+- (BOOL) nameExistsInFolder: (NSString *) objectName
+{
+ NSArray *fields, *records;
+ EOQualifier *qualifier;
+
+ qualifier
+ = [EOQualifier qualifierWithQualifierFormat:
+ [NSString stringWithFormat: @"c_name='%@'", objectName]];
+
+ fields = [NSArray arrayWithObject: @"c_name"];
+ records = [[self ocsFolder] fetchFields: fields
+ matchingQualifier: qualifier];
+ return (records
+ && ![records isKindOfClass:[NSException class]]
+ && [records count] > 0);
+}
+