-INLINE=10
+INLINE=1000
DEBUG=false
PROFILE=true
VERBOSE=false
SYNT_DEBUG = -ppopt -DDEBUG
else
CXX = g++
-OCAMLOPT = ocamlopt -g -unsafe -cc "$(CXX)" -ccopt -O3 -ccopt -std=c++0x -noassert -inline $(INLINE)
+OCAMLOPT = ocamlopt -nodynlink -cc "$(CXX)" -ccopt -O3 -ccopt -std=c++0x -noassert -inline $(INLINE)
endif
ifeq ($(PROFILE), true)
SYNT_PROF = $(SYNT_DEBUG) -ppopt -DPROFILE
#define VECT(x) ((int*) (x))
-extern "C" CAMLprim value caml_xml_tree_tagged_below(value tree, value node, value ctags, value dtags){
+extern "C" CAMLprim value caml_xml_tree_select_below(value tree, value node, value ctags, value dtags){
CAMLparam4(tree,node,ctags,dtags);
CAMLreturn (Val_int (
VECT(dtags)[0]))));
}
-extern "C" CAMLprim value caml_xml_tree_tagged_next(value tree, value node, value ctags, value ftags,value root){
+extern "C" CAMLprim value caml_xml_tree_select_next(value tree, value node, value ctags, value ftags,value root){
CAMLparam5(tree,node,ctags,ftags,root);
CAMLreturn (Val_int (
(XMLTREE(tree)->TaggedNext(TREENODEVAL(node),
TREENODEVAL(root)))));
}
-extern "C" CAMLprim value caml_xml_tree_tagged_desc_only(value tree, value node,value dtags){
+extern "C" CAMLprim value caml_xml_tree_select_desc_only(value tree, value node,value dtags){
CAMLparam3(tree,node,dtags);
CAMLreturn (Val_int (
VECT(dtags)[0]))));
}
-extern "C" CAMLprim value caml_xml_tree_tagged_foll_only(value tree, value node, value ftags,value root){
+extern "C" CAMLprim value caml_xml_tree_select_foll_only(value tree, value node, value ftags,value root){
CAMLparam4(tree,node,ftags,root);
CAMLreturn (Val_int (
(XMLTREE(tree)->TaggedFollOnly(TREENODEVAL(node),
TREENODEVAL(root)))));
}
-extern "C" CAMLprim value caml_xml_tree_tagged_desc_or_foll_only(value tree, value node, value ftags,value root){
+extern "C" CAMLprim value caml_xml_tree_select_desc_or_foll_only(value tree, value node, value ftags,value root){
CAMLparam4(tree,node,ftags,root);
CAMLreturn (Val_int (
(XMLTREE(tree)->TaggedDescOrFollOnly(TREENODEVAL(node),
(* Todo refactor and remove this alias *)
INCLUDE "debug.ml"
-module Tree = Tree.Binary
-
-
let gen_id =
let id = ref (-1) in
fun () -> incr id;!id
+ module TS =
+ struct
+ type t = Nil | Cons of Tree.t * t | Concat of t*t
+ let empty = Nil
+
+ let cons e t = Cons(e,t)
+ let concat t1 t2 = Concat (t1,t2)
+ let append e t = Concat(t,Cons(e,Nil))
+
+ let fold f l acc =
+ let rec loop acc = function
+ | Nil -> acc
+ | Cons(e,t) -> loop (f e acc) t
+ | Concat(t1,t2) -> loop (loop acc t1) t2
+ in
+ loop acc l
+
+ let length l = fold (fun _ x -> x+1) l 0
+
+
+ let iter f l =
+ let rec loop = function
+ | Nil -> ()
+ | Cons(e,t) -> let _ = f e in loop t
+ | Concat(t1,t2) -> let _ = loop t1 in loop t2
+ in loop l
+
+ end
+
+
+
+let h_union = Hashtbl.create 4097
+
+let pt_cup s1 s2 =
+ let h = (Ptset.hash s1)*(Ptset.hash s2) - ((Ptset.hash s2)+(Ptset.hash s1)) in
+ try
+ Hashtbl.find h_union h
+ with
+ | Not_found -> let s = Ptset.union s1 s2
+ in
+ Hashtbl.add h_union h s;s
+
module State = struct
type state = State.t
-type predicate = [ `Left of (Tree.t -> bool) | `Right of (Tree.t -> bool) |
- `True
- ]
-let eval_pred t =
- function `True -> true
- | `Left f | `Right f -> f t
type formula_expr =
| False | True
fkey : int;
pos : formula_expr;
neg : formula;
- st : (Ptset.t*Ptset.t)*(Ptset.t*Ptset.t);
+ st : (Ptset.t*Ptset.t*Ptset.t)*(Ptset.t*Ptset.t*Ptset.t);
size: int;
}
let hash_node_form t = match t with
| False -> 0
| True -> 1
- | And(f1,f2) -> (2+17*f1.fkey + 37*f2.fkey) land max_int
- | Or(f1,f2) -> (3+101*f1.fkey + 253*f2.fkey) land max_int
- | Atom(v,b,s) -> ((hash_const_variant v) + (3846*(int_bool b) +257) + (s lsl 13 - s)) land max_int
+ | And(f1,f2) -> (2+17*f1.fkey + 37*f2.fkey) (*land max_int *)
+ | Or(f1,f2) -> (3+101*f1.fkey + 253*f2.fkey) (*land max_int *)
+ | Atom(v,b,s) -> ((hash_const_variant v) + (3846*(int_bool b) +257) + (s lsl 13 - s)) (*land max_int *)
module FormNode =
let f_pool = WH.create 107
-let empty_pair = Ptset.empty,Ptset.empty
-let empty_quad = empty_pair,empty_pair
+let empty_triple = Ptset.empty,Ptset.empty,Ptset.empty
+let empty_hex = empty_triple,empty_triple
let true_,false_ =
- let rec t = { fid = 1; pos = True; fkey=1; neg = f ; st = empty_quad; size =1; }
- and f = { fid = 0; pos = False; fkey=0; neg = t; st = empty_quad; size = 1; }
+ let rec t = { fid = 1; pos = True; fkey=1; neg = f ; st = empty_hex; size =1; }
+ and f = { fid = 0; pos = False; fkey=0; neg = t; st = empty_hex; size = 1; }
in
WH.add f_pool f;
WH.add f_pool t;
let atom_ d p s =
let si = Ptset.singleton s in
let ss = match d with
- | `Left -> (si,Ptset.empty),empty_pair
- | `Right -> empty_pair,(si,Ptset.empty)
- | `LLeft -> (Ptset.empty,si),empty_pair
- | `RRight -> empty_pair,(Ptset.empty,si)
+ | `Left -> (si,Ptset.empty,si),empty_triple
+ | `Right -> empty_triple,(si,Ptset.empty,si)
+ | `LLeft -> (Ptset.empty,si,si),empty_triple
+ | `RRight -> empty_triple,(Ptset.empty,si,si)
in fst (cons (Atom(d,p,s)) (Atom(d,not p,s)) ss ss 1 1)
-let union_quad ((l1,ll1),(r1,rr1)) ((l2,ll2),(r2,rr2)) =
- (Ptset.union l1 l2 ,Ptset.union ll1 ll2),
- (Ptset.union r1 r2 ,Ptset.union rr1 rr2)
+let union_hex ((l1,ll1,lll1),(r1,rr1,rrr1)) ((l2,ll2,lll2),(r2,rr2,rrr2)) =
+ (pt_cup l1 l2 ,pt_cup ll1 ll2,pt_cup lll1 lll2),
+ (pt_cup r1 r2 ,pt_cup rr1 rr2,pt_cup rrr1 rrr2)
let merge_states f1 f2 =
let sp =
- union_quad f1.st f2.st
+ union_hex f1.st f2.st
and sn =
- union_quad f1.neg.st f2.neg.st
+ union_hex f1.neg.st f2.neg.st
in
sp,sn
let not_ f = f.neg
+let k_hash (s,t) = ((Ptset.hash s)) lsl 31 lxor (Tag.hash t)
module HTagSetKey =
struct
type t = Ptset.t*Tag.t
- let int_hash key = key lsl 31 lor (key lsl 8)
let equal (s1,s2) (t1,t2) = (s2 == t2) && Ptset.equal s1 t1
- let hash (s,t) = int_hash (Ptset.hash s) lxor ( int_hash (Tag.hash t))
+ let hash = k_hash
+end
+
+module HTagSet =
+struct
+ type key = Ptset.t*Tag.t
+ let equal (s1,s2) (t1,t2) = (s2 == t2) && Ptset.equal s1 t1
+ let hash (s,t) = ((Ptset.hash s)) lsl 31 lxor (Tag.hash t)
+
+type 'a t =
+ { mutable size: int; (* number of elements *)
+ mutable data: (key,'a) bucketlist array } (* the buckets *)
+
+and ('a, 'b) bucketlist =
+ Empty
+ | Cons of 'a * 'b * ('a, 'b) bucketlist
+
+let create initial_size =
+ let s = min (max 1 initial_size) Sys.max_array_length in
+ { size = 0; data = Array.make s Empty }
+
+let clear h =
+ for i = 0 to Array.length h.data - 1 do
+ h.data.(i) <- Empty
+ done;
+ h.size <- 0
+
+let copy h =
+ { size = h.size;
+ data = Array.copy h.data }
+
+let length h = h.size
+
+let resize tbl =
+ let odata = tbl.data in
+ let osize = Array.length odata in
+ let nsize = min (2 * osize + 1) Sys.max_array_length in
+ if nsize <> osize then begin
+ let ndata = Array.create nsize Empty in
+ let rec insert_bucket = function
+ Empty -> ()
+ | Cons(key, data, rest) ->
+ insert_bucket rest; (* preserve original order of elements *)
+ let nidx = (hash key) mod nsize in
+ ndata.(nidx) <- Cons(key, data, ndata.(nidx)) in
+ for i = 0 to osize - 1 do
+ insert_bucket odata.(i)
+ done;
+ tbl.data <- ndata;
+ end
+
+let add h key info =
+ let i = (hash key) mod (Array.length h.data) in
+ let bucket = Cons(key, info, h.data.(i)) in
+ h.data.(i) <- bucket;
+ h.size <- succ h.size;
+ if h.size > Array.length h.data lsl 1 then resize h
+
+let remove h key =
+ let rec remove_bucket = function
+ Empty ->
+ Empty
+ | Cons(k, i, next) ->
+ if equal k key
+ then begin h.size <- pred h.size; next end
+ else Cons(k, i, remove_bucket next) in
+ let i = (hash key) mod (Array.length h.data) in
+ h.data.(i) <- remove_bucket h.data.(i)
+
+let rec find_rec key = function
+ Empty ->
+ raise Not_found
+ | Cons(k, d, rest) ->
+ if equal key k then d else find_rec key rest
+
+let find h key =
+ match h.data.((hash key) mod (Array.length h.data)) with
+ Empty -> raise Not_found
+ | Cons(k1, d1, rest1) ->
+ if equal key k1 then d1 else
+ match rest1 with
+ Empty -> raise Not_found
+ | Cons(k2, d2, rest2) ->
+ if equal key k2 then d2 else
+ match rest2 with
+ Empty -> raise Not_found
+ | Cons(k3, d3, rest3) ->
+ if equal key k3 then d3 else find_rec key rest3
+
+let find_all h key =
+ let rec find_in_bucket = function
+ Empty ->
+ []
+ | Cons(k, d, rest) ->
+ if equal k key
+ then d :: find_in_bucket rest
+ else find_in_bucket rest in
+ find_in_bucket h.data.((hash key) mod (Array.length h.data))
+
+let replace h key info =
+ let rec replace_bucket = function
+ Empty ->
+ raise Not_found
+ | Cons(k, i, next) ->
+ if equal k key
+ then Cons(k, info, next)
+ else Cons(k, i, replace_bucket next) in
+ let i = (hash key) mod (Array.length h.data) in
+ let l = h.data.(i) in
+ try
+ h.data.(i) <- replace_bucket l
+ with Not_found ->
+ h.data.(i) <- Cons(key, info, l);
+ h.size <- succ h.size;
+ if h.size > Array.length h.data lsl 1 then resize h
+
+let mem h key =
+ let rec mem_in_bucket = function
+ | Empty ->
+ false
+ | Cons(k, d, rest) ->
+ equal k key || mem_in_bucket rest in
+ mem_in_bucket h.data.((hash key) mod (Array.length h.data))
+
+let iter f h =
+ let rec do_bucket = function
+ Empty ->
+ ()
+ | Cons(k, d, rest) ->
+ f k d; do_bucket rest in
+ let d = h.data in
+ for i = 0 to Array.length d - 1 do
+ do_bucket d.(i)
+ done
+
+let fold f h init =
+ let rec do_bucket b accu =
+ match b with
+ Empty ->
+ accu
+ | Cons(k, d, rest) ->
+ do_bucket rest (f k d accu) in
+ let d = h.data in
+ let accu = ref init in
+ for i = 0 to Array.length d - 1 do
+ accu := do_bucket d.(i) !accu
+ done;
+ !accu
+
+
end
-module HTagSet = Hashtbl.Make(HTagSetKey)
+
+
+
+
+
+
+
+
+
+
+
+
+type dispatch = { first : Tree.t -> Tree.t;
+ flabel : string;
+ next : Tree.t -> Tree.t -> Tree.t;
+ nlabel : string;
+ }
type t = {
id : int;
mutable states : Ptset.t;
mutable final : Ptset.t;
universal : Ptset.t;
(* Transitions of the Alternating automaton *)
- phi : (state,(TagSet.t*(bool*formula*predicate)) list) Hashtbl.t;
- delta : (state*Tag.t, (bool*formula*predicate)) Hashtbl.t;
-(* delta : (state,(bool*formula*predicate) TagMap.t) Hashtbl.t; *)
- sigma : (bool*formula*(predicate list*predicate list)*bool) HTagSet.t;
- }
+ phi : (state,(TagSet.t*(bool*formula*bool)) list) Hashtbl.t;
+ sigma : (dispatch*bool*formula) HTagSet.t;
+}
module Pair (X : Set.OrderedType) (Y : Set.OrderedType) =
struct
module PL = Set.Make (Pair (Ptset) (Ptset))
- let pr_st ppf l = Format.fprintf ppf "{";
+ let pr_st ppf l = Format.fprintf ppf "{";
begin
match l with
| [] -> ()
Format.fprintf ppf "\n")l;
Format.fprintf ppf "NFA transitions :\n------------------------------\n";
- HTagSet.iter (fun (qs,t) (b,f,_,_) ->
+ HTagSet.iter (fun (qs,t) (disp,b,f) ->
pr_st ppf (Ptset.elements qs);
Format.fprintf ppf ",%s %s " (Tag.to_string t) (if b then "=>" else "->");
pr_frm ppf f;
Format.fprintf ppf "(fid=%i) left=" f.fid;
- let (l,ll),(r,rr) = f.st in
+ let (l,ll,_),(r,rr,_) = f.st in
pr_st ppf (Ptset.elements l);
Format.fprintf ppf ", ";
pr_st ppf (Ptset.elements ll);
pr_st ppf (Ptset.elements r);
Format.fprintf ppf ", ";
pr_st ppf (Ptset.elements rr);
- Format.fprintf ppf "\n";
+ Format.fprintf ppf ", first=%s, next=%s\n" disp.flabel disp.nlabel;
) a.sigma;
- Format.fprintf ppf "=======================================\n"
+ Format.fprintf ppf "=======================================\n%!"
module Transitions = struct
- type t = state*TagSet.t*bool*formula*predicate
+ type t = state*TagSet.t*bool*formula*bool
let ( ?< ) x = x
- let ( >< ) state (l,b) = state,(l,b,`True)
- let ( ><@ ) state (l,b,p) = state,(l,b,p)
+ let ( >< ) state (l,b) = state,(l,b,false)
+ let ( ><@ ) state (l,b) = state,(l,b,true)
let ( >=> ) (state,(label,mark,pred)) form = (state,label,mark,form,pred)
let ( +| ) f1 f2 = or_ f1 f2
let ( *& ) f1 f2 = and_ f1 f2
let equal_trans (q1,t1,m1,f1,_) (q2,t2,m2,f2,_) =
(q1 == q2) && (TagSet.equal t1 t2) && (m1 == m2) && (equal_form f1 f2)
- module TS =
- struct
- type node = Nil | Cons of Tree.t * node | Concat of node*node
- and t = { node : node; size : int }
- let node n s = { node=n; size = s }
-
- let empty = node Nil 0
-
- let cons e t = node (Cons(e,t.node)) (t.size+1)
- let concat t1 t2 = node (Concat (t1.node,t2.node)) (t1.size+t2.size)
- let append = cons
-(* let append e t = node (Concat(t.node,Cons(e,Nil))) (t.size+1) *)
-
- let to_list_rev t =
- let rec aux acc l rest =
- match l with
- | Nil -> begin
- match rest with
- | Nil -> acc
- | Cons(e,t) -> aux (e::acc) t Nil
- | Concat(t1,t2) -> aux acc t1 t2
- end
- | Cons(e,r) -> aux (e::acc) r rest
- | Concat(t1,t2) -> aux acc t1 (Concat(t2,rest))
- in
- aux [] t.node Nil
-
- let length = function { size = s } -> s
-
- let iter f { node = n } =
- let rec loop = function
- | Nil -> ()
- | Cons(e,n) -> let _ = f e in loop n
- | Concat(n1,n2) -> let _ = loop n1 in loop n2
- in loop n
- let rev_iter f { node = n } =
- let rec loop = function
- | Nil -> ()
- | Cons(e,n) -> let _ = loop n in f e
- | Concat(n1,n2) -> let _ = loop n2 in loop n1
- in loop n
-
-
- let find f { node = n } =
- let rec loop = function
- | Nil -> raise Not_found
- | Cons(e,n) -> if f e then e else loop n
- | Concat(n1,n2) -> try
- loop n1
- with
- | Not_found -> loop n2
- in
- loop n
-
- end
-(*
- module BottomUpJumpNew = struct
-
-*)
- module HFEval = Hashtbl.Make(
- struct
- type t = int*Ptset.t*Ptset.t
- let equal (a,b,c) (d,e,f) =
- a==d && (Ptset.equal b e) && (Ptset.equal c f)
- let hash (a,b,c) =
- a+17*(Ptset.hash b) + 31*(Ptset.hash c)
- end)
-
- let hfeval = HFEval.create 4097
-
+ module HFEval = Hashtbl.Make(
+ struct
+ type t = int*Ptset.t*Ptset.t
+ let equal (a,b,c) (d,e,f) =
+ a==d && (Ptset.equal b e) && (Ptset.equal c f)
+ let hash (a,b,c) =
+ a+17*(Ptset.hash b) + 31*(Ptset.hash c)
+ end)
+
+ let hfeval = HFEval.create 4097
+
let eval_form_bool f s1 s2 =
let rec eval f = match f.pos with
- | Atom((`Left|`LLeft),b,q) -> if b == (Ptset.mem q s1) then (true,true,false) else false,false,false
- | Atom((`Right|`RRight),b,q) -> if b == (Ptset.mem q s2) then (true,false,true) else false,false,false
- (* test some inlining *)
+ (* test some inlining *)
| True -> true,true,true
| False -> false,false,false
+ | Atom((`Left|`LLeft),b,q) -> if b == (Ptset.mem q s1) then (true,true,false) else false,false,false
+ | Atom(_,b,q) -> if b == (Ptset.mem q s2) then (true,false,true) else false,false,false
| _ ->
try
HFEval.find hfeval (f.fid,s1,s2)
| `Right _ -> l1,p::l2
| _ -> l1,l2
+
+
+
+ let tags_of_state a q = Hashtbl.fold
+ (fun p l acc ->
+ if p == q then
+ List.fold_left
+ (fun acc (ts,(_,_,aux)) ->
+ if aux then acc else
+ TagSet.cup ts acc) acc l
+ else acc) a.phi TagSet.empty
+
+
+ let tags a qs =
+ let ts = Ptset.fold (fun q acc -> TagSet.cup acc (tags_of_state a q)) qs TagSet.empty
+ in
+ if TagSet.is_finite ts
+ then `Positive(TagSet.positive ts)
+ else `Negative(TagSet.negative ts)
+
+
+
+
let merge_trans t a tag q acc =
List.fold_left (fun (accf,accm,acchtrue) (ts,(m,f,pred)) ->
if TagSet.mem tag ts
(or_ tmpf accf,accm||m,acchtrue||hastrue)
else (accf,accm,acchtrue)
) acc (try Hashtbl.find a.phi q with Not_found -> [])
+
+ let inter_text a b =
+ match b with
+ | `Positive s -> let r = Ptset.inter a s in (r,Ptset.mem Tag.pcdata r, true)
+ | `Negative s -> (Ptset.empty, not (Ptset.mem Tag.pcdata s), false)
+
+ let mk_nil_ctx x _ = Tree.mk_nil x
+ let next_sibling_ctx x _ = Tree.next_sibling x
+ let r_ignore _ x = x
+
+
let get_trans t a tag r =
- try
- let mark,f,predl,has_true =
+ try
+ let dispatch,mark,f =
HTagSet.find a.sigma (r,tag)
- in f.st,f,mark,has_true,r
+ in f.st,dispatch,f,mark,r
with
- Not_found ->
- let f,mark,has_true,accq =
+ Not_found ->
+ let f,mark,_,accq =
Ptset.fold (fun q (accf,accm,acchtrue,accq) ->
let naccf,naccm,nacctrue =
merge_trans t a tag q (accf,accm,acchtrue )
)
r (false_,false,false,Ptset.empty)
in
- HTagSet.add a.sigma (accq,tag) (mark,f,([],[]),has_true);
- f.st,f,mark,has_true,accq
-
- let h_union = Hashtbl.create 4097
-
- let pt_cup s1 s2 =
- let h = (Ptset.hash s1,Ptset.hash s2) in
- try
- Hashtbl.find h_union h
- with
- | Not_found -> let s = Ptset.union s1 s2
- in
- Hashtbl.add h_union h s;s
-
-
-
- let tags_of_state a q = Hashtbl.fold
- (fun p l acc ->
- if p == q then
- List.fold_left
- (fun acc (ts,_) ->
- pt_cup (TagSet.positive ts) acc) acc l
- else acc) a.phi Ptset.empty
-
- let h_tags_states = Hashtbl.create 4096
-
-
-
-
- let tags a qs =
- try
- Hashtbl.find h_tags_states (Ptset.hash qs)
- with
- | Not_found ->
- let l = Ptset.fold (fun q acc -> pt_cup acc (tags_of_state a q)) qs Ptset.empty
+ let (ls,lls,_),(rs,rrs,_) = f.st in
+ let tb,ta =
+ Tree.tags t tag
+ in
+ let tl,htlt,lfin = inter_text tb (tags a ls)
+ and tll,htllt,llfin = inter_text tb (tags a lls)
+ and tr,htrt,rfin = inter_text ta (tags a rs)
+ and trr,htrrt,rrfin = inter_text ta (tags a rrs)
in
- Hashtbl.add h_tags_states (Ptset.hash qs) l;l
-
- let time cpt acc f x =
- let t1 = Unix.gettimeofday () in
- let r = f x in
- let t2 = Unix.gettimeofday () in
- let t = (1000. *.(t2 -. t1)) in
- acc:=!acc+.t;
- incr cpt;
- r
-
-
- let h_time = Hashtbl.create 4096
- let calls = ref 0
-
- let rtime s f x =
-
- let cpt,atime =
- try
- Hashtbl.find h_time s
- with
- | _ -> (ref 0, ref 0.)
- in
- let r = time cpt atime f x
- in
- Hashtbl.replace h_time s (cpt,atime);
- r
-
- let rec accepting_among_time a t r ctx =
- incr calls;
- let orig = r in
- let rest = Ptset.inter r a.final in
- let r = Ptset.diff r rest in
- if Ptset.is_empty r then rest,TS.empty else
- if Tree.is_node t
- then
- let among,result,form =
- let ((ls,lls),(rs,rrs)),formula,mark,has_true,r' =
- let tag = rtime "Tree.tag" Tree.tag t in
- rtime "get_trans" (get_trans t a tag) r
- in
- let tl = rtime "tags" (tags a) ls
- and tr = rtime "tags" (tags a) rs
- and tll = rtime "tags" (tags a) lls
- and trr = rtime "tags" (tags a) rrs
- in
- let first =
- if Ptset.mem Tag.pcdata (pt_cup tl tll)
- then
- rtime "Tree.text_below" (Tree.text_below) t
- else
- let etl = Ptset.is_empty tl
- and etll = Ptset.is_empty tll
- in
- if etl && etll
- then Tree.mk_nil t
+ let first,flabel =
+ if (llfin && lfin) then (* no stars *)
+ (if htlt || htllt then (Tree.text_below, "#text_below")
+ else
+ let etl = Ptset.is_empty tl
+ and etll = Ptset.is_empty tll
+ in
+ if (etl && etll)
+ then (Tree.mk_nil, "#mk_nil")
+ else
+ if etl then
+ if Ptset.is_singleton tll
+ then (Tree.tagged_desc (Ptset.choose tll), "#tagged_desc")
+ else (Tree.select_desc_only tll, "#select_desc_only")
+ else if etll then (Tree.node_child,"#node_child")
+ else (Tree.select_below tl tll,"#select_below"))
+ else (* stars or node() *)
+ if htlt||htllt then (Tree.first_child,"#first_child")
+ else (Tree.node_child,"#node_child")
+ and next,nlabel =
+ if (rrfin && rfin) then (* no stars *)
+ ( if htrt || htrrt
+ then (Tree.text_next, "#text_next")
else
- if etl then rtime "Tree.tagged_desc_only" (Tree.tagged_desc_only t) tll
- else if etll then rtime "Tree.first_child" (Tree.first_child) t
- else (* add child only *)
- rtime "Tree.tagged_below" (Tree.tagged_below t tl) tll
- and next =
- if Ptset.mem Tag.pcdata (pt_cup tr trr)
- then
- rtime "Tree.text_next" (Tree.text_next t) ctx
- else
- let etr = Ptset.is_empty tr
- and etrr = Ptset.is_empty trr
- in
- if etr && etrr
- then Tree.mk_nil t
- else
- if etr then rtime "Tree.tagged_foll_only" (Tree.tagged_foll_only t trr) ctx
- else if etrr then rtime "Tree.next_sibling" (Tree.next_sibling) t
- else (* add ns only *)
- rtime "Tree.tagged_next" (Tree.tagged_next t tr trr) ctx
-
- in
- let s1,res1 = accepting_among_time a first (pt_cup ls lls) t
- and s2,res2 = accepting_among_time a next (pt_cup rs rrs) ctx
- in
- let rb,rb1,rb2 = rtime "eval_form_bool" (eval_form_bool formula s1) s2 in
- if rb
- then
- let res1 = if rb1 then res1 else TS.empty
- and res2 = if rb2 then res2 else TS.empty
- in r', rtime "TS.concat" (TS.concat res2) (if mark then rtime "TS.append" (TS.append t) res1 else res1),formula
- else Ptset.empty,TS.empty,formula
-
+ let etr = Ptset.is_empty tr
+ and etrr = Ptset.is_empty trr
+ in
+ if etr && etrr
+ then (mk_nil_ctx, "#mk_nil_ctx")
+ else
+ if etr then
+ if Ptset.is_singleton trr
+ then (Tree.tagged_foll_below (Ptset.choose trr),"#tagged_foll_below")
+ else (Tree.select_foll_only trr,"#select_foll_only")
+ else if etrr then (Tree.node_sibling_ctx,"#node_sibling_ctx")
+ else
+ (Tree.select_next tr trr,"#select_next") )
+
+ else if htrt || htrrt then (Tree.next_sibling_ctx,"#next_sibling_ctx")
+ else (Tree.node_sibling_ctx,"#node_sibling_ctx")
+ in
+ let dispatch = { first = first; flabel = flabel; next = next; nlabel = nlabel}
in
-
- among,result
-
- else orig,TS.empty
-
-
- let run_time a t =
- let st,res = accepting_among_time a t a.init t in
- let _ = Printf.eprintf "\n Timings\n";
- let total_time = Hashtbl.fold (fun fname ({ contents=cpt }, {contents=atime}) (total_time) ->
- Printf.eprintf "%s\t %i calls, %f ms accumulated time, %f ms mean time\n"
- fname cpt atime (atime /. (float_of_int cpt));
- total_time +. atime ) h_time 0.
- in
- Printf.eprintf "total calls %i, total monitored time %f ms\n%!" !calls total_time
- in
- if Ptset.is_empty (st) then TS.empty else res
-
-
-
- let rec accepting_among a t r ctx =
- let orig = r in
- let rest = Ptset.inter r a.final in
- let r = Ptset.diff r rest in
- if Ptset.is_empty r then rest,TS.empty else
- if Tree.is_node t
- then
- let among,result,form =
- let ((ls,lls),(rs,rrs)),formula,mark,has_true,r' =
- let tag = Tree.tag t in
- get_trans t a tag r
- in
- let tl = tags a ls
- and tr = tags a rs
- and tll = tags a lls
- and trr = tags a rrs
- in
- let first =
- if Ptset.mem Tag.pcdata (pt_cup tl tll)
- then
- Tree.text_below t
- else
- let etl = Ptset.is_empty tl
- and etll = Ptset.is_empty tll
- in
- if etl && etll
- then Tree.mk_nil t
- else
- if etl then Tree.tagged_desc_only t tll
- else if etll then Tree.first_child t
- else (* add child only *)
- Tree.tagged_below t tl tll
- and next =
- if Ptset.mem Tag.pcdata (pt_cup tr trr)
- then
- Tree.text_next t ctx
- else
- let etr = Ptset.is_empty tr
- and etrr = Ptset.is_empty trr
- in
- if etr && etrr
- then Tree.mk_nil t
- else
- if etr then Tree.tagged_foll_only t trr ctx
- else if etrr then Tree.next_sibling t
- else (* add ns only *)
- Tree.tagged_next t tr trr ctx
-
- in
- let s1,res1 = accepting_among a first (pt_cup ls lls) t
- and s2,res2 = accepting_among a next (pt_cup rs rrs) ctx
- in
- let rb,rb1,rb2 = eval_form_bool formula s1 s2 in
- if rb
- then
- let res1 = if rb1 then res1 else TS.empty
- and res2 = if rb2 then res2 else TS.empty
- in r', TS.concat res2 (if mark then TS.append t res1 else res1),formula
- else Ptset.empty,TS.empty,formula
-
- in
- among,result
+ HTagSet.add a.sigma (accq,tag) (dispatch,mark,f);
+ f.st,dispatch,f,mark,accq
- else orig,TS.empty
-
-
- let run a t =
- let st,res = accepting_among a t a.init t in
- if Ptset.is_empty (st) then TS.empty else res
+ let rec accepting_among a t orig ctx =
+ let rest = Ptset.inter orig a.universal in
+ let r = Ptset.diff orig rest in
+ if Ptset.is_empty r then rest,0,TS.empty else
+ if Tree.is_nil t
+ then orig,0,TS.empty
+ else
+ let ((_,_,llls),(_,_,rrrs)),dispatch,formula,mark,r' =
+ get_trans t a (Tree.tag t) r
+ in
+ let s1,n1,res1 = accepting_among a (dispatch.first t) llls t in
+ let s2,n2,res2 = accepting_among a (dispatch.next t ctx) rrrs ctx in
+ let rb,rb1,rb2 = eval_form_bool formula s1 s2 in
+ if rb
+ then
+ let n1,res1 = if rb1 then n1,res1 else 0,TS.empty
+ and n2,res2 = if rb2 then n2,res2 else 0,TS.empty
+ in
+ if mark
+ then r',1+n1+n2,TS.Cons(t,(TS.Concat(res1,res2)))
+ else r',n1+n2,TS.Concat(res1,res2)
+ else Ptset.empty,0,TS.empty
- let rec accepting_among_count a t r ctx =
- let orig = r in
- let rest = Ptset.inter r a.final in
- let r = Ptset.diff r rest in
+
+ let rec accepting_among_count a t orig ctx =
+ let rest = Ptset.inter orig a.universal in
+ let r = Ptset.diff orig rest in
if Ptset.is_empty r then rest,0 else
if Tree.is_node t
then
- let ((ls,lls),(rs,rrs)),formula,mark,has_true,r' =
- let tag = Tree.tag t in
- get_trans t a tag r
- in
- let tl = tags a ls
- and tr = tags a rs
- and tll = tags a lls
- and trr = tags a rrs
- in
- let first =
- if Ptset.mem Tag.pcdata (pt_cup tl tll)
- then
- Tree.text_below t
- else
- let etl = Ptset.is_empty tl
- and etll = Ptset.is_empty tll
- in
- if etl && etll
- then Tree.mk_nil t
- else
- if etl then Tree.tagged_desc_only t tll
- else if etll then Tree.first_child t
- else (* add child only *)
- Tree.tagged_below t tl tll
- and next =
- if Ptset.mem Tag.pcdata (pt_cup tr trr)
- then
- Tree.text_next t ctx
- else
- let etr = Ptset.is_empty tr
- and etrr = Ptset.is_empty trr
- in
- if etr && etrr
- then Tree.mk_nil t
- else
- if etr then Tree.tagged_foll_only t trr ctx
- else if etrr then Tree.next_sibling t
- else (* add ns only *)
- Tree.tagged_next t tr trr ctx
-
+ let ((_,_,llls),(_,_,rrrs)),dispatch,formula,mark,r' =
+ get_trans t a (Tree.tag t) r
in
- let s1,res1 = accepting_among_count a first (pt_cup ls lls) t
- and s2,res2 = accepting_among_count a next (pt_cup rs rrs) ctx
+ let s1,res1 = accepting_among_count a (dispatch.first t) llls t
+ and s2,res2 = accepting_among_count a (dispatch.next t ctx) rrrs ctx
in
let rb,rb1,rb2 = eval_form_bool formula s1 s2 in
- if rb
- then
- let res1 = if rb1 then res1 else 0
- and res2 = if rb2 then res2 else 0
- in r', res2 + (if mark then 1 + res1 else res1)
- else Ptset.empty,0
-
-
-
+ if rb
+ then
+ let res1 = if rb1 then res1 else 0
+ and res2 = if rb2 then res2 else 0
+ in r', if mark then 1+res1+res2 else res1+res2
+ else Ptset.empty,0
else orig,0
-
+
+ let run a t =
+ let st,n,res = accepting_among a t a.init t in
+ if Ptset.is_empty (st) then TS.empty,0 else res,n
+
+
+
let run_count a t =
let st,res = accepting_among_count a t a.init t in
- if Ptset.is_empty (st) then 0 else res
+ if Ptset.is_empty (st) then 0 else res
+
+ let run_time _ _ = failwith "blah"
-(* module Ptset : sig
- include Set.S with type elt = int
- val from_list : elt list -> t
- end
- *)
+module TS : sig
+ type t
+ val empty : t
+ val cons : Tree.t -> t -> t
+ val append : Tree.t -> t -> t
+ val concat : t -> t -> t
+ val length : t -> int
+ val iter : (Tree.t -> unit) -> t -> unit
+end
type state = int
val mk_state : unit -> state
-type predicate = [ `Left of (Tree.Binary.t -> bool) | `Right of (Tree.Binary.t -> bool) |
- `True
- ]
-
-
-val eval_pred : Tree.Binary.t -> predicate -> bool
-
type formula_expr =
False
| True
| Or of formula * formula
| And of formula * formula
| Atom of ([ `Left | `Right | `LLeft | `RRight ] * bool * state)
-and formula = { fid : int; fkey : int; pos : formula_expr; neg : formula; st : (Ptset.t*Ptset.t)*(Ptset.t*Ptset.t); size: int;}
+and formula = { fid : int; fkey : int; pos : formula_expr; neg : formula; st : (Ptset.t*Ptset.t*Ptset.t)*(Ptset.t*Ptset.t*Ptset.t); size: int;}
val true_ : formula
val false_ : formula
val atom_ : [`Left | `Right | `LLeft | `RRight ] -> bool -> state -> formula
module HTagSet : Hashtbl.S with type key = Ptset.t*Tag.t
-type t = {
- id : int;
- mutable states : Ptset.t;
- init : Ptset.t;
- mutable final : Ptset.t;
- universal : Ptset.t;
- phi : (state,(TagSet.t*(bool*formula*predicate)) list) Hashtbl.t;
- delta : (state*Tag.t, (bool*formula*predicate)) Hashtbl.t;
-(* delta : (state,(bool*formula*predicate) TagMap.t) Hashtbl.t; *)
- sigma : (bool*formula*(predicate list*predicate list)*bool) HTagSet.t;
-
+type dispatch = { first : Tree.t -> Tree.t;
+ flabel : string;
+ next : Tree.t -> Tree.t -> Tree.t;
+ nlabel : string;
+ }
+type t = {
+ id : int;
+ mutable states : Ptset.t;
+ init : Ptset.t;
+ mutable final : Ptset.t;
+ universal : Ptset.t;
+ (* Transitions of the Alternating automaton *)
+ phi : (state,(TagSet.t*(bool*formula*bool)) list) Hashtbl.t;
+ sigma : (dispatch*bool*formula) HTagSet.t;
}
val dump : Format.formatter -> t -> unit
module Transitions : sig
-type t = state*TagSet.t*bool*formula*predicate
+type t = state*TagSet.t*bool*formula*bool
(* Doing this avoid the parenthesis *)
val ( ?< ) : state -> state
-val ( >< ) : state -> TagSet.t*bool -> state*(TagSet.t*bool*predicate)
-val ( ><@ ) : state -> TagSet.t*bool*predicate -> state*(TagSet.t*bool*predicate)
-val ( >=> ) : state*(TagSet.t*bool*predicate) -> formula -> t
+val ( >< ) : state -> TagSet.t*bool -> state*(TagSet.t*bool*bool)
+val ( ><@ ) : state -> TagSet.t*bool -> state*(TagSet.t*bool*bool)
+val ( >=> ) : state*(TagSet.t*bool*bool) -> formula -> t
val ( +| ) : formula -> formula -> formula
val ( *& ) : formula -> formula -> formula
val ( ** ) : [`Left | `Right | `LLeft | `RRight ] -> state -> formula
type transition = Transitions.t
val equal_trans : transition -> transition -> bool
-module TS : sig
- type t
- val empty : t
- val cons : Tree.Binary.t -> t -> t
- val append : Tree.Binary.t -> t -> t
- val concat : t -> t -> t
- val to_list_rev : t -> Tree.Binary.t list
- val length : t -> int
- val iter : (Tree.Binary.t -> unit) -> t -> unit
- val rev_iter : (Tree.Binary.t -> unit) -> t -> unit
- val find : (Tree.Binary.t -> bool) -> t -> Tree.Binary.t
-end
+
(*module BottomUpJumpNew :
sig *)
- val run : t -> Tree.Binary.t -> TS.t
- val run_count : t -> Tree.Binary.t -> int
- val run_time : t -> Tree.Binary.t -> TS.t
+ val run : t -> Tree.t -> TS.t*int
+ val run_count : t -> Tree.t -> int
+ val run_time : t -> Tree.t -> TS.t*int
(*end *)
let main v query output =
- let _ = Tag.init (Tree.Binary.tag_pool v) in
+ let _ = Tag.init (Tree.tag_pool v) in
Printf.eprintf "Parsing query : ";
let query = try
time
let _ = match contains with
None -> ()
| Some s ->
- let r = Tree.Binary.count v s
+ let r = Tree.count v s
in
Printf.eprintf "Global count is %i, using " r;
if r < 60000 then begin
Printf.eprintf "TextCollection contains\nCalling global contains : ";
- time (Tree.Binary.init_contains v) s
+ time (Tree.init_contains v) s
end
else begin
Printf.eprintf "Naive contains\nCalling global contains : ";
- time (Tree.Binary.init_naive_contains v) s
+ time (Tree.init_naive_contains v) s
end
in
Printf.eprintf "Execution time %s : " (if !Options.count_only then "(counting only)" else "");
let _ = Printf.eprintf "Number of nodes in the result set : %i\n%!" r
in ()
else
- (* let _ = Gc.set ({ Gc.get() with Gc.max_overhead = 1000000; Gc.space_overhead = 100 }) in *)
- let result = time (if !Options.time then run_time auto else run auto) v in
- Printf.eprintf "Number of nodes in the result set : %i\n" (TS.length result);
+(* let _ = Gc.set ({ Gc.get() with Gc.max_overhead = 1000000; Gc.space_overhead = 100 }) in *)
+ let result,rcount = time (if !Options.time then run_time auto else run auto) v in
+ Printf.eprintf "Number of nodes in the result set : %i\n" rcount;
Printf.eprintf "\n%!";
begin
match output with
time( fun () ->
let oc = open_out f in
output_string oc "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
- TS.rev_iter (fun t -> output_string oc "----------\n";
- Tree.Binary.print_xml_fast oc t;
+ TS.iter (fun t -> output_string oc "----------\n";
+ Tree.print_xml_fast oc t;
output_char oc '\n') result) ();
end;
end;
+ let _ = Ata.dump Format.err_formatter auto in
Printf.eprintf "Total running time : %fms\n%!" (total_time())
;;
then
begin
Printf.eprintf "Loading from file : ";
- time (Tree.Binary.load ~sample:!Options.sample_factor )
+ time (Tree.load ~sample:!Options.sample_factor )
(Filename.chop_suffix !Options.input_file ".srx");
end
else
let v =
- time (fun () -> let v = Tree.Binary.parse_xml_uri !Options.input_file;
+ time (fun () -> let v = Tree.parse_xml_uri !Options.input_file;
in Printf.eprintf "Parsing document : %!";v
) ()
in
if !Options.save_file <> ""
then begin
Printf.eprintf "Writing file to disk : ";
- time (Tree.Binary.save v) !Options.save_file;
+ time (Tree.save v) !Options.save_file;
end;
v
in
end
module WH =Weak.Make(Node)
-(* struct
- include Hashtbl.Make(Node)
- let merge h v =
- if mem h v then v
- else (add h v v;v)
-end
-*)
+
let pool = WH.create 4093
(* Neat trick thanks to Alain Frisch ! *)
let zero_bit k m = (k land m) == 0
let singleton k = leaf k
+let is_singleton n =
+ match n.node with Leaf _ -> true
+ | _ -> false
let rec mem k n = match n.node with
| Empty -> false
let compare a b = if a == b then 0 else a.id - b.id
+ let h_merge = Hashtbl.create 4097
+ let com_hash x y = (x*y - (x+y)) land max_int
let rec merge s t =
if (equal s t) (* This is cheap thanks to hash-consing *)
then s
else
- match s.node,t.node with
- | Empty, _ -> t
- | _, Empty -> s
- | Leaf k, _ -> add k t
- | _, Leaf k -> add k s
- | Branch (p,m,s0,s1), Branch (q,n,t0,t1) ->
- if m == n && match_prefix q p m then
- branch p m (merge s0 t0) (merge s1 t1)
- else if m > n && match_prefix q p m then
- if zero_bit q m then
- branch p m (merge s0 t) s1
- else
- branch p m s0 (merge s1 t)
- else if m < n && match_prefix p q n then
- if zero_bit p n then
- branch q n (merge s t0) t1
- else
- branch q n t0 (merge s t1)
+ match s.node,t.node with
+ | Empty, _ -> t
+ | _, Empty -> s
+ | Leaf k, _ -> add k t
+ | _, Leaf k -> add k s
+ | Branch (p,m,s0,s1), Branch (q,n,t0,t1) ->
+ if m == n && match_prefix q p m then
+ branch p m (merge s0 t0) (merge s1 t1)
+ else if m > n && match_prefix q p m then
+ if zero_bit q m then
+ branch p m (merge s0 t) s1
+ else
+ branch p m s0 (merge s1 t)
+ else if m < n && match_prefix p q n then
+ if zero_bit p n then
+ branch q n (merge s t0) t1
else
- (* The prefixes disagree. *)
- join p s q t
-
-
-
+ branch q n t0 (merge s t1)
+ else
+ (* The prefixes disagree. *)
+ join p s q t
+
+
+
+
let rec subset s1 s2 = (equal s1 s2) ||
match (s1.node,s2.node) with
| Empty, _ -> true
else
false
- let union s t =
- merge s t
+
+
+
+ let union s1 s2 = merge s1 s2
let rec inter s1 s2 =
if equal s1 s2
intersection. *)
val intersect : t -> t -> bool
+val is_singleton : t -> bool
+
val hash : t -> int
val from_list : int list -> t
(* Copyright NICTA 2008 *)
(* Distributed under the terms of the LGPL (see LICENCE) *)
(******************************************************************************)
-INCLUDE "debug.ml"
-module type BINARY =
-sig
- type node_content
- type string_content
- type descr = Nil | Node of node_content |String of string_content
- type t
- val parse_xml_uri : string -> t
- val parse_xml_string : string -> t
- val save : t -> string -> unit
- val load : ?sample:int -> string -> t
- val tag_pool : t -> Tag.pool
- val string : t -> string
- val descr : t -> descr
- val is_node : t -> bool
- val left : t -> t
- val right : t -> t
- val first_child : t -> t
- val next_sibling : t -> t
- val parent : t -> t
- val root : t -> t
- val is_root : t -> bool
- val id : t -> int
- val tag : t -> Tag.t
- val print_xml_fast : out_channel -> t -> unit
- val compare : t -> t -> int
- val equal : t -> t -> bool
- module DocIdSet :
- sig
- include Set.S
- end
- with type elt = string_content
- val string_below : t -> string_content -> bool
- val contains : t -> string -> DocIdSet.t
- val contains_old : t -> string -> DocIdSet.t
- val contains_iter : t -> string -> DocIdSet.t
- val count_contains : t -> string -> int
- val count : t -> string -> int
- val dump : t -> unit
- val get_string : t -> string_content -> string
- val has_tagged_desc : t -> Tag.t -> bool
- val has_tagged_foll : t -> Tag.t -> bool
- val tagged_desc : t -> Tag.t -> t
- val tagged_foll : t -> Tag.t -> t
- val tagged_below : t -> Ptset.t -> Ptset.t -> t
- val tagged_next : t -> Ptset.t -> Ptset.t -> t -> t
- val tagged_desc_only : t -> Ptset.t -> t
- val tagged_foll_only : t -> Ptset.t -> t -> t
- val text_below : t -> t
- val text_next : t -> t -> t
- val init_tagged_next : t -> Tag.t -> unit
- val subtree_tags : t -> Tag.t -> int
- val is_left : t -> bool
- val print_id : Format.formatter -> t -> unit
- val test_xml_tree : Format.formatter -> Ptset.t -> t -> unit
- val init_contains : t -> string -> unit
- val init_naive_contains : t -> string -> unit
- val mk_nil : t -> t
- val test_jump : t -> Tag.t -> unit
- val time_xml_tree : t -> Tag.t -> int list
- val time_xml_tree2 : t -> Tag.t -> int list
-end
-
-module XML =
-struct
-
- type t
- type 'a node = int
- type node_kind = [`Text | `Tree ]
+(*INCLUDE "debug.ml" *)
- let compare : 'a node -> 'a node -> int = (-)
- let equal : 'a node -> 'a node -> bool = (==)
-
- (* abstract type, values are pointers to a XMLTree C++ object *)
+type tree
+type 'a node = int
+type node_kind = [`Text | `Tree ]
- external int_of_node : 'a node -> int = "%identity"
-
- external parse_xml_uri : string -> int -> bool -> bool -> t = "caml_call_shredder_uri"
- external parse_xml_string : string -> int -> bool -> bool -> t = "caml_call_shredder_string"
-
- external save_tree : t -> string -> unit = "caml_xml_tree_save"
- external load_tree : string -> int -> t = "caml_xml_tree_load"
-
-
- module Text =
- struct
- let equal : [`Text] node -> [`Text] node -> bool = equal
-
- (* Todo *)
- external nullt : unit -> [`Text ] node = "caml_xml_tree_nullt"
- let nil = nullt ()
- external get_text : t -> [`Text] node -> string = "caml_text_collection_get_text"
-
-(* let get_text t n =
- if equal nil n then ""
- else get_text t n
-*)
+let compare_node : 'a node -> 'a node -> int = (-)
+let equal_node : 'a node -> 'a node -> bool = (==)
+
+(* abstract type, values are pointers to a XMLTree C++ object *)
+
+external int_of_node : 'a node -> int = "%identity"
+
+external parse_xml_uri : string -> int -> bool -> bool -> tree = "caml_call_shredder_uri"
+external parse_xml_string : string -> int -> bool -> bool -> tree = "caml_call_shredder_string"
+
+external save_tree : tree -> string -> unit = "caml_xml_tree_save"
+external load_tree : string -> int -> tree = "caml_xml_tree_load"
+
+external nullt : unit -> 'a node = "caml_xml_tree_nullt"
+
+let nil : 'a node = Obj.magic (-1)
+
+external text_get_text : tree -> [`Text] node -> string = "caml_text_collection_get_text"
- external is_empty : t -> [`Text ] node -> bool = "caml_text_collection_empty_text"
-
- let is_empty t n =
- (equal nil n) || is_empty t n
-
- external get_cached_text : t -> [`Text ] node -> string = "caml_text_collection_get_cached_text"
-
+external text_is_empty : tree -> [`Text ] node -> bool = "caml_text_collection_empty_text"
- let get_text t n =
- if equal nil n then ""
- else get_cached_text t n
+let text_is_empty t n =
+ (equal_node nil n) || text_is_empty t n
+
+external get_cached_text : tree -> [`Text ] node -> string = "caml_text_collection_get_cached_text"
+
+
+let text_get_text t n =
+ if equal_node nil n then ""
+ else get_cached_text t n
- external size : t -> int = "caml_text_collection_size"
- external is_contains : t -> string -> bool = "caml_text_collection_is_contains"
- external count_contains : t -> string -> int = "caml_text_collection_count_contains"
- external count : t -> string -> int = "caml_text_collection_count"
- external contains : t -> string -> [`Text ] node array = "caml_text_collection_contains"
- end
+external text_size : tree -> int = "caml_text_collection_size"
+external text_is_contains : tree -> string -> bool = "caml_text_collection_is_contains"
+external text_count_contains : tree -> string -> int = "caml_text_collection_count_contains"
+external text_count : tree -> string -> int = "caml_text_collection_count"
+external text_contains : tree -> string -> [`Text ] node array = "caml_text_collection_contains"
- module Tree =
- struct
+external tree_serialize : tree -> string -> unit = "caml_xml_tree_serialize"
- let equal : [`Tree ] node -> [`Tree] node -> bool = equal
- external serialize : t -> string -> unit = "caml_xml_tree_serialize"
- external unserialize : string -> t = "caml_xml_tree_unserialize"
+external tree_unserialize : string -> tree = "caml_xml_tree_unserialize"
- external root : t -> [`Tree] node = "caml_xml_tree_root"
- external nullt : unit -> [`Tree ] node = "caml_xml_tree_nullt"
-
- let nil = nullt ()
- let is_nil x = equal x nil
+external tree_root : tree -> [`Tree] node = "caml_xml_tree_root"
- external parent : t -> [`Tree] node -> [`Tree] node = "caml_xml_tree_parent"
- external parent_doc : t -> [`Text ] node -> [`Tree ] node = "caml_xml_tree_parent_doc"
- external prev_doc : t -> [`Text ] node -> [`Tree ] node = "caml_xml_tree_prev_doc"
- external first_child : t -> [`Tree] node -> [`Tree] node = "caml_xml_tree_first_child"
-
+let tree_is_nil x = equal_node x nil
-
- external next_sibling : t -> [`Tree] node -> [`Tree] node = "caml_xml_tree_next_sibling"
- external prev_sibling : t -> [`Tree] node -> [`Tree] node = "caml_xml_tree_prev_sibling"
- external is_leaf : t -> [`Tree] node -> bool = "caml_xml_tree_is_leaf"
+external tree_parent : tree -> [`Tree] node -> [`Tree] node = "caml_xml_tree_parent"
+external tree_parent_doc : tree -> [`Text ] node -> [`Tree ] node = "caml_xml_tree_parent_doc"
+external tree_prev_doc : tree -> [`Text ] node -> [`Tree ] node = "caml_xml_tree_prev_doc"
+external tree_first_child : tree -> [`Tree] node -> [`Tree] node = "caml_xml_tree_first_child"
+external tree_next_sibling : tree -> [`Tree] node -> [`Tree] node = "caml_xml_tree_next_sibling"
+external tree_prev_sibling : tree -> [`Tree] node -> [`Tree] node = "caml_xml_tree_prev_sibling"
+external tree_is_leaf : tree -> [`Tree] node -> bool = "caml_xml_tree_is_leaf"
-(* external tag : t -> [`Tree ] node -> T = "caml_xml_tree_tag"*)
- external tag_id : t -> [`Tree ] node -> Tag.t = "caml_xml_tree_tag_id"
-
-(*
- let tag_hash = Array.make 6_000_000 (Tag.nullt)
+(* external tag : tree -> [`Tree ] node -> T = "caml_xml_tree_tag"*)
+external tree_tag_id : tree -> [`Tree ] node -> Tag.t = "caml_xml_tree_tag_id"
- let tag_id t id =
- let tag = tag_hash.(int_of_node id)
- in
- if tag != Tag.nullt then tag
- else
- let tag = tag_id t id in
- (tag_hash.(int_of_node id) <- tag; tag)
-*)
- let is_last t n = equal nil (next_sibling t n)
+let tree_is_last t n = equal_node nil (tree_next_sibling t n)
- external prev_text : t -> [`Tree] node -> [`Text ] node = "caml_xml_tree_prev_text"
-
-
- external my_text : t -> [`Tree] node -> [`Text ] node = "caml_xml_tree_my_text"
- external next_text : t -> [`Tree] node -> [`Text ] node = "caml_xml_tree_next_text"
- external doc_ids : t -> [`Tree ] node -> [`Text ] node * [`Text ] node = "caml_xml_tree_doc_ids"
- external text_xml_id : t -> [`Text ] node -> int = "caml_xml_tree_text_xml_id"
- external node_xml_id : t -> [`Tree ] node -> int = "caml_xml_tree_node_xml_id"
- external is_ancestor : t -> [`Tree ] node -> [`Tree ] node -> bool = "caml_xml_tree_is_ancestor"
- external tagged_desc : t -> [`Tree ] node -> Tag.t -> [`Tree ] node = "caml_xml_tree_tagged_desc"
- external tagged_foll : t -> [`Tree ] node -> Tag.t -> [`Tree ] node = "caml_xml_tree_tagged_foll"
- external subtree_tags : t -> [`Tree ] node -> Tag.t -> int = "caml_xml_tree_subtree_tags"
- external tagged_below : t -> [`Tree ] node -> Ptset.int_vector -> Ptset.int_vector -> [`Tree ] node = "caml_xml_tree_tagged_below"
- external tagged_desc_only : t -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node = "caml_xml_tree_tagged_desc_only"
- external tagged_next : t -> [`Tree ] node -> Ptset.int_vector -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_tagged_next"
- external tagged_foll_only : t -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_tagged_foll_only"
- external tagged_desc_or_foll_only : t -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_tagged_foll_only"
- external tagged_foll_below : t -> [`Tree ] node -> Tag.t -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_tagged_foll_below"
-
- let test_jump tree tag =
- let rec loop id ctx =
- if id != nil
- then
- let first = tagged_desc tree id tag
- and next = tagged_desc tree id tag
- in
- loop first id;
- loop next ctx
- in
- loop (root tree) (root tree)
+external tree_prev_text : tree -> [`Tree] node -> [`Text ] node = "caml_xml_tree_prev_text"
+
+external tree_my_text : tree -> [`Tree] node -> [`Text ] node = "caml_xml_tree_my_text"
+external tree_next_text : tree -> [`Tree] node -> [`Text ] node = "caml_xml_tree_next_text"
+external tree_doc_ids : tree -> [`Tree ] node -> [`Text ] node * [`Text ] node = "caml_xml_tree_doc_ids"
+external tree_text_xml_id : tree -> [`Text ] node -> int = "caml_xml_tree_text_xml_id"
+external tree_node_xml_id : tree -> [`Tree ] node -> int = "caml_xml_tree_node_xml_id"
+external tree_is_ancestor : tree -> [`Tree ] node -> [`Tree ] node -> bool = "caml_xml_tree_is_ancestor"
+external tree_tagged_desc : tree -> [`Tree ] node -> Tag.t -> [`Tree ] node = "caml_xml_tree_tagged_desc"
+external tree_tagged_foll_below : tree -> [`Tree ] node -> Tag.t -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_tagged_foll_below"
+external tree_subtree_tags : tree -> [`Tree ] node -> Tag.t -> int = "caml_xml_tree_subtree_tags"
+external tree_select_below : tree -> [`Tree ] node -> Ptset.int_vector -> Ptset.int_vector -> [`Tree ] node = "caml_xml_tree_select_below"
+external tree_select_desc_only : tree -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node = "caml_xml_tree_select_desc_only"
+external tree_select_next : tree -> [`Tree ] node -> Ptset.int_vector -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_select_next"
+external tree_select_foll_only : tree -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_select_foll_only"
+external tree_select_desc_or_foll_only : tree -> [`Tree ] node -> Ptset.int_vector -> [`Tree ] node -> [`Tree ] node = "caml_xml_tree_select_foll_only"
+
+type descr =
+ | Nil
+ | Node of [`Tree] node
+ | Text of [`Text] node * [`Tree] node
+
+type t = { doc : tree;
+ node : descr;
+ ttable : (Tag.t,(Ptset.t*Ptset.t)) Hashtbl.t;
+ }
+
-
- let test_xml_tree ppf tags v =
- let pr x = Format.fprintf ppf x in
- let rec aux id =
- if (is_nil id)
- then ()
- else
- begin
- pr "Node %i, (Tag) %i='%s' (GetTagName), NodeXMLId (Preorder)=%i\n%!"
- (int_of_node id)
- (tag_id v id)
- (Tag.to_string (tag_id v id))
- (node_xml_id v id);
- pr "DocID of PrevText,MyText,NextText : (%i = %s,%i = %s,%i = %s) ParentDoc(my_text)=%i PrevDoc(next_text)=%i\n%!"
- (int_of_node (prev_text v id))
- (Text.get_text v (prev_text v id))
- (int_of_node (my_text v id))
- (Text.get_text v (my_text v id))
- (int_of_node (next_text v id))
- (Text.get_text v (next_text v id))
- (int_of_node(parent_doc v (my_text v id)))
- (int_of_node(prev_doc v (next_text v id)));
- let i1,i2 = doc_ids v id in
- pr "Testing DocIds below (%i,%i)*\n%!"
- (int_of_node i1) (int_of_node i2);
- pr "Testing Tagged*\n%!";
- Ptset.iter (fun t ->
- let str = Tag.to_string t in
- if Tag.pcdata <> t
- then begin
- pr "Tag: %s : \n%!" str;
- pr "TaggedDesc = %i%!, " (tagged_desc v id t);
- pr "TaggedFoll = %i\n%!" (tagged_foll v id t);
- pr "SubtreeTags = %i\n%!" (subtree_tags v id t);
- end) tags;
- pr "----------------------------\n";
- aux(first_child v id);
- aux(next_sibling v id);
- end
- in
- aux (root v)
-
- let rrrr = ref 0
-
- let time_xml_tree v tag =
-
- let rec aux id acc =
- incr rrrr;
- if (is_nil id)
- then acc
- else begin
- let acc =
- if tag == (tag_id v id)
- then
- id::acc
- else acc
- in
- aux (next_sibling v id) (aux (first_child v id) acc);
- end
- in
- let r = aux (root v) [] in
- Printf.eprintf "%i\n%!" !rrrr;r
-
- let rrrr2 = ref 0
- let time_xml_tree2 v tag =
- let rec aux id acc ctx=
- incr rrrr2;
- if (is_nil id)
- then acc
- else begin
- let acc =
- if tag == (tag_id v id)
- then
- id::acc
- else acc
- in
- aux (tagged_foll_below v id tag ctx) (aux (tagged_desc v id tag) acc id) ctx;
- end
- in
- let r = aux (root v) [] (root v) in
- Printf.eprintf "%i\n%!" !rrrr2; r
+let update h t sb sa =
+ let sbelow,safter =
+ try
+ Hashtbl.find h t
+ with
+ | Not_found -> Ptset.empty,Ptset.empty
+ in
+ Hashtbl.replace h t (Ptset.union sbelow sb, Ptset.union safter sa)
+let collect_tags tree =
+ let h = Hashtbl.create 511 in
+ let rec loop id acc =
+ if equal_node id nil
+ then (Ptset.singleton Tag.pcdata, Ptset.add Tag.pcdata acc)
+ else
+ let below2,after2 = loop (tree_next_sibling tree id) acc in
+ let below1,after1 = loop (tree_first_child tree id) after2 in
+ let tag = tree_tag_id tree id in
+ update h tag below1 after2;
+ Ptset.add tag (Ptset.union below1 below2), (Ptset.add tag after1)
+ in
+ let b,a = loop (tree_root tree) Ptset.empty in
+ update h Tag.pcdata b a;
+ h
- let print_skel t =
- let rec aux id =
- if (is_nil id)
- then Printf.eprintf "#\n"
- else
- begin
- Printf.eprintf "Node %i has tag '%i=%s' DocOrder=%i, DocID of PrevText,MyText,NextText : (%i = %s,%i = %s,%i = %s) parent_doc(my_text)=%i\n%!"
- (int_of_node id)
- (tag_id t id)
- (Tag.to_string (tag_id t id))
- (node_xml_id t id)
- (int_of_node (prev_text t id))
- (Text.get_text t (prev_text t id))
- (int_of_node (my_text t id))
- (Text.get_text t (my_text t id))
- (int_of_node (next_text t id))
- (Text.get_text t (next_text t id))
- (int_of_node(parent_doc t (my_text t id)));
-
- aux(first_child t id);
- aux(next_sibling t id);
- end
- in
- aux (root t)
-
- let traversal t =
- let rec aux id =
- if not (is_nil id)
- then
- begin
- (* ignore (tag t id);
- ignore (Text.get_text t (prev_text t id));
- if (is_leaf t id)
- then ignore (Text.get_text t (my_text t id));
- if (is_last t id)
- then ignore (Text.get_text t (next_text t id)); *)
- aux (first_child t id);
- aux (next_sibling t id);
- end
- in
- aux (root t)
-
- end
-
+let contains_array = ref [| |]
+
+let init_contains t s =
+ let a = text_contains t.doc s
+ in
+ Array.fast_sort (compare) a;
+ contains_array := a
- module Binary = struct
-
- type node_content =
- NC of [`Tree ] node
- | SC of [`Text ] node * [`Tree ] node
- type string_content = [ `Text ] node
- type descr =
- | Nil
- | Node of node_content
- | String of string_content
-
- type doc = t
-
- type t = { doc : doc;
- node : descr }
-
- let dump { doc=t } = Tree.print_skel t
- let test_xml_tree ppf tags { doc=t } = Tree.test_xml_tree ppf tags t
- let time_xml_tree { doc=t } tag = Tree.time_xml_tree t tag
- let time_xml_tree2 { doc=t } tag = Tree.time_xml_tree2 t tag
- let test_jump { doc=t } tag = Tree.test_jump t tag
- let contains_array = ref [| |]
-
- let init_contains t s =
- let a = Text.contains t.doc s
+let init_naive_contains t s =
+ let i,j = tree_doc_ids t.doc (tree_root t.doc)
+ in
+ let regexp = Str.regexp_string s in
+ let matching arg =
+ try
+ let _ = Str.search_forward regexp arg 0;
+ in true
+ with _ -> false
+ in
+ let rec loop n acc l =
+ if n >= j then acc,l
+ else
+ let s = text_get_text t.doc n
in
- Array.fast_sort (compare) a;
- contains_array := a
+ if matching s
+ then loop (n+1) (n::acc) (l+1)
+ else loop (n+1) acc l
+ in
+ let acc,l = loop i [] 0 in
+ let a = Array.create l nil in
+ let _ = List.fold_left (fun cpt e -> a.(cpt) <- e; (cpt-1)) (l-1) acc
+ in
+ contains_array := a
- let init_naive_contains t s =
- let i,j = Tree.doc_ids t.doc (Tree.root t.doc)
- in
- let regexp = Str.regexp_string s in
- let matching arg =
- try
- let _ = Str.search_forward regexp arg 0;
- in true
- with _ -> false
- in
- let rec loop n acc l =
- if n >= j then acc,l
- else
- let s = (*Printf.eprintf "%i \n%!" n;*)Text.get_cached_text t.doc n
- in
- if matching s
- then loop (n+1) (n::acc) (l+1)
- else loop (n+1) acc l
- in
- let acc,l = loop i [] 0 in
- let a = Array.create l Text.nil in
- let _ = List.fold_left (fun cpt e -> a.(cpt) <- e; (cpt-1)) (l-1) acc
- in
- contains_array := a
-
-
-
- module DocIdSet = struct
- include Set.Make (struct type t = string_content
- let compare = (-) end)
-
- end
- let is_node = function { node=Node(_) } -> true | _ -> false
-
- let get_string t (i:string_content) = Text.get_text t.doc i
- open Tree
- let node_of_t t = { doc= t;
- node = Node(NC (root t)) }
-
-
- let parse_xml_uri str = node_of_t
- (MM((parse_xml_uri str
- !Options.sample_factor
- !Options.index_empty_texts
- !Options.disable_text_collection),__LOCATION__))
- let parse_xml_string str = node_of_t
- (MM((parse_xml_string str
- !Options.sample_factor
- !Options.index_empty_texts
- !Options.disable_text_collection),__LOCATION__))
+module DocIdSet = struct
+ include Set.Make (struct type t = [`Text] node
+ let compare = compare_node end)
+
+end
+let is_nil t = match t.node with
+ | Nil -> true
+ | Node(i) -> equal_node i nil
+ | _ -> false
- let save t str = save_tree t.doc str
+let is_node t =
+match t.node with
+ | Node(i) -> not(equal_node i nil)
+ | _ -> false
- let load ?(sample=64) str = node_of_t (load_tree str sample)
+let node_of_t t =
+ let _ = Tag.init (Obj.magic t) in
+ let table = collect_tags t
+ in
+(*
+ let _ = Hashtbl.iter (fun t (sb,sa) ->
+ Printf.eprintf "'%s' -> { " (Tag.to_string t);
+ Ptset.iter (fun i -> Printf.eprintf "'%s' " (Tag.to_string i)) sb;
+ Printf.eprintf "}\n { ";
+ Ptset.iter (fun i -> Printf.eprintf "'%s' " (Tag.to_string i)) sa;
+ Printf.eprintf "} \n----------------------------------\n";
+ ) table in
+*)
+ { doc= t;
+ node = Node(tree_root t);
+ ttable = table;
+ }
+
+
+let parse_xml_uri str = node_of_t
+ (parse_xml_uri str
+ !Options.sample_factor
+ !Options.index_empty_texts
+ !Options.disable_text_collection)
+
+let parse_xml_string str = node_of_t
+ (parse_xml_string str
+ !Options.sample_factor
+ !Options.index_empty_texts
+ !Options.disable_text_collection)
+
+external pool : tree -> Tag.pool = "%identity"
+let save t str = save_tree t.doc str
+let load ?(sample=64) str =
+ node_of_t (load_tree str sample)
+
- external pool : doc -> Tag.pool = "%identity"
- let tag_pool t = pool t.doc
- let compare a b = match a.node,b.node with
- | Node(NC i),Node(NC j) -> compare i j
- | _, Node(NC( _ )) -> 1
- | Node(SC (i,_)),Node(SC (j,_)) -> compare i j
- | Node(NC( _ )),Node(SC (_,_)) -> -1
- | _, Node(SC (_,_)) -> 1
- | String i, String j -> compare i j
- | Node _ , String _ -> -1
- | _ , String _ -> 1
- | Nil, Nil -> 0
- | _,Nil -> -1
- let equal a b = (compare a b) == 0
+let tag_pool t = pool t.doc
+
+let compare a b = match a.node,b.node with
+ | Nil, Nil -> 0
+ | Nil,_ -> 1
+ | _ , Nil -> -1
+ | Node(i),Node(j) -> compare_node i j
+ | Text(i,_), Text(j,_) -> compare_node i j
+ | Node(i), Text(_,j) -> compare_node i j
+ | Text(_,i), Node(j) -> compare_node i j
+
+let equal a b = (compare a b) == 0
+
+
+let norm (n : [`Tree ] node ) = if tree_is_nil n then Nil else Node (n)
+
+let nts = function
+ Nil -> "Nil"
+ | Text (i,j) -> Printf.sprintf "Text (%i, %i)" i j
+ | Node (i) -> Printf.sprintf "Node (%i)" i
+
+let mk_nil t = { t with node = Nil }
+let root n = { n with node = norm (tree_root n.doc) }
- let string t = match t.node with
- | String i -> Text.get_text t.doc i
- | _ -> assert false
-
- let norm (n : [`Tree ] node ) = if is_nil n then Nil else Node (NC n)
-
- let descr t = t.node
-
- let nts = function
- Nil -> "Nil"
- | String i -> Printf.sprintf "String %i" i
- | Node (NC t) -> Printf.sprintf "Node (NC %i)" (int_of_node t)
- | Node (SC (t,i)) -> Printf.sprintf "Node (SC (%i,%i))" (int_of_node t) (int_of_node i)
-
- let mk_nil t = { t with node = Nil }
- let root n = { n with node = norm (Tree.root n.doc) }
- let is_root n = match n.node with
- | Node(NC t) -> (int_of_node t) == 0
- | _ -> false
-
- let parent n =
- if is_root n then { n with node=Nil}
- else
- let node' =
- match n.node with
- | Node(NC t) ->
- let txt = prev_text n.doc t in
- if Text.is_empty n.doc txt then
- let ps = Tree.prev_sibling n.doc t in
- if is_nil ps
- then
- Node(NC (Tree.parent n.doc t))
- else Node(NC ps)
- else
- Node(SC (txt,t))
- | Node(SC(i,t)) ->
- let ps = Tree.prev_sibling n.doc t in
- if is_nil ps
- then Node (NC(parent_doc n.doc i))
- else Node(NC ps)
- | _ -> failwith "parent"
- in
- { n with node = node' }
-
- let first_child n =
- let node' =
- match n.node with
- | Node (NC t) when is_leaf n.doc t ->
- let txt = my_text n.doc t in
- if Text.is_empty n.doc txt
+let is_root n = match n.node with
+ | Node(t) -> (int_of_node t) == 0
+ | _ -> false
+
+let parent n =
+ let node' =
+ match n.node with (* inlined parent *)
+ | Node(t) when (int_of_node t)== 0 -> Nil
+ | Node(t) ->
+ let txt = tree_prev_text n.doc t in
+ if text_is_empty n.doc txt then
+ let ps = tree_prev_sibling n.doc t in
+ if tree_is_nil ps
+ then
+ Node(tree_parent n.doc t)
+ else Node(ps)
+ else
+ Text(txt,t)
+ | Text(i,t) ->
+ let ps = tree_prev_doc n.doc i in
+ if tree_is_nil ps
+ then Node (tree_parent_doc n.doc i)
+ else Node(ps)
+ | _ -> failwith "parent"
+ in
+ { n with node = node' }
+
+let node_child n =
+ match n.node with
+ | Node i -> { n with node= norm(tree_first_child n.doc i) }
+ | _ -> { n with node = Nil }
+
+let node_sibling n =
+ match n.node with
+ | Node i -> { n with node= norm(tree_next_sibling n.doc i) }
+ | _ -> { n with node = Nil }
+
+let node_sibling_ctx n _ =
+ match n.node with
+ | Node i -> { n with node= norm(tree_next_sibling n.doc i) }
+ | _ -> { n with node = Nil }
+
+
+let first_child n =
+ let node' =
+ match n.node with
+ | Node (t) ->
+ let fs = tree_first_child n.doc t in
+ if equal_node nil fs
+ then
+ let txt = tree_my_text n.doc t in
+ if equal_node nil txt
then Nil
- else Node(SC (txt,Tree.nil))
- | Node (NC t) ->
- let fs = first_child n.doc t in
- let txt = prev_text n.doc fs in
- if Text.is_empty n.doc txt
- then norm fs
- else Node (SC (txt, fs))
- | Node(SC (i,_)) -> String i
- | Nil | String _ -> failwith "first_child"
- in
- { n with node = node'}
-
- let next_sibling n =
- let node' =
- match n.node with
- | Node (SC (_,ns)) -> norm ns
- | Node(NC t) ->
- let ns = next_sibling n.doc t in
- let txt = next_text n.doc t in
- if Text.is_empty n.doc txt
- then norm ns
- else Node (SC (txt, ns))
- | Nil | String _ -> failwith "next_sibling"
- in
- { n with node = node'}
+ else Text(txt,nil)
+ else
+ let txt = tree_prev_text n.doc fs in
+ if equal_node nil txt
+ then Node(fs)
+ else Text(txt, fs)
+ | Text(_,_) -> Nil
+ | Nil -> failwith "first_child"
+ in
+ { n with node = node'}
+
+let next_sibling n =
+ let node' =
+ match n.node with
+ | Text (_,ns) -> norm ns
+ | Node(t) ->
+ let ns = tree_next_sibling n.doc t in
+ let txt = tree_next_text n.doc t in
+ if equal_node nil txt
+ then norm ns
+ else Text(txt, ns)
+ | Nil -> failwith "next_sibling"
+ in
+ { n with node = node'}
+let next_sibling_ctx n _ = next_sibling n
- let left = first_child
- let right = next_sibling
+let left = first_child
+let right = next_sibling
- let id =
- function { doc=d; node=Node(NC n)} -> node_xml_id d n
- | { doc=d; node=Node(SC (i,_) )} -> text_xml_id d i
- | _ -> -1 (*
- Format.fprintf Format.err_formatter "Failure id on %s\n%!" (nts x.node);
- failwith "id" *)
-
- let tag =
- function { node=Node(SC _) } -> Tag.pcdata
- | { doc=d; node=Node(NC n)} -> tag_id d n
- | _ -> failwith "tag"
+let id t =
+ match t.node with
+ | Node(n) -> tree_node_xml_id t.doc n
+ | Text(i,_) -> tree_text_xml_id t.doc i
+ | _ -> -1
+
+let tag t =
+ match t.node with
+ | Text(_) -> Tag.pcdata
+ | Node(n) -> tree_tag_id t.doc n
+ | _ -> failwith "tag"
+(*
let string_below t id =
let strid = parent_doc t.doc id in
match t.node with
| { doc=d; node=Node(NC n) } -> { t with node = norm (tagged_desc d n tag) }
| _ -> { t with node=Nil }
-
- let tagged_next t tb tf s =
- match s with
- | { node = Node (NC(below)) } -> begin
- match t with
- | { doc = d; node=Node(NC n) } ->
- { t with node= norm (tagged_next d n (Ptset.to_int_vector tb) (Ptset.to_int_vector tf) below) }
- | { doc = d; node=Node(SC (i,n) ) } when is_nil n ->
- let p = parent_doc d i in
- { t with node= norm (tagged_next d p (Ptset.to_int_vector tb) (Ptset.to_int_vector tf) below) }
- | { doc = d; node=Node(SC (_,n) ) } ->
- if Ptset.mem (tag_id d n) (Ptset.union tb tf)
- then { t with node=Node(NC(n)) }
- else
- let vb = Ptset.to_int_vector tb in
- let vf = Ptset.to_int_vector tf in
- let node =
- let dsc = tagged_below d n vb vf in
- if is_nil dsc
- then tagged_next d n vb vf below
- else dsc
- in
- { t with node = norm node }
- | _ -> {t with node=Nil }
- end
-
- | _ -> {t with node=Nil }
-
- let tagged_foll_only t tf s =
- match s with
- | { node = Node (NC(below)) } -> begin
- match t with
- | { doc = d; node=Node(NC n) } ->
- { t with node= norm (tagged_foll_only d n (Ptset.to_int_vector tf) below) }
- | { doc = d; node=Node(SC (i,n) ) } when is_nil n ->
- let p = parent_doc d i in
- { t with node= norm (tagged_foll_only d p (Ptset.to_int_vector tf) below) }
- | { doc = d; node=Node(SC (_,n) ) } ->
- if Ptset.mem (tag_id d n) tf
- then { t with node=Node(NC(n)) }
- else
- let vf = Ptset.to_int_vector tf in
- let node =
- let dsc = tagged_desc_only d n vf in
- if is_nil dsc
- then tagged_foll_only d n vf below
- else dsc
- in
- { t with node = norm node }
- | _ -> {t with node=Nil }
- end
-
- | _ -> {t with node=Nil }
-
+*)
+let select_next tb tf t s =
+ match s.node with
+ | Node (below) -> begin
+ match t.node with
+ | Node( n) ->
+ { t with node = norm (tree_select_next t.doc n (Ptset.to_int_vector tb) (Ptset.to_int_vector tf) below) }
+ | Text (i,n) when equal_node nil n ->
+ let p = tree_parent_doc t.doc i in
+ { t with node = norm (tree_select_next t.doc p (Ptset.to_int_vector tb) (Ptset.to_int_vector tf) below) }
+ | Text(_,n) ->
+ if Ptset.mem (tree_tag_id t.doc n) (Ptset.union tb tf)
+ then { t with node=Node(n) }
+ else
+ let vb = Ptset.to_int_vector tb in
+ let vf = Ptset.to_int_vector tf in
+ let node =
+ let dsc = tree_select_below t.doc n vb vf in
+ if equal_node nil dsc
+ then tree_select_next t.doc n vb vf below
+ else dsc
+ in
+ { t with node = norm node }
+ | _ -> {t with node = Nil }
+ end
+
+ | _ -> { t with node = Nil }
- let tagged_below t tc td =
- match t with
- | { doc = d; node=Node(NC n) } ->
- let vc = Ptset.to_int_vector tc
- in
- let vd = Ptset.to_int_vector td
- in
- { t with node= norm(tagged_below d n vc vd) }
- | _ -> { t with node=Nil }
+
- let tagged_desc_only t td =
- match t with
- | { doc = d; node=Node(NC n) } ->
- let vd = Ptset.to_int_vector td
- in
- { t with node= norm(tagged_desc_only d n vd) }
- | _ -> { t with node=Nil }
+ let select_foll_only tf t s =
+ match s.node with
+ | Node (below) ->
+ begin
+ match t.node with
+ | Node(n) ->
+ { t with node= norm (tree_select_foll_only t.doc n (Ptset.to_int_vector tf) below) }
+ | Text(i,n) when equal_node nil n ->
+ let p = tree_parent_doc t.doc i in
+ { t with node= norm (tree_select_foll_only t.doc p (Ptset.to_int_vector tf) below) }
+ | Text(_,n) ->
+ if Ptset.mem (tree_tag_id t.doc n) tf
+ then { t with node=Node(n) }
+ else
+ let vf = Ptset.to_int_vector tf in
+ let node =
+ let dsc = tree_select_desc_only t.doc n vf in
+ if tree_is_nil dsc
+ then tree_select_foll_only t.doc n vf below
+ else dsc
+ in
+ { t with node = norm node }
+ | _ -> { t with node = Nil }
+ end
+ | _ -> {t with node=Nil }
+
+let select_below tc td t=
+ match t.node with
+ | Node( n) ->
+ let vc = Ptset.to_int_vector tc
+ in
+ let vd = Ptset.to_int_vector td
+ in
+ { t with node= norm(tree_select_below t.doc n vc vd) }
+ | _ -> { t with node=Nil }
- let last_idx = ref 0
- let array_find a i j =
- let l = Array.length a in
- let rec loop idx x y =
- if x > y || idx >= l then Text.nil
+
+let select_desc_only td t =
+ match t.node with
+ | Node(n) ->
+ let vd = Ptset.to_int_vector td
+ in
+ { t with node = norm(tree_select_desc_only t.doc n vd) }
+ | _ -> { t with node = Nil }
+
+
+let tagged_desc tag t =
+ match t.node with
+ | Node(n) ->
+ { t with node = norm(tree_tagged_desc t.doc n tag) }
+ | _ -> { t with node = Nil }
+
+
+let tagged_foll_below tag t s =
+ match s.node with
+ | Node (below) ->
+ begin
+ match t.node with
+ | Node(n) ->
+ { t with node= norm (tree_tagged_foll_below t.doc n tag below) }
+ | Text(i,n) when equal_node nil n ->
+ let p = tree_prev_doc t.doc i in
+ { t with node= norm (tree_tagged_foll_below t.doc p tag below) }
+ | Text(_,n) ->
+ if (tree_tag_id t.doc n) == tag
+ then { t with node=Node(n) }
+ else
+ let node =
+ let dsc = tree_tagged_desc t.doc n tag in
+ if tree_is_nil dsc
+ then tree_tagged_foll_below t.doc n tag below
+ else dsc
+ in
+ { t with node = norm node }
+ | _ -> { t with node = Nil }
+ end
+ | _ -> {t with node=Nil }
+
+
+let last_idx = ref 0
+let array_find a i j =
+ let l = Array.length a in
+ let rec loop idx x y =
+ if x > y || idx >= l then nil
else
- if a.(idx) >= x then if a.(idx) > y then Text.nil else (last_idx := idx;a.(idx))
+ if a.(idx) >= x then if a.(idx) > y then nil else (last_idx := idx;a.(idx))
else loop (idx+1) x y
- in
- if a.(0) > j || a.(l-1) < i then Text.nil
- else loop !last_idx i j
-
+ in
+ if a.(0) > j || a.(l-1) < i then nil
+ else loop !last_idx i j
+
+
- let text_below t =
- let l = Array.length !contains_array in
- if l = 0 then { t with node=Nil }
- else
- match t with
- | { doc = d; node=Node(NC n) } ->
- let i,j = doc_ids t.doc n in
- let id = array_find !contains_array i j
- in
- if id == Text.nil then
- { t with node=Nil }
- else
- {t with node = Node(SC(id, Tree.next_sibling d (Tree.prev_doc d id))) }
- | _ -> { t with node=Nil }
-
- let text_next t root =
- let l = Array.length !contains_array in
- if l = 0 then { t with node=Nil }
- else
- let inf = match t with
- | { doc =d; node = Node(NC n) } -> snd(doc_ids d n)+1
- | { node = Node(SC(i,_)) } -> i+1
- | _ -> assert false
- in
- match root with
- | { doc = d; node= Node (NC n) } ->
- let _,j = doc_ids t.doc n in
-
- let id = array_find !contains_array inf j
- in
- if id == Text.nil then { doc = d; node= Nil }
- else
- {doc = d; node = Node(SC(id,Tree.next_sibling d (Tree.prev_doc d id))) }
- | _ -> { t with node=Nil}
+let text_below t =
+ let l = Array.length !contains_array in
+ if l = 0 then { t with node=Nil }
+ else
+ match t.node with
+ | Node(n) ->
+ let i,j = tree_doc_ids t.doc n in
+ let id = array_find !contains_array i j
+ in
+ if id == nil then
+ { t with node=Nil }
+ else
+ { t with node = Text(id, tree_next_sibling t.doc (tree_prev_doc t.doc id)) }
+ | _ -> { t with node = Nil }
+
+let text_next t root =
+ let l = Array.length !contains_array in
+ if l = 0 then { t with node=Nil }
+ else
+ let inf = match t.node with
+ | Node(n) -> snd(tree_doc_ids t.doc n)+1
+ | Text(i,_) -> i+1
+ | _ -> assert false
+ in
+ match root.node with
+ | Node (n) ->
+ let _,j = tree_doc_ids t.doc n in
+ let id = array_find !contains_array inf j
+ in
+ if id == nil then { t with node= Nil }
+ else
+ { t with node = Text(id,tree_next_sibling t.doc (tree_prev_doc t.doc id)) }
+ | _ -> { t with node = Nil}
-
+(*
let subtree_tags t tag =
match t with
{ doc = d; node = Node(NC n) } ->
subtree_tags d n tag
| _ -> 0
- let tagged_desc_array = ref [| |]
+ let select_desc_array = ref [| |]
let idx = ref 0
let init_tagged_next t tagid =
let count_contains t s = Text.count_contains t.doc s
- let count t s = Text.count t.doc s
+*)
+ let count t s = text_count t.doc s
+(*
let is_left t =
if is_root t then false
else
else
let u = left (parent t) in
(id t) == (id u)
-
- let print_xml_fast outc t =
- let rec loop ?(print_right=true) t = match t.node with
- | Nil -> ()
- | String (s) -> output_string outc (Text.get_text t.doc s)
- | Node _ when Tag.equal (tag t) Tag.pcdata ->
- loop (left t);
- if print_right then loop (right t)
-
- | Node (_) ->
- let tg = Tag.to_string (tag t) in
- let l = left t
- and r = right t
- in
- output_char outc '<';
- output_string outc tg;
- ( match l.node with
- Nil -> output_string outc "/>"
- | String _ -> assert false
- | Node(_) when Tag.equal (tag l) Tag.attribute ->
- (loop_attributes (left l);
- match (right l).node with
- | Nil -> output_string outc "/>"
- | _ ->
- output_char outc '>';
- loop (right l);
- output_string outc "</";
- output_string outc tg;
- output_char outc '>' )
- | _ ->
- output_char outc '>';
- loop l;
- output_string outc "</";
- output_string outc tg;
- output_char outc '>'
- );if print_right then loop r
- and loop_attributes a =
-
+*)
+ let print_xml_fast outc t =
+ let rec loop ?(print_right=true) t =
+ match t.node with
+ | Nil -> ()
+ | Text(i,n) -> output_string outc (text_get_text t.doc i);
+ if print_right
+ then loop (left t)
+ | Node (n) ->
+ let tg = Tag.to_string (tag t) in
+ let l = left t
+ and r = right t
+ in
+ output_char outc '<';
+ output_string outc tg;
+ ( match l.node with
+ Nil -> output_string outc "/>"
+ | Node(_) when Tag.equal (tag l) Tag.attribute ->
+ (loop_attributes (left l);
+ match (right l).node with
+ | Nil -> output_string outc "/>"
+ | _ ->
+ output_char outc '>';
+ loop (right l);
+ output_string outc "</";
+ output_string outc tg;
+ output_char outc '>' )
+ | _ ->
+ output_char outc '>';
+ loop l;
+ output_string outc "</";
+ output_string outc tg;
+ output_char outc '>'
+ );if print_right then loop r
+ and loop_attributes a =
match a.node with
| Node(_) ->
let value =
match (left a).node with
- | Nil -> ""
- | _ -> string (left(left a))
+ | Text(i,_) -> text_get_text a.doc i
+ | _ -> assert false
in
output_char outc ' ';
output_string outc (Tag.to_string (tag a));
output_string outc value;
output_char outc '"';
loop_attributes (right a)
- | _ -> ()
- in
+ | _ -> ()
+ in
loop ~print_right:false t
-
-
- let print_xml_fast outc t =
- if Tag.to_string (tag t) = "" then
- print_xml_fast outc (first_child t)
- else print_xml_fast outc t
-
-
-
-
-
- let traversal t = Tree.traversal t.doc
- let full_traversal t =
- let rec aux n =
- match n.node with
- | Nil -> ()
- | String i -> () (*ignore(Text.get_text t.doc i) *)
- | Node(_) ->
- (* tag_id n; *)
- aux (first_child n);
- aux (next_sibling n)
- in aux t
-
- let print_stats _ = ()
- end
-
-end
-
-
-
-IFDEF DEBUG
-THEN
-module DEBUGTREE
- = struct
-
- let _timings = Hashtbl.create 107
-
-
- let time _ref f arg =
- let t1 = Unix.gettimeofday () in
- let r = f arg in
- let t2 = Unix.gettimeofday () in
- let t = (1000. *.(t2 -. t1)) in
-
- let (time,count) = try
- Hashtbl.find _timings _ref
- with
- | Not_found -> 0.,0
- in
- let time = time+. t
- and count = count + 1
- in
- Hashtbl.replace _timings _ref (time,count);r
-
- include XML.Binary
-
-
- let first_child_ doc node =
- time ("XMLTree.FirstChild()") (XML.Tree.first_child doc) node
- let next_sibling_ doc node =
- time ("XMLTree.NextSibling()") (XML.Tree.next_sibling doc) node
-
- let is_empty_ text node =
- time ("TextCollection.IsEmpty()") (XML.Text.is_empty text) node
-
- let prev_text_ doc node =
- time ("XMLTree.PrevText()") (XML.Tree.prev_text doc) node
-
- let my_text_ doc node =
- time ("XMLTree.MyText()") (XML.Tree.my_text doc) node
-
- let next_text_ doc node =
- time ("XMLTree.NextText()") (XML.Tree.next_text doc) node
-
- let is_leaf_ doc node =
- time ("XMLTree.IsLeaf()") (XML.Tree.is_leaf doc ) node
-
- let node_xml_id_ doc node =
- time ("XMLTree.NodeXMLId()") (XML.Tree.node_xml_id doc ) node
-
- let text_xml_id_ doc node =
- time ("XMLTree.TextXMLId()") (XML.Tree.text_xml_id doc ) node
-
-
- let first_child n =
- let node' =
- match n.node with
- | Node (NC t) when is_leaf_ n.doc t ->
- let txt = my_text_ n.doc t in
- if is_empty_ n.doc txt
- then Nil
- else Node(SC (txt,XML.Tree.nil))
- | Node (NC t) ->
- let fs = first_child_ n.doc t in
- let txt = prev_text_ n.doc fs in
- if is_empty_ n.doc txt
- then norm fs
- else Node (SC (txt, fs))
- | Node(SC (i,_)) -> String i
- | Nil | String _ -> failwith "first_child"
- in
- { n with node = node'}
-
- let next_sibling n =
- let node' =
- match n.node with
- | Node (SC (_,ns)) -> norm ns
- | Node(NC t) ->
- let ns = next_sibling_ n.doc t in
- let txt =
- if XML.Tree.is_nil ns then
- next_text_ n.doc t
- else prev_text_ n.doc ns
- in
- if is_empty_ n.doc txt
- then norm ns
- else Node (SC (txt, ns))
- | Nil | String _ -> failwith "next_sibling"
- in
- { n with node = node'}
-
- let id =
- function { doc=d; node=Node(NC n)} -> node_xml_id_ d n
- | { doc=d; node=Node(SC (i,_) )} -> text_xml_id_ d i
- | _ -> failwith "id"
-
- (* Wrapper around critical function *)
- let string t = time ("TextCollection.GetText()") (string) t
- let left = first_child
- let right = next_sibling
- let tag t = time ("XMLTree.GetTag()") (tag) t
-
- let print_stats ppf =
- let total_time,total_calls =
- Hashtbl.fold (fun _ (t,c) (tacc,cacc) ->
- tacc+. t, cacc + c) _timings (0.,0)
-
- in
- Format.fprintf ppf
- "Timing : Function Name, number of calls,%% of total calls, mean time, total time, %% of total time\n%!";
- Hashtbl.iter (fun name (time,count) ->
- Format.fprintf ppf "%-27s% 8d\t% 4.2f%%\t% 4.6f ms\t% 4.6f ms\t%04.2f%%\n%!"
- name
- count
- (100. *. (float_of_int count)/.(float_of_int total_calls))
- (time /. (float_of_int count))
- time
- (100. *. time /. total_time)) _timings;
- Format.fprintf ppf "-------------------------------------------------------------------\n";
- Format.fprintf ppf "%-27s% 8d\t% 4.0f%%\t########## ms\t% 4.6f ms\t% 4.0f%%\n%!"
- "Total" total_calls 100. total_time 100.
-
-
- let print_xml_fast outc t =
- let rec loop ?(print_right=true) t = match t.node with
- | Nil -> ()
- | String (s) -> output_string outc (string t)
- | Node _ when Tag.equal (tag t) Tag.pcdata -> loop (left t); loop (right t)
-
- | Node (_) ->
- let tg = Tag.to_string (tag t) in
- let l = left t
- and r = right t
- in
- output_char outc '<';
- output_string outc tg;
- ( match l.node with
- Nil -> output_string outc "/>"
- | String _ -> assert false
- | Node(_) when Tag.equal (tag l) Tag.attribute ->
- (loop_attributes (left l);
- match (right l).node with
- | Nil -> output_string outc "/>"
- | _ ->
- output_char outc '>';
- loop (right l);
- output_string outc "</";
- output_string outc tg;
- output_char outc '>' )
- | _ ->
- output_char outc '>';
- loop l;
- output_string outc "</";
- output_string outc tg;
- output_char outc '>'
- );if print_right then loop r
- and loop_attributes a =
-
- match a.node with
- | Node(_) ->
- let value =
- match (left a).node with
- | Nil -> ""
- | _ -> string (left(left a))
- in
- output_char outc ' ';
- output_string outc (Tag.to_string (tag a));
- output_string outc "=\"";
- output_string outc value;
- output_char outc '"';
- loop_attributes (right a)
- | _ -> ()
- in
- loop ~print_right:false t
-
-
+
let print_xml_fast outc t =
if Tag.to_string (tag t) = "" then
print_xml_fast outc (first_child t)
else print_xml_fast outc t
-
+let tags_below t tag =
+ fst(Hashtbl.find t.ttable tag)
-end
+let tags_after t tag =
+ snd(Hashtbl.find t.ttable tag)
-module Binary = DEBUGTREE
-ELSE
-module Binary = XML.Binary
-END (* IFDEF DEBUG *)
+let tags t tag = Hashtbl.find t.ttable tag
-(******************************************************************************)
-(* SXSI : XPath evaluator *)
-(* Kim Nguyen (Kim.Nguyen@nicta.com.au) *)
-(* Copyright NICTA 2008 *)
-(* Distributed under the terms of the LGPL (see LICENCE) *)
-(******************************************************************************)
-module type BINARY =
-sig
- type node_content
- type string_content
- type descr = Nil| Node of node_content | String of string_content
- type t
- val parse_xml_uri : string -> t
- val parse_xml_string : string -> t
- val save : t -> string -> unit
- val load : ?sample:int -> string -> t
- val tag_pool : t -> Tag.pool
- val string : t -> string
- val descr : t -> descr
- val is_node : t -> bool
- val left : t -> t
- val right : t -> t
- val first_child : t -> t
- val next_sibling : t -> t
- val parent : t -> t
- val root : t -> t
- val is_root : t -> bool
- val id : t -> int
- val tag : t -> Tag.t
- val print_xml_fast : out_channel -> t -> unit
- val compare : t -> t -> int
- val equal : t -> t -> bool
- module DocIdSet :
- sig
- include Set.S
- end with type elt = string_content
- val string_below : t -> string_content -> bool
- val contains : t -> string -> DocIdSet.t
- val contains_old : t -> string -> DocIdSet.t
- val contains_iter : t -> string -> DocIdSet.t
- val count_contains : t -> string -> int
- val count : t -> string -> int
- val dump : t -> unit
- val get_string : t -> string_content -> string
- val has_tagged_desc : t -> Tag.t -> bool
- val has_tagged_foll : t -> Tag.t -> bool
- val tagged_desc : t -> Tag.t -> t
- val tagged_foll : t -> Tag.t -> t
- val tagged_below : t -> Ptset.t -> Ptset.t -> t
- val tagged_next : t -> Ptset.t -> Ptset.t -> t -> t
- val tagged_desc_only : t -> Ptset.t -> t
- val tagged_foll_only : t -> Ptset.t -> t -> t
- val text_below : t -> t
- val text_next : t -> t -> t
- val init_tagged_next : t -> Tag.t -> unit
- val subtree_tags : t -> Tag.t -> int
- val is_left : t -> bool
- val print_id : Format.formatter -> t -> unit
- val test_xml_tree : Format.formatter -> Ptset.t -> t -> unit
- val init_contains : t -> string -> unit
- val init_naive_contains : t -> string -> unit
- val mk_nil : t -> t
- val test_jump : t -> Tag.t -> unit
- val time_xml_tree : t -> Tag.t -> int list
- val time_xml_tree2 : t -> Tag.t -> int list
-end
-
-module Binary : BINARY
-
-IFDEF DEBUG
-THEN
-module DEBUGTREE : sig
- include BINARY
- val print_stats : Format.formatter -> unit
-end
-ENDIF
+type t
+val init_contains : t -> string -> unit
+val init_naive_contains : t -> string -> unit
+val is_nil : t -> bool
+val is_node : t -> bool
+val parse_xml_uri : string -> t
+val parse_xml_string : string -> t
+val save : t -> string -> unit
+val load : ?sample:int -> string -> t
+val tag_pool : t -> Tag.pool
+val compare : t -> t -> int
+val equal : t -> t -> bool
+val mk_nil : t -> t
+val root : t -> t
+val is_root : t -> bool
+val parent : t -> t
+val first_child : t -> t
+val next_sibling : t -> t
+val next_sibling_ctx : t -> t -> t
+val left : t -> t
+val right : t -> t
+val id : t -> int
+val tag : t -> Tag.t
+val text_below : t -> t
+val text_next : t -> t -> t
+val tagged_desc : Tag.t -> t -> t
+val tagged_foll_below : Tag.t -> t -> t -> t
+val select_desc_only : Ptset.t -> t -> t
+val select_foll_only : Ptset.t -> t -> t -> t
+val select_below : Ptset.t -> Ptset.t -> t -> t
+val select_next : Ptset.t -> Ptset.t -> t -> t -> t
+val count : t -> string -> int
+val print_xml_fast : out_channel -> t -> unit
+val node_child : t -> t
+val node_sibling : t -> t
+val node_sibling_ctx : t -> t -> t
+val tags_below : t -> Tag.t -> Ptset.t
+val tags_after : t -> Tag.t -> Ptset.t
+val tags : t -> Tag.t -> Ptset.t*Ptset.t
(* Distributed under the terms of the LGPL (see LICENCE) *)
(******************************************************************************)
-let collect_tags v =
- let rec aux acc v =
- if Tree.Binary.is_node v
- then
- let tag = Tree.Binary.tag v
- in
- let acc = aux (Ptset.add tag acc) (Tree.Binary.first_child v)
- in
- aux (Ptset.add tag acc) (Tree.Binary.next_sibling v)
- else acc
- in
- aux Ptset.empty v
-;;
if Array.length (Sys.argv) <> 2
let doc =
try
- Tree.Binary.load Sys.argv.(1)
+ Tree.load Sys.argv.(1)
with
| _ ->
( try
- Tree.Binary.parse_xml_uri Sys.argv.(1)
+ Tree.parse_xml_uri Sys.argv.(1)
with
| _ ->(
Printf.printf "Error parsing document\n";
exit 2))
;;
-let _ = Tag.init (Tree.Binary.tag_pool doc)
-;;
-(*
- let tags = (collect_tags doc)
- ;;
-(*
-let _ = Tree.Binary.test_xml_tree Format.std_formatter tags doc
-;;
-let _ = Printf.printf "Testing //a with jumping\n"
-;;
-*)
-let rec test_a dir t acc ctx =
- if Tree.Binary.is_node t
- then
- let acc =
- if (Tree.Binary.tag t) == (Tag.tag "a")
- then Ata.TS.cons t acc
- else acc
- in
- let first = Tree.Binary.tagged_below t Ptset.empty (Ptset.singleton (Tag.tag "a"))
- and next = Tree.Binary.tagged_next t Ptset.empty (Ptset.singleton (Tag.tag "a")) ctx
- in
- let _ =
- Printf.printf "t is :";
- Tree.Binary.print_xml_fast stdout t;
- Printf.printf " called from %s of " (if dir then "below" else "next");
- Tree.Binary.print_xml_fast stdout ctx;
- if (Tree.Binary.is_node next)
- then begin
- Printf.printf ", Next a is %!";
- Tree.Binary.print_xml_fast stdout next;
- end
- else
- Printf.printf ", Next a is empty!";
- print_newline();
- in
- test_a false next (test_a true first acc t) t
- else acc
-;;
-let rec test_text dir t acc ctx =
- if Tree.Binary.is_node t
- then
- let acc =
- if (Tree.Binary.tag t) == (Tag.pcdata)
- then Ata.TS.cons t acc
- else acc
- in
- let first = Tree.Binary.text_below t
- and next = Tree.Binary.text_next t ctx
- in
- (*
- let _ =
- Printf.printf "t is :";
- Tree.Binary.print_xml_fast stdout t;
- Printf.printf " called from %s of " (if dir then "below" else "next");
- Tree.Binary.print_xml_fast stdout ctx;
- if (Tree.Binary.is_node first)
- then begin
- Printf.printf "First (text) is %!";
- Tree.Binary.print_xml_fast stdout first;
- end
- else
- Printf.printf "First (text) is empty!";
- if (Tree.Binary.is_node next)
- then begin
- Printf.printf ", Next (text) is %!";
- Tree.Binary.print_xml_fast stdout next;
- end
- else
- Printf.printf ", Next (text) is empty!";
- print_newline();
- in *)
- test_text false next (test_text true first acc t) ctx
- else acc
+let full_traversal tree =
+ let rec loop t =
+ if Tree.is_node t
+ then
+ begin
+ (*ignore (Tree.tag t); *)
+ loop (Tree.node_child t);
+ loop (Tree.node_sibling t);
+ end
+ in loop tree
;;
-(*
-let r = test_a true doc Ata.TS.empty doc;;
-(*
-let _ = Printf.printf "==> %i nodes\n" (Ata.TS.length r)
-let _ = Ata.TS.iter (fun t -> Tree.Binary.print_xml_fast stdout t; print_newline();) r
+
-*)
-let _ = Tree.Binary.init_contains doc "car"
+let _ = Tag.init (Tree.tag_pool doc)
-let r = test_text true doc Ata.TS.empty doc
-let _ = Printf.printf "==> %i nodes\n" (Ata.TS.length r)
-(* let _ = Ata.TS.iter (fun t -> Tree.Binary.print_xml_fast stdout t; print_newline();) r *)
-;;
-
-*) *)
let time f x =
let t1 = Unix.gettimeofday () in
let r = f x in
Printf.eprintf " %fms\n%!" t ;
r
;;
-let _ = Printf.eprintf "Timing full //keyword ... "
-let x = List.length (time (Tree.Binary.time_xml_tree doc) (Tag.tag "keyword"))
-let _ = Printf.eprintf "Timing jump //keyword ... "
-let y = List.length (time (Tree.Binary.time_xml_tree2 doc) (Tag.tag "keyword"))
-let _ = Printf.eprintf "coherant : %b\n" (x=y)
+let _ = Printf.eprintf "Timing traversal ... ";;
+let _ = time (full_traversal) doc
+;;
tr_aux : (Ata.state,int*(Ata.transition list)) Hashtbl.t;
mutable entry_points : (Tag.t*Ptset.t) list;
mutable contains : string option;
+ mutable univ_states : Ata.state list;
}
let dummy_conf = { st_root = -1;
st_univ = -1;
tr_aux = Hashtbl.create 0;
entry_points = [];
contains = None;
+ univ_states = [];
}
(if mark then replace old_dst f else f)
*& pred *&
(if mark then Ata.true_ else (_l dir) ** q_dst),
- `True)::acc)
+ false)::acc)
l l
in Hashtbl.replace conf.tr q_src (num,l2)
with Not_found -> ()
let _ = if axis=Descendant then
add_trans num conf.tr_aux (
?< q_src><@ ((if ex||nrec then TagSet.diff TagSet.star test
- else TagSet.star),false,
- `True )>=> `LLeft ** q_src )
+ else TagSet.star),false)>=> `LLeft ** q_src )
in
let t3 =
?< q_src><@ ((if ex then TagSet.diff TagSet.any test
- else TagSet.any), false, `True )>=>
- if ex then ( Ata.atom_ `Left false q_src) *& right ** q_src
+ else TagSet.any), false)>=>
+ if ex then right ** q_src
else (if axis=Descendant then `RRight else `Right) ** q_src
in
let _ = add_trans num conf.tr_aux t3
let _ = match annot_path with
| (((Parent|Ancestor|AncestorOrSelf),_,_),_)::_ -> conf.final_state <- Ptset.add qdst conf.final_state
| _ -> ()
- in
+ in let _ = conf.univ_states <- a_dst::conf.univ_states in
(a_st,anc_st,par_st,pre_st,idx, ((ret_dir) ** q))
| True -> states,Ptset.empty,Ptset.empty,Ptset.empty,idx,Ata.true_
| False -> states,Ptset.empty,Ptset.empty,Ptset.empty,idx,Ata.false_
tr = Hashtbl.create 5;
tr_aux = Hashtbl.create 5;
entry_points = [];
- contains = None
+ contains = None;
+ univ_states = [];
}
in
let q0 = Ata.mk_state() in
Ata.states = if has_backward then Ptset.add config.st_from_root a_st else a_st;
Ata.init = Ptset.singleton config.st_root;
Ata.final = Ptset.union anc_st config.final_state;
- Ata.universal = Ptset.singleton a_dst;
+ Ata.universal = Ptset.add a_dst (Ptset.from_list config.univ_states);
Ata.phi = phi;
- Ata.delta = Hashtbl.create 17;
Ata.sigma = Ata.HTagSet.create 17;
},config.entry_points,!contains