/** Generates the scalar column AST nodes for a given array of SQL columns */
public static void generateScalarColumns(HqlSqlWalkerNode node, String sqlColumns[], int i) {
if (sqlColumns.length == 1) {
generateSingleScalarColumn(node, i);
} else {
ASTFactory factory = node.getASTFactory();
AST n = node;
n.setText(sqlColumns[0]); // Use the DOT node to emit the first column name.
// Create the column names, folled by the column aliases.
for (int j = 0; j < sqlColumns.length; j++) {
if (j > 0) {
n = ASTUtil.createSibling(factory, SqlTokenTypes.SQL_TOKEN, sqlColumns[j], n);
}
n =
ASTUtil.createSibling(
factory, SqlTokenTypes.SELECT_COLUMNS, " as " + NameGenerator.scalarName(i, j), n);
}
}
}
static void generateSingleScalarColumn(HqlSqlWalkerNode node, int i) {
ASTFactory factory = node.getASTFactory();
ASTUtil.createSibling(
factory, SqlTokenTypes.SELECT_COLUMNS, " as " + NameGenerator.scalarName(i, 0), node);
}