Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtinfo/DtMmdb/object/cset.h

@@ -0,0 +1,124 @@
+/*
+ * $XConsortium: cset.h /main/5 1996/06/11 17:24:03 cde-hal $
+ *
+ * Copyright (c) 1993 HAL Computer Systems International, Ltd.
+ * All rights reserved.  Unpublished -- rights reserved under
+ * the Copyright Laws of the United States.  USE OF A COPYRIGHT
+ * NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
+ * OR DISCLOSURE.
+ * 
+ * THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
+ * SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.  USE,
+ * DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
+ * PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
+ * INTERNATIONAL, LTD.
+ * 
+ *                         RESTRICTED RIGHTS LEGEND
+ * Use, duplication, or disclosure by the Government is subject
+ * to the restrictions as set forth in subparagraph (c)(l)(ii)
+ * of the Rights in Technical Data and Computer Software clause
+ * at DFARS 252.227-7013.
+ *
+ *          HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
+ *                  1315 Dell Avenue
+ *                  Campbell, CA  95008
+ * 
+ */
+
+
+#ifndef _cset_h
+#define _cset_h 1
+
+#include "utility/filter.h"
+#include "object/composite.h"
+#include "index/index.h"
+
+/***************************************
+* a set class.
+****************************************/
+
+class cset: public composite
+{
+
+protected:
+   c_index_handlerPtr *indices; 
+   unsigned int num_indices;
+
+public:
+
+// indices[] array elements:
+//      [0]: oid index;
+//      [1]: whole object index;
+//      [2]: component 1 index;
+//      [3]: component 2 index;
+//         ... ...    
+//      [n+1]: component n object index.
+
+   cset( c_code_t c_id = SET_CODE );
+   virtual ~cset();
+
+   void init_data_member(c_index_handlerPtr* indices, 
+                      int num_indices
+                     );
+
+   MMDB_SIGNATURES(cset);
+
+/*
+// value comparison functions
+   virtual Boolean value_EQ(root&, Boolean safe = true) const ;
+   virtual Boolean value_LS(root&, Boolean safe = true) const ;
+*/
+
+// iteration over components
+// no delete to returned component if comp is zero when passed in. 
+   virtual handler* get_component(int index) ;
+
+// get a set of locs for element objects satisfying a 'query'
+// 'index' indicates the index to be used. 
+   virtual oid_list_handler* get_locs(handler& query, int index);
+
+   virtual oid_t get_first_oid(const handler& query, int index);
+
+// get a pointer to an index
+   virtual c_index_handler* get_index_ptr(int index);
+
+// insert/remove a component
+   virtual Boolean insert_object(const handler&) ;
+   virtual Boolean remove_component(const oid_t&) ;
+
+// update a component 
+   virtual Boolean update_index( handler* old_comp_obj, 
+                                 handler* new_comp_obj, 
+                                 int index,
+                                 oid_t& main_obj_oid
+                                );
+
+// compacted disk representation In and Out functions
+   virtual int cdr_sizeof();
+   virtual io_status cdrOut(buffer&);
+   virtual io_status cdrIn(buffer&);
+
+   void commit(); // for commit all components
+
+
+// init/quit batch index 
+   void batch_index_begin();
+   void batch_index_end();
+
+// read in a set of object instances. Used with 
+// batch_index_begin() and batch_index_end() to 
+// load a mixed object stream
+   io_status batch_asciiIn(istream& s); 
+
+// object instance in/out function
+   io_status asciiIn(istream& s) ;
+   io_status asciiOut(ostream& s) ;
+
+};
+
+typedef cset* csetPtr;
+
+
+HANDLER_SIGNATURES(cset)
+   
+#endif