Added utility method append to IOutStream<T>.Append(IInStream<T>).

vvvv · Feb 11, 2014 · 60ef70e · 60ef70e
1 parent 54744cc
commit 60ef70e
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/common/src/core/Utils/Streams/StreamUtils.cs b/common/src/core/Utils/Streams/StreamUtils.cs
@@ -304,6 +304,30 @@ public static void AssignFrom<T>(this IOutStream<T> outStream, IInStream<T> inSt
                 MemoryPool<T>.PutArray(buffer);
             }
         }
+
+        public static void Append<T>(this IOutStream<T> outStream, IInStream<T> inStream, T[] buffer)
+        {
+            var initialOutLength = outStream.Length;
+            outStream.Length += inStream.Length;
+            using (var writer = outStream.GetWriter())
+            {
+                writer.Position = initialOutLength;
+                writer.Write(inStream, buffer);
+            }
+        }
+
+        public static void Append<T>(this IOutStream<T> outStream, IInStream<T> inStream)
+        {
+            var buffer = MemoryPool<T>.GetArray();
+            try
+            {
+                outStream.Append(inStream, buffer);
+            }
+            finally
+            {
+                MemoryPool<T>.PutArray(buffer);
+            }
+        }
 
         // From: http://en.wikipedia.org/wiki/Power_of_two
         public static bool IsPowerOfTwo(int x)