public List_adp Load(
Xomp_mgr_db mgr_db, String machine_name, List_adp list, int list_idx, int list_len) {
List_adp rv = List_adp_.New();
// add remaining pages from old pool to new_pool;
for (int i = list_idx; i < list_len; ++i) {
rv.Add((Xomp_page_itm) list.Get_at(i));
}
// load pages into new pool
Xomp_lock_mgr lock_mgr = mgr_db.Lock_mgr();
int uid_db = lock_mgr.Uid_prv__get(machine_name);
if (uid_db == Xomp_lock_mgr__fsys.Uid__eos)
return rv; // assert that uids must be incrementally larger; handle one machine reaching end,
// and putting -1 in queue;
int uid_new = 0;
try {
uid_new = this.Load_from_db(rv, uid_db);
} finally {
lock_mgr.Uid_prv__rls(machine_name, uid_new);
}
if (show_msg__fetched_pool)
Gfo_usr_dlg_.Instance.Note_many(
"", "", "fetched new pool: old=~{0} new=~{1}", uid_db, uid_new);
return rv;
}
private int Load_from_db(List_adp list, int uid_prv) {
// prepare for page_tbl
String sql =
String_.Format(
String_.Concat_lines_nl_skip_last // ANSI.Y
(
"SELECT mp.xomp_uid",
", pp.page_id",
", pp.page_namespace",
", pp.page_title",
", pp.page_text_db_id",
"FROM xomp_page mp",
" JOIN <page_db>page pp ON mp.page_id = pp.page_id",
"WHERE mp.xomp_uid > {0}",
"AND mp.page_status = 0",
"LIMIT {1}"),
uid_prv,
num_pages_per_load);
this.attach_mgr.Conn_links_(
new Db_attach_itm("page_db", wiki.Data__core_mgr().Db__core().Conn()));
sql = attach_mgr.Resolve_sql(sql);
// run page_tbl
int rv = -1;
Xomp_text_db_loader text_db_loader = new Xomp_text_db_loader(wiki);
attach_mgr.Attach();
Db_rdr rdr = make_conn.Stmt_sql(sql).Exec_select__rls_auto();
try {
while (rdr.Move_next()) {
rv = rdr.Read_int("xomp_uid");
int text_db_id = rdr.Read_int("page_text_db_id");
Xomp_page_itm ppg = new Xomp_page_itm(rdr.Read_int("page_id"));
ppg.Init_by_page(
rdr.Read_int("page_namespace"), rdr.Read_bry_by_str("page_title"), text_db_id);
list.Add(ppg);
text_db_loader.Add(text_db_id, ppg);
}
} finally {
rdr.Rls();
}
attach_mgr.Detach();
text_db_loader.Load();
return rv;
}