done

Netch/3rd/DnsClient.NET/Protocol/AddressRecord.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Net;
+
+namespace DnsClient.Protocol
+{
+    /// <summary>
+    /// Base class for <see cref="DnsResourceRecord"/>s transporting an <see cref="IPAddress"/>.
+    /// </summary>
+    /// <seealso cref="ARecord"/>
+    /// <seealso cref="AaaaRecord"/>
+    public class AddressRecord : DnsResourceRecord
+    {
+        /// <summary>
+        /// Gets the <see cref="IPAddress"/>.
+        /// </summary>
+        /// <value>
+        /// The address.
+        /// </value>
+        public IPAddress Address { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AddressRecord"/> class.
+        /// </summary>
+        /// <param name="info">The information.</param>
+        /// <param name="address">The address.</param>
+        /// <exception cref="ArgumentNullException">If <paramref name="info"/> is null.</exception>
+        /// <exception cref="System.ArgumentNullException">If <paramref name="address"/> or <paramref name="info"/> is null</exception>
+        public AddressRecord(ResourceRecordInfo info, IPAddress address)
+            : base(info)
+        {
+            Address = address ?? throw new ArgumentNullException(nameof(address));
+        }
+
+        private protected override string RecordToString()
+        {
+            return Address.ToString();
+        }
+    }
+}