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84 lines
3.9 KiB
84 lines
3.9 KiB
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx.dbs; import gplx.*;
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import gplx.dbs.engines.nulls.*; import gplx.dbs.engines.mems.*; import gplx.dbs.engines.sqlite.*; import gplx.dbs.engines.tdbs.*;
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import gplx.dbs.engines.mysql.*; import gplx.dbs.engines.postgres.*;
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public class Db_conn_info_ {
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public static final Db_conn_info Null = Noop_conn_info.Instance;
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public static final Db_conn_info Test = Mysql_conn_info.new_("127.0.0.1", "unit_tests", "root", "mysql7760");
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public static Db_conn_info parse(String raw) {return Db_conn_info_pool.Instance.Parse(raw);}
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public static Db_conn_info sqlite_(Io_url url) {return Sqlite_conn_info.load_(url);}
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public static Db_conn_info tdb_(Io_url url) {return Tdb_conn_info.new_(url);}
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public static Db_conn_info mem_(String db) {return Db_conn_info__mem.new_(db);}
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public static final String Key_tdb = Tdb_conn_info.Tid_const;
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}
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class Db_conn_info_pool {
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private Ordered_hash regy = Ordered_hash_.New();
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public Db_conn_info_pool() {
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this.Add(Noop_conn_info.Instance).Add(Tdb_conn_info.Instance).Add(Mysql_conn_info.Instance).Add(Postgres_conn_info.Instance).Add(Sqlite_conn_info.Instance);
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this.Add(Db_conn_info__mem.Instance);
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}
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public Db_conn_info_pool Add(Db_conn_info itm) {regy.Add_if_dupe_use_nth(itm.Tid(), itm); return this;}
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public Db_conn_info Parse(String raw) {// assume each pair has format of: name=val;
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try {
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GfoMsg m = GfoMsg_.new_parse_("db_url");
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String[] terms = String_.Split(raw, ";");
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String url_tid = "";
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for (String term : terms) {
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if (String_.Len(term) == 0) continue;
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String[] kv = String_.Split(term, "=");
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if (String_.Eq(kv[0], "gplx_key"))
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url_tid = kv[1]; // NOTE: do not add to GfoMsg; will not be part of ApiStr
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else
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m.Add(kv[0], kv[1]);
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}
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Db_conn_info prototype = (Db_conn_info)regy.Get_by(url_tid);
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return prototype.New_self(raw, m);
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}
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catch(Exception exc) {throw Err_.new_parse_exc(exc, Db_conn_info.class, raw);}
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}
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public Db_conn_info Parse_or_sqlite_or_fail(String raw) {// assume each pair has format of: name=val;
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GfoMsg msg = GfoMsg_.new_parse_("db_url");
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String[] kvps = String_.Split(raw, ";");
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String cs_tid = null;
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int kvps_len = kvps.length;
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for (int i = 0; i < kvps_len; ++i) {
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String kvp_str = kvps[i];
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if (String_.Len(kvp_str) == 0) continue; // ignore empty; EX: "data source=/db.sqlite;;"
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String[] kvp = String_.Split(kvp_str, "=");
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String key = kvp[0], val = kvp[1];
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if (String_.Eq(key, "gplx_key"))
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cs_tid = val; // NOTE: do not add to GfoMsg; will not be part of ApiStr
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else
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msg.Add(key, val);
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}
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if (cs_tid == null) { // gplx_key not found; try url as sqlite; EX: "/db.sqlite"
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Io_url sqlite_url = null;
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try {sqlite_url = Io_url_.new_any_(raw);}
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catch (Exception exc) {throw Err_.new_exc(exc, "dbs", "invalid connection String", "raw", raw);}
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msg.Clear();
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cs_tid = Sqlite_conn_info.Tid_const;
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msg.Add(Sqlite_conn_info.Cs__data_source, sqlite_url.Raw());
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msg.Add(Sqlite_conn_info.Cs__version , Sqlite_conn_info.Cs__version__3);
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}
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Db_conn_info prototype = (Db_conn_info)regy.Get_by(cs_tid);
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return prototype.New_self(raw, msg);
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}
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public static final Db_conn_info_pool Instance = new Db_conn_info_pool();
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}
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