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

The following examples show how to use org.apache.hadoop.hbase.CellBuilder. 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: phoenix   Source File: IndexedKeyValue.java    License: Apache License 2.0 6 votes vote down vote up
private static Cell adaptFirstCellFromMutation(Mutation m) {
    if (m != null && m.getFamilyCellMap() != null &&
        m.getFamilyCellMap().firstEntry() != null &&
        m.getFamilyCellMap().firstEntry().getValue() != null
        && m.getFamilyCellMap().firstEntry().getValue().get(0) != null) {
        //have to replace the column family with WALEdit.METAFAMILY to make sure
        //that IndexedKeyValues don't get replicated. The superclass KeyValue fields
        //like row, qualifier and value are placeholders to prevent NPEs
        // when using the KeyValue APIs. See PHOENIX-5188 / 5455
        Cell mutationCell = m.getFamilyCellMap().firstEntry().getValue().get(0);
        CellBuilder builder = CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY);
        return builder.setFamily(WALEdit.METAFAMILY).
            setQualifier(mutationCell.getQualifierArray()).
            setRow(m.getRow()).
            setTimestamp(mutationCell.getTimestamp()).
            setValue(mutationCell.getValueArray()).setType(Cell.Type.Put).build();
    } else {
        throw new IllegalArgumentException("Tried to create an IndexedKeyValue with a " +
            "Mutation with no Cells!");
    }

}
 
Example 2
public static Put addLocation(Put p, ServerName sn, long openSeqNum, int replicaId)
  throws IOException {
  CellBuilder builder = CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY);
  return p.add(builder.clear()
    .setRow(p.getRow())
    .setFamily(CATALOG_FAMILY)
    .setQualifier(getServerColumn(replicaId))
    .setTimestamp(p.getTimestamp())
    .setType(Cell.Type.Put)
    .setValue(Bytes.toBytes(sn.getAddress().toString()))
    .build())
    .add(builder.clear()
      .setRow(p.getRow())
      .setFamily(CATALOG_FAMILY)
      .setQualifier(getStartCodeColumn(replicaId))
      .setTimestamp(p.getTimestamp())
      .setType(Cell.Type.Put)
      .setValue(Bytes.toBytes(sn.getStartcode()))
      .build())
    .add(builder.clear()
      .setRow(p.getRow())
      .setFamily(CATALOG_FAMILY)
      .setQualifier(getSeqNumColumn(replicaId))
      .setTimestamp(p.getTimestamp())
      .setType(Cell.Type.Put)
      .setValue(Bytes.toBytes(openSeqNum))
      .build());
}
 
Example 3
Source Project: hbase   Source File: TestBulkLoadReplication.java    License: Apache License 2.0 5 votes vote down vote up
private String createHFileForFamilies(byte[] row, byte[] value,
    Configuration clusterConfig) throws IOException {
  CellBuilder cellBuilder = CellBuilderFactory.create(CellBuilderType.DEEP_COPY);
  cellBuilder.setRow(row)
    .setFamily(TestReplicationBase.famName)
    .setQualifier(Bytes.toBytes("1"))
    .setValue(value)
    .setType(Cell.Type.Put);

  HFile.WriterFactory hFileFactory = HFile.getWriterFactoryNoCache(clusterConfig);
  // TODO We need a way to do this without creating files
  File hFileLocation = testFolder.newFile();
  FSDataOutputStream out =
    new FSDataOutputStream(new FileOutputStream(hFileLocation), null);
  try {
    hFileFactory.withOutputStream(out);
    hFileFactory.withFileContext(new HFileContextBuilder().build());
    HFile.Writer writer = hFileFactory.create();
    try {
      writer.append(new KeyValue(cellBuilder.build()));
    } finally {
      writer.close();
    }
  } finally {
    out.close();
  }
  return hFileLocation.getAbsoluteFile().getAbsolutePath();
}
 
Example 4
Source Project: hbase   Source File: CheckAndMutate.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public CellBuilder getCellBuilder(CellBuilderType cellBuilderType) {
  if (action instanceof Mutation) {
    return ((Mutation) action).getCellBuilder();
  }
  throw new UnsupportedOperationException();
}
 
Example 5
Source Project: hbase   Source File: TestWALEntrySinkFilter.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Test filter. Filter will filter out any write time that is <= 5 (BOUNDARY). We count how many
 * items we filter out and we count how many cells make it through for distribution way down below
 * in the Table#batch implementation. Puts in place a custom DevNullConnection so we can insert
 * our counting Table.
 * @throws IOException
 */
@Test
public void testWALEntryFilter() throws IOException {
  Configuration conf = HBaseConfiguration.create();
  // Make it so our filter is instantiated on construction of ReplicationSink.
  conf.setClass(DummyConnectionRegistry.REGISTRY_IMPL_CONF_KEY, DevNullConnectionRegistry.class,
      DummyConnectionRegistry.class);
  conf.setClass(WALEntrySinkFilter.WAL_ENTRY_FILTER_KEY,
      IfTimeIsGreaterThanBOUNDARYWALEntrySinkFilterImpl.class, WALEntrySinkFilter.class);
  conf.setClass(ClusterConnectionFactory.HBASE_SERVER_CLUSTER_CONNECTION_IMPL,
      DevNullAsyncClusterConnection.class, AsyncClusterConnection.class);
  ReplicationSink sink = new ReplicationSink(conf, STOPPABLE);
  // Create some dumb walentries.
  List<AdminProtos.WALEntry> entries = new ArrayList<>();
  AdminProtos.WALEntry.Builder entryBuilder = AdminProtos.WALEntry.newBuilder();
  // Need a tablename.
  ByteString tableName =
    ByteString.copyFromUtf8(TableName.valueOf(this.name.getMethodName()).toString());
  // Add WALEdit Cells to Cells List. The way edits arrive at the sink is with protos
  // describing the edit with all Cells from all edits aggregated in a single CellScanner.
  final List<Cell> cells = new ArrayList<>();
  int count = BOUNDARY * 2;
  for (int i = 0; i < count; i++) {
    byte[] bytes = Bytes.toBytes(i);
    // Create a wal entry. Everything is set to the current index as bytes or int/long.
    entryBuilder.clear();
    entryBuilder.setKey(entryBuilder.getKeyBuilder().setLogSequenceNumber(i)
      .setEncodedRegionName(ByteString.copyFrom(bytes)).setWriteTime(i).setTableName(tableName)
      .build());
    // Lets have one Cell associated with each WALEdit.
    entryBuilder.setAssociatedCellCount(1);
    entries.add(entryBuilder.build());
    // We need to add a Cell per WALEdit to the cells array.
    CellBuilder cellBuilder = CellBuilderFactory.create(CellBuilderType.DEEP_COPY);
    // Make cells whose row, family, cell, value, and ts are == 'i'.
    Cell cell = cellBuilder.setRow(bytes).setFamily(bytes).setQualifier(bytes)
      .setType(Cell.Type.Put).setTimestamp(i).setValue(bytes).build();
    cells.add(cell);
  }
  // Now wrap our cells array in a CellScanner that we can pass in to replicateEntries. It has
  // all Cells from all the WALEntries made above.
  CellScanner cellScanner = new CellScanner() {
    // Set to -1 because advance gets called before current.
    int index = -1;

    @Override
    public Cell current() {
      return cells.get(index);
    }

    @Override
    public boolean advance() throws IOException {
      index++;
      return index < cells.size();
    }
  };
  // Call our sink.
  sink.replicateEntries(entries, cellScanner, null, null, null);
  // Check what made it through and what was filtered.
  assertTrue(FILTERED.get() > 0);
  assertTrue(UNFILTERED.get() > 0);
  assertEquals(count, FILTERED.get() + UNFILTERED.get());
}
 
Example 6
Source Project: hbase   Source File: TestMutationGetCellBuilder.java    License: Apache License 2.0 4 votes vote down vote up
@Test
public void testMutationGetCellBuilder() throws Exception {
  final TableName tableName = TableName.valueOf(name.getMethodName());
  final byte[] rowKey = Bytes.toBytes("12345678");
  final byte[] uselessRowKey = Bytes.toBytes("123");
  final byte[] family = Bytes.toBytes("cf");
  final byte[] qualifier = Bytes.toBytes("foo");
  final long now = System.currentTimeMillis();
  try (Table table = TEST_UTIL.createTable(tableName, family)) {
    TEST_UTIL.waitTableAvailable(tableName.getName(), 5000);
    // put one row
    Put put = new Put(rowKey);
    CellBuilder cellBuilder = put.getCellBuilder().setQualifier(qualifier)
            .setFamily(family).setValue(Bytes.toBytes("bar")).setTimestamp(now);
    //setRow is useless
    cellBuilder.setRow(uselessRowKey);
    put.add(cellBuilder.build());
    byte[] cloneRow = CellUtil.cloneRow(cellBuilder.build());
    assertTrue("setRow must be useless", !Arrays.equals(cloneRow, uselessRowKey));
    table.put(put);

    // get the row back and assert the values
    Get get = new Get(rowKey);
    get.setTimestamp(now);
    Result result = table.get(get);
    assertTrue("row key must be same", Arrays.equals(result.getRow(), rowKey));
    assertTrue("Column foo value should be bar",
        Bytes.toString(result.getValue(family, qualifier)).equals("bar"));

    //Delete that row
    Delete delete = new Delete(rowKey);
    cellBuilder = delete.getCellBuilder().setQualifier(qualifier)
            .setFamily(family);
    //if this row has been deleted,then can check setType is useless.
    cellBuilder.setType(Cell.Type.Put);
    delete.add(cellBuilder.build());
    table.delete(delete);

    //check this row whether exist
    get = new Get(rowKey);
    get.setTimestamp(now);
    result = table.get(get);
    assertTrue("Column foo should not exist",
            result.getValue(family, qualifier) == null);
  }
}
 
Example 7
Source Project: hbase   Source File: TestHFile.java    License: Apache License 2.0 4 votes vote down vote up
@Test
public void testCorruptOutOfOrderHFileWrite() throws IOException {
  Path path = new Path(ROOT_DIR, testName.getMethodName());
  FSDataOutputStream mockedOutputStream = Mockito.mock(FSDataOutputStream.class);
  String columnFamily = "MyColumnFamily";
  String tableName = "MyTableName";
  HFileContext fileContext = new HFileContextBuilder()
      .withHFileName(testName.getMethodName() + "HFile")
      .withBlockSize(minBlockSize)
      .withColumnFamily(Bytes.toBytes(columnFamily))
      .withTableName(Bytes.toBytes(tableName))
      .withHBaseCheckSum(false)
      .withCompression(Compression.Algorithm.NONE)
      .withCompressTags(false)
      .build();
  HFileWriterImpl writer = new HFileWriterImpl(conf, cacheConf, path, mockedOutputStream,
    fileContext);
  CellBuilder cellBuilder = CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY);
  byte[] row = Bytes.toBytes("foo");
  byte[] qualifier = Bytes.toBytes("qualifier");
  byte[] cf = Bytes.toBytes(columnFamily);
  byte[] val = Bytes.toBytes("fooVal");
  long firstTS = 100L;
  long secondTS = 101L;
  Cell firstCell = cellBuilder.setRow(row).setValue(val).setTimestamp(firstTS)
      .setQualifier(qualifier).setFamily(cf).setType(Cell.Type.Put).build();
  Cell secondCell= cellBuilder.setRow(row).setValue(val).setTimestamp(secondTS)
      .setQualifier(qualifier).setFamily(cf).setType(Cell.Type.Put).build();
  //second Cell will sort "higher" than the first because later timestamps should come first
  writer.append(firstCell);
  try {
    writer.append(secondCell);
  } catch(IOException ie){
    String message = ie.getMessage();
    Assert.assertTrue(message.contains("not lexically larger"));
    Assert.assertTrue(message.contains(tableName));
    Assert.assertTrue(message.contains(columnFamily));
    return;
  }
  Assert.fail("Exception wasn't thrown even though Cells were appended in the wrong order!");
}
 
Example 8
Source Project: hbase   Source File: Put.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public CellBuilder getCellBuilder(CellBuilderType type) {
  return getCellBuilder(type, Cell.Type.Put);
}
 
Example 9
Source Project: hbase   Source File: Delete.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public CellBuilder getCellBuilder(CellBuilderType type) {
  return getCellBuilder(type, Cell.Type.Delete);
}
 
Example 10
Source Project: hbase   Source File: Append.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public CellBuilder getCellBuilder(CellBuilderType type) {
  return getCellBuilder(type, Cell.Type.Put);
}
 
Example 11
Source Project: hbase   Source File: Increment.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public CellBuilder getCellBuilder(CellBuilderType type) {
  return getCellBuilder(type, Cell.Type.Put);
}
 
Example 12
Source Project: hbase   Source File: Mutation.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * get a CellBuilder instance that already has relevant Type and Row set.
 * @param cellBuilderType e.g CellBuilderType.SHALLOW_COPY
 * @return CellBuilder which already has relevant Type and Row set.
 */
public abstract CellBuilder getCellBuilder(CellBuilderType cellBuilderType);
 
Example 13
Source Project: hbase   Source File: Mutation.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * get a CellBuilder instance that already has relevant Type and Row set.
 * the default CellBuilderType is CellBuilderType.SHALLOW_COPY
 * @return CellBuilder which already has relevant Type and Row set.
 */
public CellBuilder getCellBuilder() {
  return getCellBuilder(CellBuilderType.SHALLOW_COPY);
}