public static FastProperty GetProperty(
PropertyInfo propertyInfo,
PropertyCachingStrategy cachingStrategy = PropertyCachingStrategy.Cached)
{
Guard.ArgumentNotNull(() => propertyInfo);
FastProperty fastProperty = null;
if (TryGetCachedProperty(propertyInfo.ReflectedType, propertyInfo.Name, cachingStrategy == PropertyCachingStrategy.EagerCached, out fastProperty))
{
return(fastProperty);
}
var key = new PropertyKey(propertyInfo.ReflectedType, propertyInfo.Name);
if (!_singlePropertiesCache.TryGetValue(key, out fastProperty))
{
fastProperty = CreateInstance(propertyInfo);
if (cachingStrategy > PropertyCachingStrategy.Uncached)
{
_singlePropertiesCache.TryAdd(key, fastProperty);
}
}
return(fastProperty);
}
public static FastProperty GetProperty(
Type type,
string propertyName,
PropertyCachingStrategy cachingStrategy = PropertyCachingStrategy.Cached)
{
Guard.ArgumentNotNull(() => type);
Guard.ArgumentNotEmpty(() => propertyName);
FastProperty fastProperty = null;
if (TryGetCachedProperty(type, propertyName, cachingStrategy == PropertyCachingStrategy.EagerCached, out fastProperty))
{
return(fastProperty);
}
var key = new PropertyKey(type, propertyName);
if (!_singlePropertiesCache.TryGetValue(key, out fastProperty))
{
var pi = type.GetProperty(propertyName, BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance | BindingFlags.IgnoreCase);
if (pi != null)
{
fastProperty = CreateInstance(pi);
if (cachingStrategy > PropertyCachingStrategy.Uncached)
{
_singlePropertiesCache.TryAdd(key, fastProperty);
}
}
}
return(fastProperty);
}
/// <summary>
/// Reflection helper method to set a property value
/// </summary>
/// <param name="instance"></param>
/// <param name="name"></param>
/// <param name="value"></param>
/// <returns></returns>
protected bool SetProperty(object instance, string name, object value)
{
var fastProp = _instanceType != null?FastProperty.GetProperty(_instanceType, name, PropertyCachingStrategy.EagerCached) : null;
if (fastProp != null)
{
fastProp.SetValue(instance ?? this, value);
return(true);
}
return(false);
}
/// <summary>
/// Checks whether a property exists in the Property collection
/// or as a property on the instance
/// </summary>
/// <param name="propertyName"></param>
/// <param name="includeInstanceProperties"></param>
/// <returns></returns>
public bool Contains(string propertyName, bool includeInstanceProperties = false)
{
if (Properties.ContainsKey(propertyName))
{
return(true);
}
if (includeInstanceProperties && _instance != null)
{
return(FastProperty.GetProperties(_instance).ContainsKey(propertyName));
}
return(false);
}
/// <summary>
/// Returns all properties
/// </summary>
/// <param name="includeInstanceProperties"></param>
/// <returns></returns>
public IEnumerable <KeyValuePair <string, object> > GetProperties(bool includeInstanceProperties = false)
{
foreach (var key in this.Properties.Keys)
{
yield return(new KeyValuePair <string, object>(key, this.Properties[key]));
}
if (includeInstanceProperties && _instance != null)
{
foreach (var prop in FastProperty.GetProperties(_instance).Values)
{
if (!this.Properties.ContainsKey(prop.Name))
{
yield return(new KeyValuePair <string, object>(prop.Name, prop.GetValue(_instance)));
}
}
}
}
private static bool TryGetCachedProperty(
Type type,
string propertyName,
bool eagerCached,
out FastProperty fastProperty)
{
fastProperty = null;
IDictionary <string, FastProperty> allProperties;
if (eagerCached)
{
allProperties = (IDictionary <string, FastProperty>)GetProperties(type);
allProperties.TryGetValue(propertyName, out fastProperty);
}
if (fastProperty == null && _propertiesCache.TryGetValue(type, out allProperties))
{
allProperties.TryGetValue(propertyName, out fastProperty);
}
return(fastProperty != null);
}
