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[helm.git] / components / metadata / metadataPp.mli

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+(* Copyright (C) 2004, HELM Team.
+ * 
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ * 
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * HELM 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 HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA  02111-1307, USA.
+ * 
+ * For details, see the HELM World-Wide-Web page,
+ * http://helm.cs.unibo.it/
+ *)
+
+(** metadata -> string *)
+
+val pp_position: MetadataTypes.position -> string
+val pp_position_tag: MetadataTypes.position -> string
+val pp_constr: MetadataTypes.constr -> string 
+
+(** Pretty printer and OCamlDBI friendly interface *)
+
+type t =
+  [ `Int of int
+  | `String of string
+  | `Null ]
+
+  (** @return columns for Sort, Rel, and Obj respectively *)
+val columns_of_metadata:
+  (UriManager.uri * string * MetadataTypes.metadata list) list ->
+    t list list * t list list * t list list
+
+(*
+val pp_columns: ?sep:string -> t list list * t list list * t list list -> string
+*)
+
+val pp_relation: MetadataTypes.relation -> string
+