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5414 reconnect subscriptions #5501

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merged 2 commits into from
May 17, 2024
Merged

5414 reconnect subscriptions #5501

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b8e7b07
Don't recreate subscriptions with failed tables
niloc132 Apr 30, 2024
e597269
Defend against fast micro-task loop of reconnecting a table created by
niloc132 May 16, 2024
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2 changes: 1 addition & 1 deletion web/client-api/src/main/java/io/deephaven/web/client/api/WorkerConnection.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1399,7 +1399,7 @@ private void flush() {
}
}
}
} else {
} else if (state.isRunning()) {
List<TableSubscriptionRequest> vps = new ArrayList<>();
state.forActiveSubscriptions((table, subscription) -> {
assert table.isActive(state) : "Inactive table has a viewport still attached";
Expand Down
19 changes: 7 additions & 12 deletions web/client-api/src/main/java/io/deephaven/web/client/state/ClientTableState.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,6 @@
import io.deephaven.web.client.api.barrage.WebBarrageUtils;
import io.deephaven.web.client.api.barrage.def.ColumnDefinition;
import io.deephaven.web.client.api.barrage.def.InitialTableDefinition;
import io.deephaven.web.client.api.barrage.def.TableAttributesDefinition;
import io.deephaven.web.client.api.batch.TableConfig;
import io.deephaven.web.client.api.filter.FilterCondition;
import io.deephaven.web.client.api.lifecycle.HasLifecycle;
Expand All @@ -28,12 +27,8 @@
import jsinterop.base.Js;

import java.util.*;
import java.util.function.BinaryOperator;
import java.util.function.Function;
import java.util.stream.Collector;
import java.util.stream.Collectors;

import static io.deephaven.web.client.api.barrage.WebBarrageUtils.keyValuePairs;
import static io.deephaven.web.client.fu.JsItr.iterate;

/**
Expand Down Expand Up @@ -251,13 +246,7 @@ public ClientTableState newState(TableTicket newHandle, TableConfig config) {

final ClientTableState newState = new ClientTableState(
connection, newHandle, sorts, conditions, filters, customColumns, dropColumns, viewColumns, this,
(c, s, metadata) -> {
// This fetcher will not be used for the initial fetch, only for refetches.
// Importantly, any CTS with a source (what we are creating here; source=this, above)
// is revived, it does not use the refetcher; we directly rebuild batch operations instead.
// It may make sense to actually have batches route through reviver instead.
connection.getReviver().revive(metadata, s);
}, config.toSummaryString());
null, config.toSummaryString());
newState.setFlat(config.isFlat());
if (!isRunning()) {
onFailed(reason -> newState.setResolution(ResolutionState.FAILED, reason), JsRunnable.doNothing());
Expand Down Expand Up @@ -991,6 +980,12 @@ public Promise<JsTable> fetchTable(HasEventHandling failHandler, BrowserHeaders
}

public Promise<ClientTableState> refetch(HasEventHandling failHandler, BrowserHeaders metadata) {
if (fetch == null) {
if (failMsg != null) {
return Promise.reject(failMsg);
}
return Promise.resolve(this);
}
final Promise<ExportedTableCreationResponse> promise =
Callbacks.grpcUnaryPromise(c -> fetch.fetch(c, this, metadata));
// noinspection unchecked
Expand Down
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