public Bry_fmtr Keys_(String... ary) {
if (keys == null) keys = Hash_adp_.new_();
else keys.Clear();
int ary_len = ary.length;
for (int i = 0; i < ary_len; i++)
keys.Add(Bry_obj_ref.new_(Bry_.new_u8(ary[i])), Int_obj_val.new_(i));
dirty = true;
return this;
} Hash_adp keys = null;
public class Mem_tbl {
private final List_adp where_rows = List_adp_.New();
private final Hash_adp autonum_hash = Hash_adp_.New();
public Mem_tbl(Dbmeta_tbl_itm meta) {
this.meta = meta;
}
public Dbmeta_tbl_itm Meta() {
return meta;
}
private final Dbmeta_tbl_itm meta;
public final List_adp rows = List_adp_.New();
public int Insert(Mem_stmt stmt) {
Mem_row itm = new Mem_row();
Dbmeta_fld_mgr flds = meta.Flds();
int len = flds.Len();
for (int i = 0; i < len; ++i) {
Dbmeta_fld_itm fld = flds.Get_at(i);
String fld_name = fld.Name();
Object val = fld.Autonum() ? Autonum_calc(fld_name) : stmt.Args_get_by(fld_name);
if (val == null) continue; // NOTE: allow Bulk_insert from test to skip filds
itm.Set_by(fld_name, val);
}
rows.Add(itm);
return 1;
}
private int Autonum_calc(String name) {
Int_obj_ref autonum_itm = (Int_obj_ref) autonum_hash.Get_by(name);
if (autonum_itm == null) {
autonum_itm = Int_obj_ref.New(0);
autonum_hash.Add(name, autonum_itm);
}
return autonum_itm.Val_add();
}
public int Update(Mem_stmt stmt) {
Db_qry_update qry = (Db_qry_update) stmt.Qry();
Criteria where_crt = qry.Where();
if (where_crt == null) where_crt = Criteria_.All;
Mem_stmt_args_.Fill(stmt.Stmt_args(), where_crt);
Select_rows_where(where_rows, stmt, where_crt);
int where_rows_len = where_rows.Count();
String[] update_cols = qry.Cols_for_update();
int update_cols_len = update_cols.length;
for (int i = 0; i < where_rows_len; ++i) {
Mem_row itm = (Mem_row) where_rows.Get_at(i);
for (int j = 0; j < update_cols_len; ++j) itm.Set_by(update_cols[j], stmt.Args_get_at(j));
}
return where_rows_len;
}
public int Delete(Mem_stmt stmt) {
Db_qry_delete qry = (Db_qry_delete) stmt.Qry();
Mem_stmt_args_.Fill(stmt.Stmt_args(), qry.Where());
Select_rows_where(where_rows, stmt, qry.Where());
int where_rows_len = where_rows.Count();
for (int i = 0; i < where_rows_len; ++i) {
Mem_row itm = (Mem_row) where_rows.Get_at(i);
rows.Del(itm);
}
return where_rows_len;
}
public Db_rdr Select(Mem_stmt stmt) {
String[] select = null;
Criteria where = null;
Db_qry__select_in_tbl qry = Db_qry__select_in_tbl.as_(stmt.Qry());
if (qry == null) {
Db_qry__select_cmd qry2 = (Db_qry__select_cmd) stmt.Qry();
select = To_str_ary(qry2.Cols().Flds);
where = qry2.Where_itm().Root;
} else {
select = qry.Select_flds();
where = qry.Where();
}
Mem_stmt_args_.Fill(stmt.Stmt_args(), where);
Select_rows_where(where_rows, stmt, where);
return new Mem_rdr(select, (Mem_row[]) where_rows.To_ary_and_clear(Mem_row.class));
}
private String[] To_str_ary(Sql_select_fld_list flds) {
int len = flds.Len();
String[] rv = new String[len];
for (int i = 0; i < len; ++i) rv[i] = flds.Get_at(i).Fld;
return rv;
}
private void Select_rows_where(List_adp rv, Mem_stmt stmt, Criteria crt) {
rv.Clear();
int rows_len = rows.Count();
for (int i = 0; i < rows_len; ++i) {
Mem_row itm = (Mem_row) rows.Get_at(i);
if (crt.Matches(itm)) rv.Add(itm);
}
}
}
