org.z3950.zing.cql
Class PositionAwareReader

java.lang.Object
  java.io.Reader
      org.z3950.zing.cql.PositionAwareReader

All Implemented Interfaces:

Closeable, Readable

public class PositionAwareReader
extends Reader

Reader proxy to count how many characters has been read so far.

Author:

jakub

Field Summary

protected int	pos
protected Reader	reader

Fields inherited from class java.io.Reader

lock

Constructor Summary

PositionAwareReader(Reader reader)

Method Summary

void	close()
boolean	equals(Object obj)
int	getPosition()
int	hashCode()
void	mark(int readAheadLimit)
boolean	markSupported()
int	read()
int	read(char[] cbuf)
int	read(char[] cbuf, int off, int len)
int	read(CharBuffer target)
boolean	ready()
void	reset()
long	skip(long n)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

reader

protected Reader reader

pos

protected int pos

Constructor Detail

PositionAwareReader

public PositionAwareReader(Reader reader)

Method Detail

getPosition

public int getPosition()

mark

public void mark(int readAheadLimit)
          throws IOException

Overrides:

mark in class Reader

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class Reader

read

public int read()
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(char[] cbuf)
         throws IOException

Overrides:

read in class Reader

Throws:

IOException

read

public int read(CharBuffer target)
         throws IOException

Specified by:

read in interface Readable

Overrides:

read in class Reader

Throws:

IOException

read

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

Specified by:

read in class Reader

Throws:

IOException

ready

public boolean ready()
              throws IOException

Overrides:

ready in class Reader

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class Reader

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in class Reader

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class Reader

Throws:

IOException

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object