Package org.apache.hadoop.ha

Examples of org.apache.hadoop.ha.ServiceFailedException

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  synchronized void transitionToActive()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, ACTIVE_STATE);
  }
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  synchronized void transitionToStandby()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, STANDBY_STATE);
  }
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  synchronized HAServiceStatus getServiceStatus()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    if (state == null) {
      return new HAServiceStatus(HAServiceState.INITIALIZING);
    }
    HAServiceState retState = state.getServiceState();
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  @Override
  public void becomeActive() throws ServiceFailedException {
    try {
      rmContext.getRMAdminService().transitionToActive(req);
    } catch (Exception e) {
      throw new ServiceFailedException("RM could not transition to Active", e);
    }
  }
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   */
  public void setState(HAContext context, HAState s) throws ServiceFailedException {
    if (this == s) { // Aleady in the new state
      return;
    }
    throw new ServiceFailedException("Transtion from state " + this + " to "
        + s + " is not allowed.");
  }
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  synchronized void transitionToActive()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, ACTIVE_STATE);
  }
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  synchronized void transitionToStandby()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, STANDBY_STATE);
  }
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  synchronized HAServiceStatus getServiceStatus()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    if (state == null) {
      return new HAServiceStatus(HAServiceState.INITIALIZING);
    }
    HAServiceState retState = state.getServiceState();
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  synchronized void transitionToActive()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, ACTIVE_STATE);
  }
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  synchronized void transitionToStandby()
      throws ServiceFailedException, AccessControlException {
    namesystem.checkSuperuserPrivilege();
    if (!haEnabled) {
      throw new ServiceFailedException("HA for namenode is not enabled");
    }
    state.setState(haContext, STANDBY_STATE);
  }
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Related Classes of org.apache.hadoop.ha.ServiceFailedException

  • org.apache.hadoop.hdfs.server.namenode.BackupState
  • org.apache.hadoop.hdfs.server.namenode.ha.ActiveState
  • org.apache.hadoop.hdfs.server.namenode.ha.HAState
  • org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer
  • org.apache.hadoop.hdfs.server.namenode.ha.StandbyState
  • org.apache.hadoop.hdfs.server.namenode.NameNode
  • org.apache.hadoop.yarn.server.resourcemanager.AdminService
  • org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService
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