Examples with GenericRowData org.apache.flink.table.data.GenericRowData used on opensource projects

Example 71 with GenericRowData

use of org.apache.flink.table.data.GenericRowData in project flink by apache.

the class FirstValueAggFunction method accumulate.

public void accumulate(RowData rowData, Object value) {
    GenericRowData acc = (GenericRowData) rowData;
    if (value != null && acc.getLong(1) == Long.MAX_VALUE) {
        acc.setField(0, value);
        acc.setField(1, System.currentTimeMillis());
    }
}

Example 72 with GenericRowData

use of org.apache.flink.table.data.GenericRowData in project flink by apache.

the class FirstValueAggFunction method accumulate.

public void accumulate(RowData rowData, Object value, Long order) {
    GenericRowData acc = (GenericRowData) rowData;
    if (value != null && acc.getLong(1) > order) {
        acc.setField(0, value);
        acc.setField(1, order);
    }
}

Example 73 with GenericRowData

use of org.apache.flink.table.data.GenericRowData in project flink by apache.

the class LastValueAggFunction method createAccumulator.

// --------------------------------------------------------------------------------------------
// Runtime
// --------------------------------------------------------------------------------------------
@Override
public RowData createAccumulator() {
    GenericRowData acc = new GenericRowData(2);
    acc.setField(0, null);
    acc.setField(1, Long.MIN_VALUE);
    return acc;
}

Example 74 with GenericRowData

use of org.apache.flink.table.data.GenericRowData in project flink by apache.

the class LastValueAggFunction method accumulate.

public void accumulate(RowData rowData, Object value, Long order) {
    GenericRowData acc = (GenericRowData) rowData;
    if (value != null && acc.getLong(1) < order) {
        acc.setField(0, value);
        acc.setField(1, order);
    }
}

Example 75 with GenericRowData

use of org.apache.flink.table.data.GenericRowData in project flink by apache.

the class WindowRankProcessor method open.

@Override
public void open(Context<Long> context) throws Exception {
    this.ctx = context;
    // compile comparator
    sortKeyComparator = generatedSortKeyComparator.newInstance(ctx.getRuntimeContext().getUserCodeClassLoader());
    final LongSerializer namespaceSerializer = LongSerializer.INSTANCE;
    ListSerializer<RowData> listSerializer = new ListSerializer<>(inputSerializer);
    MapStateDescriptor<RowData, List<RowData>> mapStateDescriptor = new MapStateDescriptor<>("window_rank", sortKeySerializer, listSerializer);
    MapState<RowData, List<RowData>> state = ctx.getKeyedStateBackend().getOrCreateKeyedState(namespaceSerializer, mapStateDescriptor);
    this.windowTimerService = new WindowTimerServiceImpl(ctx.getTimerService(), shiftTimeZone);
    this.windowState = new WindowMapState<>((InternalMapState<RowData, Long, RowData, List<RowData>>) state);
    this.windowBuffer = bufferFactory.create(ctx.getOperatorOwner(), ctx.getMemoryManager(), ctx.getMemorySize(), ctx.getRuntimeContext(), windowTimerService, ctx.getKeyedStateBackend(), windowState, true, shiftTimeZone);
    this.reuseOutput = new JoinedRowData();
    this.reuseRankRow = new GenericRowData(1);
    this.currentProgress = Long.MIN_VALUE;
}