--- old/src/java.desktop/share/classes/java/awt/event/InputMethodEvent.java	2015-04-01 18:37:51.706496300 +0300
+++ new/src/java.desktop/share/classes/java/awt/event/InputMethodEvent.java	2015-04-01 18:37:51.240937200 +0300
@@ -104,6 +104,9 @@
     private transient int committedCharacterCount;
     private transient TextHitInfo caret;
     private transient TextHitInfo visiblePosition;
+    private transient int replaceStart;
+    private transient int replaceEnd;
+
 
     /**
      * Constructs an <code>InputMethodEvent</code> with the specified
@@ -151,6 +154,16 @@
     public InputMethodEvent(Component source, int id, long when,
             AttributedCharacterIterator text, int committedCharacterCount,
             TextHitInfo caret, TextHitInfo visiblePosition) {
+
+        this(source, id, when, text, committedCharacterCount,
+                caret, visiblePosition, -1, -1);
+    }
+
+    private InputMethodEvent(Component source, int id, long when,
+            AttributedCharacterIterator text, int committedCharacterCount,
+            TextHitInfo caret, TextHitInfo visiblePosition,
+            int replaceStart, int replaceEnd) {
+
         super(source, id);
         if (id < INPUT_METHOD_FIRST || id > INPUT_METHOD_LAST) {
             throw new IllegalArgumentException("id outside of valid range");
@@ -174,7 +187,9 @@
 
         this.caret = caret;
         this.visiblePosition = visiblePosition;
-   }
+        this.replaceStart = replaceStart;
+        this.replaceEnd = replaceEnd;
+    }
 
     /**
      * Constructs an <code>InputMethodEvent</code> with the specified
@@ -270,6 +285,57 @@
     }
 
     /**
+     * Constructs an <code>InputMethodEvent</code> with the
+     * specified source component, type, caret, and visiblePosition.
+     * The text is set to <code>null</code>,
+     * <code>committedCharacterCount</code> to 0.
+     * <p>
+     * The offsets of <code>caret</code> and <code>visiblePosition</code>
+     * are relative to the current composed text; that is,
+     * the composed text within the <code>text</code> of the
+     * preceding <code>INPUT_METHOD_TEXT_CHANGED</code> event if the
+     * event being constructed as a <code>CARET_POSITION_CHANGED</code> event.
+     * For an <code>INPUT_METHOD_TEXT_CHANGED</code> event without text,
+     * <code>caret</code> and <code>visiblePosition</code> must be
+     * <code>null</code>.
+     * The time stamp for this event is initialized by invoking
+     * {@link java.awt.EventQueue#getMostRecentEventTime()}.
+     * <p>Note that passing in an invalid <code>id</code> results in
+     * unspecified behavior. This method throws an
+     * <code>IllegalArgumentException</code> if <code>source</code>
+     * is <code>null</code>.
+     *
+     * @param source the object where the event originated
+     * @param id the event type
+     * @param caret the caret (a.k.a. insertion point);
+     *      <code>null</code> if there's no caret within current
+     *      composed text
+     * @param visiblePosition the position that's most important
+     *      to be visible; <code>null</code> if there's no
+     *      recommendation for a visible position within current
+     *      composed text
+     * @param replaceStart start of the text range in the text document
+     *      which this IM event content should replace.
+     *      -1 if no content should be replaced
+     * @param replaceEnd end of the text range in the text document
+     *      which this IM event content should replace.
+     *      -1 if no content should be replaced
+     * @throws IllegalArgumentException if <code>id</code> is not
+     *      in the range
+     *      <code>INPUT_METHOD_FIRST</code>..<code>INPUT_METHOD_LAST</code>
+     * @throws IllegalArgumentException if <code>source</code> is null
+     */
+    public InputMethodEvent(Component source, int id, AttributedCharacterIterator text,
+            int committedCharacterCount, TextHitInfo caret, TextHitInfo visiblePosition,
+            int replaceStart, int replaceEnd) {
+
+        this(source, id, getMostRecentEventTimeForSource(source), text,
+                committedCharacterCount, caret, visiblePosition,
+                replaceStart, replaceEnd);
+    }
+
+
+    /**
      * Gets the combined committed and composed text.
      * Characters from index 0 to index <code>getCommittedCharacterCount() - 1</code> are committed
      * text, the remaining characters are composed text.
@@ -349,6 +415,24 @@
     }
 
     /**
+     * Returns start of the text range in the text document
+     * which this IM event content should replace.
+     * @return -1 if no content should be replaced
+     */
+    public int getReplaceStart() {
+        return replaceStart;
+    }
+
+    /**
+     * Returns end of the text range in the text document
+     * which this IM event content should replace.
+     * @return -1 if no content should be replaced
+     */
+    public int getReplaceEnd() {
+        return replaceEnd;
+    }
+
+    /**
      * Returns a parameter string identifying this event.
      * This method is useful for event-logging and for debugging.
      * It contains the event ID in text form, the characters of the
@@ -407,7 +491,14 @@
             visiblePositionString = "visible position: " + visiblePosition.toString();
         }
 
-        return typeStr + ", " + textString + ", " + countString + ", " + caretString + ", " + visiblePositionString;
+        String replacementRangeString = "";
+        if (replaceStart >= 0) {
+            replacementRangeString = ", replacement range (" + replaceStart +
+                    ", " + replaceEnd + ")";
+        }
+        
+        return typeStr + ", " + textString + ", " + countString + ", "
+                + caretString + ", " + visiblePositionString + replacementRangeString;
     }
 
     /**