jetbrains.exodus.util

Class IOUtil

java.lang.Object

jetbrains.exodus.util.IOUtil

public class IOUtil
extends java.lang.Object

Encapsulates utility methods for IO and compression routine.

Field Summary

Fields

Modifier and Type	Field and Description
static ByteArraySpinAllocator	BUFFER_ALLOCATOR
static int	READ_BUFFER_SIZE

Method Summary

Modifier and Type	Method and Description
static void	copyStreams(@NotNull java.io.InputStream source, long sourceLen, @NotNull java.io.OutputStream target, @NotNull ByteArraySpinAllocator bufferAllocator)
static void	copyStreams(@NotNull java.io.InputStream source, @NotNull java.io.OutputStream target, @NotNull ByteArraySpinAllocator bufferAllocator)
static void	deleteFile(java.io.File file)
static void	deleteRecursively(java.io.File dir)
static long	getAdjustedFileLength(java.io.File file)
static long	getBlockSize()
static long	getDirectorySize(java.io.File dir, java.lang.String extension, boolean recursive)
static @NotNull java.io.File[]	listFiles(@NotNull java.io.File directory)
static @NotNull java.io.File[]	listFiles(@NotNull java.io.File directory, @NotNull java.io.FileFilter filter)
static @NotNull java.io.File[]	listFiles(@NotNull java.io.File directory, @NotNull java.io.FilenameFilter filter)
static int	readFully(@NotNull java.io.InputStream input, @NotNull byte[] bytes)
static int	readFully(@NotNull java.io.InputStream input, @NotNull byte[] bytes, int len)

Methods inherited from class java.lang.Object

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

Field Detail

READ_BUFFER_SIZE

public static final int READ_BUFFER_SIZE

See Also:

Constant Field Values

BUFFER_ALLOCATOR

public static final ByteArraySpinAllocator BUFFER_ALLOCATOR

Method Detail

getBlockSize

public static long getBlockSize()

getAdjustedFileLength

public static long getAdjustedFileLength(java.io.File file)

getDirectorySize

public static long getDirectorySize(java.io.File dir,
                                    java.lang.String extension,
                                    boolean recursive)

copyStreams

public static void copyStreams(@NotNull
                               @NotNull java.io.InputStream source,
                               @NotNull
                               @NotNull java.io.OutputStream target,
                               @NotNull
                               @NotNull ByteArraySpinAllocator bufferAllocator)
                        throws java.io.IOException

Throws:

java.io.IOException

copyStreams

public static void copyStreams(@NotNull
                               @NotNull java.io.InputStream source,
                               long sourceLen,
                               @NotNull
                               @NotNull java.io.OutputStream target,
                               @NotNull
                               @NotNull ByteArraySpinAllocator bufferAllocator)
                        throws java.io.IOException

Throws:

java.io.IOException

deleteRecursively

public static void deleteRecursively(java.io.File dir)

deleteFile

public static void deleteFile(java.io.File file)

listFiles

@NotNull
public static @NotNull java.io.File[] listFiles(@NotNull
                                                          @NotNull java.io.File directory)

listFiles

@NotNull
public static @NotNull java.io.File[] listFiles(@NotNull
                                                          @NotNull java.io.File directory,
                                                          @NotNull
                                                          @NotNull java.io.FilenameFilter filter)

listFiles

@NotNull
public static @NotNull java.io.File[] listFiles(@NotNull
                                                          @NotNull java.io.File directory,
                                                          @NotNull
                                                          @NotNull java.io.FileFilter filter)

readFully

public static int readFully(@NotNull
                            @NotNull java.io.InputStream input,
                            @NotNull
                            @NotNull byte[] bytes)
                     throws java.io.IOException

Throws:

java.io.IOException

readFully

public static int readFully(@NotNull
                            @NotNull java.io.InputStream input,
                            @NotNull
                            @NotNull byte[] bytes,
                            int len)
                     throws java.io.IOException

Throws:

java.io.IOException