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else if(osName.equals("Linux"))
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    cmd[2] = "mysqldump --opt -u root yh_tpl > "+backup_path+filename+".sql";
    Process ps = Runtime.getRuntime().exec(cmd); 
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String path = "C:/±¨±í_20040504.xls";
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String path = "C:/Documents and Settings/Giles/×ÀÃæ/±¨±í_20040504.xls";
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