Method setRed

src/java/org/apache/poi/util/BinaryTree.java:2014–2017

make this node red @param index _KEY or _VALUE

(int index)

         * @param index _KEY or _VALUE
         */
        public void setRed(int index)
        {
            _black[ index ] = false;
        }

        /**
         * make this node the same color as another