Package org.apache.flink.table.runtime.operators.correlate.async

Class AsyncCorrelateRunner

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.streaming.api.functions.async.RichAsyncFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.operators.correlate.async.AsyncCorrelateRunner

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction, org.apache.flink.streaming.api.functions.async.AsyncFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

public class AsyncCorrelateRunner
extends org.apache.flink.streaming.api.functions.async.RichAsyncFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

Async function runner for AsyncTableFunction. It invokes the UDF for each of the input rows, joining the responses with the input.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
AsyncCorrelateRunner(GeneratedFunction<org.apache.flink.streaming.api.functions.async.AsyncFunction<org.apache.flink.table.data.RowData,Object>> generatedFetcher, DataStructureConverter<org.apache.flink.table.data.RowData,Object> fetcherConverter)

Method Summary

Modifier and Type	Method	Description
void	asyncInvoke(org.apache.flink.table.data.RowData input, org.apache.flink.streaming.api.functions.async.ResultFuture<org.apache.flink.table.data.RowData> resultFuture)
void	close()
void	open(org.apache.flink.api.common.functions.OpenContext openContext)

Methods inherited from class org.apache.flink.streaming.api.functions.async.RichAsyncFunction

setRuntimeContext

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

getIterationRuntimeContext, getRuntimeContext

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.streaming.api.functions.async.AsyncFunction

timeout

Constructor Detail

AsyncCorrelateRunner

public AsyncCorrelateRunner(GeneratedFunction<org.apache.flink.streaming.api.functions.async.AsyncFunction<org.apache.flink.table.data.RowData,Object>> generatedFetcher,
                            DataStructureConverter<org.apache.flink.table.data.RowData,Object> fetcherConverter)

Method Detail

open

public void open(org.apache.flink.api.common.functions.OpenContext openContext)
          throws Exception

Specified by:

open in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

open in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception

asyncInvoke

public void asyncInvoke(org.apache.flink.table.data.RowData input,
                        org.apache.flink.streaming.api.functions.async.ResultFuture<org.apache.flink.table.data.RowData> resultFuture)
                 throws Exception

Specified by:

asyncInvoke in interface org.apache.flink.streaming.api.functions.async.AsyncFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

Specified by:

asyncInvoke in class org.apache.flink.streaming.api.functions.async.RichAsyncFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

close in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception