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import javax.servlet.http.HttpUtils;
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import javax.servlet.ServletOutputStream;
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import org.ecoinformatics.eml.EMLParser;
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//import org.ecoinformatics.eml.EMLParser;
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import java.io.*;
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import java.util.*;
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import com.oreilly.servlet.multipart.ParamPart;
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import com.oreilly.servlet.multipart.Part;
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import edu.ucsb.nceas.metacat.client.*;
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import edu.ucsb.nceas.utilities.IOUtil;
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//import edu.ucsb.nceas.metacat.*;
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//import edu.ucsb.nceas.metacat.MetaCatUtil;
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import edu.ucsb.nceas.metacat.*;
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import edu.ucsb.nceas.metacat.MetaCatUtil;
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public class MetUpload extends HttpServlet
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{
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private String insertXML = "";
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private String metacatUrl =
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"http://knb.lternet.edu:8098/knb/servlet/metacat";
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private Metacat m;
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public void service(HttpServletRequest request, HttpServletResponse response)
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throws IOException
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{
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out = response.getWriter();
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String file = new String("");
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DBConnection dbconn = null;
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DBConnectionPool connPool = null;
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File dataDirectory = null;
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MetaCatUtil util = null;
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String datafilepath = null;
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String fileName = null;
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FilePart fPart = null;
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MultipartParser parser = new MultipartParser((HttpServletRequest)request, 1024 * 1024);
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//MultipartParser parser = new MultipartParser(request, 1024 * 1024);
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Part aPart;
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DocumentImplWrapper documentWrapper = null;
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String eml_filename=" ",docid=" ";
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StringReader xml = null;
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/*String eml_filename=" ",docid=" ";*/
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Hashtable formElements = new Hashtable();
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while( (aPart = parser.readNextPart()) != null ) {
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if( aPart.isParam() == true ) {
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//write the image to a file
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String dir = "/tmp/Upload_data";
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File theFile = new File(dir, fileName);
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/*fPart.writeTo(theFile);
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fPart.writeTo(theFile);
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eml_filename = dir+"/"+fileName;
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formElements.put(field, fileName);*/
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formElements.put(field, fileName);
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break;
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}
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}
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}
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// out.println( formElements );
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//out.println( docid + " " + eml_filename );
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// out.println("EML File uploaded");
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/*****************************************************/
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/* Change for input to metacat */
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util = new MetaCatUtil();
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datafilepath = util.getOption("datafilepath");
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dataDirectory = new File(datafilepath);
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HttpSession sess = request.getSession(true);
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String username = null;
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username = (String)sess.getAttribute("username");
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String username = null,password=null;
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username = (String)sess.getAttribute("Musername");
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password = (String)sess.getAttribute("Mpassword");
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//out.println(username);
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out.println("Username is "+username+" <BR>");
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try {
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FileReader fr = new FileReader(eml_filename);
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insertXML = IOUtil.getAsString(fr, true);
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} catch (IOException ioe) {
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out.println("Can't read test data to run the test: " + eml_filename);
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}
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try {
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m = MetacatFactory.createMetacatConnection(metacatUrl);
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} catch (MetacatInaccessibleException mie) {
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out.println("Metacat connection failed." + mie.getMessage());
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}
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try {
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String identifier = docid + ".1";
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m.login(username, password);
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String response1 = m.insert(identifier,
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new StringReader(insertXML), null);
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out.println(response1);
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//initial DBConnection pool
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connPool = DBConnectionPool.getInstance();
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/*
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dbconn=DBConnectionPool.getDBConnection("DocumentImpl.main");
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} catch (Exception e) {
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out.println("General exception:\n" + e.getMessage());
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}
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documentWrapper = new DocumentImplWrapper("", false);
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/*String newdocid = DocumentImpl.write(dbconn, eml_filename, null,
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"null", "INSERT", docid,
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null, null);*/
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/*xml = new StringReader(eml_filename);
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String newdocid = documentWrapper.write(dbconn, xml, null,
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null, "INSERT", docid,
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null, null);
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if ((docid != null) && (!docid.equals(newdocid))) {
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System.out.println("New document ID generated!!! ");
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}*/
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if (DocumentImpl.getDataFileLockGrant(docid))
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{
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//out.println(docid);
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DocumentImpl.registerDocument(fileName, "BIN", docid, username);
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// Save the data file to disk using "docid" as the name
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dataDirectory.mkdirs();
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File newFile = new File(dataDirectory, docid);
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long size = fPart.writeTo(newFile);
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//out.println(docid);
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ForceReplicationHandler frh = new ForceReplicationHandler
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(docid, "insert", false, null);
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// set content type and other response header fields first
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out.println(" EML file uploaded successfully with docid as "+docid+"<BR>" );
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}
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else
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out.println(" EML file upload with docid as "+docid+" failed<br>");
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/****************************************************/
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