Package org.apache.hadoop.hive.ql.session

Examples of org.apache.hadoop.hive.ql.session.SessionState

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      ss.out.println(s+" is undefined");
    }
  }

  public int run(String command) {
    SessionState ss = SessionState.get();

    String nwcmd = command.trim();
    if(nwcmd.equals("")) {
      dumpOptions(ss.getConf().getChangedProperties());
      return 0;
    }

    if(nwcmd.equals("-v")) {
      dumpOptions(ss.getConf().getAllProperties());
      return 0;
    }

    String[] part = new String [2];

    int eqIndex = nwcmd.indexOf('=');
    if(eqIndex == -1) {
      // no equality sign - print the property out
      dumpOption(ss.getConf().getAllProperties(), nwcmd);
      return (0);
    } else if (eqIndex == nwcmd.length()-1) {
      part[0] = nwcmd.substring(0, nwcmd.length()-1);
      part[1] = "";
    } else {
      part[0] = nwcmd.substring(0, eqIndex).trim();
      part[1] = nwcmd.substring(eqIndex+1).trim();
    }

    try {
      if (part[0].equals("silent")) {
        boolean val = getBoolean(part[1]);
        ss.setIsSilent(val);
      } else {
        ss.getConf().set(part[0], part[1]);
      }
    } catch (IllegalArgumentException err) {
      ss.err.println(err.getMessage());
      return 1;
    }
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   *
   * @return return value of execute()
   */
  public int executeTask() {
    try {
      SessionState ss = SessionState.get();
      this.setStarted();
      if (ss != null) {
        ss.getHiveHistory().logPlanProgress(queryPlan);
      }
      int retval = execute(driverContext);
      this.setDone();
      if (ss != null) {
        ss.getHiveHistory().logPlanProgress(queryPlan);
      }
      return retval;
    } catch (IOException e) {
      throw new RuntimeException(e.getMessage());
    }
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  private final LogHelper console;
  private final Configuration conf;

  public CliDriver() {
    SessionState ss = SessionState.get();
    conf = (ss != null) ? ss.getConf() : new Configuration();
    Log LOG = LogFactory.getLog("CliDriver");
    console = new LogHelper(LOG);
  }
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    outf = new File(outf, qf.getName().concat(".out"));
    FileOutputStream fo = new FileOutputStream(outf);
    ss.out = new PrintStream(fo, true, "UTF-8");
    ss.err = ss.out;
    ss.setIsSilent(true);
    SessionState oldSs = SessionState.get();
    if (oldSs != null && oldSs.out != null && oldSs.out != System.out) {
      oldSs.out.close();
    }
    SessionState.start(ss);
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    }
  }

  private static int processCmd(String cmd){

    SessionState ss = SessionState.get();
    long start = System.currentTimeMillis();

    cmd = cmd.trim();
    String firstToken = cmd.split("\\s+")[0].trim();
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    public HiveServerHandler() throws MetaException {
      super(HiveServer.class.getName());

      isHiveQuery = false;
      driver = null;
      SessionState session = new SessionState(new HiveConf(SessionState.class));
      SessionState.start(session);
      setupSessionIO(session);
    }
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     * @param cmd
     *          HiveQL query to execute
     */
    public void execute(String cmd) throws HiveServerException, TException {
      HiveServerHandler.LOG.info("Running the query: " + cmd);
      SessionState session = SessionState.get();

      String cmd_trimmed = cmd.trim();
      String[] tokens = cmd_trimmed.split("\\s");
      String cmd_1 = cmd_trimmed.substring(tokens[0].length()).trim();

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      if (driver != null) {
        driver.close();
        driver.destroy();
      }

      SessionState session = SessionState.get();
      if (session.getTmpOutputFile() != null) {
        session.getTmpOutputFile().delete();
      }
      pipeIn = null;
    }
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      }
    }

    private void cleanTmpFile() {
      if (pipeIn != null) {
        SessionState session = SessionState.get();
        File tmp = session.getTmpOutputFile();
        tmp.delete();
        pipeIn = null;
      }
    }
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     * @param nLines number of lines read at once. If it is <= 0, then read all lines.
     */
    private void readResults(List<String> results, int nLines) {

      if (pipeIn == null) {
        SessionState session = SessionState.get();
        File tmp = session.getTmpOutputFile();
        try {
          pipeIn = new BufferedReader(new FileReader(tmp));
        } catch (FileNotFoundException e) {
          LOG.error("File " + tmp + " not found. ", e);
          return;
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