Db_cmd_backup.java

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com

XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.

You may use XOWA according to either of these licenses as is most appropriate
for your project on a case-by-case basis.

The terms of each license can be found in the source code repository:

GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx.dbs.utls; import gplx.*; import gplx.dbs.*;
import gplx.core.envs.*;
public class Db_cmd_backup implements Gfo_invk {
	public String DbName() {return dbName;} public Db_cmd_backup DbName_(String val) {dbName = val; return this;} private String dbName = "db";
	public Io_url ExeUrl() {return exeUrl;} public Db_cmd_backup ExeUrl_(Io_url val) {exeUrl = val; return this;} Io_url exeUrl;
	public Io_url BkpDir() {return bkpDir;} public Db_cmd_backup BkpDir_(Io_url val) {bkpDir = val; return this;} Io_url bkpDir;
	public String Usr() {return usr;} public Db_cmd_backup Usr_(String val) {usr = val; return this;} private String usr;
	public String Pwd() {return pwd;} public Db_cmd_backup Pwd_(String val) {pwd = val; return this;} private String pwd;
	public String DteFmt() {return dteFmt;} public Db_cmd_backup DteFmt_(String val) {dteFmt = val; return this;} private String dteFmt = "yyyyMMdd_HHmm";
	public String BkpFilNameFmt() {return bkpFilNameFmt;} public Db_cmd_backup BkpFilNameFmt_(String val) {bkpFilNameFmt = val; return this;} private String bkpFilNameFmt = "{0}_{1}.sql";
	public String BkpFilName() {return bkpFilName;} private String bkpFilName;
	public Io_url BkpFil() {return bkpFil;} Io_url bkpFil;
	public String CmdText() {return cmdText;} private String cmdText;
	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
		if		(ctx.Match(k, Invk_ExeUrl))				return exeUrl;
		else if	(ctx.Match(k, Invk_BkpDir))				return bkpDir;
		else if	(ctx.Match(k, Invk_Usr))				return usr;
		else if	(ctx.Match(k, Invk_Pwd))				return pwd;
		else if	(ctx.Match(k, Invk_DteFmt))				return dteFmt;
		else if	(ctx.Match(k, Invk_BkpFilNameFmt))		return bkpFilNameFmt;
		else if	(ctx.Match(k, Invk_ExeUrl_))			exeUrl = GfoMsgUtl.SetIoUrl(ctx, m, exeUrl);
		else if	(ctx.Match(k, Invk_BkpDir_))			bkpDir = GfoMsgUtl.SetIoUrl(ctx, m, exeUrl);
		else if	(ctx.Match(k, Invk_Usr_))				usr = GfoMsgUtl.SetStr(ctx, m, usr);
		else if	(ctx.Match(k, Invk_Pwd_))				pwd = GfoMsgUtl.SetStr(ctx, m, pwd);
		else if	(ctx.Match(k, Invk_DteFmt_))			dteFmt = GfoMsgUtl.SetStr(ctx, m, dteFmt);
		else if	(ctx.Match(k, Invk_BkpFilNameFmt_))		bkpFilNameFmt = GfoMsgUtl.SetStr(ctx, m, bkpFilNameFmt);
		else	return Gfo_invk_.Rv_unhandled;
		return this;
	}	public static final    String
			  Invk_ExeUrl = "ExeUrl", Invk_BkpDir = "BkpDir", Invk_Usr = "Usr", Invk_Pwd = "Pwd", Invk_DteFmt = "DteFmt", Invk_BkpFilNameFmt = "BkpFilNameFmt"
			, Invk_ExeUrl_ = "ExeUrl_", Invk_BkpDir_ = "BkpDir_", Invk_Usr_ = "Usr_", Invk_Pwd_ = "Pwd_", Invk_DteFmt_ = "DteFmt_", Invk_BkpFilNameFmt_ = "BkpFilNameFmt_"
			;
	public Db_cmd_backup Exec() {
		this.InitVars();
		Io_url bkpCmdFil = bkpDir.GenSubFil_ary("backup_", dbName, ".cmd");
		// Io_url bkpCmdFil = Io_url_.new_dir_("/home/").GenSubFil_ary("backup_", dbName, ".cmd"); // LNX: uncomment
		Io_mgr.Instance.SaveFilStr_args(bkpCmdFil, cmdText).Exec(); // explicitly state utf8; 
		Process_adp.run_wait_(bkpCmdFil);
		Io_mgr.Instance.DeleteFil(bkpCmdFil);
		return this;
	}
	@gplx.Internal protected Db_cmd_backup InitVars() {
		String dteStr = Datetime_now.Get().XtoStr_fmt(dteFmt);
		bkpFilName = String_.Format(bkpFilNameFmt, dbName, dteStr);
		bkpFil = bkpDir.GenSubFil(bkpFilName);
		cmdText = String_.Format("\"{0}\" -u {1} -p{2} {3} > {4}", exeUrl.Xto_api(), usr, pwd, dbName, bkpFil.Xto_api());
		return this;
	}
        public static Db_cmd_backup new_() {return new Db_cmd_backup();} Db_cmd_backup() {}
}