diff options
Diffstat (limited to 'lib/inets/src/ftp/ftp_progress.erl')
-rw-r--r-- | lib/inets/src/ftp/ftp_progress.erl | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/lib/inets/src/ftp/ftp_progress.erl b/lib/inets/src/ftp/ftp_progress.erl deleted file mode 100644 index a6263e5cd7..0000000000 --- a/lib/inets/src/ftp/ftp_progress.erl +++ /dev/null @@ -1,136 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2005-2016. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% -%% -%% Description: This module impements a temporary process that -%% performes progress reporting during file transfer calling a user -%% defined callback function. Its life span is as long as the ftp connection -%% processes that spawned it lives. The purpose of this process is to -%% shild the ftp connection process from errors and time consuming operations -%% in the user defined callback function. - --module(ftp_progress). - -%% Internal API --export([start_link/1, report/2, stop/1]). - -%% Spawn export --export([init/1]). - --include_lib("kernel/include/file.hrl"). - --record(progress, { - file :: string() | 'undefined', - cb_module :: module(), - cb_function :: atom(), - init_progress_term :: term(), - current_progress_term :: term() - }). - -%%%========================================================================= -%%% Internal application API -%%%========================================================================= -%%-------------------------------------------------------------------------- -%% start_link(Options) -> ignore | pid() -%% Options = ignore | {CBModule, CBFunction, InitProgressTerm} -%% -%% Description: Starts the progress report process unless progress reporting -%% should not be performed. -%%-------------------------------------------------------------------------- --type options() :: 'ignore' | {module(), atom(), term()}. --spec start_link(options()) -> 'ignore' | pid(). -start_link(ignore) -> - ignore; -start_link(Options) -> - spawn_link(?MODULE, init, [Options]). - -%%-------------------------------------------------------------------------- -%% report_progress(Pid, Report) -> ok -%% Pid = pid() -%% Report = {local_file, File} | {remote_file, File} | -%% {transfer_size, Size} -%% Size = integer() -%% -%% Description: Reports progress to the reporting process that calls the -%% user defined callback function. -%%-------------------------------------------------------------------------- --type report() :: {'local_file', string()} | {'remote_file', string()} - | {'transfer_size', non_neg_integer()}. --spec report(pid(), report()) -> 'ok'. -report(Pid, Report) -> - Pid ! {progress_report, Report}, - ok. - -%%-------------------------------------------------------------------------- -%% stop(Pid) -> ok -%% Pid = pid() -%% -%% Description: -%%-------------------------------------------------------------------------- --spec stop(pid()) -> 'ok'. -stop(Pid) -> - Pid ! stop, - ok. - -%%%========================================================================= -%%% Internal functions -%%%========================================================================= -init(Options) -> - loop(progress(Options)). - -loop(Progress) -> - receive - {progress_report, Report} -> - NewProgress = report_progress(Report, Progress), - loop(NewProgress); - stop -> - ok - end. - -progress({CBModule, CBFunction, InitProgressTerm}) when is_atom(CBModule), - is_atom(CBFunction) -> - #progress{cb_module = CBModule, - cb_function = CBFunction, - init_progress_term = InitProgressTerm, - current_progress_term = InitProgressTerm}. - -report_progress({local_file, File}, Progress) -> - {ok, FileInfo} = file:read_file_info(File), - report_progress({file_size, FileInfo#file_info.size}, - Progress#progress{file = File}); - -report_progress({remote_file, File}, Progress) -> - report_progress({file_size, unknown}, Progress#progress{file = File}); - -report_progress(Size, #progress{file = File, - cb_module = CBModule, - cb_function = CBFunction, - current_progress_term = Term, - init_progress_term = InitTerm} = Progress) -> - - NewProgressTerm = CBModule:CBFunction(Term, File, Size), - - case Size of - {transfer_size, 0} -> - %% Transfer is compleat reset initial values - Progress#progress{current_progress_term = InitTerm, - file = undefined}; - _ -> - Progress#progress{current_progress_term = NewProgressTerm} - end. |