Java User.getName方法代码示例

import org.apache.hadoop.hbase.security.User; //导入方法依赖的package包/类
/**
 * Obtain an authentication token for the given user and add it to the
 * user's credentials.
 * @param conn The HBase cluster connection
 * @param user The user for whom to obtain the token
 * @throws IOException If making a remote call to the authentication service fails
 * @throws InterruptedException If executing as the given user is interrupted
 */
public static void obtainAndCacheToken(final Connection conn,
    User user)
    throws IOException, InterruptedException {
  try {
    Token<AuthenticationTokenIdentifier> token = obtainToken(conn, user);

    if (token == null) {
      throw new IOException("No token returned for user " + user.getName());
    }
    if (LOG.isDebugEnabled()) {
      LOG.debug("Obtained token " + token.getKind().toString() + " for user " +
          user.getName());
    }
    user.addToken(token);
  } catch (IOException ioe) {
    throw ioe;
  } catch (InterruptedException ie) {
    throw ie;
  } catch (RuntimeException re) {
    throw re;
  } catch (Exception e) {
    throw new UndeclaredThrowableException(e,
        "Unexpected exception obtaining token for user " + user.getName());
  }
}
 

import org.apache.hadoop.hbase.security.User; //导入方法依赖的package包/类
/**
 * Obtain an authentication token on behalf of the given user and add it to
 * the credentials for the given map reduce job.
 * @param conn The HBase cluster connection
 * @param user The user for whom to obtain the token
 * @param job The job configuration in which the token should be stored
 * @throws IOException If making a remote call to the authentication service fails
 * @throws InterruptedException If executing as the given user is interrupted
 */
public static void obtainTokenForJob(final Connection conn, final JobConf job, User user)
    throws IOException, InterruptedException {
  try {
    Token<AuthenticationTokenIdentifier> token = obtainToken(conn, user);

    if (token == null) {
      throw new IOException("No token returned for user " + user.getName());
    }
    Text clusterId = getClusterId(token);
    if (LOG.isDebugEnabled()) {
      LOG.debug("Obtained token " + token.getKind().toString() + " for user " +
          user.getName() + " on cluster " + clusterId.toString());
    }
    job.getCredentials().addToken(clusterId, token);
  } catch (IOException ioe) {
    throw ioe;
  } catch (InterruptedException ie) {
    throw ie;
  } catch (RuntimeException re) {
    throw re;
  } catch (Exception e) {
    throw new UndeclaredThrowableException(e,
        "Unexpected exception obtaining token for user "+user.getName());
  }
}
 

import org.apache.hadoop.hbase.security.User; //导入方法依赖的package包/类
HConnectionKey(Configuration conf) {
  Map<String, String> m = new HashMap<String, String>();
  if (conf != null) {
    for (String property : CONNECTION_PROPERTIES) {
      String value = conf.get(property);
      if (value != null) {
        m.put(property, value);
      }
    }
  }
  this.properties = Collections.unmodifiableMap(m);

  try {
    UserProvider provider = UserProvider.instantiate(conf);
    User currentUser = provider.getCurrent();
    if (currentUser != null) {
      username = currentUser.getName();
    }
  } catch (IOException ioe) {
    ConnectionManager.LOG.warn(
        "Error obtaining current user, skipping username in HConnectionKey", ioe);
  }
}
 

import org.apache.hadoop.hbase.security.User; //导入方法依赖的package包/类
/**
 * Constructor for netty RPC channel
 *
 * @param bootstrap to construct channel on
 * @param client    to connect with
 * @param ticket of user which uses connection
 *               @param serviceName name of service to connect to
 * @param address to connect to
 */
public AsyncRpcChannel(Bootstrap bootstrap, final AsyncRpcClient client, User ticket, String
    serviceName, InetSocketAddress address) {
  this.client = client;

  this.ticket = ticket;
  this.serviceName = serviceName;
  this.address = address;

  this.channel = connect(bootstrap).channel();

  name = ("IPC Client (" + channel.hashCode() + ") to " +
      address.toString() +
      ((ticket == null) ?
          " from unknown user" :
          (" from " + ticket.getName())));
}