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[%%prepare_logger]
module Xset = Diffast_misc.Xset
module Storage = Diffast_misc.Storage
open Common
exception Found of string
[%%capture_path
class classtbl_c = object (self)
val stdtbl = Classtbl.stdtbl
val pkg_mem_class_tbl = Hashtbl.create 0
val mutable pkgs = Hashtbl.create 0
val mutable searched_packages = []
val mutable source_dir = None
method set_source_dir d = source_dir <- Some d
method has_source_dir =
match source_dir with
| None -> false
| Some _ -> true
method get_source_dir =
match source_dir with
| None -> raise Not_found
| Some d -> d
method private clear_packages = Hashtbl.clear pkgs
method add_package ?(dir=Storage.dummy_entry) pname =
try
if pname = "" then
raise Exit;
[%debug_log "ADDING PACKAGE \"%s\"" pname];
[%debug_log " dir=%s" dir#path];
Hashtbl.replace pkgs pname dir;
let d, recursive =
if dir == Storage.dummy_entry then begin
match source_dir with
| None -> raise Exit
| Some srcdir -> srcdir, true
end
else
dir, false
in
[%debug_log "SEARCHING %s for \"%s\"..." d#path pname];
let pname_path = pkg_to_path pname in
Storage.scan_dir ~recursive d
(fun ent ->
let path = ent#path in
if String.ends_with ~suffix:".java" path then
if String.ends_with ~suffix:pname_path ent#dirname then
let lname = Filename.chop_extension ent#name in
self#add pname lname
)
with
Exit -> ()
method add_api_package pname =
try
if pname = "" then
raise Exit;
[%debug_log "ADDING API PACKAGE \"%s\"" pname];
Hashtbl.replace pkgs pname Storage.dummy_entry;
with
_ -> ()
method private add pname lname =
[%debug_log "ADDING: \"%s\" -> \"%s\"" pname lname];
let s =
try
Hashtbl.find pkg_mem_class_tbl pname
with
Not_found ->
let s' = Xset.create 1 in
Hashtbl.add pkg_mem_class_tbl pname s';
s'
in
Xset.add s lname
method add_fqn fqn =
let pname, lname = decompose_qname fqn in
self#add pname lname
method private __resolve tbl pname lname =
let mems = Hashtbl.find tbl pname in
if Xset.mem mems lname then
pname^"."^lname
else
raise Not_found
method _resolve lname =
Hashtbl.iter
(fun pkg _ ->
try
raise (Found (self#__resolve pkg_mem_class_tbl pkg lname))
with
Not_found -> ()
) pkgs;
Hashtbl.iter
(fun pkg _ ->
try
raise (Found (self#__resolve stdtbl pkg lname))
with
Not_found -> ()
) pkgs
method resolve lname =
[%debug_log "lname=\"%s\"" lname];
try
self#_resolve lname;
self#__resolve stdtbl "java.lang" lname
with
Found fqn ->
[%debug_log "found: \"%s\"" fqn];
fqn
method is_resolvable lname =
try
let _ = self#resolve lname in
true
with
_ -> false
method is_package qname =
(Hashtbl.mem pkgs qname) || (Hashtbl.mem stdtbl qname)
method get_package_name qname =
[%debug_log "qname=\"%s\"" qname];
let rec find_pkg_prefix tbl qn =
try
let prefix, _ = decompose_qname qn in
if Hashtbl.mem tbl prefix then begin
[%debug_log "found: \"%s\"" prefix];
prefix
end
else
find_pkg_prefix tbl prefix
with
Invalid_argument _ -> raise Not_found
in
try
find_pkg_prefix pkgs qname
with
Not_found ->
[%debug_log "searching stdtbl..."];
find_pkg_prefix stdtbl qname
method _resolve_qualified_type_name pkg qname =
[%debug_log "pkg=%s qname=%s" pkg qname];
if pkg = qname then
failwith "Classinfo#_resolve_qualified_type_name";
let lname = Str.replace_first (Str.regexp_string (pkg^".")) "" qname in
[%debug_log "lname=%s" lname];
let lname = replace_dot_with_dollar lname in
if pkg = "" then
lname
else
pkg^"."^lname
method resolve_qualified_type_name qname =
[%debug_log "qname=%s" qname];
let pkg = self#get_package_name qname in
[%debug_log "pkg=\"%s\"" pkg];
self#_resolve_qualified_type_name pkg qname
end
]