1 files changed, 3 insertions, 0 deletions
diff --git a/src/nativewindow/classes/javax/media/nativewindow/CapabilitiesImmutable.java b/src/nativewindow/classes/javax/media/nativewindow/CapabilitiesImmutable.java
index 72828b9f0..3aae8c8fb 100644
--- a/src/nativewindow/classes/javax/media/nativewindow/CapabilitiesImmutable.java
+++ b/src/nativewindow/classes/javax/media/nativewindow/CapabilitiesImmutable.java
@@ -109,6 +109,9 @@ public interface CapabilitiesImmutable extends WriteCloneable {
     /** hash code over the immutable attributes of both objects */
     int hashCode();
 
+    /** Return a textual representation of this object. Use the given StringBuffer [optional]. */
+    StringBuffer toString(StringBuffer sink);
+
     /** Returns a textual representation of this object. */
     String toString();
 }