managed and unmanaged resources in c# examples
public class ManagedAndUnmanagedObject : IDisposable
{
private SqlConnection sqlConnection = new SqlConnection();
private UnmanagedHandle unmanagedHandle = Win32.SomeUnmanagedResource();
private bool disposed;
public void Dispose()
{
Dispose(true); // client called dispose
GC.SuppressFinalize(this); // tell the GC to not execute the Finalizer
}
protected virtual void Dispose(bool disposeManaged)
{
if (!disposed)
{
if (disposeManaged)
{
if (sqlConnection != null)
{
sqlConnection.Dispose();
}
}
unmanagedHandle.Release();
disposed = true;
}
}
~ManagedAndUnmanagedObject()
{
Dispose(false);
}
}