Package fr.gouv.vitam.common.stream

Class LazySequenceInputStream

java.lang.Object

java.io.InputStream

fr.gouv.vitam.common.stream.LazySequenceInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class LazySequenceInputStream
extends InputStream

A SequenceInputStream-like implementation with lazy input stream iterator. An input stream in the iterator is initialized and consumed only when the previous input stream is fully consumed.

Constructor Summary

Constructors

Constructor	Description
LazySequenceInputStream(Iterator<InputStream> lazyInputStreamIterator)	Constructor

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)

Methods inherited from class java.io.InputStream

mark, markSupported, nullInputStream, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Details

LazySequenceInputStream

public LazySequenceInputStream(Iterator<InputStream> lazyInputStreamIterator)

Constructor

Parameters:

lazyInputStreamIterator - an iterator that provides next input streams to chain

Method Details

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

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