Revision 7764
Added by Matt Jones over 11 years ago
| src/edu/ucsb/nceas/metacat/Sitemap.java | ||
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package edu.ucsb.nceas.metacat; |
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import java.io.File; |
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import java.io.FileOutputStream; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.OutputStreamWriter; |
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import java.io.Writer; |
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import java.nio.charset.Charset; |
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import java.sql.PreparedStatement; |
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import java.sql.ResultSet; |
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import java.sql.SQLException; |
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// Loop through all of the documents, and write them to a |
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// sitemap |
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File sitemapFile = null; |
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FileWriter sitemap = null;
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OutputStreamWriter sitemap = null;
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int counter = 0; |
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int fileNumber = 0; |
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while (rs.next()) {
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fileNumber++; |
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sitemapFile = new File(directory, fileRoot + fileNumber |
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+ ".xml"); |
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sitemap = new FileWriter(sitemapFile);
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sitemap = new OutputStreamWriter(new FileOutputStream(sitemapFile), Charset.forName("UTF-8"));
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// Write the sitemap document header for the new file |
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writeSitemapHeader(sitemap); |
| ... | ... | |
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} |
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stmt.close(); |
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writeSitemapFooter(sitemap); |
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writeSitemapIndex(fileNumber); |
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} catch (SQLException e) {
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logMetacat.warn("Error while writing to the sitemap file: "
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+ e.getMessage()); |
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String header = "<urlset xmlns=\"http://www.sitemaps.org/schemas/sitemap/0.9\"\n" + |
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"xmlns:sm=\"http://www.sitemaps.org/schemas/sitemap/0.9\"\n" + |
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"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n" + |
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"xsi:schemaLocation=\"http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd\">"; |
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"xsi:schemaLocation=\"http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd\">\n";
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sitemap.write(header); |
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sitemap.flush(); |
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} |
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} |
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/** |
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* Create an index file listing all of the sitemap files that were created. |
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* @param fileNumber the number of sitemap files that were created. |
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*/ |
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private void writeSitemapIndex(int fileNumber) {
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// Open a new sitemapIndex file for writing |
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File sitemapIndexFile = null; |
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OutputStreamWriter sitemapIndex = null; |
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sitemapIndexFile = new File(directory, indexFilename); |
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try {
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sitemapIndex = new OutputStreamWriter(new FileOutputStream(sitemapIndexFile), Charset.forName("UTF-8"));
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// Write the sitemap index header for the new file |
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sitemapIndex.write(PROLOG); |
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String header = "<sitemapindex xmlns=\"http://www.sitemaps.org/schemas/sitemap/0.9\"\n" |
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+ "xmlns:sm=\"http://www.sitemaps.org/schemas/sitemap/0.9\"\n" + "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n" |
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+ "xsi:schemaLocation=\"http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/siteindex.xsd\">\n"; |
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sitemapIndex.write(header); |
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sitemapIndex.flush(); |
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// Write out one index entry for each sitemap file |
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for (int fn = 1; fn <= fileNumber; fn++) {
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String filename = fileRoot + fileNumber + ".xml"; |
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writeSitemapIndexEntry(sitemapIndex, filename); |
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} |
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// Write the sitemap index footer content |
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if (sitemapIndex != null) {
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String footer = "</sitemapindex>\n"; |
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sitemapIndex.write(footer); |
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sitemapIndex.close(); |
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} |
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// Close the index file |
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if (sitemapIndex != null) {
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sitemapIndex.close(); |
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} |
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} catch (IOException e) {
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logMetacat.warn("Could not open or write to the sitemap index file." + e.getMessage());
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} |
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} |
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/** |
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* Write a single line of the sitemap index file containing the URL to a specific sitemap file. |
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* @param sitemapIndex the writer to which the index information is written |
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* @param filename the name of the index file to be used |
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* @throws IOException on error writing to the index file |
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*/ |
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private void writeSitemapIndexEntry(Writer sitemapIndex, String filename) |
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throws IOException {
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if (sitemapIndex != null && filename != null && urlRoot != null) {
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StringBuffer url = new StringBuffer(); |
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url.append(urlRoot); |
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if (!urlRoot.endsWith("/")) {
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url.append("/");
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} |
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url.append(filename); |
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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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sitemapIndex.write("</sitemap>");
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sitemapIndex.write("\n");
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sitemapIndex.flush(); |
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} |
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} |
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// Member variables |
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/** The directory in which sitemaps are written. */ |
| ... | ... | |
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/** The root name to be used in naming sitemap files. */ |
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static final String fileRoot = "metacat"; |
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/** The name to give to the sitemap index file */ |
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static final String indexFilename = "metacatSitemapIndex.xml"; |
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/** A String constant containing the XML prolog to be written in files. */ |
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static final String PROLOG = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n"; |
Also available in: Unified diff
Mofdified Sitemap class to also generate the sitemap index file that is needed when more than one sitemap file is provided.