java.io
Class InputStreamReader

java.lang.Object
  |
  +--java.io.Reader
        |
        +--java.io.InputStreamReader

public class InputStreamReader

extends Reader

Read characters from an input stream

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

InputStreamReader(InputStream is)
Create an input stream reader using the default encoding

InputStreamReader(InputStream is, java.lang.String enc)
Create an input stream reader using the encoding

Method Summary

void	close() close the stream
void	mark(int limit) mark the stream
boolean	markSupported() See if mark is supported
int	read() Read a character
int	read(char[] cbuf, int off, int len) Read characters into a character array
boolean	ready() See if the stream is ready
void	reset() reset the stream
long	skip(long n) Skip a number of characters

Methods inherited from class java.io.Reader

read

Methods inherited from class java.lang.Object

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

Constructor Detail

InputStreamReader

public InputStreamReader(InputStream is)

Create an input stream reader using the default encoding

Parameters:

is - The input stream

InputStreamReader

public InputStreamReader(InputStream is,
                         java.lang.String enc)
                  throws UnsupportedEncodingException

Create an input stream reader using the encoding

Parameters:

is - The input stream

enc - The encoding

Throws:

UnuspportedEncodingException - if the encoding is not supported

UnsupportedEncodingException

Method Detail

close

public void close()
           throws IOException

close the stream

Specified by:

close in class Reader

Throws:

IOException - if there is an IO error

mark

public void mark(int limit)
          throws IOException

mark the stream

Overrides:

mark in class Reader

Parameters:

limit - The read ahaead limit

Throws:

IOException - if there is an IO error

markSupported

public boolean markSupported()

See if mark is supported

Overrides:

markSupported in class Reader

Returns:

true if it is

read

public int read()
         throws IOException

Read a character

Overrides:

read in class Reader

Returns:

the character

Throws:

IOException - if there is an IO error

read

public int read(char[] cbuf,
                int off,
                int len)
         throws IOException

Read characters into a character array

Specified by:

read in class Reader

Parameters:

cbuf - The character array

off - The offset

len - The length

Returns:

the characters read

Throws:

IOException - if there is an IO error

ready

public boolean ready()
              throws IOException

See if the stream is ready

Overrides:

ready in class Reader

Returns:

true if the stream is ready

Throws:

IOException - if there is an IO error

reset

public void reset()
           throws IOException

reset the stream

Overrides:

reset in class Reader

Throws:

IOException - if there is an IO error

skip

public long skip(long n)
          throws IOException

Skip a number of characters

Overrides:

skip in class Reader

Parameters:

n - The number of characters to skip

Throws:

IOException - if there is an IO error