1 files changed, 37 insertions, 0 deletions
diff --git a/src/java/nginx/unit/websocket/TransformationResult.java b/src/java/nginx/unit/websocket/TransformationResult.java
new file mode 100644
index 00000000..0de35e55
--- /dev/null
+++ b/src/java/nginx/unit/websocket/TransformationResult.java
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package nginx.unit.websocket;
+
+public enum TransformationResult {
+    /**
+     * The end of the available data was reached before the WebSocket frame was
+     * completely read.
+     */
+    UNDERFLOW,
+
+    /**
+     * The provided destination buffer was filled before all of the available
+     * data from the WebSocket frame could be processed.
+     */
+    OVERFLOW,
+
+    /**
+     * The end of the WebSocket frame was reached and all the data from that
+     * frame processed into the provided destination buffer.
+     */
+    END_OF_FRAME
+}