = FindField(type, name);
if (accessor == null)
{
throw new InvalidOperationException(string.Format("Could not find field '{0}' in type '{1}'.", name, type.Name));
}
accessor.SetValue(target, value);
}
private void CloneDictionary(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly dictionary
var targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
{
return;
}
// must support IDictionary
var sourceList = originalValue as IDictionary;
if (sourceList == null)
{
return;
}
var targetList = targetValue as IDictionary;
if (targetList == null)
{
return;
}
var e = sourceList.GetEnumerator();
while (e.MoveNext())
{
var cloneItem = CloneInstance(e.Value);
targetList.Add(e.Key, cloneItem);
}
if (!accessor.HasSetter)
{
return;
}
accessor.SetValue(target, targetValue);
}
private object CreateTargetValue(IMemberAccessor accessor, object originalValue, object target)
{
var valueType = originalValue.GetType();
object targetValue;
// check if this object has already been cloned
// using RuntimeHelpers.GetHashCode to get object identity
int hashCode = RuntimeHelpers.GetHashCode(originalValue);
if (_objectReferences.TryGetValue(hashCode, out targetValue))
{
accessor.SetValue(target, targetValue);
return(null);
}
targetValue = LateBinder.CreateInstance(valueType);
// keep track of cloned instances
_objectReferences.Add(hashCode, targetValue);
return(targetValue);
}
/// <summary>
/// Sets the property value with the specified name.
/// </summary>
/// <param name="target">The object whose property value will be set.</param>
/// <param name="name">The name of the property to set.</param>
/// <param name="value">The new value to be set.</param>
/// <remarks>This method supports nested property names. An exmample name would be 'Person.Address.ZipCode'.</remarks>
/// <param name="flags">A bitmask comprised of one or more <see cref="BindingFlags"/> that specify how the search is conducted.</param>
public static void SetProperty(object target, string name, object value, BindingFlags flags)
{
if (target == null)
{
throw new ArgumentNullException("target");
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name");
}
Type rootType = target.GetType();
Type currentType = rootType;
object currentTarget = target;
TypeAccessor typeAccessor;
IMemberAccessor memberAccessor = null;
// support nested property
var parts = name.Split('.');
foreach (var part in parts)
{
if (memberAccessor != null)
{
currentTarget = memberAccessor.GetValue(currentTarget);
currentType = memberAccessor.MemberType;
}
typeAccessor = TypeAccessor.GetAccessor(currentType);
memberAccessor = typeAccessor.FindProperty(part, flags);
}
if (memberAccessor == null)
{
throw new InvalidOperationException(string.Format(
"Could not find property '{0}' in type '{1}'.", name, rootType.Name));
}
memberAccessor.SetValue(currentTarget, value);
}
private void CloneCollection(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly collections
var targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
{
return;
}
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
{
return;
}
// must support IList
var targetList = targetValue as IList;
if (targetList == null)
{
return;
}
foreach (var sourceItem in sourceList)
{
var cloneItem = CloneInstance(sourceItem);
targetList.Add(cloneItem);
}
if (!accessor.HasSetter)
{
return;
}
accessor.SetValue(target, targetValue);
}
/// <summary>
/// Sets the property value with the specified name.
/// </summary>
/// <param name="target">The object whose property value will be set.</param>
/// <param name="name">The name of the property to set.</param>
/// <param name="value">The new value to be set.</param>
public static void SetProperty(object target, string name, object value)
{
if (target == null)
{
throw new ArgumentNullException(nameof(target));
}
if (String.IsNullOrEmpty(name))
{
throw new ArgumentNullException(nameof(name));
}
var rootType = target.GetType();
var currentType = rootType;
object currentTarget = target;
TypeAccessor typeAccessor;
IMemberAccessor memberAccessor = null;
// support nested property
string[] parts = name.Split('.');
foreach (string part in parts)
{
if (memberAccessor != null)
{
currentTarget = memberAccessor.GetValue(currentTarget);
currentType = memberAccessor.MemberType;
}
typeAccessor = GetAccessor(currentType);
memberAccessor = typeAccessor.FindProperty(part);
}
if (memberAccessor == null)
{
throw new InvalidOperationException($"Could not find property '{name}' in type '{rootType.Name}'.");
}
memberAccessor.SetValue(currentTarget, value);
}
private void CloneDictionary(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly dictionary
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
return;
// must support IDictionary
var sourceList = originalValue as IDictionary;
if (sourceList == null)
return;
var targetList = targetValue as IDictionary;
if (targetList == null)
return;
var e = sourceList.GetEnumerator();
while (e.MoveNext())
{
var cloneItem = CloneInstance(e.Value);
targetList.Add(e.Key, cloneItem);
}
if (!accessor.HasSetter)
return;
accessor.SetValue(target, targetValue);
}
private void CloneCollection(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly collections
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
return;
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
return;
// must support IList
var targetList = targetValue as IList;
if (targetList == null)
return;
foreach (var sourceItem in sourceList)
{
var cloneItem = CloneInstance(sourceItem);
targetList.Add(cloneItem);
}
if (!accessor.HasSetter)
return;
accessor.SetValue(target, targetValue);
}
public void SetValue(TMember value)
{
_rtAccessor.SetValue(_object, value);
}
public void SetValue(object destination, object valueToSet)
{
_memberAccessor.SetValue(destination, valueToSet);
}
public void should_be_able_to_set_a_value_to_the_property()
{
_result.SetValue(_project, "newid");
}
private void CloneObject(IMemberAccessor accessor, object originalValue, object target)
{
if (!accessor.HasSetter)
return;
object value = CloneInstance(originalValue);
accessor.SetValue(target, value);
}
public void should_be_able_to_set_a_value()
{
_result.SetValue(_project, "new project manager");
}
private void StartDeserialize(object instance, IMemberAccessor memberAccessor)
{
var properties = instance.GetType().GetProperties();
foreach (PropertyInfo property in properties)
{
var type = property.PropertyType;
if (type.Equals(typeof(Boolean)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadBoolean());
}
else if (type.Equals(typeof(Boolean[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadBoolean));
}
else if (type.Equals(typeof(Byte)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadByte());
}
else if (type.Equals(typeof(Byte[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadBytes());
}
else if (type.Equals(typeof(Int16)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadInt16());
}
else if (type.Equals(typeof(Int16[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadInt16));
}
else if (type.Equals(typeof(Int32)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadInt32());
}
else if (type.Equals(typeof(Int32[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadInt32));
}
else if (type.Equals(typeof(Int64)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadInt64());
}
else if (type.Equals(typeof(Int64[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadInt64));
}
else if (type.Equals(typeof(String)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadString());
}
else if (type.Equals(typeof(String[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadString));
}
else if (type.Equals(typeof(Single)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadFloat());
}
else if (type.Equals(typeof(Single[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadFloat));
}
else if (type.Equals(typeof(Double)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadDouble());
}
else if (type.Equals(typeof(Double[])))
{
memberAccessor.SetValue(instance, property.Name, this.ReadArray(ReadDouble));
}
else if (type.Equals(typeof(DateTime)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadDateTime());
}
else if (type.BaseType.Equals(typeof(Enum)))
{
memberAccessor.SetValue(instance, property.Name, this.ReadEnum(property.PropertyType));
}
else if (type.IsArray)
{
if (type.GetElementType().IsValueType)
{
throw new Exception("not supported this value array!");
}
var elementType = type.GetElementType();
var arrayMemberAccessor = memberAccessor.Type.Equals(elementType) ? memberAccessor : DynamicMethodMemberAccessor.FindClassAccessor(elementType);
memberAccessor.SetValue(instance, property.Name, this.ReadArray(property.PropertyType, arrayMemberAccessor));
}
else
{
if (this.ReadInt32() == 1)
{
var childerInstanceMemberAccessor = memberAccessor.Type.Equals(property.PropertyType) ? memberAccessor : DynamicMethodMemberAccessor.FindClassAccessor(property.PropertyType);
var childerInstance = Activator.CreateInstance(property.PropertyType);
this.StartDeserialize(childerInstance, childerInstanceMemberAccessor);
childerInstanceMemberAccessor.SetValue(instance, property.Name, childerInstance);
}
}
}
}
private object CreateTargetValue(IMemberAccessor accessor, object originalValue, object target)
{
var valueType = originalValue.GetType();
object targetValue;
// check if this object has already been cloned
// using RuntimeHelpers.GetHashCode to get object identity
int hashCode = RuntimeHelpers.GetHashCode(originalValue);
if (_objectReferences.TryGetValue(hashCode, out targetValue))
{
accessor.SetValue(target, targetValue);
return null;
}
targetValue = LateBinder.CreateInstance(valueType);
// keep track of cloned instances
_objectReferences.Add(hashCode, targetValue);
return targetValue;
}
private void CloneGenericCollection(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly collections
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
return;
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
return;
// dynamic wrapper to call generic Add method
dynamic targetList = new DynamicProxy(targetValue);
foreach (var sourceItem in sourceList)
{
var cloneItem = CloneInstance(sourceItem);
targetList.Add(cloneItem);
}
if (!accessor.HasSetter)
return;
accessor.SetValue(target, targetValue);
}
private void CloneGenericDictionary(IMemberAccessor accessor, object originalValue, object target)
{
// support readonly dictionary
object targetValue = accessor.HasSetter
? CreateTargetValue(accessor, originalValue, target)
: accessor.GetValue(target);
if (targetValue == null)
return;
// must support IEnumerable
var sourceList = originalValue as IEnumerable;
if (sourceList == null)
return;
// dynamic wrapper to call generic Add method
dynamic targetDictionary = new DynamicProxy(targetValue);
var e = sourceList.GetEnumerator();
while (e.MoveNext())
{
// dynamic wrapper to get the key and value
dynamic proxy = new DynamicProxy(e.Current);
var keyProxy = proxy.Key as IDynamicProxy;
var valueProxy = proxy.Value as IDynamicProxy;
if (keyProxy == null)
continue;
object key = keyProxy.Wrapped;
object value = valueProxy != null ? valueProxy.Wrapped : null;
object cloneItem = CloneInstance(value);
targetDictionary.Add(key, cloneItem);
}
if (!accessor.HasSetter)
return;
accessor.SetValue(target, targetValue);
}
public void should_throw_an_exception_when_setting_a_value_to_the_property()
{
The.Action(() => _result.SetValue(_project, "new project manager")).ShouldThrowAn <MemberAccessException>();
}
