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

Class CollectResultBase

java.lang.Object

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

All Implemented Interfaces:

DynamicResult

Direct Known Subclasses:

ChangelogCollectResult, MaterializedCollectResultBase

public abstract class CollectResultBase
extends Object
implements DynamicResult

A result that works through TableResult.collect().

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	CollectResultBase.ResultRetrievalThread Thread to retrieve data from the CloseableIterator and process.

Field Summary

Fields

Modifier and Type	Field and Description
protected AtomicReference<SqlExecutionException>	executionException
protected Object	resultLock
protected CollectResultBase.ResultRetrievalThread	retrievalThread

Constructor Summary

Constructors

Constructor and Description
CollectResultBase(org.apache.flink.table.api.TableResult tableResult)

Method Summary

Modifier and Type	Method and Description
void	close() Closes the retrieval and all involved threads.
protected <T> TypedResult<T>	handleMissingResult()
protected boolean	isRetrieving()
protected abstract void	processRecord(org.apache.flink.types.Row row)

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

isMaterialized

Field Detail

resultLock

protected final Object resultLock

executionException

protected AtomicReference<SqlExecutionException> executionException

retrievalThread

protected final CollectResultBase.ResultRetrievalThread retrievalThread

Constructor Detail

CollectResultBase

public CollectResultBase(org.apache.flink.table.api.TableResult tableResult)

Method Detail

close

public void close()
           throws Exception

Description copied from interface: DynamicResult

Closes the retrieval and all involved threads.

Specified by:

close in interface DynamicResult

Throws:

Exception

handleMissingResult

protected <T> TypedResult<T> handleMissingResult()

processRecord

protected abstract void processRecord(org.apache.flink.types.Row row)

isRetrieving

protected boolean isRetrieving()