How to use

toString

method

in

com.datastax.driver.core.Host

private void printHosts(Iterator<Host> hostIterator)
{
  StringBuilder sb = new StringBuilder();
  while (hostIterator.hasNext())
  {
    sb.append(hostIterator.next().toString()).append(" ");
  }
  System.out.println(sb.toString());
}

 localDc = dc;
} else if (!dc.equals(localDc))
 notInLocalDC.add(String.format("%s (%s)", host.toString(), dc));

void startPeriodicReconnectionAttempt(final Host host, final boolean isHostAddition) {
 new AbstractReconnectionHandler(
   host.toString(),
   reconnectionExecutor,
   reconnectionPolicy().newSchedule(),

host.toString(),
reconnectionExecutor,
reconnectionPolicy().newSchedule(),

private String stringify(ConcurrentMap<String, Host> hosts) {
  StringBuilder sb = new StringBuilder();
  String delimiter = "";
  for (String key : hosts.keySet()) {
    Host host = hosts.get(key);
    if (host != null) {
      sb.append(delimiter)
          .append(host.toString())
          .append(" (dc=")
          .append(host.getDatacenter())
          .append(" up=")
          .append(host.isUp())
          .append(")");
      delimiter = "\n";
    }
  }
  return sb.toString();
}

private String stringify(ConcurrentMap<String, Host> hosts) {
  StringBuilder sb = new StringBuilder();
  String delimiter = "";
  for (String key : hosts.keySet()) {
    Host host = hosts.get(key);
    if (host != null) {
      sb.append(delimiter)
          .append(host.toString())
          .append(" (dc=")
          .append(host.getDatacenter())
          .append(" up=")
          .append(host.isUp())
          .append(")");
      delimiter = "\n";
    }
  }
  return sb.toString();
}

private String stringify(ConcurrentMap<String, Host> hosts) {
  StringBuilder sb = new StringBuilder();
  String delimiter = "";
  for (String key : hosts.keySet()) {
    Host host = hosts.get(key);
    if (host != null) {
      sb.append(delimiter)
          .append(host.toString())
          .append(" (dc=")
          .append(host.getDatacenter())
          .append(" up=")
          .append(host.isUp())
          .append(")");
      delimiter = "\n";
    }
  }
  return sb.toString();
}

@Override
public void init(Cluster cluster, Collection<Host> hosts) {
  if (localDc != UNSET)
    logger.info("Using provided data-center name '{}' for DCAwareRoundRobinPolicy", localDc);
  this.configuration = cluster.getConfiguration();
  ArrayList<String> notInLocalDC = new ArrayList<String>();
  for (Host host : hosts) {
    String dc = dc(host);
    // If the localDC was in "auto-discover" mode and it's the first host for which we have a DC, use it.
    if (localDc == UNSET && dc != UNSET) {
      logger.info("Using data-center name '{}' for DCAwareRoundRobinPolicy (if this is incorrect, please provide the correct datacenter name with DCAwareRoundRobinPolicy constructor)", dc);
      localDc = dc;
    } else if (!dc.equals(localDc))
      notInLocalDC.add(String.format("%s (%s)", host.toString(), dc));
    CopyOnWriteArrayList<Host> prev = perDcLiveHosts.get(dc);
    if (prev == null)
      perDcLiveHosts.put(dc, new CopyOnWriteArrayList<Host>(Collections.singletonList(host)));
    else
      prev.addIfAbsent(host);
  }
  if (notInLocalDC.size() > 0) {
    String nonLocalHosts = Joiner.on(",").join(notInLocalDC);
    logger.warn("Some contact points don't match local data center. Local DC = {}. Non-conforming contact points: {}", localDc, nonLocalHosts);
  }
  this.index.set(new Random().nextInt(Math.max(hosts.size(), 1)));
}

@Override
public void init(Cluster cluster, Collection<Host> hosts) {
  if (localDc != UNSET)
    logger.info("Using provided data-center name '{}' for DCAwareRoundRobinPolicy", localDc);
  this.configuration = cluster.getConfiguration();
  ArrayList<String> notInLocalDC = new ArrayList<String>();
  for (Host host : hosts) {
    String dc = dc(host);
    // If the localDC was in "auto-discover" mode and it's the first host for which we have a DC, use it.
    if (localDc == UNSET && dc != UNSET) {
      logger.info("Using data-center name '{}' for DCAwareRoundRobinPolicy (if this is incorrect, please provide the correct datacenter name with DCAwareRoundRobinPolicy constructor)", dc);
      localDc = dc;
    } else if (!dc.equals(localDc))
      notInLocalDC.add(String.format("%s (%s)", host.toString(), dc));
    CopyOnWriteArrayList<Host> prev = perDcLiveHosts.get(dc);
    if (prev == null)
      perDcLiveHosts.put(dc, new CopyOnWriteArrayList<Host>(Collections.singletonList(host)));
    else
      prev.addIfAbsent(host);
  }
  if (notInLocalDC.size() > 0) {
    String nonLocalHosts = Joiner.on(",").join(notInLocalDC);
    logger.warn("Some contact points don't match local data center. Local DC = {}. Non-conforming contact points: {}", localDc, nonLocalHosts);
  }
  this.index.set(new Random().nextInt(Math.max(hosts.size(), 1)));
}

@Override
public void init(Cluster cluster, Collection<Host> hosts) {
  if (localDc != UNSET)
    logger.info("Using provided data-center name '{}' for DCAwareRoundRobinPolicy", localDc);
  this.configuration = cluster.getConfiguration();
  ArrayList<String> notInLocalDC = new ArrayList<String>();
  for (Host host : hosts) {
    String dc = dc(host);
    // If the localDC was in "auto-discover" mode and it's the first host for which we have a DC, use it.
    if (localDc == UNSET && dc != UNSET) {
      logger.info("Using data-center name '{}' for DCAwareRoundRobinPolicy (if this is incorrect, please provide the correct datacenter name with DCAwareRoundRobinPolicy constructor)", dc);
      localDc = dc;
    } else if (!dc.equals(localDc))
      notInLocalDC.add(String.format("%s (%s)", host.toString(), dc));
    CopyOnWriteArrayList<Host> prev = perDcLiveHosts.get(dc);
    if (prev == null)
      perDcLiveHosts.put(dc, new CopyOnWriteArrayList<Host>(Collections.singletonList(host)));
    else
      prev.addIfAbsent(host);
  }
  if (notInLocalDC.size() > 0) {
    String nonLocalHosts = Joiner.on(",").join(notInLocalDC);
    logger.warn("Some contact points don't match local data center. Local DC = {}. Non-conforming contact points: {}", localDc, nonLocalHosts);
  }
  this.index.set(new Random().nextInt(Math.max(hosts.size(), 1)));
}

notInLocalDC.add(String.format("%s (%s)", host.toString(), dc));

  private ResultSet createPositiveResultSet(String hostName) {
    ExecutionInfo executionInfo = mock(ExecutionInfo.class);
    Host host = mock(Host.class);
    when(host.toString()).thenReturn(hostName);
    when(executionInfo.getQueriedHost()).thenReturn(host);
    ResultSet resultSet = mock(ResultSet.class);
    when(resultSet.getExecutionInfo()).thenReturn(executionInfo);
    return resultSet;
  }
}

void startPeriodicReconnectionAttempt(final Host host, final boolean isHostAddition) {
  new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt) {

void startPeriodicReconnectionAttempt(final Host host, final boolean isHostAddition) {
  new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt) {

void startPeriodicReconnectionAttempt(final Host host, final boolean isHostAddition) {
  new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt) {

new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt, 0) {

new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt, 0) {

new AbstractReconnectionHandler(host.toString(), reconnectionExecutor, reconnectionPolicy().newSchedule(), host.reconnectionAttempt, 0) {