--- old/src/java.base/share/classes/java/lang/invoke/StringConcatException.java	2016-02-01 12:17:21.525452921 +0300
+++ new/src/java.base/share/classes/java/lang/invoke/StringConcatException.java	2016-02-01 12:17:21.441453333 +0300
@@ -26,6 +26,8 @@
 /**
  * StringConcatException is thrown by {@link StringConcatFactory} when linkage
  * invariants are violated.
+ *
+ * @since 9
  */
 public class StringConcatException extends Exception {
     private static final long serialVersionUID = 292L + 9L;
@@ -33,6 +35,8 @@
     /**
      * Constructs an exception with a message
      * @param msg exception message
+     *
+     * @since 9
      */
     public StringConcatException(String msg) {
         super(msg);
@@ -42,6 +46,8 @@
      * Constructs an exception with a message and a linked throwable
      * @param msg   exception message
      * @param cause throwable cause
+     *
+     * @since 9
      */
     public StringConcatException(String msg, Throwable cause) {
         super(msg, cause);