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gnosygnu_xowa/140_dbs/src/gplx/dbs/Db_conn_info__base.java

51 lines
2.0 KiB

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012 gnosygnu@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package gplx.dbs; import gplx.*;
public abstract class Db_conn_info__base implements Db_conn_info {
public Db_conn_info__base(String raw, String db_api, String database) {this.raw = raw; this.db_api = db_api; this.database = database;}
public abstract String Key();
public String Raw() {return raw;} private final String raw;
public String Db_api() {return db_api;} private final String db_api;
public String Database() {return database;} protected final String database;
public abstract Db_conn_info New_self(String raw, Keyval_hash hash);
protected static String Bld_raw(String... ary) {// "a", "b" -> "a=b;"
Bry_bfr bfr = Bry_bfr.reset_(255);
int len = ary.length;
for (int i = 0; i < len; ++i) {
String itm = ary[i];
bfr.Add_str_u8(itm);
bfr.Add_byte(i % 2 == 0 ? Byte_ascii.Eq : Byte_ascii.Semic);
}
return bfr.To_str_and_clear();
}
protected static String Bld_api(Keyval_hash hash, Keyval... xtn_ary) {
Bry_bfr bfr = Bry_bfr.new_();
int len = hash.Count();
for (int i = 0; i < len; ++i) {
Keyval kv = hash.Get_at(i);
bfr.Add_str_u8_fmt("{0}={1};", kv.Key(), kv.Val_to_str_or_empty());
}
for (Keyval xtn : xtn_ary) {
if (hash.Has(xtn.Key())) continue;
bfr.Add_str_u8_fmt("{0}={1};", xtn.Key(), xtn.Val_to_str_or_empty());
}
return bfr.To_str_and_clear();
}
}