Package org.trellisldp.ext.cassandra

Class LazyFilterInputStream

java.lang.Object

java.io.InputStream

org.trellisldp.ext.cassandra.LazyFilterInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

LazyChunkInputStream

public abstract class LazyFilterInputStream
extends InputStream

Like FilterInputStream but lazier; does not fill the slot for wrapped InputStream until initialize() is called. Not thread-safe!

Constructor Summary

Constructors

Constructor	Description
LazyFilterInputStream()

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
protected abstract InputStream	initialize()	Implementations of this method should use initialize() to fill wrapped.
void	mark(int readlimit)
boolean	markSupported()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)

Methods inherited from class java.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

LazyFilterInputStream

public LazyFilterInputStream()

Method Detail

initialize

protected abstract InputStream initialize()

Implementations of this method should use initialize() to fill wrapped.

Returns:

a wrapped InputStream

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

mark

public void mark(int readlimit)

Overrides:

mark in class InputStream

reset

public void reset()
           throws IOException

Overrides:

reset in class InputStream

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream