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Revision 7766

Added by Matt Jones over 11 years ago

Updated documentation, and added modification date to the sitemap index file entries.

View differences:

src/edu/ucsb/nceas/metacat/Sitemap.java
33 33 
import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
36 38 
import java.util.TimerTask;
37 39 

  		




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import org.apache.log4j.Logger;


  		




  ......




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    /**


  		




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     * Generate all of the sitemap files needed to list the URLs from this


  		




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     * instance of Metacat, using the open sitemap format described here:


  		




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     * 


  		




  
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     *   http://www.sitemaps.org/protocol.html


  		




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     * URLs are written to a single file, unless the maximum number of URLs


  		




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     * allowed inthe sitemap file is exceeded, in which subsequent numbered


  		




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     * files are created.


  		




  
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     * allowed in the sitemap file is exceeded, in which subsequent numbered


  		




  
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     * files are created. An index of the sitemaps is also created.


  		




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     * 


  		




  
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     * The sitemap index can be registered with search index providers such as


  		




  
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     * Google, but beware that it needs to be accessible in a location above the


  		




  
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     * mount point for the service URLs.  By default the files are placed in 


  		




  
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     * {context}/sitemaps, but you will need to expose them at {context}/ for


  		




  
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     * them to be trusted by Google.  See the Sitemaps.org documentation for


  		




  
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     * details.


  		




  
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     * 


  		




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     * @param directory


  		




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     *            an existing File directory in which to write the sitemaps


  		




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     * @param urlRoot


  		




  ......




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            sitemapIndex.write("<sitemap><loc>");


  		




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            sitemapIndex.write(url.toString());


  		




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            sitemapIndex.write("</loc>");


  		




  
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            Date now = new Date();


  		




  
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            SimpleDateFormat fmt = new SimpleDateFormat("yyyy-MM-dd");


  		




  
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            sitemapIndex.write("<lastmod>"+ fmt.format(now) +"</lastmod>");


  		




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            sitemapIndex.write("</sitemap>");


  		




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            sitemapIndex.write("\n");


  		




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            sitemapIndex.flush();


  		












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