Field Detail

• masterAddressRefresher

  protected MasterAddressRefresher masterAddressRefresher

Constructor Detail

• MasterRegistry

  public MasterRegistry()

Method Detail

• init

  public void init(Connection connection)
            throws IOException

  Throws:

  IOException

• doCall

  protected <T extends com.google.protobuf.Message> T doCall(MasterRegistry.Callable<T> callable)
                                                  throws MasterRegistryFetchException

  Throws:

  MasterRegistryFetchException

• getActiveMaster

  public ServerName getActiveMaster()
                             throws IOException

  Returns:

  the currently active master, null if none exists.

  Throws:

  IOException

• getMetaRegionLocations

  public RegionLocations getMetaRegionLocations()
                                         throws IOException

  Returns:

  Meta region location

  Throws:

  IOException

• getClusterId

  public String getClusterId()
                      throws IOException

  Returns:

  Cluster id.

  Throws:

  IOException

• getCurrentNrHRS

  public int getCurrentNrHRS()
                      throws IOException

  Returns:

  Count of 'running' regionservers

  Throws:

  IOException

• isTableOnlineState

  public boolean isTableOnlineState(TableName tableName,
                           boolean enabled)
                             throws IOException

  enabled - Return true if table is enabled

  Throws:

  IOException

• close

  public void close()

  Cleanup state, if any.

• parseMasterAddrs

  @InterfaceAudience.Private
  public static Set<ServerName> parseMasterAddrs(org.apache.hadoop.conf.Configuration conf)
                                          throws UnknownHostException

  Parses the list of master addresses from the provided configuration. Supported format is comma separated host[:port] values. If no port number if specified, default master port is assumed.

  Parameters:

  conf - Configuration to parse from.

  Throws:

  UnknownHostException

• getMasterAddr

  @InterfaceAudience.Private
  public static String getMasterAddr(org.apache.hadoop.conf.Configuration conf)
                              throws UnknownHostException

  Builds the default master address end point if it is not specified in the configuration.

  Will be called in HBaseTestingUtility.

  Throws:

  UnknownHostException