/**
* Private constructor used after parsing is done.
*
* @param originalKey for reference
* @param upLevel How far up the tree to go
* @param subPath Where to go down the tree
*/
private TransposePathElement(String originalKey, int upLevel, String subPath) {
super(originalKey);
this.upLevel = upLevel;
if (StringTools.isEmpty(subPath)) {
this.subPathReader = null;
canonicalForm = "@(" + upLevel + ",)";
} else {
subPathReader = new TransposeReader(subPath);
canonicalForm = "@(" + upLevel + "," + subPathReader.getCanonicalForm() + ")";
}
}
