java.io

Class PushbackInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

java.io.PushbackInputStream

public class PushbackInputStream
extends FilterInputStream

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	buf buf
protected int	pos pos

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor and Description
PushbackInputStream(InputStream inputstream) PushbackInputStream
PushbackInputStream(InputStream inputstream, int i)

Method Summary

Modifier and Type	Method and Description
int	available()
boolean	markSupported()
int	read()
int	read(byte[] abyte0, int i, int j) Read byte data until there is no more available.
void	unread(byte[] abyte0)
void	unread(byte[] abyte0, int i, int j)
void	unread(int i)

Methods inherited from class java.io.FilterInputStream

close, mark, read, reset, skip

Methods inherited from class java.lang.Object

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

Field Detail

buf

protected byte[] buf

buf

pos

protected int pos

pos

Constructor Detail

PushbackInputStream

public PushbackInputStream(InputStream inputstream)

PushbackInputStream

Parameters:

inputstream - ?

PushbackInputStream

public PushbackInputStream(InputStream inputstream,
                           int i)

Parameters:

inputstream - ?

i - ?

Method Detail

available

public int available()
              throws IOException

Overrides:

available in class FilterInputStream

Returns:

?

Throws:

IOException - ?

markSupported

public boolean markSupported()

Overrides:

markSupported in class FilterInputStream

Returns:

?

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Returns:

?

Throws:

IOException - ?

read

public int read(byte[] abyte0,
                int i,
                int j)
         throws IOException

Description copied from class: InputStream

Read byte data until there is no more available. This does not block for the balance of any data. If there is not data this returns -1. If there is some data but not all that is requested it returns what it has.

Overrides:

read in class FilterInputStream

Parameters:

abyte0 - ?

i - ?

j - ?

Returns:

?

Throws:

IOException - ?

unread

public void unread(int i)
            throws IOException

Parameters:

i - ?

Throws:

IOException - ?

unread

public void unread(byte[] abyte0)
            throws IOException

Parameters:

abyte0 - ?

Throws:

IOException - ?

unread

public void unread(byte[] abyte0,
                   int i,
                   int j)
            throws IOException

Parameters:

abyte0 - ?

i - ?

j - ?

Throws:

IOException - ?