com.alipay.sofa.registry.util

类 FileUtils

java.lang.Object

com.alipay.sofa.registry.util.FileUtils

public class FileUtils
extends Object

版本:

$Id: FileUtils.java, v 0.1 2018-08-23 12:02 shangyu.wh Exp $

作者:

shangyu.wh

构造器概要

构造器

构造器和说明
FileUtils()

方法概要

限定符和类型	方法和说明
static void	cleanDirectory(File directory)
static void	closeQuietly(Closeable closeable)
static void	deleteDirectory(File directory)
static void	forceDelete(File file)
static void	forceMkdir(File directory) create dir
static FileInputStream	openInputStream(File file) file to inputStream
static FileOutputStream	openOutputStream(File file, boolean append) file output stream
static byte[]	readFileToByteArray(File file) read file
static byte[]	toByteArray(InputStream input, int size) transfer InputStream to byteArray
static byte[]	toByteArray(InputStream input, long size) transfer InputStream to byteArray
static void	writeByteArrayToFile(File file, byte[] data, boolean append) write file

从类继承的方法 java.lang.Object

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

构造器详细资料

FileUtils

public FileUtils()

方法详细资料

writeByteArrayToFile

public static void writeByteArrayToFile(File file,
                                        byte[] data,
                                        boolean append)
                                 throws IOException

write file

参数:

file -

data -

append -

抛出:

IOException

readFileToByteArray

public static byte[] readFileToByteArray(File file)
                                  throws IOException

read file

参数:

file -

返回:

抛出:

IOException

forceMkdir

public static void forceMkdir(File directory)
                       throws IOException

create dir

参数:

directory -

抛出:

IOException

openOutputStream

public static FileOutputStream openOutputStream(File file,
                                                boolean append)
                                         throws IOException

file output stream

参数:

file -

append -

返回:

抛出:

IOException

openInputStream

public static FileInputStream openInputStream(File file)
                                       throws IOException

file to inputStream

参数:

file -

返回:

抛出:

IOException

toByteArray

public static byte[] toByteArray(InputStream input,
                                 long size)
                          throws IOException

transfer InputStream to byteArray

参数:

input -

size -

返回:

抛出:

IOException

toByteArray

public static byte[] toByteArray(InputStream input,
                                 int size)
                          throws IOException

transfer InputStream to byteArray

参数:

input -

size -

返回:

抛出:

IOException

closeQuietly

public static void closeQuietly(Closeable closeable)

参数:

closeable -

forceDelete

public static void forceDelete(File file)
                        throws IOException

抛出:

IOException

deleteDirectory

public static void deleteDirectory(File directory)
                            throws IOException

抛出:

IOException

cleanDirectory

public static void cleanDirectory(File directory)
                           throws IOException

抛出:

IOException