Package org.znerd.xmlenc

Examples of org.znerd.xmlenc.XMLOutputter

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    // Presumption is that this.table has already been set against target table
    switch (ContentType.getContentType(request.getHeader(ACCEPT))) {
      case XML:
        setResponseHeader(response, startKeys.length > 0? 200: 204,
            ContentType.XML.toString());
          XMLOutputter outputter = getXMLOutputter(response.getWriter());
          outputter.startTag("regions");
          for (int i = 0; i < startKeys.length; i++) {
            doElement(outputter, "region", Bytes.toString(startKeys[i]));
          }
          outputter.endTag();
          outputter.endDocument();
          outputter.getWriter().close();
        break;
      case PLAIN:
        setResponseHeader(response, startKeys.length > 0? 200: 204,
            ContentType.PLAIN.toString());
          PrintWriter out = response.getWriter();
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      // Presumption is that this.table has already been set against target table
      ContentType type = ContentType.getContentType(request.getHeader(ACCEPT));
      switch (type) {
      case XML:
        setResponseHeader(response, 200, ContentType.XML.toString());
        XMLOutputter outputter = getXMLOutputter(response.getWriter());
        outputter.startTag("table");
        doElement(outputter, "name", Bytes.toString(descriptor.getName()));
        outputter.startTag("columnfamilies");
        for (HColumnDescriptor e: descriptor.getFamilies()) {
          outputter.startTag("columnfamily");
          doElement(outputter, "name", Bytes.toString(e.getName()));
          doElement(outputter, "compression", e.getCompression().toString());
          doElement(outputter, "bloomfilter",
              Boolean.toString(e.isBloomfilter()));
          doElement(outputter, "max-versions",
            Integer.toString(e.getMaxVersions()));
          doElement(outputter, "maximum-cell-size",
              Integer.toString(e.getMaxValueLength()));
          outputter.endTag();
        }
        outputter.endTag();
        outputter.endTag();
        outputter.endDocument();
        outputter.getWriter().close();
        break;
      case PLAIN:
        setResponseHeader(response, 200, ContentType.PLAIN.toString());
        PrintWriter out = response.getWriter();
        out.print(descriptor.toString());
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  private void outputRowXml(final HttpServletResponse response,
      final Map<byte [], Cell> result)
  throws IOException {
    setResponseHeader(response, result.size() > 0? 200: 204,
        ContentType.XML.toString());
    XMLOutputter outputter = getXMLOutputter(response.getWriter());
    outputter.startTag(ROW);
    outputColumnsXml(outputter, result);
    outputter.endTag();
    outputter.endDocument();
    outputter.getWriter().close();
  }
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  private void outputRowWithMultiVersionsXml(final HttpServletResponse response,
      final Map<byte[], Cell[]> result)
  throws IOException {
    setResponseHeader(response, result.size() > 0? 200: 204,
        ContentType.XML.toString());
    XMLOutputter outputter = getXMLOutputter(response.getWriter());
    outputter.startTag(ROW);
    outputColumnsWithMultiVersionsXml(outputter, result);
    outputter.endTag();
    outputter.endDocument();
    outputter.getWriter().close();  
  }
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    switch (ContentType.getContentType(request.getHeader(ACCEPT))) {
      case XML:
        setResponseHeader(response, tables.length > 0? 200: 204,
            ContentType.XML.toString());
          XMLOutputter outputter = getXMLOutputter(response.getWriter());
          outputter.startTag("tables");
          for (int i = 0; i < tables.length; i++) {
            doElement(outputter, "table", Bytes.toString(tables[i].getName()));
          }
          outputter.endTag();
          outputter.endDocument();
          outputter.getWriter().close();
        break;
      case PLAIN:
        setResponseHeader(response, tables.length > 0? 200: 204,
            ContentType.PLAIN.toString());
          PrintWriter out = response.getWriter();
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   * @throws IllegalStateException
   * @throws IOException
   */
  protected XMLOutputter getXMLOutputter(final PrintWriter o)
  throws IllegalStateException, IOException {
    XMLOutputter outputter = new XMLOutputter(o, HConstants.UTF8_ENCODING);
    outputter.setLineBreak(LineBreak.UNIX);
    outputter.setIndentation(" ");
    outputter.declaration();
    return outputter;
  }
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    // respond with a 200 and Content-type: text/xml
    setResponseHeader(response, 200, ContentType.XML.toString());
   
    // setup an xml outputter
    XMLOutputter outputter = getXMLOutputter(response.getWriter());
   
    outputter.startTag(ROW);
   
    // write the row key
    doElement(outputter, "name",
      org.apache.hadoop.hbase.util.Base64.encodeBytes(rowResult.getRow()));
   
    outputColumnsXml(outputter, rowResult);
    outputter.endTag();
    outputter.endDocument();
    outputter.getWriter().close();
  }
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    @Override
    public void doGet(HttpServletRequest request, HttpServletResponse response
        ) throws ServletException, IOException {
      final PrintWriter out = response.getWriter();
      final String path = ServletUtil.getDecodedPath(request, "/getFileChecksum");
      final XMLOutputter xml = new XMLOutputter(out, "UTF-8");
      xml.declaration();

      final ServletContext context = getServletContext();
      final DataNode datanode = (DataNode) context.getAttribute("datanode");
      final Configuration conf =
        new HdfsConfiguration(datanode.getConf());
      final int socketTimeout = conf.getInt(
          DFSConfigKeys.DFS_CLIENT_SOCKET_TIMEOUT_KEY,
          HdfsServerConstants.READ_TIMEOUT);
      final SocketFactory socketFactory = NetUtils.getSocketFactory(conf,
          ClientProtocol.class);
     
      try {
        final DFSClient dfs = DatanodeJspHelper.getDFSClient(request,
            datanode, conf, getUGI(request, conf));
        final ClientProtocol nnproxy = dfs.getNamenode();
        final MD5MD5CRC32FileChecksum checksum = DFSClient.getFileChecksum(
            path, nnproxy, socketFactory, socketTimeout);
        MD5MD5CRC32FileChecksum.write(xml, checksum);
      } catch(IOException ioe) {
        writeXml(ioe, path, xml);
      } catch (InterruptedException e) {
        writeXml(e, path, xml);
      }
      xml.endDocument();
    }
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        @Override
        public Object run() throws Exception {
          final String path = request.getPathInfo();

          final PrintWriter out = response.getWriter();
          final XMLOutputter xml = new XMLOutputter(out, "UTF-8");
          xml.declaration();
          try {
            //get content summary
            final ClientProtocol nnproxy = createNameNodeProxy();
            final ContentSummary cs = nnproxy.getContentSummary(path);

            //write xml
            xml.startTag(ContentSummary.class.getName());
            if (cs != null) {
              xml.attribute("length"        , "" + cs.getLength());
              xml.attribute("fileCount"     , "" + cs.getFileCount());
              xml.attribute("directoryCount", "" + cs.getDirectoryCount());
              xml.attribute("quota"         , "" + cs.getQuota());
              xml.attribute("spaceConsumed" , "" + cs.getSpaceConsumed());
              xml.attribute("spaceQuota"    , "" + cs.getSpaceQuota());
            }
            xml.endTag();
          } catch(IOException ioe) {
            new RemoteException(ioe.getClass().getName(), ioe.getMessage()
                ).writeXml(path, xml);
          }
          xml.endDocument();
          return null;
        }
      });
    } catch (InterruptedException e) {
      throw new IOException(e);
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    /** {@inheritDoc} */
    public void doGet(HttpServletRequest request, HttpServletResponse response
        ) throws ServletException, IOException {
      final PrintWriter out = response.getWriter();
      final String filename = getFilename(request, response);
      final XMLOutputter xml = new XMLOutputter(out, "UTF-8");
      xml.declaration();

      final Configuration conf = new HdfsConfiguration(DataNode.getDataNode().getConf());
      final int socketTimeout = conf.getInt(DFSConfigKeys.DFS_CLIENT_SOCKET_TIMEOUT_KEY, HdfsConstants.READ_TIMEOUT);
      final SocketFactory socketFactory = NetUtils.getSocketFactory(conf, ClientProtocol.class);
     
      try {
        ClientProtocol nnproxy = getUGI(request, conf).doAs
        (new PrivilegedExceptionAction<ClientProtocol>() {
          @Override
          public ClientProtocol run() throws IOException {
            return DFSClient.createNamenode(conf);
          }
        });
       
        final MD5MD5CRC32FileChecksum checksum = DFSClient.getFileChecksum(
            filename, nnproxy, socketFactory, socketTimeout);
        MD5MD5CRC32FileChecksum.write(xml, checksum);
      } catch(IOException ioe) {
        new RemoteException(ioe.getClass().getName(), ioe.getMessage()
            ).writeXml(filename, xml);
      } catch (InterruptedException e) {
        new RemoteException(e.getClass().getName(), e.getMessage()
        ).writeXml(filename, xml);
       
      }
      xml.endDocument();
    }
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Related Classes of org.znerd.xmlenc.XMLOutputter

  • org.apache.hadoop.hbase.hql.formatter.HtmlTableFormatter
  • org.apache.hadoop.hbase.rest.GenericHandler
  • org.apache.hadoop.hbase.rest.MetaHandler
  • org.apache.hadoop.hbase.rest.RowHandler
  • org.apache.hadoop.hbase.rest.ScannerHandler
  • org.apache.hadoop.hbase.rest.TableHandler
  • org.apache.hadoop.hbase.shell.formatter.HtmlTableFormatter
  • org.apache.hadoop.hdfs.server.namenode.ContentSummaryServlet
  • org.apache.hadoop.hdfs.server.namenode.FileChecksumServlets$GetServlet
  • org.apache.hadoop.hdfs.server.namenode.TestNameNodeJspHelper
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