src/share/jaxws_classes/com/sun/xml/internal/stream/buffer/stax/StreamReaderBufferProcessor.java

@@ -352,11 +352,11 @@
         if (!startElementRead) {
             throw new XMLStreamException("");
         }
 
         int eventType = getEventType();
-        StringBuffer content = new StringBuffer();
+        StringBuilder content = new StringBuilder();
         while(eventType != END_ELEMENT ) {
             if(eventType == CHARACTERS
                     || eventType == CDATA
                     || eventType == SPACE
                     || eventType == ENTITY_REFERENCE) {

@@ -640,10 +640,11 @@
             }
 
             return new CharSequenceImpl(_offset + start, length);
         }
 
+        @Override
         public String toString() {
             return new String(_characters, _offset, _length);
         }
     }