cn.ponfee.commons.io

类 Files

java.lang.Object

cn.ponfee.commons.io.Files

public final class Files
extends Object

文件工具类

作者:

Ponfee

字段概要

字段

限定符和类型	字段和说明
static int	BUFF_SIZE
static String	CURRENT_PATH
static Charset	DEFAULT_CHARSET
static String	DEFAULT_CHARSET_NAME
static int	EOF
static String	MAC_LINE_SEPARATOR
static String	SYSTEM_FOLDER_SEPARATOR
static String	SYSTEM_LINE_SEPARATOR
static String	TOP_PATH
static String	UNIX_FOLDER_SEPARATOR
static String	UNIX_LINE_SEPARATOR
static String	UTF_8
static String	WINDOWS_FOLDER_SEPARATOR
static String	WINDOWS_LINE_SEPARATOR

构造器概要

构造器

构造器和说明
Files()

方法概要

限定符和类型	方法和说明
static TreeNode<Integer,File>	listFiles(File file) 递归列出所有文件
static TreeNode<Integer,File>	listFiles(String filePath)
static void	mkdir(File file) 创建目录
static File	mkdir(String filePath) 创建目录
static byte[]	readByteArray(File file, int count)
static byte[]	readByteArray(InputStream input, int count)
static byte[]	readByteArray(String filePath, int count)
static byte[]	toByteArray(File file) Reads file to byte array
static String	toString(File file)
static String	toString(File file, Charset charset)
static void	touch(File file) 创建文件
static String	tree(File file) 打印文件树
static String	tree(String filePath)

从类继承的方法 java.lang.Object

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

字段详细资料

EOF

public static final int EOF

另请参阅:

常量字段值

BUFF_SIZE

public static final int BUFF_SIZE

另请参阅:

常量字段值

TOP_PATH

public static final String TOP_PATH

另请参阅:

常量字段值

CURRENT_PATH

public static final String CURRENT_PATH

另请参阅:

常量字段值

DEFAULT_CHARSET

public static final Charset DEFAULT_CHARSET

DEFAULT_CHARSET_NAME

public static final String DEFAULT_CHARSET_NAME

UTF_8

public static final String UTF_8

另请参阅:

常量字段值

WINDOWS_FOLDER_SEPARATOR

public static final String WINDOWS_FOLDER_SEPARATOR

另请参阅:

常量字段值

UNIX_FOLDER_SEPARATOR

public static final String UNIX_FOLDER_SEPARATOR

另请参阅:

常量字段值

SYSTEM_FOLDER_SEPARATOR

public static final String SYSTEM_FOLDER_SEPARATOR

UNIX_LINE_SEPARATOR

public static final String UNIX_LINE_SEPARATOR

另请参阅:

常量字段值

WINDOWS_LINE_SEPARATOR

public static final String WINDOWS_LINE_SEPARATOR

另请参阅:

常量字段值

MAC_LINE_SEPARATOR

public static final String MAC_LINE_SEPARATOR

另请参阅:

常量字段值

SYSTEM_LINE_SEPARATOR

public static final String SYSTEM_LINE_SEPARATOR

构造器详细资料

Files

public Files()

方法详细资料

mkdir

public static File mkdir(String filePath)

创建目录

参数:

filePath -

返回:

mkdir

public static void mkdir(File file)

创建目录

参数:

file -

touch

public static void touch(File file)

创建文件

参数:

file -

toString

public static String toString(File file)
                       throws IOException

抛出:

IOException

toString

public static String toString(File file,
                              Charset charset)
                       throws IOException

抛出:

IOException

toByteArray

public static byte[] toByteArray(File file)

Reads file to byte array

参数:

file -

返回:

readByteArray

public static byte[] readByteArray(String filePath,
                                   int count)
                            throws IOException

抛出:

IOException

readByteArray

public static byte[] readByteArray(File file,
                                   int count)
                            throws IOException

抛出:

IOException

readByteArray

public static byte[] readByteArray(InputStream input,
                                   int count)
                            throws IOException

抛出:

IOException

listFiles

public static TreeNode<Integer,File> listFiles(String filePath)

listFiles

public static TreeNode<Integer,File> listFiles(File file)

递归列出所有文件

参数:

file -

返回:

tree

public static String tree(String filePath)
                   throws IOException

抛出:

IOException

tree

public static String tree(File file)
                   throws IOException

打印文件树

参数:

file -

返回:

抛出:

IOException