key.h
上传用户:zhongxx05
上传日期:2007-06-06
资源大小:33641k
文件大小:4k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _KEY_H_
- #define _KEY_H_
- #include "hxtypes.h"
- #include "hxresult.h"
- /*
- * Class Name: Key
- * Description:
- * key strings for the log database. has the property of being
- * hierarchical, i.e. the keys can be,
- * "server" -- can or cannot contain other elements
- * "server.foo" -- "server" contains "foo"
- * "server.foo.bar" -- "server.foo" contains "bar"
- */
- class Key
- {
- private:
- char* _key_str;
- const char* _curr_ptr;
- int _curr_level;
- char* _last_sub_str;
- char _delim;
- int _size;
- int _num_levels;
- char** _sub_strs;
- public:
- Key(const Key & k) {}
- Key(const char* str, char delim = '.');
- ~Key();
- char* get_key_str() const;
- int get_sub_str(char* buf, int len, char delim = ' ');
- int append_sub_str(char* buf, int buf_len, char delim = ' ');
- BOOL last_sub_str();
- BOOL is_a_sub_str_of(char* str) const;
- int size() { return _size; }
- char delim() { return _delim; }
- int num_levels() { return _num_levels; }
- void reset();
- HX_RESULT m_LastError;
- };
- inline
- Key::~Key()
- {
- delete [] _key_str;
- delete [] _sub_strs;
- }
- /*
- * Function Name: Key::get_key_str const
- * Input Params:
- * Return Value: inline char *
- * Description:
- * returns a pointer to the entire key string.
- */
- inline char *
- Key::get_key_str() const
- {
- return _key_str;
- }
- /*
- * Function Name: Key::reset
- * Input Params:
- * Return Value: void
- * Description:
- * resets the "curr_ptr" pointer to the begining of the "key_str".
- * this is used in case someone wants to get the sub-strings of "key_str"
- * again.
- */
- inline void
- Key::reset()
- {
- _curr_ptr = _key_str;
- _curr_level = 0;
- }
- inline BOOL
- Key::last_sub_str()
- {
- return (_curr_ptr >= _last_sub_str) ? TRUE : FALSE;
- }
- #endif // _KEY_H_