/**
* Implements the CFML Function queryaddcolumn
*/
package railo.runtime.functions.query;
import railo.runtime.PageContext;
import railo.runtime.exp.PageException;
import railo.runtime.functions.BIF;
import railo.runtime.op.Caster;
import railo.runtime.type.Array;
import railo.runtime.type.ArrayImpl;
import railo.runtime.type.Collection;
import railo.runtime.type.KeyImpl;
import railo.runtime.type.Query;
import railo.runtime.type.QueryColumn;
public final class QuerySetColumn extends BIF {
private static final long serialVersionUID = -268309857190767441L;
public static String call(PageContext pc , Query query, String columnName,String newColumnName) throws PageException {
columnName=columnName.trim();
newColumnName=newColumnName.trim();
Collection.Key src=KeyImpl.getInstance(columnName);
Collection.Key trg=KeyImpl.getInstance(newColumnName);
Query qp = Caster.toQuery(query,null);
if(qp!=null) qp.rename(src, trg);
else {
QueryColumn qc = query.removeColumn(src);
Array content=new ArrayImpl();
int len=qc.size();
for(int i=1;i<=len;i++){
content.setE(i, qc.get(i,null));
}
query.addColumn(trg, content, qc.getType());
}
return null;
}
@Override
public Object invoke(PageContext pc, Object[] args) throws PageException {
return call(pc,Caster.toQuery(args[0]),Caster.toString(args[1]),Caster.toString(args[2]));
}
}