Examples with Put org.apache.hadoop.hbase.client.Put used on opensource projects

Example 6 with Put

use of org.apache.hadoop.hbase.client.Put in project hbase by apache.

the class MetaTableAccessor method updateTableState.

/**
   * Update state of the table in meta.
   * @param connection what we use for update
   * @param state new state
   * @throws IOException
   */
public static void updateTableState(Connection connection, TableState state) throws IOException {
    Put put = makePutFromTableState(state);
    putToMetaTable(connection, put);
    LOG.info("Updated table " + state.getTableName() + " state to " + state.getState() + " in META");
}

Example 7 with Put

use of org.apache.hadoop.hbase.client.Put in project hbase by apache.

the class MetaTableAccessor method updateReplicationPositions.

/**
   * Updates the progress of pushing entries to peer cluster. Skip entry if value is -1.
   * @param connection connection we're using
   * @param peerId the peerId to push
   * @param positions map that saving positions for each region
   * @throws IOException
   */
public static void updateReplicationPositions(Connection connection, String peerId, Map<String, Long> positions) throws IOException {
    List<Put> puts = new ArrayList<>(positions.entrySet().size());
    for (Map.Entry<String, Long> entry : positions.entrySet()) {
        long value = Math.abs(entry.getValue());
        Put put = new Put(Bytes.toBytes(entry.getKey()));
        put.addImmutable(HConstants.REPLICATION_POSITION_FAMILY, Bytes.toBytes(peerId), Bytes.toBytes(value));
        puts.add(put);
    }
    getMetaHTable(connection).put(puts);
}

Example 8 with Put

use of org.apache.hadoop.hbase.client.Put in project hbase by apache.

the class MetaTableAccessor method makePutFromTableState.

/**
   * Construct PUT for given state
   * @param state new state
   */
public static Put makePutFromTableState(TableState state) {
    long time = EnvironmentEdgeManager.currentTime();
    Put put = new Put(state.getTableName().getName(), time);
    put.addColumn(getTableFamily(), getStateColumn(), state.convert().toByteArray());
    return put;
}

Example 9 with Put

use of org.apache.hadoop.hbase.client.Put in project hbase by apache.

the class MetaTableAccessor method addDaughter.

/**
   * Adds a daughter region entry to meta.
   * @param regionInfo the region to put
   * @param sn the location of the region
   * @param openSeqNum the latest sequence number obtained when the region was open
   */
public static void addDaughter(final Connection connection, final HRegionInfo regionInfo, final ServerName sn, final long openSeqNum) throws NotAllMetaRegionsOnlineException, IOException {
    long now = EnvironmentEdgeManager.currentTime();
    Put put = new Put(regionInfo.getRegionName(), now);
    addRegionInfo(put, regionInfo);
    if (sn != null) {
        addLocation(put, sn, openSeqNum, -1, regionInfo.getReplicaId());
    }
    putToMetaTable(connection, put);
    LOG.info("Added daughter " + regionInfo.getEncodedName() + (sn == null ? ", serverName=null" : ", serverName=" + sn.toString()));
}

Example 10 with Put

use of org.apache.hadoop.hbase.client.Put in project hbase by apache.

the class TestHelloHBase method testDeleteRow.

@Test
public void testDeleteRow() throws IOException {
    Admin admin = TEST_UTIL.getAdmin();
    admin.createNamespace(NamespaceDescriptor.create(HelloHBase.MY_NAMESPACE_NAME).build());
    Table table = TEST_UTIL.createTable(HelloHBase.MY_TABLE_NAME, HelloHBase.MY_COLUMN_FAMILY_NAME);
    table.put(new Put(HelloHBase.MY_ROW_ID).addColumn(HelloHBase.MY_COLUMN_FAMILY_NAME, HelloHBase.MY_FIRST_COLUMN_QUALIFIER, Bytes.toBytes("xyz")));
    HelloHBase.deleteRow(table);
    Result row = table.get(new Get(HelloHBase.MY_ROW_ID));
    assertEquals("#deleteRow failed to delete row.", true, row.isEmpty());
    TEST_UTIL.deleteTable(HelloHBase.MY_TABLE_NAME);
    admin.deleteNamespace(HelloHBase.MY_NAMESPACE_NAME);
}