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

Class CollectResultBase

java.lang.Object

org.apache.flink.table.client.gateway.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	Description
protected class	CollectResultBase.ResultRetrievalThread	Thread to retrieve data from the CloseableIterator and process.

Field Summary

Fields

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

Constructor Summary

Constructors

Constructor	Description
CollectResultBase(StatementResult tableResult)

Method Summary

Modifier and Type	Method	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.table.data.RowData row)

Methods inherited from class java.lang.Object

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

Field Details

resultLock

protected final Object resultLock

executionException

protected AtomicReference<SqlExecutionException> executionException

retrievalThread

protected final CollectResultBase.ResultRetrievalThread retrievalThread

Constructor Details

CollectResultBase

public CollectResultBase(StatementResult tableResult)

Method Details

close

public void close()

Description copied from interface: DynamicResult

Closes the retrieval and all involved threads.

Specified by:

close in interface DynamicResult

handleMissingResult

protected <T> TypedResult<T> handleMissingResult()

processRecord

protected abstract void processRecord(org.apache.flink.table.data.RowData row)

isRetrieving

protected boolean isRetrieving()