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

Example 21 with Put

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

the class TestRemoteTable method testIteratorScaner.

/**
   * Test RemoteHable.Scanner.iterator method  
   */
@Test
public void testIteratorScaner() throws IOException {
    List<Put> puts = new ArrayList<>(4);
    Put put = new Put(ROW_1);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    puts.add(put);
    put = new Put(ROW_2);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    puts.add(put);
    put = new Put(ROW_3);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    puts.add(put);
    put = new Put(ROW_4);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    puts.add(put);
    remoteTable.put(puts);
    ResultScanner scanner = remoteTable.getScanner(new Scan());
    Iterator<Result> iterator = scanner.iterator();
    assertTrue(iterator.hasNext());
    int counter = 0;
    while (iterator.hasNext()) {
        iterator.next();
        counter++;
    }
    assertEquals(4, counter);
}

Example 22 with Put

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

the class TestRemoteTable method testPut.

@Test
public void testPut() throws IOException {
    Put put = new Put(ROW_3);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    remoteTable.put(put);
    Get get = new Get(ROW_3);
    get.addFamily(COLUMN_1);
    Result result = remoteTable.get(get);
    byte[] value = result.getValue(COLUMN_1, QUALIFIER_1);
    assertNotNull(value);
    assertTrue(Bytes.equals(VALUE_1, value));
    // multiput
    List<Put> puts = new ArrayList<>(3);
    put = new Put(ROW_3);
    put.addColumn(COLUMN_2, QUALIFIER_2, VALUE_2);
    puts.add(put);
    put = new Put(ROW_4);
    put.addColumn(COLUMN_1, QUALIFIER_1, VALUE_1);
    puts.add(put);
    put = new Put(ROW_4);
    put.addColumn(COLUMN_2, QUALIFIER_2, VALUE_2);
    puts.add(put);
    remoteTable.put(puts);
    get = new Get(ROW_3);
    get.addFamily(COLUMN_2);
    result = remoteTable.get(get);
    value = result.getValue(COLUMN_2, QUALIFIER_2);
    assertNotNull(value);
    assertTrue(Bytes.equals(VALUE_2, value));
    get = new Get(ROW_4);
    result = remoteTable.get(get);
    value = result.getValue(COLUMN_1, QUALIFIER_1);
    assertNotNull(value);
    assertTrue(Bytes.equals(VALUE_1, value));
    value = result.getValue(COLUMN_2, QUALIFIER_2);
    assertNotNull(value);
    assertTrue(Bytes.equals(VALUE_2, value));
    assertTrue(Bytes.equals(Bytes.toBytes("TestRemoteTable" + VALID_TABLE_NAME_CHARS), remoteTable.getTableName()));
}

Example 23 with Put

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

the class AccessControlLists method addUserPermission.

/**
   * Stores a new user permission grant in the access control lists table.
   * @param conf the configuration
   * @param userPerm the details of the permission to be granted
   * @param t acl table instance. It is closed upon method return.
   * @throws IOException in the case of an error accessing the metadata table
   */
static void addUserPermission(Configuration conf, UserPermission userPerm, Table t, boolean mergeExistingPermissions) throws IOException {
    Permission.Action[] actions = userPerm.getActions();
    byte[] rowKey = userPermissionRowKey(userPerm);
    Put p = new Put(rowKey);
    byte[] key = userPermissionKey(userPerm);
    if ((actions == null) || (actions.length == 0)) {
        String msg = "No actions associated with user '" + Bytes.toString(userPerm.getUser()) + "'";
        LOG.warn(msg);
        throw new IOException(msg);
    }
    Set<Permission.Action> actionSet = new TreeSet<Permission.Action>();
    if (mergeExistingPermissions) {
        List<UserPermission> perms = getUserPermissions(conf, rowKey);
        UserPermission currentPerm = null;
        for (UserPermission perm : perms) {
            if (Bytes.equals(perm.getUser(), userPerm.getUser()) && ((userPerm.isGlobal() && ACL_TABLE_NAME.equals(perm.getTableName())) || perm.tableFieldsEqual(userPerm))) {
                currentPerm = perm;
                break;
            }
        }
        if (currentPerm != null && currentPerm.getActions() != null) {
            actionSet.addAll(Arrays.asList(currentPerm.getActions()));
        }
    }
    // merge current action with new action.
    actionSet.addAll(Arrays.asList(actions));
    // serialize to byte array.
    byte[] value = new byte[actionSet.size()];
    int index = 0;
    for (Permission.Action action : actionSet) {
        value[index++] = action.code();
    }
    p.addImmutable(ACL_LIST_FAMILY, key, value);
    if (LOG.isDebugEnabled()) {
        LOG.debug("Writing permission with rowKey " + Bytes.toString(rowKey) + " " + Bytes.toString(key) + ": " + Bytes.toStringBinary(value));
    }
    try {
        t.put(p);
    } finally {
        t.close();
    }
}

Example 24 with Put

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

the class ReplicationSink method replicateEntries.

/**
   * Replicate this array of entries directly into the local cluster using the native client. Only
   * operates against raw protobuf type saving on a conversion from pb to pojo.
   * @param entries
   * @param cells
   * @param replicationClusterId Id which will uniquely identify source cluster FS client
   *          configurations in the replication configuration directory
   * @param sourceBaseNamespaceDirPath Path that point to the source cluster base namespace
   *          directory
   * @param sourceHFileArchiveDirPath Path that point to the source cluster hfile archive directory
   * @throws IOException If failed to replicate the data
   */
public void replicateEntries(List<WALEntry> entries, final CellScanner cells, String replicationClusterId, String sourceBaseNamespaceDirPath, String sourceHFileArchiveDirPath) throws IOException {
    if (entries.isEmpty())
        return;
    if (cells == null)
        throw new NullPointerException("TODO: Add handling of null CellScanner");
    // to the same table.
    try {
        long totalReplicated = 0;
        // Map of table => list of Rows, grouped by cluster id, we only want to flushCommits once per
        // invocation of this method per table and cluster id.
        Map<TableName, Map<List<UUID>, List<Row>>> rowMap = new TreeMap<>();
        // Map of table name Vs list of pair of family and list of hfile paths from its namespace
        Map<String, List<Pair<byte[], List<String>>>> bulkLoadHFileMap = null;
        for (WALEntry entry : entries) {
            TableName table = TableName.valueOf(entry.getKey().getTableName().toByteArray());
            Cell previousCell = null;
            Mutation m = null;
            int count = entry.getAssociatedCellCount();
            for (int i = 0; i < count; i++) {
                // Throw index out of bounds if our cell count is off
                if (!cells.advance()) {
                    throw new ArrayIndexOutOfBoundsException("Expected=" + count + ", index=" + i);
                }
                Cell cell = cells.current();
                // Handle bulk load hfiles replication
                if (CellUtil.matchingQualifier(cell, WALEdit.BULK_LOAD)) {
                    if (bulkLoadHFileMap == null) {
                        bulkLoadHFileMap = new HashMap<>();
                    }
                    buildBulkLoadHFileMap(bulkLoadHFileMap, table, cell);
                } else {
                    // Handle wal replication
                    if (isNewRowOrType(previousCell, cell)) {
                        // Create new mutation
                        m = CellUtil.isDelete(cell) ? new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()) : new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
                        List<UUID> clusterIds = new ArrayList<>(entry.getKey().getClusterIdsList().size());
                        for (HBaseProtos.UUID clusterId : entry.getKey().getClusterIdsList()) {
                            clusterIds.add(toUUID(clusterId));
                        }
                        m.setClusterIds(clusterIds);
                        addToHashMultiMap(rowMap, table, clusterIds, m);
                    }
                    if (CellUtil.isDelete(cell)) {
                        ((Delete) m).addDeleteMarker(cell);
                    } else {
                        ((Put) m).add(cell);
                    }
                    previousCell = cell;
                }
            }
            totalReplicated++;
        }
        // TODO Replicating mutations and bulk loaded data can be made parallel
        if (!rowMap.isEmpty()) {
            LOG.debug("Started replicating mutations.");
            for (Entry<TableName, Map<List<UUID>, List<Row>>> entry : rowMap.entrySet()) {
                batch(entry.getKey(), entry.getValue().values());
            }
            LOG.debug("Finished replicating mutations.");
        }
        if (bulkLoadHFileMap != null && !bulkLoadHFileMap.isEmpty()) {
            LOG.debug("Started replicating bulk loaded data.");
            HFileReplicator hFileReplicator = new HFileReplicator(this.provider.getConf(this.conf, replicationClusterId), sourceBaseNamespaceDirPath, sourceHFileArchiveDirPath, bulkLoadHFileMap, conf, getConnection());
            hFileReplicator.replicate();
            LOG.debug("Finished replicating bulk loaded data.");
        }
        int size = entries.size();
        this.metrics.setAgeOfLastAppliedOp(entries.get(size - 1).getKey().getWriteTime());
        this.metrics.applyBatch(size + hfilesReplicated, hfilesReplicated);
        this.totalReplicatedEdits.addAndGet(totalReplicated);
    } catch (IOException ex) {
        LOG.error("Unable to accept edit because:", ex);
        throw ex;
    }
}

Example 25 with Put

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

the class WALSplitter method getMutationsFromWALEntry.

/**
   * This function is used to construct mutations from a WALEntry. It also
   * reconstructs WALKey & WALEdit from the passed in WALEntry
   * @param entry
   * @param cells
   * @param logEntry pair of WALKey and WALEdit instance stores WALKey and WALEdit instances
   *          extracted from the passed in WALEntry.
   * @return list of Pair<MutationType, Mutation> to be replayed
   * @throws IOException
   */
public static List<MutationReplay> getMutationsFromWALEntry(WALEntry entry, CellScanner cells, Pair<WALKey, WALEdit> logEntry, Durability durability) throws IOException {
    if (entry == null) {
        // return an empty array
        return new ArrayList<>();
    }
    long replaySeqId = (entry.getKey().hasOrigSequenceNumber()) ? entry.getKey().getOrigSequenceNumber() : entry.getKey().getLogSequenceNumber();
    int count = entry.getAssociatedCellCount();
    List<MutationReplay> mutations = new ArrayList<>();
    Cell previousCell = null;
    Mutation m = null;
    WALKey key = null;
    WALEdit val = null;
    if (logEntry != null)
        val = new WALEdit();
    for (int i = 0; i < count; i++) {
        // Throw index out of bounds if our cell count is off
        if (!cells.advance()) {
            throw new ArrayIndexOutOfBoundsException("Expected=" + count + ", index=" + i);
        }
        Cell cell = cells.current();
        if (val != null)
            val.add(cell);
        boolean isNewRowOrType = previousCell == null || previousCell.getTypeByte() != cell.getTypeByte() || !CellUtil.matchingRow(previousCell, cell);
        if (isNewRowOrType) {
            // Create new mutation
            if (CellUtil.isDelete(cell)) {
                m = new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
                // Deletes don't have nonces.
                mutations.add(new MutationReplay(MutationType.DELETE, m, HConstants.NO_NONCE, HConstants.NO_NONCE));
            } else {
                m = new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
                // Puts might come from increment or append, thus we need nonces.
                long nonceGroup = entry.getKey().hasNonceGroup() ? entry.getKey().getNonceGroup() : HConstants.NO_NONCE;
                long nonce = entry.getKey().hasNonce() ? entry.getKey().getNonce() : HConstants.NO_NONCE;
                mutations.add(new MutationReplay(MutationType.PUT, m, nonceGroup, nonce));
            }
        }
        if (CellUtil.isDelete(cell)) {
            ((Delete) m).addDeleteMarker(cell);
        } else {
            ((Put) m).add(cell);
        }
        m.setDurability(durability);
        previousCell = cell;
    }
    // reconstruct WALKey
    if (logEntry != null) {
        org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey walKeyProto = entry.getKey();
        List<UUID> clusterIds = new ArrayList<>(walKeyProto.getClusterIdsCount());
        for (HBaseProtos.UUID uuid : entry.getKey().getClusterIdsList()) {
            clusterIds.add(new UUID(uuid.getMostSigBits(), uuid.getLeastSigBits()));
        }
        key = new WALKey(walKeyProto.getEncodedRegionName().toByteArray(), TableName.valueOf(walKeyProto.getTableName().toByteArray()), replaySeqId, walKeyProto.getWriteTime(), clusterIds, walKeyProto.getNonceGroup(), walKeyProto.getNonce(), null);
        logEntry.setFirst(key);
        logEntry.setSecond(val);
    }
    return mutations;
}