}
final String greatest_common_prefix_down[] = analyzeSiblings( qnode, qnode_p, separator );
res.setGreatestCommonPrefixDown( greatest_common_prefix_down[ 0 ] );
if ( greatest_common_prefix_down[ 1 ] != null ) {
}
final String greatest_common_prefix_down[] = analyzeSiblings( qnode, qnode_p, separator );
res.setGreatestCommonPrefixDown( greatest_common_prefix_down[ 0 ] );
if ( greatest_common_prefix_down[ 1 ] != null ) {