Package org.apache.dubbo.common.utils

Class IOUtils

java.lang.Object

org.apache.dubbo.common.utils.IOUtils

public class IOUtils
extends Object

Miscellaneous io utility methods. Mainly for internal use within the framework.

Since:

2.0.7

Field Summary

Fields

Modifier and Type	Field	Description
static final int	EOF

Method Summary

Modifier and Type	Method	Description
static void	appendLines(File file, String[] lines)	append lines.
static URL	getURL(String resourceLocation)	use like spring code
static String	read(InputStream is, String encoding)
static String	read(Reader reader)	read string.
static String[]	readLines(File file)	read lines.
static String[]	readLines(InputStream is)	read lines.
static byte[]	toByteArray(InputStream inputStream)
static long	write(InputStream is, OutputStream os)	write.
static long	write(InputStream input, OutputStream output, byte[] buffer)	write.
static long	write(InputStream is, OutputStream os, int bufferSize)	write.
static long	write(Reader reader, Writer writer)	write.
static long	write(Reader reader, Writer writer, int bufferSize)	write.
static long	write(Writer writer, String string)	write string.
static void	writeLines(File file, String[] lines)	write lines.
static void	writeLines(OutputStream os, String[] lines)	write lines.

Methods inherited from class java.lang.Object

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

Field Details

EOF

public static final int EOF

See Also:

• Constant Field Values

Method Details

write

public static long write(InputStream is,
 OutputStream os)
                  throws IOException

write.

Parameters:

is - InputStream instance.

os - OutputStream instance.

Returns:

count.

Throws:

IOException - If an I/O error occurs

write

public static long write(InputStream is,
 OutputStream os,
 int bufferSize)
                  throws IOException

write.

Parameters:

is - InputStream instance.

os - OutputStream instance.

bufferSize - buffer size.

Returns:

count.

Throws:

IOException - If an I/O error occurs

write

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

write.

Parameters:

input - InputStream instance.

output - OutputStream instance.

buffer - buffer byte array

Returns:

count.

Throws:

IOException - If an I/O error occurs

read

public static String read(Reader reader)
                   throws IOException

read string.

Parameters:

reader - Reader instance.

Returns:

String.

Throws:

IOException - If an I/O error occurs

write

public static long write(Writer writer,
 String string)
                  throws IOException

write string.

Parameters:

writer - Writer instance.

string - String.

Throws:

IOException - If an I/O error occurs

write

public static long write(Reader reader,
 Writer writer)
                  throws IOException

write.

Parameters:

reader - Reader.

writer - Writer.

Returns:

count.

Throws:

IOException - If an I/O error occurs

write

public static long write(Reader reader,
 Writer writer,
 int bufferSize)
                  throws IOException

write.

Parameters:

reader - Reader.

writer - Writer.

bufferSize - buffer size.

Returns:

count.

Throws:

IOException - If an I/O error occurs

readLines

public static String[] readLines(File file)
                          throws IOException

read lines.

Parameters:

file - file.

Returns:

lines.

Throws:

IOException - If an I/O error occurs

readLines

public static String[] readLines(InputStream is)
                          throws IOException

read lines.

Parameters:

is - input stream.

Returns:

lines.

Throws:

IOException - If an I/O error occurs

read

public static String read(InputStream is,
 String encoding)
                   throws IOException

Throws:

IOException

writeLines

public static void writeLines(OutputStream os,
 String[] lines)
                       throws IOException

write lines.

Parameters:

os - output stream.

lines - lines.

Throws:

IOException - If an I/O error occurs

writeLines

public static void writeLines(File file,
 String[] lines)
                       throws IOException

write lines.

Parameters:

file - file.

lines - lines.

Throws:

IOException - If an I/O error occurs

appendLines

public static void appendLines(File file,
 String[] lines)
                        throws IOException

append lines.

Parameters:

file - file.

lines - lines.

Throws:

IOException - If an I/O error occurs

getURL

public static URL getURL(String resourceLocation)
                  throws FileNotFoundException

use like spring code

Parameters:

resourceLocation -

Returns:

Throws:

FileNotFoundException

toByteArray

public static byte[] toByteArray(InputStream inputStream)
                          throws IOException

Throws:

IOException