Examples with StateUpdater org.apache.storm.trident.state.StateUpdater used on opensource projects

Example 1 with StateUpdater

use of org.apache.storm.trident.state.StateUpdater in project storm by apache.

the class TestHdfsDataSourcesProvider method testHdfsSink.

@SuppressWarnings("unchecked")
@Test
public void testHdfsSink() {
    ISqlTridentDataSource ds = DataSourcesRegistry.constructTridentDataSource(URI.create(hdfsURI), null, null, TBL_PROPERTIES, FIELDS);
    Assert.assertNotNull(ds);
    ISqlTridentDataSource.SqlTridentConsumer consumer = ds.getConsumer();
    Assert.assertEquals(HdfsStateFactory.class, consumer.getStateFactory().getClass());
    Assert.assertEquals(HdfsUpdater.class, consumer.getStateUpdater().getClass());
    HdfsState state = (HdfsState) consumer.getStateFactory().makeState(Collections.emptyMap(), null, 0, 1);
    StateUpdater stateUpdater = consumer.getStateUpdater();
    HdfsFileOptions options = mock(HdfsFileOptions.class);
    Whitebox.setInternalState(state, "options", options);
    List<TridentTuple> tupleList = mockTupleList();
    for (TridentTuple t : tupleList) {
        stateUpdater.updateState(state, Collections.singletonList(t), null);
        try {
            verify(options).execute(Collections.singletonList(t));
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
}

Example 2 with StateUpdater

use of org.apache.storm.trident.state.StateUpdater in project storm by apache.

the class TestSocketDataSourceProvider method testSocketSink.

@Test
public void testSocketSink() throws IOException {
    ISqlTridentDataSource ds = DataSourcesRegistry.constructTridentDataSource(URI.create("socket://localhost:8888"), null, null, new Properties(), FIELDS);
    Assert.assertNotNull(ds);
    ISqlTridentDataSource.SqlTridentConsumer consumer = ds.getConsumer();
    Assert.assertEquals(SocketState.Factory.class, consumer.getStateFactory().getClass());
    Assert.assertEquals(SocketStateUpdater.class, consumer.getStateUpdater().getClass());
    // makeState() fails on creating State so we just mock SocketState anyway
    SocketState mockState = mock(SocketState.class);
    StateUpdater stateUpdater = consumer.getStateUpdater();
    List<TridentTuple> tupleList = mockTupleList();
    stateUpdater.updateState(mockState, tupleList, null);
    for (TridentTuple t : tupleList) {
        String serializedValue = new String(SERIALIZER.write(t.getValues(), null).array());
        verify(mockState).write(serializedValue + "\n");
    }
}

Example 3 with StateUpdater

use of org.apache.storm.trident.state.StateUpdater in project storm by apache.

the class Stream method window.

private Stream window(WindowConfig windowConfig, WindowsStoreFactory windowStoreFactory, Fields inputFields, Aggregator aggregator, Fields functionFields, boolean storeTuplesInStore) {
    projectionValidation(inputFields);
    windowConfig.validate();
    Fields fields = addTriggerField(functionFields);
    // when storeTuplesInStore is false then the given windowStoreFactory is only used to store triggers and
    // that store is passed to WindowStateUpdater to remove them after committing the batch.
    Stream stream = _topology.addSourcedNode(this, new ProcessorNode(_topology.getUniqueStreamId(), _name, fields, fields, new WindowTridentProcessor(windowConfig, _topology.getUniqueWindowId(), windowStoreFactory, inputFields, aggregator, storeTuplesInStore)));
    Stream effectiveStream = stream.project(functionFields);
    // create StateUpdater with the given windowStoreFactory to remove triggered aggregation results form store
    // when they are successfully processed.
    StateFactory stateFactory = new WindowsStateFactory();
    StateUpdater stateUpdater = new WindowsStateUpdater(windowStoreFactory);
    stream.partitionPersist(stateFactory, new Fields(WindowTridentProcessor.TRIGGER_FIELD_NAME), stateUpdater, new Fields());
    return effectiveStream;
}

Example 4 with StateUpdater

use of org.apache.storm.trident.state.StateUpdater in project storm by apache.

the class TestRedisDataSourcesProvider method testRedisClusterSink.

@SuppressWarnings("unchecked")
@Test
public void testRedisClusterSink() throws IOException {
    ISqlTridentDataSource ds = DataSourcesRegistry.constructTridentDataSource(URI.create("redis://localhost:6380"), null, null, CLUSTER_TBL_PROPERTIES, FIELDS);
    Assert.assertNotNull(ds);
    ISqlTridentDataSource.SqlTridentConsumer consumer = ds.getConsumer();
    Assert.assertEquals(RedisClusterState.Factory.class, consumer.getStateFactory().getClass());
    Assert.assertEquals(RedisClusterStateUpdater.class, consumer.getStateUpdater().getClass());
    RedisClusterState state = (RedisClusterState) consumer.getStateFactory().makeState(Collections.emptyMap(), null, 0, 1);
    StateUpdater stateUpdater = consumer.getStateUpdater();
    JedisCluster mockJedisCluster = mock(JedisCluster.class);
    Whitebox.setInternalState(state, "jedisCluster", mockJedisCluster);
    List<TridentTuple> tupleList = mockTupleList();
    stateUpdater.updateState(state, tupleList, null);
    for (TridentTuple t : tupleList) {
        // PK goes to the key
        String id = String.valueOf(t.getValueByField("ID"));
        String serializedValue = new String(SERIALIZER.write(t.getValues(), null).array());
        verify(mockJedisCluster).hset(eq(ADDITIONAL_KEY), eq(id), eq(serializedValue));
    }
    verify(mockJedisCluster, never()).close();
}

Example 5 with StateUpdater

use of org.apache.storm.trident.state.StateUpdater in project storm by apache.

the class TestRedisDataSourcesProvider method testRedisSink.

@SuppressWarnings("unchecked")
@Test
public void testRedisSink() {
    ISqlTridentDataSource ds = DataSourcesRegistry.constructTridentDataSource(URI.create("redis://:foobared@localhost:6380/2"), null, null, TBL_PROPERTIES, FIELDS);
    Assert.assertNotNull(ds);
    ISqlTridentDataSource.SqlTridentConsumer consumer = ds.getConsumer();
    Assert.assertEquals(RedisState.Factory.class, consumer.getStateFactory().getClass());
    Assert.assertEquals(RedisStateUpdater.class, consumer.getStateUpdater().getClass());
    RedisState state = (RedisState) consumer.getStateFactory().makeState(Collections.emptyMap(), null, 0, 1);
    StateUpdater stateUpdater = consumer.getStateUpdater();
    JedisPool mockJedisPool = mock(JedisPool.class);
    Jedis mockJedis = mock(Jedis.class);
    Pipeline mockPipeline = mock(Pipeline.class);
    Whitebox.setInternalState(state, "jedisPool", mockJedisPool);
    when(mockJedisPool.getResource()).thenReturn(mockJedis);
    when(mockJedis.pipelined()).thenReturn(mockPipeline);
    List<TridentTuple> tupleList = mockTupleList();
    stateUpdater.updateState(state, tupleList, null);
    for (TridentTuple t : tupleList) {
        // PK goes to the key
        String id = String.valueOf(t.getValueByField("ID"));
        String serializedValue = new String(SERIALIZER.write(t.getValues(), null).array());
        verify(mockPipeline).hset(eq(ADDITIONAL_KEY), eq(id), eq(serializedValue));
    }
    verify(mockPipeline).sync();
    verify(mockJedis).close();
}