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extensions/net.sf.basedb.relax/trunk/src/net/sf/basedb/relax/converter/StringToDateConverter.java

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Rev	Date	Author	Line
4395	13 Mar 17	nicklas	1	package net.sf.basedb.relax.converter;
4395	13 Mar 17	nicklas	2
4395	13 Mar 17	nicklas	3	import java.text.DateFormat;
4395	13 Mar 17	nicklas	4	import java.text.ParseException;
4395	13 Mar 17	nicklas	5	import java.util.Date;
4395	13 Mar 17	nicklas	6
7036	10 Feb 23	nicklas	7	import org.apache.commons.lang3.time.FastDateFormat;
7036	10 Feb 23	nicklas	8
4395	13 Mar 17	nicklas	9	/**
4395	13 Mar 17	nicklas	10	Value converter implementation for converting strings with date/time information
7036	10 Feb 23	nicklas	11	to actual date objects. The instance is configured with a {@link FastDateFormat} object
4395	13 Mar 17	nicklas	12	which does the actual conversion. See {@link DateFormat#parse(String)}.
4395	13 Mar 17	nicklas	13	@author nicklas
4395	13 Mar 17	nicklas	14	@since 1.0
4395	13 Mar 17	nicklas	15	*/
4395	13 Mar 17	nicklas	16	public class StringToDateConverter
4395	13 Mar 17	nicklas	17	implements ValueConverter<String, Date>
4395	13 Mar 17	nicklas	18	{
4395	13 Mar 17	nicklas	19
7036	10 Feb 23	nicklas	20	private final FastDateFormat dateFormat;
4395	13 Mar 17	nicklas	21
4395	13 Mar 17	nicklas	22	/**
4395	13 Mar 17	nicklas	23	Create a new string-to-date converter.
4395	13 Mar 17	nicklas	24	@param dateFormat The formatter object used for the actual conversion
4395	13 Mar 17	nicklas	25	*/
7036	10 Feb 23	nicklas	26	public StringToDateConverter(FastDateFormat dateFormat)
4395	13 Mar 17	nicklas	27	{
4395	13 Mar 17	nicklas	28	this.dateFormat = dateFormat;
4395	13 Mar 17	nicklas	29	}
4395	13 Mar 17	nicklas	30
4395	13 Mar 17	nicklas	31	/*
4395	13 Mar 17	nicklas	32	From the ValueConverter interface
4395	13 Mar 17	nicklas	33	---------------------------------
4395	13 Mar 17	nicklas	34	*/
4395	13 Mar 17	nicklas	35	@Override
4395	13 Mar 17	nicklas	36	public Date convert(String value)
4395	13 Mar 17	nicklas	37	{
4395	13 Mar 17	nicklas	38	try
4395	13 Mar 17	nicklas	39	{
4395	13 Mar 17	nicklas	40	return value == null \|\| "".equals(value) ? null : dateFormat.parse(value);
4395	13 Mar 17	nicklas	41	}
4395	13 Mar 17	nicklas	42	catch (ParseException ex)
4395	13 Mar 17	nicklas	43	{
4395	13 Mar 17	nicklas	44	throw new RuntimeException(ex);
4395	13 Mar 17	nicklas	45	}
4395	13 Mar 17	nicklas	46	}
4395	13 Mar 17	nicklas	47	// ------------------------------------
4395	13 Mar 17	nicklas	48
4395	13 Mar 17	nicklas	49	}