/**
* Implements the CFML Function structkeyexists
*/
package railo.runtime.functions.struct;
import railo.runtime.PageContext;
import railo.runtime.config.NullSupportHelper;
import railo.runtime.exp.PageException;
import railo.runtime.functions.BIF;
import railo.runtime.functions.query.QueryColumnExists;
import railo.runtime.op.Caster;
import railo.runtime.type.Collection;
import railo.runtime.type.CollectionStruct;
import railo.runtime.type.KeyImpl;
import railo.runtime.type.Query;
public final class StructKeyExists extends BIF {
private static final long serialVersionUID = 7659087310641834209L;
public static boolean call(PageContext pc , railo.runtime.type.Struct struct, String key) {
return call(pc, struct, KeyImpl.init(key));
}
public static boolean call(PageContext pc , railo.runtime.type.Struct struct, Collection.Key key) {
if(struct instanceof CollectionStruct) {
Collection c=((CollectionStruct) struct).getCollection();
if(c instanceof Query) {
return QueryColumnExists.call(pc, (Query)c, key);
}
}
if(NullSupportHelper.full()) return struct.containsKey(key);
return struct.containsKey(key) && struct.get(key,null)!=null;// do not change, this has do be this way
}
@Override
public Object invoke(PageContext pc, Object[] args) throws PageException {
return call(pc,Caster.toStruct(args[0]),Caster.toKey(args[1]));
}
}