org.apache.flink.table.client.gateway.local.result

Class ChangelogCollectStreamResult<C>

java.lang.Object

org.apache.flink.table.client.gateway.local.result.BasicResult<C>

org.apache.flink.table.client.gateway.local.result.CollectStreamResult<C>

org.apache.flink.table.client.gateway.local.result.ChangelogCollectStreamResult<C>

Type Parameters:

C - cluster id to which this result belongs to

All Implemented Interfaces:

ChangelogResult<C>, DynamicResult<C>, Result<C>

public class ChangelogCollectStreamResult<C>
extends CollectStreamResult<C>
implements ChangelogResult<C>

Collects results and returns them as a changelog.

Field Summary

Fields inherited from class org.apache.flink.table.client.gateway.local.result.CollectStreamResult

executionException, resultLock

Fields inherited from class org.apache.flink.table.client.gateway.local.result.BasicResult

clusterId, webInterfaceUrl

Constructor Summary

Constructors

Constructor and Description
ChangelogCollectStreamResult(org.apache.flink.table.api.TableSchema tableSchema, org.apache.flink.api.common.ExecutionConfig config, InetAddress gatewayAddress, int gatewayPort, ClassLoader classLoader)

Method Summary

Modifier and Type	Method and Description
boolean	isMaterialized() Returns whether this result is materialized such that snapshots can be taken or results must be retrieved record-wise.
protected void	processRecord(org.apache.flink.api.java.tuple.Tuple2<Boolean,org.apache.flink.types.Row> change)
TypedResult<List<org.apache.flink.api.java.tuple.Tuple2<Boolean,org.apache.flink.types.Row>>>	retrieveChanges() Retrieves the available result records.

Methods inherited from class org.apache.flink.table.client.gateway.local.result.CollectStreamResult

close, getTableSink, handleMissingResult, isRetrieving, startRetrieval

Methods inherited from class org.apache.flink.table.client.gateway.local.result.BasicResult

getClusterId, getWebInterfaceUrl, setClusterInformation

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.table.client.gateway.local.result.DynamicResult

close, getTableSink, startRetrieval

Methods inherited from interface org.apache.flink.table.client.gateway.local.result.Result

setClusterInformation

Constructor Detail

ChangelogCollectStreamResult

public ChangelogCollectStreamResult(org.apache.flink.table.api.TableSchema tableSchema,
                                    org.apache.flink.api.common.ExecutionConfig config,
                                    InetAddress gatewayAddress,
                                    int gatewayPort,
                                    ClassLoader classLoader)

Method Detail

isMaterialized

public boolean isMaterialized()

Description copied from interface: DynamicResult

Returns whether this result is materialized such that snapshots can be taken or results must be retrieved record-wise.

Specified by:

isMaterialized in interface DynamicResult<C>

retrieveChanges

public TypedResult<List<org.apache.flink.api.java.tuple.Tuple2<Boolean,org.apache.flink.types.Row>>> retrieveChanges()

Description copied from interface: ChangelogResult

Retrieves the available result records.

Specified by:

retrieveChanges in interface ChangelogResult<C>

processRecord

protected void processRecord(org.apache.flink.api.java.tuple.Tuple2<Boolean,org.apache.flink.types.Row> change)

Specified by:

processRecord in class CollectStreamResult<C>