+++ /dev/null
-(* $Id$
- * ----------------------------------------------------------------------
- * Markup! The validating XML parser for Objective Caml.
- * Copyright by Gerd Stolpmann. See LICENSE for details.
- *
- * THIS IS THE markup-0.2.10 COMPATIBLE INTERFACE TO markup_reader.mli.
- * It corresponds to revision 1.3 of markup_reader.mli.
- *)
-
-open Markup_types;;
-
-
-(* The class type resolver is the official type of all "resolvers".
- * Resolvers get file names (or better, external identifiers) and
- * return lexbufs, scanning the file for tokens. Resolvers may be
- * cloned, and clones can interpret relative file names relative to
- * their creator.
- *)
-
-class type resolver =
- object
- (* A resolver can open a character source, and returns this source as
- * Lexing.lexbuf.
- * The resolver should recode the source into ISO-8859-1. By default,
- * a resolver should assume UTF-8 or UTF-16 encoding. Before
- * 'change_encoding' is invoked, the resolver should only return
- * lexbufs with one character. After 'change_encoding' has been invoked,
- * there is no character limit anymore.
- * 'change_encoding' can only be invoked once. This method is usually
- * called after the <? ... ?> prolog of the entity has been read.
- * If this method is not called, it is up to the resolver to find out
- * if UTF-8 or UTF-16 is used. It is recommended to invoke this method
- * with an empty string to indicate this situation.
- *)
- method open_in : ext_id -> Lexing.lexbuf
- method close_in : unit
- method change_encoding : string -> unit
-
-
- (* Every resolver can be cloned. The clone does not inherit the connection
- * with the external object, i.e. it is closed.
- *)
- method clone : resolver
-
- end
-;;
-
-
-(* The following class is the current main implementation of resolvers.
- * It fetches strings from an arbitrary source (by calling init_in, and
- * then repeatedly next_string), recodes them to ISO-8859-1, and creates
- * lexbufs for them.
- * It is not complete, as the source is missing.
- *
- * Note that 'resolve_general' may change in future revisions; it is ugly.
- *)
-
-(* -- This API simulation does not provide 'resolve_general' any longer
-
-class virtual resolve_general :
- collect_warnings ->
- object
- val mutable encoding : string
- val mutable encoding_requested : bool
- val warner : collect_warnings
-
- method clone : resolver
-
- method private warn : int -> unit
- method private autodetect : string -> unit
-
- method private virtual next_string : string -> int -> int -> int
- method private virtual init_in : ext_id -> unit
- method virtual close_in : unit
-
- method open_in : ext_id -> Lexing.lexbuf
-
- method change_encoding : string -> unit
- end
-*)
-
-
-(* The next classes are resolvers for concrete input sources. *)
-
-class resolve_read_channel :
- in_channel -> collect_warnings -> resolver;;
-
- (* Reads from the passed channel (it may be even a pipe). Note that this
- * resolver cannot handle file inclusions, as it is pre-bound to a
- * specific channel and is not able to interpret file names.
- * That means, if there is a entity reference (something like &name; or
- * %name;) to parse, and the definition points to another file, the
- * resolver will fail.
- *)
-
-
-class resolve_read_string :
- string -> resolver;;
-
- (* Reads from the passed string. As 'resolver_read_channel', this
- * resolver cannot handle file inclusions.
- *)
-
-
-class resolve_as_file :
- collect_warnings -> resolver;;
-
- (* Reads from the local file system. Every file name is interpreted as
- * file name of the local file system, and the referred file is read.
- * This resolver can handle file inclusions as long as they do not
- * exceed the scope of the local file system (i.e. no URLs).
- *)
-
-(* ======================================================================
- * History:
- *
- * $Log$
- * Revision 1.1 2000/11/17 09:57:30 lpadovan
- * Initial revision
- *
- * Revision 1.2 2000/07/08 17:40:50 gerd
- * Updated the simulation.
- *
- * Revision 1.1 2000/05/29 23:43:51 gerd
- * Initial compatibility revision.
- *
- * ======================================================================
- * OLD LOGS:
- *
- * Revision 1.3 2000/05/29 21:14:57 gerd
- * Changed the type 'encoding' into a polymorphic variant.
- *
- * Revision 1.2 2000/05/20 20:31:40 gerd
- * Big change: Added support for various encodings of the
- * internal representation.
- *
- * Revision 1.1 2000/03/13 23:41:54 gerd
- * Initial revision.
- *
- *
- *)
projects / helm.git / blobdiff