Package io.deephaven.server.arrow

Class BarrageRequestHelpers

java.lang.Object
io.deephaven.server.arrow.BarrageRequestHelpers
public class BarrageRequestHelpers extends Object
Provides utility methods to extract viewport, column and other information from Barrage Subscription and Snapshot requests.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    DEFAULT_MIN_UPDATE_INTERVAL_MS
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    BarrageRequestHelpers()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static @Nullable BitSet
    getColumns(io.deephaven.barrage.flatbuf.BarrageSnapshotRequest snapshotRequest)
    Helper to retrieve the viewport columns from a snapshot request.
    static @Nullable BitSet
    getColumns(io.deephaven.barrage.flatbuf.BarrageSubscriptionRequest subscriptionRequest)
    Helper to retrieve the viewport columns from a subscription request.
    static long
    getMinUpdateIntervalMs(io.deephaven.barrage.flatbuf.BarrageSubscriptionOptions options)
    Helper to retrieve the update interval from a subscription request.
    static @Nullable RowSet
    getViewport(io.deephaven.barrage.flatbuf.BarrageSnapshotRequest snapshotRequest)
    Helper to retrieve the viewport RowSet from a snapshot request.
    static @Nullable RowSet
    getViewport(io.deephaven.barrage.flatbuf.BarrageSubscriptionRequest subscriptionRequest)
    Helper to retrieve the viewport RowSet from a subscription request.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • DEFAULT_MIN_UPDATE_INTERVAL_MS

      public static final int DEFAULT_MIN_UPDATE_INTERVAL_MS

  • Constructor Details

    • BarrageRequestHelpers

      public BarrageRequestHelpers()

  • Method Details

    • getViewport

      @Nullable public static @Nullable RowSet getViewport(io.deephaven.barrage.flatbuf.BarrageSubscriptionRequest subscriptionRequest)
      Helper to retrieve the viewport RowSet from a subscription request.

    • getColumns

      @Nullable public static @Nullable BitSet getColumns(io.deephaven.barrage.flatbuf.BarrageSubscriptionRequest subscriptionRequest)
      Helper to retrieve the viewport columns from a subscription request.

    • getViewport

      @Nullable public static @Nullable RowSet getViewport(io.deephaven.barrage.flatbuf.BarrageSnapshotRequest snapshotRequest)
      Helper to retrieve the viewport RowSet from a snapshot request.

    • getColumns

      @Nullable public static @Nullable BitSet getColumns(io.deephaven.barrage.flatbuf.BarrageSnapshotRequest snapshotRequest)
      Helper to retrieve the viewport columns from a snapshot request.

    • getMinUpdateIntervalMs

      public static long getMinUpdateIntervalMs(io.deephaven.barrage.flatbuf.BarrageSubscriptionOptions options)
      Helper to retrieve the update interval from a subscription request.