Method Detail

• createHRegionInfos

  public static HRegionInfo[] createHRegionInfos(HTableDescriptor hTableDescriptor,
                                 byte[][] splitKeys)

• createRegions

  public static List<HRegionInfo> createRegions(org.apache.hadoop.conf.Configuration conf,
                                org.apache.hadoop.fs.Path rootDir,
                                HTableDescriptor hTableDescriptor,
                                HRegionInfo[] newRegions)
                                         throws IOException

  Create new set of regions on the specified file-system. NOTE: that you should add the regions to hbase:meta after this operation.

  Parameters:

  conf - Configuration

  rootDir - Root directory for HBase instance

  hTableDescriptor - description of the table

  newRegions - HRegionInfo that describes the regions to create

  Throws:

  IOException

• createRegions

  public static List<HRegionInfo> createRegions(org.apache.hadoop.conf.Configuration conf,
                                org.apache.hadoop.fs.Path rootDir,
                                HTableDescriptor hTableDescriptor,
                                HRegionInfo[] newRegions,
                                ModifyRegionUtils.RegionFillTask task)
                                         throws IOException

  Create new set of regions on the specified file-system. NOTE: that you should add the regions to hbase:meta after this operation.

  Parameters:

  conf - Configuration

  rootDir - Root directory for HBase instance

  hTableDescriptor - description of the table

  newRegions - HRegionInfo that describes the regions to create

  task - ModifyRegionUtils.RegionFillTask custom code to populate region after creation

  Throws:

  IOException

• createRegions

  public static List<HRegionInfo> createRegions(org.apache.hadoop.conf.Configuration conf,
                                org.apache.hadoop.fs.Path rootDir,
                                org.apache.hadoop.fs.Path tableDir,
                                HTableDescriptor hTableDescriptor,
                                HRegionInfo[] newRegions,
                                ModifyRegionUtils.RegionFillTask task)
                                         throws IOException

  Create new set of regions on the specified file-system. NOTE: that you should add the regions to hbase:meta after this operation.

  Parameters:

  conf - Configuration

  rootDir - Root directory for HBase instance

  tableDir - table directory

  hTableDescriptor - description of the table

  newRegions - HRegionInfo that describes the regions to create

  task - ModifyRegionUtils.RegionFillTask custom code to populate region after creation

  Throws:

  IOException

• createRegions

  public static List<HRegionInfo> createRegions(ThreadPoolExecutor exec,
                                org.apache.hadoop.conf.Configuration conf,
                                org.apache.hadoop.fs.Path rootDir,
                                org.apache.hadoop.fs.Path tableDir,
                                HTableDescriptor hTableDescriptor,
                                HRegionInfo[] newRegions,
                                ModifyRegionUtils.RegionFillTask task)
                                         throws IOException

  Create new set of regions on the specified file-system. NOTE: that you should add the regions to hbase:meta after this operation.

  Parameters:

  exec - Thread Pool Executor

  conf - Configuration

  rootDir - Root directory for HBase instance

  tableDir - table directory

  hTableDescriptor - description of the table

  newRegions - HRegionInfo that describes the regions to create

  task - ModifyRegionUtils.RegionFillTask custom code to populate region after creation

  Throws:

  IOException

• createRegion

  public static HRegionInfo createRegion(org.apache.hadoop.conf.Configuration conf,
                         org.apache.hadoop.fs.Path rootDir,
                         org.apache.hadoop.fs.Path tableDir,
                         HTableDescriptor hTableDescriptor,
                         HRegionInfo newRegion,
                         ModifyRegionUtils.RegionFillTask task)
                                  throws IOException

  Create new set of regions on the specified file-system.

  Parameters:

  conf - Configuration

  rootDir - Root directory for HBase instance

  tableDir - table directory

  hTableDescriptor - description of the table

  newRegion - HRegionInfo that describes the region to create

  task - ModifyRegionUtils.RegionFillTask custom code to populate region after creation

  Throws:

  IOException

• editRegions

  public static void editRegions(ThreadPoolExecutor exec,
                 Collection<HRegionInfo> regions,
                 ModifyRegionUtils.RegionEditTask task)
                          throws IOException

  Execute the task on the specified set of regions.

  Parameters:

  exec - Thread Pool Executor

  regions - HRegionInfo that describes the regions to edit

  task - ModifyRegionUtils.RegionFillTask custom code to edit the region

  Throws:

  IOException

• assignRegions

  public static void assignRegions(AssignmentManager assignmentManager,
                   List<HRegionInfo> regionInfos)
                            throws IOException

  Triggers a bulk assignment of the specified regions

  Parameters:

  assignmentManager - the Assignment Manger

  regionInfos - the list of regions to assign

  Throws:

  IOException - if an error occurred during the assignment