diff options
Diffstat (limited to 'RSSDP/SsdpDeviceExtensions.cs')
| -rw-r--r-- | RSSDP/SsdpDeviceExtensions.cs | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/RSSDP/SsdpDeviceExtensions.cs b/RSSDP/SsdpDeviceExtensions.cs deleted file mode 100644 index 6e1b45646..000000000 --- a/RSSDP/SsdpDeviceExtensions.cs +++ /dev/null @@ -1,36 +0,0 @@ -using System; -using System.Collections.Generic; -using System.Text; - -namespace Rssdp -{ - /// <summary> - /// Extensions for <see cref="SsdpDevice"/> and derived types. - /// </summary> - public static class SsdpDeviceExtensions - { - - /// <summary> - /// Returns the root device associated with a device instance derived from <see cref="SsdpDevice"/>. - /// </summary> - /// <param name="device">The device instance to find the <see cref="SsdpRootDevice"/> for.</param> - /// <remarks> - /// <para>The <paramref name="device"/> must be or inherit from <see cref="SsdpRootDevice"/> or <see cref="SsdpEmbeddedDevice"/>, otherwise an <see cref="System.InvalidCastException"/> will occur.</para> - /// <para>May return null if the <paramref name="device"/> instance is an embedded device not yet associated with a <see cref="SsdpRootDevice"/> instance yet.</para> - /// <para>If <paramref name="device"/> is an instance of <see cref="SsdpRootDevice"/> (or derives from it), returns the same instance cast to <see cref="SsdpRootDevice"/>.</para> - /// </remarks> - /// <returns>The <see cref="SsdpRootDevice"/> instance associated with the device instance specified, or null otherwise.</returns> - /// <exception cref="System.ArgumentNullException">Thrown if <paramref name="device"/> is null.</exception> - /// <exception cref="System.InvalidCastException">Thrown if <paramref name="device"/> is not an instance of or dervied from either <see cref="SsdpRootDevice"/> or <see cref="SsdpEmbeddedDevice"/>.</exception> - public static SsdpRootDevice ToRootDevice(this SsdpDevice device) - { - if (device == null) throw new System.ArgumentNullException("device"); - - var rootDevice = device as SsdpRootDevice; - if (rootDevice == null) - rootDevice = ((SsdpEmbeddedDevice)device).RootDevice; - - return rootDevice; - } - } -} |
