Ejemplo n.º 1
0
 private void writeVertices(ValidateNETFile vmf, PrintWriter pw) {
   pw.write(MATFileProperty.HEADER_VERTICES + " " + vmf.getVertices().size() + "\n");
   for (int i = 0; i < vmf.getVertices().size(); i++) {
     NETVertex mv = (NETVertex) vmf.getVertices().get(i);
     String s = "";
     for (int j = 0; j < NETVertex.getVertexAttributes().size(); j++) {
       try {
         NETAttribute ma = (NETAttribute) NETVertex.getVertexAttributes().get(j);
         String attr = ma.getAttrName();
         String type = ma.getDataType();
         String value = mv.getAttribute(attr).toString();
         if (value == null) {
           s += "";
         } else {
           if (NETFileFunctions.isInList(attr, noPrintParameters)) {
             if (type.equalsIgnoreCase("string")) s += "\"" + mv.getAttribute(attr) + "\" ";
             else s += mv.getAttribute(attr) + " ";
           } else {
             if (type.equalsIgnoreCase("string")) {
               if (attr.startsWith("unknown")) s += " \"" + mv.getAttribute(attr) + "\" ";
               else s += attr + " \"" + mv.getAttribute(attr) + "\" ";
             } else s += attr + " " + mv.getAttribute(attr) + " ";
           }
         }
       } catch (NullPointerException ex) {
         s += "";
       }
     }
     // System.out.println(s);
     pw.println(s);
   }
   // System.out.println("done here");
 }
Ejemplo n.º 2
0
  private void writeUndirectedMatrix(ValidateNETFile vmf, PrintWriter pw) {
    NETVertex nvi;
    NETVertex nvj;
    // float[][] matrix = new float[vmf.getVertices().size()][vmf.getVertices().size()];
    NETArcsnEdges nae;
    int source, target;
    float weight = (float) 0.0;
    // System.out.println(vmf.getEdges().size());
    pw.println(MATFileProperty.HEADER_MATRIX);
    for (int i = 0; i < vmf.getVertices().size(); i++) {
      nvi = (NETVertex) vmf.getVertices().get(i);
      for (int j = 0; j < vmf.getVertices().size(); j++) {
        nvj = (NETVertex) vmf.getVertices().get(j);
        for (int k = 0; k < vmf.getEdges().size(); k++) {
          nae = (NETArcsnEdges) vmf.getEdges().get(k);
          target = ((Integer) nae.getAttribute(NETFileProperty.ATTRIBUTE_TARGET)).intValue();
          source = ((Integer) nae.getAttribute(NETFileProperty.ATTRIBUTE_SOURCE)).intValue();
          // System.out.println(nvi.getID() + ":"+ source + "\t" + nvj.getID()+":"+target);

          if (((nvi.getID() == source) && (nvj.getID() == target))
              || ((nvi.getID() == target) && (nvj.getID() == source))) {
            weight = ((Float) nae.getAttribute(NETFileProperty.ATTRIBUTE_WEIGHT)).floatValue();
            // System.out.println(weight);
            break;
          } else {
            weight = (float) 0.0;
          }
        }
        pw.print(weight + " ");
      }
      pw.println();
    }
  }
Ejemplo n.º 3
0
  public Data[] execute() {
    File inData, outData;
    Data[] dm = null;
    ValidateNETFile validator;
    // System.out.println("Executing PajeknetToPajekMat");
    Object inFile = data[0].getData();

    if (inFile instanceof File) {
      inData = (File) inFile;

      validator = new ValidateNETFile();
      // System.out.println("Before try");
      try {
        // System.out.println("Trying");
        validator.validateNETFormat(inData);
        if (validator.getValidationResult()) {
          outData = convertNetToMat(validator);
          if (outData != null) {
            dm = new Data[] {new BasicData(outData, MATFileProperty.MAT_MIME_TYPE)};
            return dm;
          } else {
            logger.log(
                LogService.LOG_ERROR,
                "Problem executing conversion from Pajek .net to .mat. Output file was not created");
            return null;
          }
        } else {
          logger.log(
              LogService.LOG_ERROR,
              "Problem executing conversion from Pajek .net to .mat "
                  + validator.getErrorMessages());
          return null;
        }
      } catch (FileNotFoundException fnf) {
        logger.log(LogService.LOG_ERROR, "Could not find the specified Pajek .net file.", fnf);
        return null;
      } catch (IOException ioe) {
        logger.log(LogService.LOG_ERROR, "IO Error while converting from Pajek .net to .mat.", ioe);
        ioe.printStackTrace();
        return null;
      } catch (Exception ex) {
        logger.log(
            LogService.LOG_ERROR,
            "Error while converting from Pajek .net to .mat." + validator.getErrorMessages(),
            ex);
        ex.printStackTrace();
        return null;
      }
    } else
      logger.log(
          LogService.LOG_ERROR,
          "Unable to convert the file. "
              + "Unable to convert from Pajek .net to .mat because input data is not a file");
    return null;
  }
Ejemplo n.º 4
0
 private File convertNetToMat(ValidateNETFile vmf) {
   try {
     // System.out.println("Converting net to mat");
     File net = getTempFile();
     PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(net)));
     writeVertices(vmf, out);
     // System.out.println(vmf.isDirectedGraph() + " " + vmf.isUndirectedGraph());
     if (vmf.isDirectedGraph()) {
       // System.out.println("Directed");
       writeDirectedMatrix(vmf, out);
     } else {
       // System.out.println("Undirected");
       writeUndirectedMatrix(vmf, out);
     }
     out.close();
     return net;
   } catch (FileNotFoundException e) {
     logger.log(LogService.LOG_ERROR, "Unable to find the temporary .mat file.", e);
     return null;
   } catch (IOException ioe) {
     logger.log(LogService.LOG_ERROR, "IO Errors while writing to the temporary .mat file.", ioe);
     return null;
   }
 }