public IPermission Union(IPermission target)
{
// Handle the easy cases first.
if (target == null)
{
return(Copy());
}
else if (!(target is PrincipalPermission))
{
throw new ArgumentException(_("Arg_PermissionMismatch"));
}
else if (IsUnrestricted() ||
((PrincipalPermission)target).IsUnrestricted())
{
return(new PrincipalPermission
(PermissionState.Unrestricted));
}
// Form the union of the two lists.
PrincipalPermission perm =
new PrincipalPermission(this, true);
PrincipalInfo other, newPrin;
foreach (PrincipalInfo prin in ((PrincipalPermission)target)
.principals)
{
other = perm.Find(prin.name, prin.role);
if (other == null)
{
newPrin = new PrincipalInfo();
newPrin.name = prin.name;
newPrin.role = prin.role;
newPrin.isAuthenticated = prin.isAuthenticated;
perm.principals.Add(newPrin);
}
else
{
other.isAuthenticated =
(prin.isAuthenticated || other.isAuthenticated);
}
}
return(perm);
}
public IPermission Union(IPermission target)
{
// Handle the easy cases first.
if(target == null)
{
return Copy();
}
else if(!(target is PrincipalPermission))
{
throw new ArgumentException(_("Arg_PermissionMismatch"));
}
else if(IsUnrestricted() ||
((PrincipalPermission)target).IsUnrestricted())
{
return new PrincipalPermission
(PermissionState.Unrestricted);
}
// Form the union of the two lists.
PrincipalPermission perm =
new PrincipalPermission(this, true);
PrincipalInfo other, newPrin;
foreach(PrincipalInfo prin in ((PrincipalPermission)target)
.principals)
{
other = perm.Find(prin.name, prin.role);
if(other == null)
{
newPrin = new PrincipalInfo();
newPrin.name = prin.name;
newPrin.role = prin.role;
newPrin.isAuthenticated = prin.isAuthenticated;
perm.principals.Add(newPrin);
}
else
{
other.isAuthenticated =
(prin.isAuthenticated || other.isAuthenticated);
}
}
return perm;
}