}
}
Object source = node.getProperty(NodeConstants.Info.TABLE_FUNCTION);
if (source instanceof XMLTable) {
XMLTable xt = (XMLTable)source;
XMLTableNode xtn = new XMLTableNode(getID());
//we handle the projection filtering once here rather than repeating the
//path analysis on a per plan basis
updateGroupName(node, xt);
Map elementMap = RelationalNode.createLookupMap(xt.getProjectedSymbols());
List cols = (List) node.getProperty(NodeConstants.Info.OUTPUT_COLS);
int[] projectionIndexes = RelationalNode.getProjectionIndexes(elementMap, cols);
ArrayList<XMLColumn> filteredColumns = new ArrayList<XMLColumn>(projectionIndexes.length);
for (int col : projectionIndexes) {
filteredColumns.add(xt.getColumns().get(col));
}
xt.getXQueryExpression().useDocumentProjection(filteredColumns, analysisRecord);
xtn.setProjectedColumns(filteredColumns);
xtn.setTable(xt);
processNode = xtn;
break;
}
if (source instanceof TextTable) {
TextTableNode ttn = new TextTableNode(getID());