public bool TryGetTarget(out T target)
{
lock (_managedWeakReference)
{
return(_managedWeakReference.TryGetTarget(out target));
}
}
public int GetHashCode(System.WeakReference <T> w)
{
T t;
return(w.TryGetTarget(out t)
? t.GetHashCode()
: -1);
}
public bool Equals(System.WeakReference <T> w1, T t2)
{
T t1;
var r1 = w1.TryGetTarget(out t1);
return((!r1 && t1 != null) ||
t1.SafeEquals(t2));
}
public static T GetTarget <T>(this System.WeakReference <T> wr) where T : class
{
T value;
if (!wr.TryGetTarget(out value))
{
value = default(T);
}
return(value);
}
public static T FindOrCreate <T>(this System.WeakReference <T> wr, Func <T> factory) where T : class
{
T value;
if (!wr.TryGetTarget(out value))
{
value = factory();
wr.SetTarget(value);
}
return(value);
}
public bool Equals(System.WeakReference <T> w1, System.WeakReference <T> w2)
{
T t1;
T t2;
var r1 = w1.TryGetTarget(out t1);
var r2 = w2.TryGetTarget(out t2);
return(((r1 && r2) || (!r1 && !r2)) &&
t1.SafeEquals(t2));
}
public bool Equals(System.WeakReference <T>?w1, System.WeakReference <T>?w2)
{
T?t1 = null;
T?t2 = null;
var r1 = w1?.TryGetTarget(out t1) ?? false;
var r2 = w2?.TryGetTarget(out t2) ?? false;
return(((r1 && r2) || (!r1 && !r2)) &&
SafeEquals <T>(t1, t2));
}
public bool TryGetTarget(out T target)
{
lock (_managedWeakReference)
{
if (_managedWeakReference.TryGetTarget(out target))
{
return(true);
}
else
{
target = ResolveNativeWeakReference(_nativeWeakReference)?.As <T>();
_managedWeakReference.SetTarget(target);
return(target is object);
}
}
}
public static bool HasTarget <T>(this System.WeakReference <T> wr) where T : class
{
T value;
return(wr.TryGetTarget(out value));
}
