top.hmtools.io

Class IoTools

java.lang.Object

top.hmtools.io.IoTools

public class IoTools
extends Object

基于 IO（bio） 的操作流工具类

Author:

HyboJ

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_BUFFER_SIZE 默认缓存大小
static int	DEFAULT_LARGE_BUFFER_SIZE 默认缓存大小
static int	EOF 数据流末尾

Constructor Summary

Constructors

Constructor and Description
IoTools()

Method Summary

Modifier and Type	Method and Description
static void	closeQuietly(Closeable... closeables) 关闭流
static void	closeQuietly(Closeable closeable) 关闭数据流
static void	closeQuietly(InputStream input) 关闭输入流
static void	closeQuietly(OutputStream output) 关闭输出流
static void	closeQuietly(Reader input) 关闭输入流
static void	closeQuietly(Selector selector) 关闭选择器
static void	closeQuietly(ServerSocket sock) 关闭serversocket端口
static void	closeQuietly(Socket sock) 关闭socket端口
static void	closeQuietly(Writer output) 关闭输出流
static long	copy(InputStream input, OutputStream output) 数据流复制
static long	copy(InputStream input, OutputStream output, byte[] buffer) 数据流复制
static long	copy(InputStream input, OutputStream output, byte[] buffer, IStreamProgress streamProgress) 数据流复制
static long	copy(InputStream input, OutputStream output, IStreamProgress streamProgress) 数据流复制
static long	copyLarge(InputStream input, OutputStream output) 支持复制容量超过2GB的数据流
static long	copyLarge(InputStream input, OutputStream output, byte[] buffer) 支持复制容量超过2GB的数据流
static long	copyLarge(InputStream input, OutputStream output, byte[] buffer, IStreamProgress streamProgress) 支持复制容量超过2GB的数据流
static long	copyLarge(InputStream input, OutputStream output, IStreamProgress streamProgress) 支持复制容量超过2GB的数据流
static long	copyLarge(InputStream input, OutputStream output, long inputOffset, IStreamProgress streamProgress) 从指定位置复制数据流，使用缺省的缓存大小
static long	copyLarge(InputStream input, OutputStream output, long inputOffset, long length, byte[] buffer, IStreamProgress streamProgress) 从指定位置复制指定长度的数据流
static long	copyLarge(InputStream input, OutputStream output, long inputOffset, long length, IStreamProgress streamProgress) 从指定位置复制指定长度的数据流，使用缺省的缓存大小
static List<String>	readLineToStringList(InputStream inputStream, Charset charset) 读取数据流到字符串集合（按行分隔），并制定字符编码。 缺省使用当前操作系统缺省字符编码（windows 时 GBK，UNIX 是 utf-8）
static List<String>	readLineToStringListUTF8(InputStream inputStream) 读取数据流到字符串集合（按行分隔）,UTF-8字符编码
static byte[]	readToByte(InputStream input, int offset, int length, IStreamProgress streamProgress) 读取数据流
static char[]	readToCharsHex(InputStream inputStream, int length, boolean isLowerCase) 读取数据流，并以16进制表示
static String	readToHex56Upper(InputStream inputStream) 读取数据流的前56字节，并以16进制表示（英文字母大写）
static String	readToString(InputStream input, Charset charset) 读取数据流到字符串，并制定字符编码。 缺省使用当前操作系统缺省字符编码（windows 时 GBK，UNIX 是 utf-8）
static String	readToStringHex(InputStream inputStream, int length, boolean isLowerCase) 读取数据流，并以16进制表示
static String	readToStringUTF8(InputStream input) 读取数据流到字符串，以utf-8字符编码
static String	readToStringUTF8(InputStream input, int offset, int length, IStreamProgress streamProgress) 读取数据流到字符串，以utf-8字符编码
static long	skip(InputStream input, long toSkip) 跳过（忽略）输入流的指定长度
static void	skipFully(InputStream input, long toSkip) 跳过（忽略）输入流的指定长度
static InputStream	toInputStream(String input, Charset encoding) 将字符串转化为输入流
static InputStream	toInputStream(String input, String encoding) 将字符串转化为输入流
static void	write(byte[] data, OutputStream output) 将byte数组写入到输出流
static void	write(byte[] data, Writer output, Charset encoding) 将byte数组按照指定字符编码写入输出流
static void	write(String data, OutputStream output, Charset encoding) 将字符串按照指定字符编码写入输出流
static void	writeChunked(byte[] data, OutputStream output) 带有缓冲区的将byte数组写入到输出流

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_BUFFER_SIZE

public static final int DEFAULT_BUFFER_SIZE

默认缓存大小

See Also:

Constant Field Values

DEFAULT_LARGE_BUFFER_SIZE

public static final int DEFAULT_LARGE_BUFFER_SIZE

默认缓存大小

See Also:

Constant Field Values

EOF

public static final int EOF

数据流末尾

See Also:

Constant Field Values

Constructor Detail

IoTools

public IoTools()

Method Detail

copy

public static long copy(InputStream input,
                        OutputStream output)
                 throws IOException

数据流复制

Parameters:

input -

output -

Returns:

Throws:

IOException

copy

public static long copy(InputStream input,
                        OutputStream output,
                        byte[] buffer)
                 throws IOException

数据流复制

Parameters:

input -

output -

buffer -

Returns:

Throws:

IOException

copy

public static long copy(InputStream input,
                        OutputStream output,
                        IStreamProgress streamProgress)
                 throws IOException

数据流复制

Parameters:

input -

output -

streamProgress -

Returns:

Throws:

IOException

copy

public static long copy(InputStream input,
                        OutputStream output,
                        byte[] buffer,
                        IStreamProgress streamProgress)
                 throws IOException

数据流复制

Parameters:

input -

output -

buffer -

streamProgress -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output)
                      throws IOException

支持复制容量超过2GB的数据流

Parameters:

input -

output -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             byte[] buffer)
                      throws IOException

支持复制容量超过2GB的数据流

Parameters:

input -

output -

buffer -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             IStreamProgress streamProgress)
                      throws IOException

支持复制容量超过2GB的数据流

Parameters:

input -

output -

streamProgress -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             byte[] buffer,
                             IStreamProgress streamProgress)
                      throws IOException

支持复制容量超过2GB的数据流

Parameters:

input -

output -

buffer - 缓存

streamProgress - 数据读取进度条

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             long inputOffset,
                             IStreamProgress streamProgress)
                      throws IOException

从指定位置复制数据流，使用缺省的缓存大小

Parameters:

input -

output -

inputOffset -

streamProgress -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             long inputOffset,
                             long length,
                             IStreamProgress streamProgress)
                      throws IOException

从指定位置复制指定长度的数据流，使用缺省的缓存大小

Parameters:

input -

output -

inputOffset -

length -

streamProgress -

Returns:

Throws:

IOException

copyLarge

public static long copyLarge(InputStream input,
                             OutputStream output,
                             long inputOffset,
                             long length,
                             byte[] buffer,
                             IStreamProgress streamProgress)
                      throws IOException

从指定位置复制指定长度的数据流

Parameters:

input - 输入流

output - 输出流

inputOffset - 输入流欲读取的指定位置（起始点）

length - 欲读取流的长度

buffer - 缓存

streamProgress - 读取进度

Returns:

Throws:

IOException

readToByte

public static byte[] readToByte(InputStream input,
                                int offset,
                                int length,
                                IStreamProgress streamProgress)
                         throws IOException

读取数据流

Parameters:

input -

offset -

length -

streamProgress -

Returns:

Throws:

IOException

readToStringUTF8

public static String readToStringUTF8(InputStream input,
                                      int offset,
                                      int length,
                                      IStreamProgress streamProgress)
                               throws IOException

读取数据流到字符串，以utf-8字符编码

Parameters:

input -

offset -

length -

streamProgress -

Returns:

Throws:

IOException

readToStringUTF8

public static String readToStringUTF8(InputStream input)
                               throws IOException

读取数据流到字符串，以utf-8字符编码

Parameters:

input -

Returns:

Throws:

IOException

readLineToStringListUTF8

public static List<String> readLineToStringListUTF8(InputStream inputStream)
                                             throws IOException

读取数据流到字符串集合（按行分隔）,UTF-8字符编码

Parameters:

inputStream -

Returns:

Throws:

IOException

readLineToStringList

public static List<String> readLineToStringList(InputStream inputStream,
                                                Charset charset)
                                         throws IOException

读取数据流到字符串集合（按行分隔），并制定字符编码。
缺省使用当前操作系统缺省字符编码（windows 时 GBK，UNIX 是 utf-8）

Parameters:

inputStream -

charset -

Returns:

Throws:

IOException

readToString

public static String readToString(InputStream input,
                                  Charset charset)
                           throws IOException

读取数据流到字符串，并制定字符编码。
缺省使用当前操作系统缺省字符编码（windows 时 GBK，UNIX 是 utf-8）

Parameters:

input -

charset -

Returns:

Throws:

IOException

readToStringHex

public static String readToStringHex(InputStream inputStream,
                                     int length,
                                     boolean isLowerCase)
                              throws IOException

读取数据流，并以16进制表示

Parameters:

inputStream -

length - 读取的长度

isLowerCase - 是否英文小写字母

Returns:

Throws:

IOException

readToCharsHex

public static char[] readToCharsHex(InputStream inputStream,
                                    int length,
                                    boolean isLowerCase)
                             throws IOException

读取数据流，并以16进制表示

Parameters:

inputStream -

length -

isLowerCase -

Returns:

Throws:

IOException

readToHex56Upper

public static String readToHex56Upper(InputStream inputStream)
                               throws IOException

读取数据流的前56字节，并以16进制表示（英文字母大写）

Parameters:

inputStream -

Returns:

Throws:

IOException

write

public static void write(byte[] data,
                         OutputStream output)
                  throws IOException

将byte数组写入到输出流

Parameters:

data -

output -

Throws:

IOException

write

public static void write(byte[] data,
                         Writer output,
                         Charset encoding)
                  throws IOException

将byte数组按照指定字符编码写入输出流

Parameters:

data -

output -

encoding -

Throws:

IOException

write

public static void write(String data,
                         OutputStream output,
                         Charset encoding)
                  throws IOException

将字符串按照指定字符编码写入输出流

Parameters:

data -

output -

encoding -

Throws:

IOException

writeChunked

public static void writeChunked(byte[] data,
                                OutputStream output)
                         throws IOException

带有缓冲区的将byte数组写入到输出流

Parameters:

data -

output -

Throws:

IOException

closeQuietly

public static void closeQuietly(Reader input)

关闭输入流

Parameters:

input -

closeQuietly

public static void closeQuietly(Writer output)

关闭输出流

Parameters:

output -

closeQuietly

public static void closeQuietly(InputStream input)

关闭输入流

Parameters:

input -

closeQuietly

public static void closeQuietly(OutputStream output)

关闭输出流

Parameters:

output -

closeQuietly

public static void closeQuietly(Closeable... closeables)

关闭流

Parameters:

closeables -

closeQuietly

public static void closeQuietly(Socket sock)

关闭socket端口

Parameters:

sock -

closeQuietly

public static void closeQuietly(Closeable closeable)

关闭数据流

Parameters:

closeable -

closeQuietly

public static void closeQuietly(Selector selector)

关闭选择器

Parameters:

selector -

closeQuietly

public static void closeQuietly(ServerSocket sock)

关闭serversocket端口

Parameters:

sock -

toInputStream

public static InputStream toInputStream(String input,
                                        Charset encoding)

将字符串转化为输入流

Parameters:

input -

encoding -

Returns:

toInputStream

public static InputStream toInputStream(String input,
                                        String encoding)
                                 throws IOException

将字符串转化为输入流

Parameters:

input -

encoding -

Returns:

Throws:

IOException

skip

public static long skip(InputStream input,
                        long toSkip)
                 throws IOException

跳过（忽略）输入流的指定长度

Parameters:

input -

toSkip -

Returns:

Throws:

IOException

skipFully

public static void skipFully(InputStream input,
                             long toSkip)
                      throws IOException

跳过（忽略）输入流的指定长度

Parameters:

input -

toSkip -

Throws:

IOException