Mercurial > hg > ltpda
view m-toolbox/classes/@time/parse.m @ 11:9174aadb93a5 database-connection-manager
Add LTPDA Repository utility functions into utils.repository
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Mon, 05 Dec 2011 16:20:06 +0100 |
parents | f0afece42f48 |
children |
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function msec = parse(str, format, timezone) % second and third arguments are optional if nargin < 3 timezone = ''; end if nargin < 2 format = ''; end % default timezone if isempty(timezone) timezone = time.timezone; end % convert string timezone into java object if ischar(timezone) timezone = java.util.TimeZone.getTimeZone(timezone); end % obtain a java time format description to use for parsing if isempty(format) % infere it from the string format = parse_time_string(str); else % convert a given MATLAB time format into a Java one format = time.matfrmt2javafrmt(format); end % parse the string accordingly to the corrent format and timezone tformat = java.text.SimpleDateFormat(format, java.util.Locale.UK); tformat.setTimeZone(timezone); try % It is necessary to replace 'GMT+03' by 'GMT+03:00' because java % expects the ':00' at the end. str = regexprep(str, '([gG][mM][tT][+-]\d\d?$)', '$1:00'); msec = tformat.parse(str).getTime(); catch error('### unable to parse time string ''%s'' accordingly to format ''%s''', str, format); end end function str = parse_time_string(str) % supported patterns parse = { '\s[gG][mM][tT][+-]?\d\d?$', ' z'; ... % GMT+1 or GMT+12 '\s[gG][mM][tT][+-]?\d\d?:\d\d$', ' z'; ... % GMT+08:12 '\s\w{3}$', ' z'; ... % PST '\s[+-]\d{4}$', ' Z'; ... % +0800 '\d{2}:\d{2}:\d{2}', 'HH:mm:ss'; ... '\d{2}:\d{2}', 'mm:ss'; ... '\d{2} \w{3} \d{4}', 'dd MMM yyyy'; ... '\d{2}-\w{3}-\d{4}', 'dd-MMM-yyyy'; ... '\d{2}.\w{3}.\d{4}', 'dd.MMM.yyyy'; ... '\d{2}-\d{2}-\d{4}', 'dd-MM-yyyy'; ... '\d{2}\.\d{2}\.\d{4}', 'dd.MM.yyyy'; ... '\d{4}-\d{2}-\d{2}', 'yyyy-MM-dd'; ... '\d{4}\.\d{2}\.\d{2}', 'yyyy.MM.dd'; ... '\d{2}-\d{2}', 'MM-dd'; ... '\.\d{1,3}', '.SSS'}; % try to match the patterns to the string and replace % it with the corresponding Java time format descriptor re = parse(:,1); frmt = parse(:,2); str = regexprep(str, re, frmt); end