rev 5707 : [mq]: StringRepeat
@@ -317,10 +317,20 @@ { super.append(s, start, end); return this; } + /** + * @throws IllegalArgumentException {@inheritDoc} + * @since 1.8 + */ + public synchronized StringBuffer append(int n, CharSequence cs) { + super.append(n, cs); + return this; + } + + public synchronized StringBuffer append(char[] str) { super.append(str); return this; }