| public Intersect ( IPermission target ) : IPermission | ||
| target | IPermission | |
| return | IPermission | |
public override IPermission Intersect(IPermission target)
{
// Handle the easy cases first.
if (target == null)
{
return(target);
}
else if (!(target is FileIOPermission))
{
throw new ArgumentException(_("Arg_PermissionMismatch"));
}
else if (((FileIOPermission)target).IsUnrestricted())
{
return(Copy());
}
else if (IsUnrestricted())
{
return(target.Copy());
}
// Create a new object and intersect the lists.
return(new FileIOPermission
(PermissionState.None,
EnvironmentPermission.Intersect(readList,
((FileIOPermission)target).readList),
EnvironmentPermission.Intersect(writeList,
((FileIOPermission)target).writeList),
EnvironmentPermission.Intersect(appendList,
((FileIOPermission)target).appendList),
EnvironmentPermission.Intersect(discoveryList,
((FileIOPermission)target).discoveryList),
allLocalFiles & ((FileIOPermission)target).allLocalFiles,
allFiles & ((FileIOPermission)target).allFiles));
}
public override IPermission Intersect(IPermission target)
{
// Handle the easy cases first.
if (target == null)
{
return(target);
}
else if (!(target is RegistryPermission))
{
throw new ArgumentException(_("Arg_PermissionMismatch"));
}
else if (((RegistryPermission)target).IsUnrestricted())
{
return(Copy());
}
else if (IsUnrestricted())
{
return(target.Copy());
}
// Create a new object and intersect the lists.
return(new RegistryPermission
(PermissionState.None,
EnvironmentPermission.Intersect(readList,
((RegistryPermission)target).readList),
EnvironmentPermission.Intersect(writeList,
((RegistryPermission)target).writeList),
EnvironmentPermission.Intersect(createList,
((RegistryPermission)target).createList)));
}
public override IPermission Intersect(IPermission target)
{
if (target == null)
{
return(target);
}
else if (!(target is SiteIdentityPermission))
{
throw new ArgumentException(_("Arg_PermissionMismatch"));
}
else
{
return(new SiteIdentityPermission
(EnvironmentPermission.Intersect
(sites, ((SiteIdentityPermission)target).sites)));
}
}
public void IntersectWithBadPermission ()
{
EnvironmentPermission ep1 = new EnvironmentPermission (EnvironmentPermissionAccess.Read, envVariables);
FileDialogPermission fdp2 = new FileDialogPermission (PermissionState.Unrestricted);
EnvironmentPermission ep3 = (EnvironmentPermission) ep1.Intersect (fdp2);
}
public void Intersect ()
{
// no intersection
EnvironmentPermission ep1 = new EnvironmentPermission (EnvironmentPermissionAccess.Write, envVariables);
EnvironmentPermission ep2 = new EnvironmentPermission (EnvironmentPermissionAccess.Read, envVariables);
EnvironmentPermission ep3 = (EnvironmentPermission) ep1.Intersect (ep2);
AssertNull ("EP1 N EP2 == null", ep3);
// intersection in read
EnvironmentPermission ep4 = new EnvironmentPermission (EnvironmentPermissionAccess.Read, "TMP");
ep3 = (EnvironmentPermission) ep4.Intersect (ep2);
AssertEquals ("Intersect-Read", "TMP", ep3.GetPathList (EnvironmentPermissionAccess.Read));
// intersection in write
EnvironmentPermission ep5 = new EnvironmentPermission (EnvironmentPermissionAccess.Write, "TEMP");
ep3 = (EnvironmentPermission) ep5.Intersect (ep1);
AssertEquals ("Intersect-Read", "TEMP", ep3.GetPathList (EnvironmentPermissionAccess.Write));
// intersection in read and write
EnvironmentPermission ep6 = new EnvironmentPermission (EnvironmentPermissionAccess.AllAccess, "TEMP");
EnvironmentPermission ep7 = new EnvironmentPermission (EnvironmentPermissionAccess.AllAccess, envVariables);
ep3 = (EnvironmentPermission) ep6.Intersect (ep7);
AssertEquals ("Intersect-AllAccess-Read", "TEMP", ep3.GetPathList (EnvironmentPermissionAccess.Read));
AssertEquals ("Intersect-AllAccess-Write", "TEMP", ep3.GetPathList (EnvironmentPermissionAccess.Write));
}
public void IntersectWithUnrestricted ()
{
EnvironmentPermission ep1 = new EnvironmentPermission (PermissionState.Unrestricted);
EnvironmentPermission ep2 = new EnvironmentPermission (EnvironmentPermissionAccess.Read, envVariables);
EnvironmentPermission ep3 = (EnvironmentPermission) ep1.Intersect (ep2);
Assert ("Unrestricted N EP2 == EP2", !ep3.IsUnrestricted ());
AssertEquals ("Unrestricted N EP2 == EP2", ep2.ToXml ().ToString (), ep3.ToXml ().ToString ());
ep3 = (EnvironmentPermission) ep2.Intersect (ep1);
Assert ("EP2 N Unrestricted == EP2", !ep3.IsUnrestricted ());
AssertEquals ("EP2 N Unrestricted == EP2", ep2.ToXml ().ToString (), ep3.ToXml ().ToString ());
}
public void IntersectWithNull ()
{
EnvironmentPermission ep1 = new EnvironmentPermission (EnvironmentPermissionAccess.Read, envVariables);
EnvironmentPermission ep2 = null;
EnvironmentPermission ep3 = (EnvironmentPermission) ep1.Intersect (ep2);
AssertNull ("EP1 N null == null", ep3);
}
