Package io.trino.plugin.exchange.hdfs

Class HadoopFileSystemExchangeStorage

java.lang.Object

io.trino.plugin.exchange.hdfs.HadoopFileSystemExchangeStorage

All Implemented Interfaces:

io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage, AutoCloseable

public class HadoopFileSystemExchangeStorage
extends Object
implements io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

Constructor Summary

Constructors

Constructor	Description
HadoopFileSystemExchangeStorage(ExchangeHdfsConfig config)

Method Summary

Modifier and Type	Method	Description
void	close()
void	createDirectories(URI dir)
com.google.common.util.concurrent.ListenableFuture<Void>	createEmptyFile(URI file)
io.trino.plugin.exchange.filesystem.ExchangeStorageReader	createExchangeStorageReader(List<io.trino.plugin.exchange.filesystem.ExchangeSourceFile> sourceFiles, int maxPageStorageSize)
io.trino.plugin.exchange.filesystem.ExchangeStorageWriter	createExchangeStorageWriter(URI file)
com.google.common.util.concurrent.ListenableFuture<Void>	deleteRecursively(List<URI> directories)
int	getWriteBufferSize()
com.google.common.util.concurrent.ListenableFuture<List<io.trino.plugin.exchange.filesystem.FileStatus>>	listFilesRecursively(URI dir)

Methods inherited from class java.lang.Object

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

Constructor Details

HadoopFileSystemExchangeStorage

@Inject
public HadoopFileSystemExchangeStorage(ExchangeHdfsConfig config)
                                throws IOException

Throws:

IOException

Method Details

createDirectories

public void createDirectories(URI dir)
                       throws IOException

Specified by:

createDirectories in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

Throws:

IOException

createExchangeStorageReader

public io.trino.plugin.exchange.filesystem.ExchangeStorageReader createExchangeStorageReader(List<io.trino.plugin.exchange.filesystem.ExchangeSourceFile> sourceFiles,
 int maxPageStorageSize)

Specified by:

createExchangeStorageReader in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

createExchangeStorageWriter

public io.trino.plugin.exchange.filesystem.ExchangeStorageWriter createExchangeStorageWriter(URI file)

Specified by:

createExchangeStorageWriter in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

createEmptyFile

public com.google.common.util.concurrent.ListenableFuture<Void> createEmptyFile(URI file)

Specified by:

createEmptyFile in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

deleteRecursively

public com.google.common.util.concurrent.ListenableFuture<Void> deleteRecursively(List<URI> directories)

Specified by:

deleteRecursively in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

listFilesRecursively

public com.google.common.util.concurrent.ListenableFuture<List<io.trino.plugin.exchange.filesystem.FileStatus>> listFilesRecursively(URI dir)

Specified by:

listFilesRecursively in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

getWriteBufferSize

public int getWriteBufferSize()

Specified by:

getWriteBufferSize in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface io.trino.plugin.exchange.filesystem.FileSystemExchangeStorage