public override string ToString()
{
IdentityHashSet <ICoreMap> calledSet = ToStringCalled.Value;
if (calledSet == null)
{
calledSet = new IdentityHashSet <ICoreMap>();
}
if (calledSet.Contains(this))
{
return("[...]");
}
calledSet.Add(this);
var s = new StringBuilder("[");
for (int i = 0; i < psize; i++)
{
s.Append(keys[i].Name);
s.Append('=');
s.Append(values[i]);
if (i < psize - 1)
{
s.Append(' ');
}
}
s.Append(']');
bool createdCalledSet = calledSet == null || calledSet.IsEmpty();
if (createdCalledSet)
{
ToStringCalled.Dispose(); /*remove();*/
}
else
{
// Remove the object from the already called set so that
// potential later calls in this object graph have something
// more description than [...]
calledSet.Remove(this);
}
return(s.ToString());
}
public override int GetHashCode()
{
IdentityHashSet <ICoreMap> calledSet = HashCodeCalled.Value;
bool createdCalledSet = (calledSet == null);
if (createdCalledSet)
{
calledSet = new IdentityHashSet <ICoreMap>();
HashCodeCalled.Value = calledSet;
}
if (calledSet.Contains(this))
{
return(0);
}
calledSet.Add(this);
int keysCode = 0;
int valuesCode = 0;
for (int i = 0; i < psize; i++)
{
keysCode += (i < keys.Length && values[i] != null ? keys[i].GetHashCode() : 0);
valuesCode += (i < values.Length && values[i] != null ? values[i].GetHashCode() : 0);
}
if (createdCalledSet)
{
HashCodeCalled.Value = null;
}
else
{
// Remove the object after processing is complete so that if
// there are multiple instances of this CoreMap in the overall
// object graph, they each have their hash code calculated.
// TODO: can we cache this for later?
calledSet.Remove(this);
}
return(keysCode * 37 + valuesCode);
}
