org.jfantasy.framework.util.common.file

Class FileUtil

java.lang.Object

org.jfantasy.framework.util.common.file.FileUtil

public class FileUtil
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	FileUtil.ReadLineCallback
static interface	FileUtil.UnZipCallBack

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String[]	UNITS

Constructor Summary

Constructors

Constructor and Description
FileUtil()

Method Summary

Modifier and Type	Method and Description
static java.util.zip.ZipOutputStream	compress(java.lang.String unZipFile, java.io.OutputStream zipOut)
static void	compressionGZIP(java.lang.String oldPath, java.lang.String newPath)
static void	copyFile(java.io.File sourceFile, java.io.File targetFile)
static java.io.File	createFile(java.io.File parent, java.lang.String fileName)
static java.io.File	createFile(java.lang.String pathname) 创建文件并返回
static java.io.File	createFolder(java.io.File file)
static java.io.File	createFolder(java.io.File file, java.lang.String folderName)
static java.io.File	createFolder(java.lang.String path)
static void	decompress(java.io.File file, FileUtil.UnZipCallBack callBack)
static void	delFile(java.io.File file)
static void	delFile(java.lang.String filePath)
static boolean	exists(java.lang.String folderName)
static void	extractGzip(java.lang.String fileUrl)
static java.lang.String	fileSize(long length)
static long	fileSize(long size, java.lang.String unit)
static byte[]	gbk2utf8(java.lang.String chenese)
static java.net.URL	generate(java.net.URL url, java.io.File file)
static java.lang.String	getExtension(java.io.File file)
static java.lang.String	getExtension(java.lang.String fileName)
static java.lang.String	getMimeType(java.io.File file)
static java.lang.String	getMimeType(java.io.InputStream input)
static java.util.Date	lastModified(java.lang.String filePath)
static java.io.File[]	listFiles(java.lang.String folderName, java.lang.String... extNames) 列出文件夹下面所有扩展名相同的文件名.jpg等
static java.io.File[]	listFolders(java.lang.String folderName)
static boolean	moveFile(java.io.File sourceFile, java.io.File targetFile)
static java.lang.String	readFile(java.io.File file)
static java.lang.String	readFile(java.io.File file, java.lang.String charset)
static java.lang.String	readFile(java.io.InputStream in)
static void	readFile(java.io.InputStream in, FileUtil.ReadLineCallback readLineCallback)
static java.lang.String	readFile(java.io.InputStream in, java.lang.String charset)
static void	readFile(java.io.InputStream in, java.lang.String charset, FileUtil.ReadLineCallback readLineCallback)
static java.lang.String	readFile(java.lang.String file)
static java.lang.String	readFile(java.lang.String file, java.lang.String charset)
static void	replaceInFolder(java.io.File file, java.lang.String oldStr, java.lang.String newStr)
static java.io.File	tmp()
static java.io.File	tmp(java.io.InputStream in)
static void	writeFile(byte[] content, java.lang.String file)
static java.io.File	writeFile(java.io.InputStream in, java.lang.String filePath)
void	writeFile(java.io.OutputStream out, java.io.InputStream in)
static void	writeFile(java.lang.String content, java.lang.String file)

Methods inherited from class java.lang.Object

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

Field Detail

UNITS

public static final java.lang.String[] UNITS

Constructor Detail

FileUtil

public FileUtil()

Method Detail

readFile

public static java.lang.String readFile(java.io.File file,
                                        java.lang.String charset)

readFile

public static java.lang.String readFile(java.lang.String file)

readFile

public static java.lang.String readFile(java.io.File file)

readFile

public static java.lang.String readFile(java.lang.String file,
                                        java.lang.String charset)

readFile

public static java.lang.String readFile(java.io.InputStream in)
                                 throws java.io.IOException

Throws:

java.io.IOException

readFile

public static void readFile(java.io.InputStream in,
                            FileUtil.ReadLineCallback readLineCallback)
                     throws java.io.IOException

Throws:

java.io.IOException

readFile

public static void readFile(java.io.InputStream in,
                            java.lang.String charset,
                            FileUtil.ReadLineCallback readLineCallback)
                     throws java.io.IOException

Throws:

java.io.IOException

readFile

public static java.lang.String readFile(java.io.InputStream in,
                                        java.lang.String charset)
                                 throws java.io.IOException

Throws:

java.io.IOException

writeFile

public static void writeFile(java.lang.String content,
                             java.lang.String file)

writeFile

public static void writeFile(byte[] content,
                             java.lang.String file)
                      throws java.io.IOException

Throws:

java.io.IOException

createFolder

public static java.io.File createFolder(java.lang.String path)

createFolder

public static java.io.File createFolder(java.io.File file)

createFolder

public static java.io.File createFolder(java.io.File file,
                                        java.lang.String folderName)

createFile

public static java.io.File createFile(java.lang.String pathname)

创建文件并返回

Parameters:

pathname - 文件目录

Returns:

{File}

createFile

public static java.io.File createFile(java.io.File parent,
                                      java.lang.String fileName)

exists

public static boolean exists(java.lang.String folderName)

getMimeType

public static java.lang.String getMimeType(java.io.File file)

getMimeType

public static java.lang.String getMimeType(java.io.InputStream input)

listFolders

public static java.io.File[] listFolders(java.lang.String folderName)

listFiles

public static java.io.File[] listFiles(java.lang.String folderName,
                                       java.lang.String... extNames)

列出文件夹下面所有扩展名相同的文件名.jpg等

Parameters:

folderName - 文件名

extNames - 扩展名

Returns:

{File[]}

compressionGZIP

public static void compressionGZIP(java.lang.String oldPath,
                                   java.lang.String newPath)

extractGzip

public static void extractGzip(java.lang.String fileUrl)

gbk2utf8

public static byte[] gbk2utf8(java.lang.String chenese)
                       throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

moveFile

public static boolean moveFile(java.io.File sourceFile,
                               java.io.File targetFile)

copyFile

public static void copyFile(java.io.File sourceFile,
                            java.io.File targetFile)
                     throws java.io.IOException

Throws:

java.io.IOException

generate

public static java.net.URL generate(java.net.URL url,
                                    java.io.File file)
                             throws java.io.IOException

Throws:

java.io.IOException

delFile

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

delFile

public static void delFile(java.lang.String filePath)

tmp

public static java.io.File tmp()
                        throws java.io.IOException

Throws:

java.io.IOException

tmp

public static java.io.File tmp(java.io.InputStream in)
                        throws java.io.IOException

Throws:

java.io.IOException

replaceInFolder

public static void replaceInFolder(java.io.File file,
                                   java.lang.String oldStr,
                                   java.lang.String newStr)

lastModified

public static java.util.Date lastModified(java.lang.String filePath)

getExtension

public static java.lang.String getExtension(java.io.File file)

getExtension

public static java.lang.String getExtension(java.lang.String fileName)

writeFile

public static java.io.File writeFile(java.io.InputStream in,
                                     java.lang.String filePath)
                              throws java.io.IOException

Throws:

java.io.IOException

writeFile

public void writeFile(java.io.OutputStream out,
                      java.io.InputStream in)
               throws java.io.IOException

Throws:

java.io.IOException

compress

public static java.util.zip.ZipOutputStream compress(java.lang.String unZipFile,
                                                     java.io.OutputStream zipOut)
                                              throws java.io.IOException

Throws:

java.io.IOException

decompress

public static void decompress(java.io.File file,
                              FileUtil.UnZipCallBack callBack)

fileSize

public static long fileSize(long size,
                            java.lang.String unit)

fileSize

public static java.lang.String fileSize(long length)