org.calrissian.mango.io

Class AbstractBufferedInputStream

java.lang.Object

java.io.InputStream

org.calrissian.mango.io.AbstractBufferedInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public abstract class AbstractBufferedInputStream
extends InputStream

Utility class to allow for the source of the stream data to control the buffer size. Useful for when the source of of the stream data can be provided in chunks that can be reassembled into a contiguous InputStream

Constructor Summary

Constructors

Constructor and Description
AbstractBufferedInputStream()

Method Summary

Modifier and Type	Method and Description
int	available()
void	close()
protected abstract byte[]	getNextBuffer() Retrieves the next set of data from the source.
protected abstract boolean	isEOF() Returns true if there is no more source data.
int	read()

Methods inherited from class java.io.InputStream

mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractBufferedInputStream

public AbstractBufferedInputStream()

Method Detail

isEOF

protected abstract boolean isEOF()

Returns true if there is no more source data.

Returns:

true if at the end of the source data.

getNextBuffer

protected abstract byte[] getNextBuffer()
                                 throws IOException

Retrieves the next set of data from the source.

Returns:

A byte array containing the next set of data.

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

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 Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class InputStream

Throws:

IOException