cn.bestwu.framework.util

类 FileUtil

java.lang.Object

cn.bestwu.framework.util.FileUtil

public class FileUtil
extends java.lang.Object

文件工具类

作者:

Peter Wu

构造器概要

构造器

构造器和说明
FileUtil()

方法概要

限定符和类型	方法和说明
static boolean	delete(java.io.File file) 删除文件
static java.util.Collection<java.io.File>	listFiles(java.io.File directory, java.io.FileFilter filter, boolean recursive)
static java.io.FileInputStream	openInputStream(java.io.File file)
static java.io.FileOutputStream	openOutputStream(java.io.File file, boolean append)
static java.util.List<java.lang.String>	readLines(java.io.File file)
static java.util.List<java.lang.String>	readLines(java.io.File file, java.nio.charset.Charset encoding)
static java.util.List<java.lang.String>	readLines(java.io.File file, java.lang.String encoding)
static java.util.List<java.lang.String>	readLines(java.io.InputStream input, java.nio.charset.Charset encoding)
static java.nio.charset.Charset	toCharset(java.nio.charset.Charset charset)
static java.nio.charset.Charset	toCharset(java.lang.String charset)
static void	writeLines(java.util.Collection<?> lines, java.lang.String lineEnding, java.io.OutputStream output, java.nio.charset.Charset encoding)
static void	writeLines(java.io.File file, java.util.Collection<?> lines)
static void	writeLines(java.io.File file, java.util.Collection<?> lines, boolean append)
static void	writeLines(java.io.File file, java.util.Collection<?> lines, java.lang.String lineEnding)
static void	writeLines(java.io.File file, java.util.Collection<?> lines, java.lang.String lineEnding, boolean append)
static void	writeLines(java.io.File file, java.lang.String encoding, java.util.Collection<?> lines)
static void	writeLines(java.io.File file, java.lang.String encoding, java.util.Collection<?> lines, boolean append)
static void	writeLines(java.io.File file, java.lang.String encoding, java.util.Collection<?> lines, java.lang.String lineEnding)
static void	writeLines(java.io.File file, java.lang.String encoding, java.util.Collection<?> lines, java.lang.String lineEnding, boolean append)

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

FileUtil

public FileUtil()

方法详细资料

toCharset

public static java.nio.charset.Charset toCharset(java.nio.charset.Charset charset)

toCharset

public static java.nio.charset.Charset toCharset(java.lang.String charset)

openInputStream

public static java.io.FileInputStream openInputStream(java.io.File file)
                                               throws java.io.IOException

参数:

file - file

返回:

FileInputStream

抛出:

java.io.IOException - IOException

openOutputStream

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

抛出:

java.io.IOException

listFiles

public static java.util.Collection<java.io.File> listFiles(java.io.File directory,
                                                           java.io.FileFilter filter,
                                                           boolean recursive)

readLines

public static java.util.List<java.lang.String> readLines(java.io.InputStream input,
                                                         java.nio.charset.Charset encoding)
                                                  throws java.io.IOException

抛出:

java.io.IOException

readLines

public static java.util.List<java.lang.String> readLines(java.io.File file,
                                                         java.nio.charset.Charset encoding)
                                                  throws java.io.IOException

抛出:

java.io.IOException

readLines

public static java.util.List<java.lang.String> readLines(java.io.File file,
                                                         java.lang.String encoding)
                                                  throws java.io.IOException

抛出:

java.io.IOException

readLines

public static java.util.List<java.lang.String> readLines(java.io.File file)
                                                  throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.lang.String encoding,
                              java.util.Collection<?> lines)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.lang.String encoding,
                              java.util.Collection<?> lines,
                              boolean append)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.util.Collection<?> lines)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.util.Collection<?> lines,
                              boolean append)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.lang.String encoding,
                              java.util.Collection<?> lines,
                              java.lang.String lineEnding)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.util.Collection<?> lines,
                              java.lang.String lineEnding,
                              java.io.OutputStream output,
                              java.nio.charset.Charset encoding)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.lang.String encoding,
                              java.util.Collection<?> lines,
                              java.lang.String lineEnding,
                              boolean append)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.util.Collection<?> lines,
                              java.lang.String lineEnding)
                       throws java.io.IOException

抛出:

java.io.IOException

writeLines

public static void writeLines(java.io.File file,
                              java.util.Collection<?> lines,
                              java.lang.String lineEnding,
                              boolean append)
                       throws java.io.IOException

抛出:

java.io.IOException

delete

public static boolean delete(java.io.File file)

删除文件

参数:

file - 文件

返回:

是否成功