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

cde/programs/dtinfo/DtMmdb/object/composite.C

@@ -0,0 +1,134 @@
+/*
+ * $XConsortium: composite.cc /main/5 1996/07/18 14:40:37 drk $
+ *
+ * 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  Unpublished -- rights reserved under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
+ * 
+ */
+
+
+#include "object/composite.h"
+
+composite::composite(c_code_t c_id) : root(c_id)
+{
+   //init_persistent_info();
+   v_sz = 0;
+}
+   
+composite::composite(const composite& x) : root(x) 
+{ 
+   //init_persistent_info();
+   v_sz = x.v_sz; 
+}
+
+int composite::first() const
+{
+   if ( v_sz == 0 )
+      return 0;
+   else 
+      return 1;
+}
+
+void composite::next(int& index) const
+{
+   if INRANGE( index, 1, v_sz - 1 )
+      index ++;
+   else 
+      index = 0;
+}
+
+handler* composite::get_component(int) 
+{
+   throw(stringException("composite::get_component() can't be called"));
+   return 0;
+}
+
+void composite::set_mode(obj_mode_t mode, Boolean option)
+{
+   root::set_mode(mode, option);
+}
+
+
+Boolean composite::test_io_mode(int mode)
+{
+   if ( storage_ptr )
+      return storage_ptr -> io_mode(mode);
+   else
+      return false;
+}
+
+
+int composite::cdr_sizeof()
+{
+   return root::cdr_sizeof() + sizeof(v_sz);
+}
+
+io_status composite::cdrOut(buffer& buf)
+{
+   root::cdrOut(buf);
+   buf.put(v_sz);
+   return done;
+}
+  
+io_status composite::cdrIn(buffer& buf)
+{
+   root::cdrIn(buf);
+   buf.get(v_sz);
+   return done;
+}
+
+MMDB_BODIES(composite)
+
+
+NEW_AND_DELETE_BODIES(composite)
+
+
+composite_handler::composite_handler(const oid_t& v_oid, storagePtr _store):
+handler(v_oid, _store)
+{
+}
+
+composite_handler::~composite_handler()
+{
+}
+
+composite* composite_handler::operator ->()
+{
+   return (composite*)handler::operator->();
+}
+
+handler* composite_handler::_get_component(int i)
+{
+  handler* x = 0;
+
+  if ( i == THIS ) 
+     x = this;
+  else {
+      x = ((composite*)handler::operator->()) -> get_component(i);
+  }
+
+  if ( x == 0 ) 
+     throw(stringException("NULL component handler ptr"));
+
+  return x;
+}
+