PermissionRequestEvidence.cs

using System.Runtime.InteropServices;

namespace System.Security.Policy
{
    [Serializable]
    [ComVisible(true)]
    [Obsolete("Assembly level declarative security is obsolete and is no longer enforced by the CLR by default. See http://go.microsoft.com/fwlink/?LinkID=155570 for more information.")]
    public sealed class PermissionRequestEvidence : EvidenceBase
    {
        private PermissionSet m_request;

        private PermissionSet m_optional;

        private PermissionSet m_denied;

        private string m_strRequest;

        private string m_strOptional;

        private string m_strDenied;

        public PermissionSet RequestedPermissions => m_request;

        public PermissionSet OptionalPermissions => m_optional;

        public PermissionSet DeniedPermissions => m_denied;

        public PermissionRequestEvidence(PermissionSet request, PermissionSet optional, PermissionSet denied)
        {
            if (request == null)
            {
                m_request = null;
            }
            else
            {
                m_request = request.Copy();
            }
            if (optional == null)
            {
                m_optional = null;
            }
            else
            {
                m_optional = optional.Copy();
            }
            if (denied == null)
            {
                m_denied = null;
            }
            else
            {
                m_denied = denied.Copy();
            }
        }

        public override EvidenceBase Clone()
        {
            return Copy();
        }

        public PermissionRequestEvidence Copy()
        {
            return new PermissionRequestEvidence(m_request, m_optional, m_denied);
        }

        internal SecurityElement ToXml()
        {
            SecurityElement securityElement = new SecurityElement("System.Security.Policy.PermissionRequestEvidence");
            securityElement.AddAttribute("version", "1");
            if (m_request != null)
            {
                SecurityElement securityElement2 = new SecurityElement("Request");
                securityElement2.AddChild(m_request.ToXml());
                securityElement.AddChild(securityElement2);
            }
            if (m_optional != null)
            {
                SecurityElement securityElement2 = new SecurityElement("Optional");
                securityElement2.AddChild(m_optional.ToXml());
                securityElement.AddChild(securityElement2);
            }
            if (m_denied != null)
            {
                SecurityElement securityElement2 = new SecurityElement("Denied");
                securityElement2.AddChild(m_denied.ToXml());
                securityElement.AddChild(securityElement2);
            }
            return securityElement;
        }

        public override string ToString()
        {
            return ToXml().ToString();
        }
    }
}