Java Code Examples for org.apache.hadoop.hbase.NamespaceNotFoundException

The following examples show how to use org.apache.hadoop.hbase.NamespaceNotFoundException. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: hbase   Source File: ModifyNamespaceProcedure.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Action before any real action of adding namespace.
 */
private boolean prepareModify(final MasterProcedureEnv env) throws IOException {
  if (!getTableNamespaceManager(env).doesNamespaceExist(newNsDescriptor.getName())) {
    setFailure("master-modify-namespace",
      new NamespaceNotFoundException(newNsDescriptor.getName()));
    return false;
  }
  getTableNamespaceManager(env).validateTableAndRegionCount(newNsDescriptor);

  // This is used for rollback
  oldNsDescriptor = getTableNamespaceManager(env).get(newNsDescriptor.getName());
  if (!Objects.equals(
    oldNsDescriptor.getConfigurationValue(RSGroupInfo.NAMESPACE_DESC_PROP_GROUP),
    newNsDescriptor.getConfigurationValue(RSGroupInfo.NAMESPACE_DESC_PROP_GROUP))) {
    checkNamespaceRSGroup(env, newNsDescriptor);
  }
  return true;
}
 
Example 2
Source Project: hbase   Source File: TestCreateNamespaceProcedure.java    License: Apache License 2.0 6 votes vote down vote up
@Test
public void testRollbackAndDoubleExecution() throws Exception {
  final NamespaceDescriptor nsd =
      NamespaceDescriptor.create("testRollbackAndDoubleExecution").build();
  final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();

  ProcedureTestingUtility.waitNoProcedureRunning(procExec);
  ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);

  // Start the CreateNamespace procedure && kill the executor
  long procId = procExec.submitProcedure(
    new CreateNamespaceProcedure(procExec.getEnvironment(), nsd));

  int lastStep = 2; // failing before CREATE_NAMESPACE_CREATE_DIRECTORY
  MasterProcedureTestingUtility.testRollbackAndDoubleExecution(procExec, procId, lastStep);

  // Validate the non-existence of namespace
  try {
    NamespaceDescriptor nsDescriptor = UTIL.getAdmin().getNamespaceDescriptor(nsd.getName());
    assertNull(nsDescriptor);
  } catch (NamespaceNotFoundException nsnfe) {
    // Expected
    LOG.info("The namespace " + nsd.getName() + " is not created.");
  }
}
 
Example 3
Source Project: hbase   Source File: TestDeleteNamespaceProcedure.java    License: Apache License 2.0 6 votes vote down vote up
@Test
public void testDeleteNonExistNamespace() throws Exception {
  final String namespaceName = "testDeleteNonExistNamespace";
  final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();

  validateNamespaceNotExist(namespaceName);

  long procId = procExec.submitProcedure(
    new DeleteNamespaceProcedure(procExec.getEnvironment(), namespaceName));
  // Wait the completion
  ProcedureTestingUtility.waitProcedure(procExec, procId);
  // Expect fail with NamespaceNotFoundException
  Procedure<?> result = procExec.getResult(procId);
  assertTrue(result.isFailed());
  LOG.debug("Delete namespace failed with exception: " + result.getException());
  assertTrue(
    ProcedureTestingUtility.getExceptionCause(result) instanceof NamespaceNotFoundException);
}
 
Example 4
Source Project: hbase   Source File: ThriftAdmin.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public NamespaceDescriptor getNamespaceDescriptor(String name)
    throws NamespaceNotFoundException, IOException {
  try {
    TNamespaceDescriptor tNamespaceDescriptor = client.getNamespaceDescriptor(name);
    return ThriftUtilities.namespaceDescriptorFromThrift(tNamespaceDescriptor);
  } catch (TException e) {
    throw new IOException(e);
  }
}
 
Example 5
Source Project: hbase   Source File: DeleteNamespaceProcedure.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Action before any real action of deleting namespace.
 * @param env MasterProcedureEnv
 */
private boolean prepareDelete(final MasterProcedureEnv env) throws IOException {
  if (getTableNamespaceManager(env).doesNamespaceExist(namespaceName) == false) {
    setFailure("master-delete-namespace", new NamespaceNotFoundException(namespaceName));
    return false;
  }
  if (NamespaceDescriptor.RESERVED_NAMESPACES.contains(namespaceName)) {
    setFailure("master-delete-namespace",
      new ConstraintException("Reserved namespace " + namespaceName + " cannot be removed."));
    return false;
  }

  int tableCount = 0;
  try {
    tableCount = env.getMasterServices().listTableDescriptorsByNamespace(namespaceName).size();
  } catch (FileNotFoundException fnfe) {
    setFailure("master-delete-namespace", new NamespaceNotFoundException(namespaceName));
    return false;
  }
  if (tableCount > 0) {
    setFailure("master-delete-namespace",
      new ConstraintException("Only empty namespaces can be removed. Namespace " + namespaceName +
        " has " + tableCount + " tables"));
    return false;
  }

  // This is used for rollback
  nsDescriptor = getTableNamespaceManager(env).get(namespaceName);
  return true;
}
 
Example 6
Source Project: hbase   Source File: TestModifyNamespaceProcedure.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testModifyNonExistNamespace() throws Exception {
  final String namespaceName = "testModifyNonExistNamespace";
  final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();

  try {
    NamespaceDescriptor nsDescriptor = UTIL.getAdmin().getNamespaceDescriptor(namespaceName);
    assertNull(nsDescriptor);
  } catch (NamespaceNotFoundException nsnfe) {
    // Expected
    LOG.debug("The namespace " + namespaceName + " does not exist.  This is expected.");
  }

  final NamespaceDescriptor nsd = NamespaceDescriptor.create(namespaceName).build();

  long procId = procExec.submitProcedure(
    new ModifyNamespaceProcedure(procExec.getEnvironment(), nsd));
  // Wait the completion
  ProcedureTestingUtility.waitProcedure(procExec, procId);

  // Expect fail with NamespaceNotFoundException
  Procedure<?> result = procExec.getResult(procId);
  assertTrue(result.isFailed());
  LOG.debug("modify namespace failed with exception: " + result.getException());
  assertTrue(
    ProcedureTestingUtility.getExceptionCause(result) instanceof NamespaceNotFoundException);
}
 
Example 7
Source Project: hbase   Source File: TestDeleteNamespaceProcedure.java    License: Apache License 2.0 5 votes vote down vote up
public static void validateNamespaceNotExist(final String nsName) throws IOException {
  try {
    NamespaceDescriptor nsDescriptor = UTIL.getAdmin().getNamespaceDescriptor(nsName);
    assertNull(nsDescriptor);
  } catch (NamespaceNotFoundException nsnfe) {
    // Expected
  }
}
 
Example 8
Source Project: hbase   Source File: HelloHBase.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Checks to see whether a namespace exists.
 *
 * @param admin Standard Admin object
 * @param namespaceName Name of namespace
 * @return true If namespace exists
 * @throws IOException If IO problem encountered
 */
static boolean namespaceExists(final Admin admin, final String namespaceName)
        throws IOException {
  try {
    admin.getNamespaceDescriptor(namespaceName);
  } catch (NamespaceNotFoundException e) {
    return false;
  }
  return true;
}
 
Example 9
Source Project: hbase   Source File: HelloHBase.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Checks to see whether a namespace exists.
 *
 * @param admin Standard Admin object
 * @param namespaceName Name of namespace
 * @return true If namespace exists
 * @throws IOException If IO problem encountered
 */
static boolean namespaceExists(final Admin admin, final String namespaceName)
        throws IOException {
  try {
    admin.getNamespaceDescriptor(namespaceName);
  } catch (NamespaceNotFoundException e) {
    return false;
  }
  return true;
}
 
Example 10
private boolean isSystemNamespaceCreated() throws IOException {
    try {
        testUtil.getAdmin().getNamespaceDescriptor(SYSTEM_CATALOG_SCHEMA);
    } catch (NamespaceNotFoundException ex) {
        return false;
    }
    return true;
}
 
Example 11
Source Project: hbase   Source File: ClusterSchemaServiceImpl.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public NamespaceDescriptor getNamespace(String name) throws IOException {
  NamespaceDescriptor nsd = getTableNamespaceManager().get(name);
  if (nsd == null) throw new NamespaceNotFoundException(name);
  return nsd;
}
 
Example 12
Source Project: hbase   Source File: TestAsyncNamespaceAdminApi.java    License: Apache License 2.0 4 votes vote down vote up
@Test
public void testNamespaceOperations() throws Exception {
  admin.createNamespace(NamespaceDescriptor.create(prefix + "ns1").build()).join();
  admin.createNamespace(NamespaceDescriptor.create(prefix + "ns2").build()).join();

  // create namespace that already exists
  runWithExpectedException(new Callable<Void>() {
    @Override
    public Void call() throws Exception {
      admin.createNamespace(NamespaceDescriptor.create(prefix + "ns1").build()).join();
      return null;
    }
  }, NamespaceExistException.class);

  // create a table in non-existing namespace
  runWithExpectedException(new Callable<Void>() {
    @Override
    public Void call() throws Exception {
      TableDescriptorBuilder tableDescriptorBuilder =
        TableDescriptorBuilder.newBuilder(TableName.valueOf("non_existing_namespace",
          "table1"));
      ColumnFamilyDescriptor columnFamilyDescriptor =
        ColumnFamilyDescriptorBuilder.newBuilder(Bytes.toBytes("family1")).build();
      tableDescriptorBuilder.setColumnFamily(columnFamilyDescriptor);
      admin.createTable(tableDescriptorBuilder.build()).join();
      return null;
    }
  }, NamespaceNotFoundException.class);

  // get descriptor for existing namespace
  NamespaceDescriptor ns1 = admin.getNamespaceDescriptor(prefix + "ns1").get();
  assertEquals(prefix + "ns1", ns1.getName());

  // get descriptor for non-existing namespace
  runWithExpectedException(new Callable<NamespaceDescriptor>() {
    @Override
    public NamespaceDescriptor call() throws Exception {
      return admin.getNamespaceDescriptor("non_existing_namespace").get();
    }
  }, NamespaceNotFoundException.class);

  // delete descriptor for existing namespace
  admin.deleteNamespace(prefix + "ns2").join();

  // delete descriptor for non-existing namespace
  runWithExpectedException(new Callable<Void>() {
    @Override
    public Void call() throws Exception {
      admin.deleteNamespace("non_existing_namespace").join();
      return null;
    }
  }, NamespaceNotFoundException.class);

  // modify namespace descriptor for existing namespace
  ns1 = admin.getNamespaceDescriptor(prefix + "ns1").get();
  ns1.setConfiguration("foo", "bar");
  admin.modifyNamespace(ns1).join();
  ns1 = admin.getNamespaceDescriptor(prefix + "ns1").get();
  assertEquals("bar", ns1.getConfigurationValue("foo"));

  // modify namespace descriptor for non-existing namespace
  runWithExpectedException(new Callable<Void>() {
    @Override
    public Void call() throws Exception {
      admin.modifyNamespace(NamespaceDescriptor.create("non_existing_namespace").build()).join();
      return null;
    }
  }, NamespaceNotFoundException.class);

  admin.deleteNamespace(prefix + "ns1").join();
}
 
Example 13
@Test(expected = NamespaceNotFoundException.class)
public void testCloneOnMissingNamespace() throws IOException, InterruptedException {
  final TableName clonedTableName = TableName.valueOf("unknownNS:" + getValidMethodName());
  admin.cloneSnapshot(snapshotName1, clonedTableName);
}
 
Example 14
Source Project: hbase   Source File: VerifyingRSGroupAdmin.java    License: Apache License 2.0 4 votes vote down vote up
public NamespaceDescriptor getNamespaceDescriptor(String name)
  throws NamespaceNotFoundException, IOException {
  return admin.getNamespaceDescriptor(name);
}
 
Example 15
Source Project: hbase   Source File: AdminOverAsyncAdmin.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public NamespaceDescriptor getNamespaceDescriptor(String name)
    throws NamespaceNotFoundException, IOException {
  return get(admin.getNamespaceDescriptor(name));
}
 
Example 16
Source Project: hbase   Source File: Admin.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * Get a namespace descriptor by name.
 * @param name name of namespace descriptor
 * @return A descriptor
 * @throws org.apache.hadoop.hbase.NamespaceNotFoundException
 * @throws IOException if a remote or network exception occurs
 */
NamespaceDescriptor getNamespaceDescriptor(String name)
    throws NamespaceNotFoundException, IOException;