Examples with TableSuppress io.confluent.ksql.execution.plan.TableSuppress used on opensource projects

Example 1 with TableSuppress

use of io.confluent.ksql.execution.plan.TableSuppress in project ksql by confluentinc.

the class TableSuppressBuilder method build.

@VisibleForTesting
@SuppressWarnings("unchecked")
<K> KTableHolder<K> build(final KTableHolder<K> table, final TableSuppress<K> step, final RuntimeBuildContext buildContext, final ExecutionKeyFactory<K> executionKeyFactory, final PhysicalSchemaFactory physicalSchemaFactory, final BiFunction<Serde<K>, Serde<GenericRow>, Materialized> materializedFactory) {
    final PhysicalSchema physicalSchema = physicalSchemaFactory.create(table.getSchema(), step.getInternalFormats().getKeyFeatures(), step.getInternalFormats().getValueFeatures());
    final QueryContext queryContext = QueryContext.Stacker.of(step.getProperties().getQueryContext()).push(SUPPRESS_OP_NAME).getQueryContext();
    final Serde<K> keySerde = executionKeyFactory.buildKeySerde(step.getInternalFormats().getKeyFormat(), physicalSchema, queryContext);
    final Serde<GenericRow> valueSerde = buildContext.buildValueSerde(step.getInternalFormats().getValueFormat(), physicalSchema, queryContext);
    final Materialized<K, GenericRow, KeyValueStore<Bytes, byte[]>> materialized = materializedFactory.apply(keySerde, valueSerde);
    final Suppressed.StrictBufferConfig strictBufferConfig;
    final long maxBytes = buildContext.getKsqlConfig().getLong(KsqlConfig.KSQL_SUPPRESS_BUFFER_SIZE_BYTES);
    if (maxBytes < 0) {
        strictBufferConfig = Suppressed.BufferConfig.unbounded();
    } else {
        strictBufferConfig = Suppressed.BufferConfig.maxBytes(maxBytes).shutDownWhenFull();
    }
    /* This is a dummy transformValues() call, we do this to ensure that the correct materialized
    with the correct key and val serdes is passed on when we call suppress
     */
    final KTable<K, GenericRow> suppressed = table.getTable().transformValues((() -> new KsTransformer<>((k, v, ctx) -> v)), materialized).suppress((Suppressed<? super K>) Suppressed.untilWindowCloses(strictBufferConfig).withName(SUPPRESS_OP_NAME));
    return table.withTable(suppressed, table.getSchema());
}