Source

baseten / Sources / PGTSQuery.h

//
// PGTSQuery.h
// BaseTen
//
// Copyright (C) 2008 Marko Karppinen & Co. LLC.
//
// Before using this software, please review the available licensing options
// by visiting http://www.karppinen.fi/baseten/licensing/ or by contacting
// us at sales@karppinen.fi. Without an additional license, this software
// may be distributed only in compliance with the GNU General Public License.
//
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0,
// as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
//
// $Id$
//

#import <Foundation/Foundation.h>
#import <BaseTen/libpq-fe.h>

@class PGTSConnection;
@class PGTSQuery;
@class PGTSAbstractParameterQuery;


@protocol PGTSQueryVisitor <NSObject>
- (id) visitQuery: (PGTSQuery *) query;
- (id) visitParameterQuery: (PGTSAbstractParameterQuery *) query;
@end


@interface PGTSQuery : NSObject
{
}
- (NSString *) query;
- (int) sendQuery: (PGTSConnection *) connection;
- (id) visitQuery: (id <PGTSQueryVisitor>) visitor;
@end


@interface PGTSAbstractParameterQuery : PGTSQuery
{
	NSArray* mParameters;
}
- (NSArray *) parameters;
- (void) setParameters: (NSArray *) anArray;
- (NSUInteger) parameterCount;
@end


@interface PGTSParameterQuery : PGTSAbstractParameterQuery
{
	NSString* mQuery;
}
- (void) setQuery: (NSString *) aString;
@end
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