docs/net.corda.core.messaging/DataFeed

DataFeed

data class DataFeed<out A, B>(val snapshot: A, val updates: <Error class: unknown class><B>)

The Data feed contains a snapshot of the requested data and an Observable of future updates.

Constructors

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constructor(snapshot: A, updates: <Error class: unknown class><B>)

Properties

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val snapshot: A
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val updates: <Error class: unknown class><B>

Functions

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fun <SNAPSHOT, ELEMENT> DataFeed<SNAPSHOT, ELEMENT>.doOnError(action: (Throwable) -> Unit): DataFeed<SNAPSHOT, ELEMENT>

Returns a DataFeed that processes errors according to the provided action.

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fun <SNAPSHOT, ELEMENT> DataFeed<SNAPSHOT, ELEMENT>.mapErrors(transform: (Throwable) -> Throwable): DataFeed<SNAPSHOT, ELEMENT>

Returns a DataFeed that transforms errors according to the provided transform function.