Package org.apache.accumulo.core.client

Examples of org.apache.accumulo.core.client.Connector.tableOperations()

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  @Test
  public void testFilterConjunction() throws Exception {
    MockInstance instance = new MockInstance("rft1");
    Connector conn = instance.getConnector("", new PasswordToken(""));

    conn.tableOperations().create("filter_conjunction");
    BatchWriter bw = conn.createBatchWriter("filter_conjunction", new BatchWriterConfig());
    for (Mutation m : createMutations()) {
      bw.addMutation(m);
    }
    conn.tableOperations().attachIterator("filter_conjunction", new IteratorSetting(40, "rowZeroOrOne", RowZeroOrOneFilter.class));
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    conn.tableOperations().create("filter_conjunction");
    BatchWriter bw = conn.createBatchWriter("filter_conjunction", new BatchWriterConfig());
    for (Mutation m : createMutations()) {
      bw.addMutation(m);
    }
    conn.tableOperations().attachIterator("filter_conjunction", new IteratorSetting(40, "rowZeroOrOne", RowZeroOrOneFilter.class));
    conn.tableOperations().attachIterator("filter_conjunction", new IteratorSetting(41, "rowOneOrTwo", RowOneOrTwoFilter.class));
    Scanner scanner = conn.createScanner("filter_conjunction", Constants.NO_AUTHS);
    assertEquals(new HashSet<String>(Arrays.asList("1")), getRows(scanner));
  }
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    BatchWriter bw = conn.createBatchWriter("filter_conjunction", new BatchWriterConfig());
    for (Mutation m : createMutations()) {
      bw.addMutation(m);
    }
    conn.tableOperations().attachIterator("filter_conjunction", new IteratorSetting(40, "rowZeroOrOne", RowZeroOrOneFilter.class));
    conn.tableOperations().attachIterator("filter_conjunction", new IteratorSetting(41, "rowOneOrTwo", RowOneOrTwoFilter.class));
    Scanner scanner = conn.createScanner("filter_conjunction", Constants.NO_AUTHS);
    assertEquals(new HashSet<String>(Arrays.asList("1")), getRows(scanner));
  }

  @Test
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    opts.parseArgs(Merge.class.getCanonicalName(), args);
   
    try {
      Connector conn = opts.getConnector();
     
      if (!conn.tableOperations().exists(opts.tableName)) {
        System.err.println("table " + opts.tableName + " does not exist");
        return;
      }
      if (opts.goalSize == null || opts.goalSize < 1) {
        AccumuloConfiguration tableConfig = new ConfigurationCopy(conn.tableOperations().getProperties(opts.tableName));
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      if (!conn.tableOperations().exists(opts.tableName)) {
        System.err.println("table " + opts.tableName + " does not exist");
        return;
      }
      if (opts.goalSize == null || opts.goalSize < 1) {
        AccumuloConfiguration tableConfig = new ConfigurationCopy(conn.tableOperations().getProperties(opts.tableName));
        opts.goalSize = tableConfig.getMemoryInBytes(Property.TABLE_SPLIT_THRESHOLD);
      }
     
      message("Merging tablets in table %s to %d bytes", opts.tableName, opts.goalSize);
      mergomatic(conn, opts.tableName, opts.begin, opts.end, opts.goalSize, opts.force);
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      if (auths != null) {
        auth = getAuthorizations(auths);
      } else {
        auth = connector.securityOperations().getUserAuthorizations(connector.whoami());
      }
      Text max = connector.tableOperations().getMaxRow(tableName, auth, startText, startInclusive, endText, endInclusive);
      return TextUtil.getByteBuffer(max);
    } catch (Exception e) {
      handleExceptionTNF(e);
      return null;
    }
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    seqTableName = String.format("sequential_%s_%s_%d", hostname, state.getPid(), System.currentTimeMillis());
    state.set("seqTableName", seqTableName);
   
    try {
      conn.tableOperations().create(seqTableName);
      log.debug("Created table " + seqTableName + " (id:" + Tables.getNameToIdMap(instance).get(seqTableName) + ")");
    } catch (TableExistsException e) {
      log.warn("Table " + seqTableName + " already exists!");
      throw e;
    }
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      log.debug("Created table " + seqTableName + " (id:" + Tables.getNameToIdMap(instance).get(seqTableName) + ")");
    } catch (TableExistsException e) {
      log.warn("Table " + seqTableName + " already exists!");
      throw e;
    }
    conn.tableOperations().setProperty(seqTableName, "table.scan.max.memory", "1K");
   
    state.set("numWrites", Long.valueOf(0));
    state.set("totalWrites", Long.valueOf(0));
  }
 
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    log.debug("Dropping tables: " + seqTableName);
   
    Connector conn = state.getConnector();
   
    conn.tableOperations().delete(seqTableName);
  }
}
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    opts.check();
   
    Connector c = opts.getConnector();
   
    if(opts.clear_table && c.tableOperations().exists(opts.getTableName())) {
      try {
      c.tableOperations().delete(opts.getTableName());
      } catch(TableNotFoundException e) {
        System.err.println("Couldn't delete the table because it doesn't exist any more.");
      }
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