System.Security.Permissions.KeyContainerPermissionAccessEntryCollection.Add C# (CSharp) Method

		public int Add (KeyContainerPermissionAccessEntry accessEntry)
		{
			return _list.Add (accessEntry);
		}

        /// <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="target">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">
        ///   <paramref name="target" /> is not null and does not specify a permission of the same type as the current permission. </exception>
        public override IPermission Union(IPermission target)
        {
            KeyContainerPermission keyContainerPermission = this.Cast(target);

            if (keyContainerPermission == null)
            {
                return(this.Copy());
            }
            KeyContainerPermissionAccessEntryCollection keyContainerPermissionAccessEntryCollection = new KeyContainerPermissionAccessEntryCollection();

            foreach (KeyContainerPermissionAccessEntry accessEntry in this._accessEntries)
            {
                keyContainerPermissionAccessEntryCollection.Add(accessEntry);
            }
            foreach (KeyContainerPermissionAccessEntry accessEntry2 in keyContainerPermission._accessEntries)
            {
                if (this._accessEntries.IndexOf(accessEntry2) == -1)
                {
                    keyContainerPermissionAccessEntryCollection.Add(accessEntry2);
                }
            }
            if (keyContainerPermissionAccessEntryCollection.Count == 0)
            {
                return(new KeyContainerPermission(this._flags | keyContainerPermission._flags));
            }
            KeyContainerPermissionAccessEntry[] array = new KeyContainerPermissionAccessEntry[keyContainerPermissionAccessEntryCollection.Count];
            keyContainerPermissionAccessEntryCollection.CopyTo(array, 0);
            return(new KeyContainerPermission(this._flags | keyContainerPermission._flags, array));
        }