diff -r a3f03999ed62 -r 7e1bb9268b8a jdk/src/java.base/share/classes/java/lang/StringIndexOutOfBoundsException.java
--- a/jdk/src/java.base/share/classes/java/lang/StringIndexOutOfBoundsException.java	Tue Oct 06 18:39:26 2015 -0700
+++ b/jdk/src/java.base/share/classes/java/lang/StringIndexOutOfBoundsException.java	Wed Oct 07 15:22:43 2015 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1994, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1994, 2015, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,44 +26,61 @@
 package java.lang;
 
 /**
- * Thrown by {@code String} methods to indicate that an index
- * is either negative or greater than the size of the string.  For
- * some methods such as the charAt method, this exception also is
- * thrown when the index is equal to the size of the string.
+ * Thrown by {@code String} methods to indicate that an index is either negative
+ * or greater than the size of the string.  For some methods such as the
+ * {@link String#charAt charAt} method, this exception also is thrown when the
+ * index is equal to the size of the string.
  *
- * @author  unascribed
- * @see     java.lang.String#charAt(int)
- * @since   1.0
+ * @see java.lang.String#charAt(int)
+ * @since 1.0
  */
-public
-class StringIndexOutOfBoundsException extends IndexOutOfBoundsException {
+public class StringIndexOutOfBoundsException extends IndexOutOfBoundsException {
     private static final long serialVersionUID = -6762910422159637258L;
 
     /**
-     * Constructs a {@code StringIndexOutOfBoundsException} with no
-     * detail message.
+     * Constructs a {@code StringIndexOutOfBoundsException} with no detail
+     * message.
      */
     public StringIndexOutOfBoundsException() {
         super();
     }
 
     /**
-     * Constructs a {@code StringIndexOutOfBoundsException} with
-     * the specified detail message.
+     * Constructs a {@code StringIndexOutOfBoundsException} with the specified
+     * detail message.
      *
-     * @param   s   the detail message.
+     * @param s the detail message.
      */
     public StringIndexOutOfBoundsException(String s) {
         super(s);
     }
 
     /**
-     * Constructs a new {@code StringIndexOutOfBoundsException}
-     * class with an argument indicating the illegal index.
+     * Constructs a new {@code StringIndexOutOfBoundsException} class with an
+     * argument indicating the illegal index.
      *
-     * @param   index   the illegal index.
+     * <p>The index is included in this exception's detail message.  The
+     * exact presentation format of the detail message is unspecified.
+     *
+     * @param index the illegal index.
      */
     public StringIndexOutOfBoundsException(int index) {
         super("String index out of range: " + index);
     }
+
+    /**
+     * Constructs a new {@code StringIndexOutOfBoundsException} class with
+     * arguments indicating two out of bound values.
+     *
+     * <p>The out of bound values are included in this exception's detail
+     * message.  The exact presentation format of the detail message is
+     * unspecified.
+     *
+     * @param a the first out of bound value.
+     * @param b the second out of bound value.
+     * @since 9
+     */
+    public StringIndexOutOfBoundsException(int a, int b) {
+        super("String indexed access out of bounds: " + a + ", " + b);
+    }
 }