/// <summary>Creates and returns a permission that is the intersection of the current permission and the specified permission.</summary>
/// <returns>A new permission that represents the intersection of the current permission and the specified permission. This new permission is null if the intersection is empty.</returns>
/// <param name="target">A permission to intersect with the current permission. It must be of the same type as the current permission. </param>
/// <exception cref="T:System.ArgumentException">The <paramref name="target" /> parameter is not null and is not of the same type as the current permission. </exception>
public override IPermission Intersect(IPermission target)
{
ReflectionPermission reflectionPermission = this.Cast(target);
if (reflectionPermission == null)
{
return(null);
}
if (this.IsUnrestricted())
{
if (reflectionPermission.Flags == ReflectionPermissionFlag.NoFlags)
{
return(null);
}
return(reflectionPermission.Copy());
}
else
{
if (!reflectionPermission.IsUnrestricted())
{
ReflectionPermission reflectionPermission2 = (ReflectionPermission)reflectionPermission.Copy();
reflectionPermission2.Flags &= this.flags;
return((reflectionPermission2.Flags != ReflectionPermissionFlag.NoFlags) ? reflectionPermission2 : null);
}
if (this.flags == ReflectionPermissionFlag.NoFlags)
{
return(null);
}
return(this.Copy());
}
}
public void PermissionStateUnrestricted ()
{
ReflectionPermission p = new ReflectionPermission (PermissionState.Unrestricted);
Assert.IsNotNull (p, "ReflectionPermission(PermissionState.Unrestricted)");
Assert.IsTrue (p.IsUnrestricted (), "IsUnrestricted");
ReflectionPermission copy = (ReflectionPermission) p.Copy ();
Assert.AreEqual (p.IsUnrestricted (), copy.IsUnrestricted (), "Copy.IsUnrestricted");
SecurityElement se = p.ToXml ();
Assert.AreEqual ("true", (se.Attributes ["Unrestricted"] as string), "ToXml-Unrestricted");
}
public void PermissionStateUnrestricted ()
{
ReflectionPermission p = new ReflectionPermission (PermissionState.Unrestricted);
AssertNotNull ("ReflectionPermission(PermissionState.Unrestricted)", p);
Assert ("IsUnrestricted", p.IsUnrestricted ());
ReflectionPermission copy = (ReflectionPermission) p.Copy ();
AssertEquals ("Copy.IsUnrestricted", p.IsUnrestricted (), copy.IsUnrestricted ());
SecurityElement se = p.ToXml ();
AssertEquals ("ToXml-Unrestricted", "true", (se.Attributes ["Unrestricted"] as string));
}
public void PermissionStateNone ()
{
ReflectionPermission p = new ReflectionPermission (PermissionState.None);
Assert.IsNotNull (p, "ReflectionPermission(PermissionState.None)");
Assert.IsTrue (!p.IsUnrestricted (), "IsUnrestricted");
ReflectionPermission copy = (ReflectionPermission) p.Copy ();
Assert.AreEqual (p.IsUnrestricted (), copy.IsUnrestricted (), "Copy.IsUnrestricted");
SecurityElement se = p.ToXml ();
Assert.IsTrue ((se.Attributes ["class"] as string).StartsWith (className), "ToXml-class");
Assert.AreEqual ("1", (se.Attributes ["version"] as string), "ToXml-version");
}
public void PermissionStateNone ()
{
ReflectionPermission p = new ReflectionPermission (PermissionState.None);
AssertNotNull ("ReflectionPermission(PermissionState.None)", p);
Assert ("IsUnrestricted", !p.IsUnrestricted ());
ReflectionPermission copy = (ReflectionPermission) p.Copy ();
AssertEquals ("Copy.IsUnrestricted", p.IsUnrestricted (), copy.IsUnrestricted ());
SecurityElement se = p.ToXml ();
Assert ("ToXml-class", (se.Attributes ["class"] as string).StartsWith (className));
AssertEquals ("ToXml-version", "1", (se.Attributes ["version"] as string));
}
public override IPermission Intersect(IPermission target)
{
ReflectionPermission rp = Cast(target);
if (rp == null)
{
return(null);
}
if (IsUnrestricted())
{
if (rp.Flags == ReflectionPermissionFlag.NoFlags)
{
return(null);
}
else
{
return(rp.Copy());
}
}
if (rp.IsUnrestricted())
{
if (flags == ReflectionPermissionFlag.NoFlags)
{
return(null);
}
else
{
return(Copy());
}
}
ReflectionPermission p = (ReflectionPermission)rp.Copy();
p.Flags &= flags;
return((p.Flags == ReflectionPermissionFlag.NoFlags) ? null : p);
}
/// <summary>Creates a permission that is the union of the current permission and the specified permission.</summary>
/// <returns>A new permission that represents the union of the current permission and the specified permission.</returns>
/// <param name="other">A permission to combine with the current permission. It must be of the same type as the current permission. </param>
/// <exception cref="T:System.ArgumentException">The <paramref name="other" /> parameter is not null and is not of the same type as the current permission. </exception>
public override IPermission Union(IPermission other)
{
ReflectionPermission reflectionPermission = this.Cast(other);
if (other == null)
{
return(this.Copy());
}
if (this.IsUnrestricted() || reflectionPermission.IsUnrestricted())
{
return(new ReflectionPermission(PermissionState.Unrestricted));
}
ReflectionPermission reflectionPermission2 = (ReflectionPermission)reflectionPermission.Copy();
reflectionPermission2.Flags |= this.flags;
return(reflectionPermission2);
}
public override IPermission Union(IPermission other)
{
ReflectionPermission rp = Cast(other);
if (other == null)
{
return(Copy());
}
if (IsUnrestricted() || rp.IsUnrestricted())
{
return(new ReflectionPermission(PermissionState.Unrestricted));
}
ReflectionPermission p = (ReflectionPermission)rp.Copy();
p.Flags |= flags;
return(p);
}
public void FromXml ()
{
ReflectionPermission p = new ReflectionPermission (PermissionState.None);
SecurityElement se = p.ToXml ();
Assert.IsNotNull (se, "ToXml()");
ReflectionPermission p2 = (ReflectionPermission) p.Copy ();
p2.FromXml (se);
Assert.AreEqual (ReflectionPermissionFlag.NoFlags, p2.Flags, "FromXml-None");
string className = (string) se.Attributes ["class"];
string version = (string) se.Attributes ["version"];
SecurityElement se2 = new SecurityElement (se.Tag);
se2.AddAttribute ("class", className);
se2.AddAttribute ("version", version);
se2.AddAttribute ("Flags", "TypeInformation");
p2.FromXml (se2);
Assert.AreEqual (ReflectionPermissionFlag.TypeInformation, p2.Flags, "FromXml-TypeInformation");
se2 = new SecurityElement (se.Tag);
se2.AddAttribute ("class", className);
se2.AddAttribute ("version", version);
se2.AddAttribute ("Flags", "MemberAccess");
p2.FromXml (se2);
Assert.AreEqual (ReflectionPermissionFlag.MemberAccess, p2.Flags, "FromXml-MemberAccess");
se2 = new SecurityElement (se.Tag);
se2.AddAttribute ("class", className);
se2.AddAttribute ("version", version);
se2.AddAttribute ("Flags", "ReflectionEmit");
p2.FromXml (se2);
Assert.AreEqual (ReflectionPermissionFlag.ReflectionEmit, p2.Flags, "FromXml-ReflectionEmit");
se = p.ToXml ();
se.AddAttribute ("Unrestricted", "true");
p2.FromXml (se);
Assert.IsTrue (p2.IsUnrestricted (), "FromXml-Unrestricted");
Assert.AreEqual (ReflectionPermissionFlag.AllFlags, p2.Flags, "FromXml-AllFlags");
}
