currentNode.setLeftNode(inserer_rec(currentNode.getLeftNode(), value));
} else if (value > currentNode.getData()) {
currentNode.setRightNode(inserer_rec(currentNode.getRightNode(), value));
currentNode.setLeftNode(inserer_rec(currentNode.getLeftNode(), value));
} else if (value > currentNode.getData()) {
currentNode.setRightNode(inserer_rec(currentNode.getRightNode(), value));