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<A NAME="dateToString(java.util.Date, org.apache.lucene.document.DateTools.Resolution)"><!-- --></A><H3>
dateToString</H3>
<PRE>
public static <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>dateToString</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date,                                  <A HREF="../../../../org/apache/lucene/document/DateTools.Resolution.html" title="class in org.apache.lucene.document">DateTools.Resolution</A>&nbsp;resolution)</PRE>
<DL>
<DD>Converts a Date to a string suitable for indexing.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>date</CODE> - the date to be converted<DD><CODE>resolution</CODE> - the desired resolution, see  <A HREF="../../../../org/apache/lucene/document/DateTools.html#round(java.util.Date, org.apache.lucene.document.DateTools.Resolution)"><CODE>round(Date, DateTools.Resolution)</CODE></A><DT><B>Returns:</B><DD>a string in format <code>yyyyMMddHHmmssSSS</code> or shorter,  depeding on <code>resolution</code>; using UTC as timezone</DL>
</DD>
</DL>
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<A NAME="timeToString(long, org.apache.lucene.document.DateTools.Resolution)"><!-- --></A><H3>
timeToString</H3>
<PRE>
public static <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>timeToString</B>(long&nbsp;time,                                  <A HREF="../../../../org/apache/lucene/document/DateTools.Resolution.html" title="class in org.apache.lucene.document">DateTools.Resolution</A>&nbsp;resolution)</PRE>
<DL>
<DD>Converts a millisecond time to a string suitable for indexing.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>time</CODE> - the date expressed as milliseconds since January 1, 1970, 00:00:00 GMT<DD><CODE>resolution</CODE> - the desired resolution, see  <A HREF="../../../../org/apache/lucene/document/DateTools.html#round(long, org.apache.lucene.document.DateTools.Resolution)"><CODE>round(long, DateTools.Resolution)</CODE></A><DT><B>Returns:</B><DD>a string in format <code>yyyyMMddHHmmssSSS</code> or shorter,  depeding on <code>resolution</code>; using UTC as timezone</DL>
</DD>
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<A NAME="stringToTime(java.lang.String)"><!-- --></A><H3>
stringToTime</H3>
<PRE>
public static long <B>stringToTime</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;dateString)                         throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/text/ParseException.html" title="class or interface in java.text">ParseException</A></PRE>
<DL>
<DD>Converts a string produced by <code>timeToString</code> or <code>dateToString</code> back to a time, represented as the number of milliseconds since January 1, 1970, 00:00:00 GMT.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>dateString</CODE> - the date string to be converted<DT><B>Returns:</B><DD>the number of milliseconds since January 1, 1970, 00:00:00 GMT<DT><B>Throws:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/text/ParseException.html" title="class or interface in java.text">ParseException</A></CODE> - if <code>dateString</code> is not in the   expected format</DL>
</DD>
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<A NAME="stringToDate(java.lang.String)"><!-- --></A><H3>
stringToDate</H3>
<PRE>
public static <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A> <B>stringToDate</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;dateString)                         throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/text/ParseException.html" title="class or interface in java.text">ParseException</A></PRE>
<DL>
<DD>Converts a string produced by <code>timeToString</code> or <code>dateToString</code> back to a time, represented as a Date object.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>dateString</CODE> - the date string to be converted<DT><B>Returns:</B><DD>the parsed time as a Date object<DT><B>Throws:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/text/ParseException.html" title="class or interface in java.text">ParseException</A></CODE> - if <code>dateString</code> is not in the   expected format</DL>
</DD>
</DL>
<HR>

<A NAME="round(java.util.Date, org.apache.lucene.document.DateTools.Resolution)"><!-- --></A><H3>
round</H3>
<PRE>
public static <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A> <B>round</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date,                         <A HREF="../../../../org/apache/lucene/document/DateTools.Resolution.html" title="class in org.apache.lucene.document">DateTools.Resolution</A>&nbsp;resolution)</PRE>
<DL>
<DD>Limit a date's resolution. For example, the date <code>2004-09-21 13:50:11</code> will be changed to <code>2004-09-01 00:00:00</code> when using <code>Resolution.MONTH</code>.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>resolution</CODE> - The desired resolution of the date to be returned<DT><B>Returns:</B><DD>the date with all values more precise than <code>resolution</code>  set to 0 or 1</DL>
</DD>
</DL>
<HR>

<A NAME="round(long, org.apache.lucene.document.DateTools.Resolution)"><!-- --></A><H3>
round</H3>
<PRE>
public static long <B>round</B>(long&nbsp;time,                         <A HREF="../../../../org/apache/lucene/document/DateTools.Resolution.html" title="class in org.apache.lucene.document">DateTools.Resolution</A>&nbsp;resolution)</PRE>
<DL>
<DD>Limit a date's resolution. For example, the date <code>1095767411000</code> (which represents 2004-09-21 13:50:11) will be changed to  <code>1093989600000</code> (2004-09-01 00:00:00) when using <code>Resolution.MONTH</code>.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>resolution</CODE> - The desired resolution of the date to be returned<DT><B>Returns:</B><DD>the date with all values more precise than <code>resolution</code>  set to 0 or 1, expressed as milliseconds since January 1, 1970, 00:00:00 GMT</DL>
</DD>
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