Package org.apache.hadoop.hbase.client

Examples of org.apache.hadoop.hbase.client.Admin

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    // create a table that references the jar
    HTableDescriptor htd = new HTableDescriptor(TableName.valueOf(cpName3));
    htd.addFamily(new HColumnDescriptor("test"));
    htd.setValue("COPROCESSOR$1", getLocalPath(jarFile) + "|" + cpName3 + "|" +
      Coprocessor.PRIORITY_USER);
    Admin admin = TEST_UTIL.getHBaseAdmin();
    admin.createTable(htd);
    waitForTable(htd.getTableName());

    // verify that the coprocessor was loaded
    boolean found = false;
    MiniHBaseCluster hbase = TEST_UTIL.getHBaseCluster();
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    // create a table that references the jar
    HTableDescriptor htd = new HTableDescriptor(TableName.valueOf(cpName4));
    htd.addFamily(new HColumnDescriptor("test"));
    htd.setValue("COPROCESSOR$1", getLocalPath(jarFile) + "|" + cpName4 + "|" +
      Coprocessor.PRIORITY_USER);
    Admin admin = TEST_UTIL.getHBaseAdmin();
    admin.createTable(htd);
    waitForTable(htd.getTableName());

    // verify that the coprocessor was loaded correctly
    boolean found = false;
    MiniHBaseCluster hbase = TEST_UTIL.getHBaseCluster();
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    kvs.put("k2", "v2");
    kvs.put("k3", "v3");
    htd.addCoprocessor(cpName6, new Path(getLocalPath(jarFile6)),
        Coprocessor.PRIORITY_USER, kvs);

    Admin admin = TEST_UTIL.getHBaseAdmin();
    if (admin.tableExists(tableName)) {
      if (admin.isTableEnabled(tableName)) {
        admin.disableTable(tableName);
      }
      admin.deleteTable(tableName);
    }
    admin.createTable(htd);
    waitForTable(htd.getTableName());

    // verify that the coprocessor was loaded
    boolean found_2 = false, found_1 = false, found_3 = false,
        found_5 = false, found_6 = false;
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    htd.setValue("COPROCESSOR$1", jarFileOnHDFS.toString() + "|" + cpName1 +
      "|" + Coprocessor.PRIORITY_USER);
      // with configuration values
    htd.setValue("COPROCESSOR$2", jarFileOnHDFS.toString() + "|" + cpName2 +
      "|" + Coprocessor.PRIORITY_USER + "|k1=v1,k2=v2,k3=v3");
    Admin admin = TEST_UTIL.getHBaseAdmin();
    if (admin.tableExists(tableName)) {
      if (admin.isTableEnabled(tableName)) {
        admin.disableTable(tableName);
      }
      admin.deleteTable(tableName);
    }
    admin.createTable(htd);
    waitForTable(htd.getTableName());

    // verify that the coprocessors were loaded
    boolean found1 = false, found2 = false, found2_k1 = false,
        found2_k2 = false, found2_k3 = false;
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      //set global read so RegionServer can move it
      setPermission(loadPath, FsPermission.valueOf("-rwxrwxrwx"));

      HTable table = new HTable(conf, tableName);
      try {
        Admin admin = TEST_UTIL.getHBaseAdmin();
        TEST_UTIL.waitTableEnabled(admin, tableName.getName());
        LoadIncrementalHFiles loader = new LoadIncrementalHFiles(conf);
        loader.doBulkLoad(loadPath, table);
      } finally {
        table.close();
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    TEST_UTIL.shutdownMiniCluster();
  }

  @Before
  public void beforeMethod() throws Exception {
    Admin admin = TEST_UTIL.getHBaseAdmin();
    if (admin.tableExists(TableName.valueOf(TABLE))) {
      TEST_UTIL.deleteTable(Bytes.toBytes(TABLE));
    }
    HTableDescriptor htd = new HTableDescriptor(TableName.valueOf(TABLE));
    htd.addFamily(new HColumnDescriptor(CFA));
    htd.addFamily(new HColumnDescriptor(CFB));
    admin.createTable(htd);
  }
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    admin.createTable(htd);
  }

  @After
  public void afterMethod() throws Exception {
    Admin admin = TEST_UTIL.getHBaseAdmin();
    if (admin.tableExists(TableName.valueOf(TABLE))) {
      TEST_UTIL.deleteTable(Bytes.toBytes(TABLE));
    }
  }
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    // will create the test table, appropriately pre-split
    super.setUp();

    // Update the test table schema so HFiles from this point will be written with
    // encryption features enabled.
    final Admin admin = util.getHBaseAdmin();
    HTableDescriptor tableDescriptor =
        new HTableDescriptor(admin.getTableDescriptor(getTablename()));
    for (HColumnDescriptor columnDescriptor: tableDescriptor.getColumnFamilies()) {
      columnDescriptor.setEncryptionType("AES");
      LOG.info("Updating CF schema for " + getTablename() + "." +
        columnDescriptor.getNameAsString());
      admin.disableTable(getTablename());
      admin.modifyColumn(getTablename(), columnDescriptor);
      admin.enableTable(getTablename());
      util.waitFor(30000, 1000, true, new Predicate<IOException>() {
        @Override
        public boolean evaluate() throws IOException {
          return admin.isTableAvailable(getTablename());
        }
      });
    }
  }
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    LOG.info(String.format("Initializing cluster with %d region servers.",
      REGION_SERVER_COUNT));
    util.initializeCluster(REGION_SERVER_COUNT);
    LOG.info("Cluster initialized");

    Admin admin = util.getHBaseAdmin();
    if (admin.tableExists(TABLE_NAME)) {
      LOG.info(String.format("Deleting existing table %s.", TABLE_NAME));
      if (admin.isTableEnabled(TABLE_NAME)) admin.disableTable(TABLE_NAME);
      admin.deleteTable(TABLE_NAME);
      LOG.info(String.format("Existing table %s deleted.", TABLE_NAME));
    }
    LOG.info("Cluster ready");
  }
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  }

  @After
  public void tearDown() throws IOException {
    LOG.info("Cleaning up after test.");
    Admin admin = util.getHBaseAdmin();
    if (admin.tableExists(TABLE_NAME)) {
      if (admin.isTableEnabled(TABLE_NAME)) admin.disableTable(TABLE_NAME);
      admin.deleteTable(TABLE_NAME);
    }
    LOG.info("Restoring cluster.");
    util.restoreCluster();
    LOG.info("Cluster restored.");
  }
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Related Classes of org.apache.hadoop.hbase.client.Admin

  • org.apache.hadoop.hbase.backup.TestHFileArchiving
  • org.apache.hadoop.hbase.chaos.actions.Action
  • org.apache.hadoop.hbase.chaos.actions.ChangeBloomFilterAction
  • org.apache.hadoop.hbase.chaos.actions.CompactRandomRegionOfTableAction
  • org.apache.hadoop.hbase.chaos.actions.FlushRandomRegionOfTableAction
  • org.apache.hadoop.hbase.chaos.actions.FlushTableAction
  • org.apache.hadoop.hbase.chaos.actions.MergeRandomAdjacentRegionsOfTableAction
  • org.apache.hadoop.hbase.chaos.actions.MoveRandomRegionOfTableAction
  • org.apache.hadoop.hbase.chaos.actions.MoveRegionsOfTableAction
  • org.apache.hadoop.hbase.chaos.actions.SnapshotTableAction
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