Esempio n. 1
0
 /*
  * (non-Javadoc)
  *
  * @see org.apache.hadoop.mapreduce.Mapper#setup(org.apache.hadoop.mapreduce.Mapper.Context)
  */
 public void setup(Context context) throws IOException, InterruptedException {
   conf = context.getConfiguration();
   conf2HDFS = conf.get("conf2HDFS");
   receptorHDFS = conf.get("receptorHDFS");
   seed = conf.get("seed");
   vinaJobID = conf.get("vinaJobID");
   k = conf.getInt("k", 1000);
   hf = new HadoopFile();
   fo = new FileOperation();
   tmpPath = fo.randomString();
   conf2Local =
       "/home/hadoop/vinaJob/"
           + tmpPath
           + "/"
           + conf2HDFS.substring(conf2HDFS.lastIndexOf("/") + 1);
   receptorLocal =
       "/home/hadoop/vinaJob/"
           + tmpPath
           + "/"
           + receptorHDFS.substring(receptorHDFS.lastIndexOf("/") + 1);
   hf.HadoopToLocal(conf2HDFS, conf2Local);
   hf.HadoopToLocal(receptorHDFS, receptorLocal);
 }
Esempio n. 2
0
    /*
     * (non-Javadoc)
     *
     * @see org.apache.hadoop.mapreduce.Mapper#map(KEYIN, VALUEIN,
     * org.apache.hadoop.mapreduce.Mapper.Context)
     */
    public void map(Object key, Text value, Context context)
        throws IOException, InterruptedException {
      String path = value.toString();
      String[] sub = value.toString().split("/");
      String ligandName = sub[sub.length - 1];
      String ligandLocal = "/home/hadoop/vinaJob/" + tmpPath + "/data/" + ligandName;
      hf.HadoopToLocal(path, ligandLocal);
      String out = "/home/hadoop/vinaJob/" + tmpPath + "/out/" + ligandName;
      fo.createDir("/home/hadoop/vinaJob/" + tmpPath + "/out/");
      String log = "/home/hadoop/vinaJob/" + tmpPath + "/out/" + ligandName + ".log";
      String exceptionPath =
          "/vinaResult/vinaJobID/" + vinaJobID + "/exception/" + ligandName + ".exception";
      String exceptionBackupPath =
          "/vinaResult/vinaJobID/" + vinaJobID + "/exceptionBackup/" + ligandName + ".exception";
      RunVina vinajob = new RunVina(conf2Local, ligandLocal, receptorLocal, seed, out, log, path);
      String flag = vinajob.runVina();
      if ("success".equals(flag)) {
        String logHdfsPath =
            "/vinaResult/vinaJobID/" + vinaJobID + "/result/" + ligandName + ".log";
        String outHdfsPath = "/vinaResult/vinaJobID/" + vinaJobID + "/result/" + ligandName;
        String result = fo.readFile(out);
        String logInfo = fo.readFile(log);
        try {
          DataPair data =
              new DataPair(
                  Double.parseDouble(result.split("\n")[1].split("    ")[1].trim()),
                  outHdfsPath,
                  result,
                  logHdfsPath,
                  logInfo);
          tree.add(data);
          if (tree.size() > k) {
            tree.pollLast();
          }
        } catch (Exception e) {
          hf.createNewHDFSFile(exceptionPath, path + " bad result");
        }

      } else {
        hf.createNewHDFSFile(exceptionPath, flag);
        hf.createNewHDFSFile(exceptionBackupPath, flag);
      }
    }