src/share/classes/java/awt/TextComponent.java

*** 233,245 ****
       *                  if this parameter is <code>null</code> then
       *                  the text is set to the empty string ""
       * @see         java.awt.TextComponent#getText
       */
      public synchronized void setText(String t) {
          text = (t != null) ? t : "";
          TextComponentPeer peer = (TextComponentPeer)this.peer;
!         if (peer != null) {
              peer.setText(text);
          }
      }
  
      /**
--- 233,250 ----
       *                  if this parameter is <code>null</code> then
       *                  the text is set to the empty string ""
       * @see         java.awt.TextComponent#getText
       */
      public synchronized void setText(String t) {
+         boolean skipTextEvent = (text == null || text.isEmpty())
+                 && (t == null || t.isEmpty());
          text = (t != null) ? t : "";
          TextComponentPeer peer = (TextComponentPeer)this.peer;
!         // Please note that we do not want to post an event
!         // if TextArea.setText() or TextField.setText() replaces an empty text
!         // by an empty text, that is, if component's text remains unchanged.
!         if (peer != null && !skipTextEvent) {
              peer.setText(text);
          }
      }
  
      /**