Module platform.core

Package de.grogra.pf.io

Interface InputStreamSource

All Superinterfaces:

FilterSource, RegistryContext

All Known Implementing Classes:

FileSource, GUnzipFilter, InputStreamSourceImpl, LazyFilter, NullSource, PreferencesFile, StreamAdapter

public interface InputStreamSource
extends FilterSource

This subinterface of FilterSource has to be implemented by filter sources whose flavor supports InputStreams (IOFlavor.INPUT_STREAM). It represents the data by an instance of InputStream, i.e., as a stream of bytes.

Author:

Ole Kniemeyer

Nested Class Summary

Nested classes/interfaces inherited from interface de.grogra.pf.io.FilterSource

FilterSource.MetaDataKey<V>

Field Summary

Fields inherited from interface de.grogra.pf.io.FilterSource

AUTO_PROGRESS, DESTINATION_FILE, DESTINATION_URL

Method Summary

Modifier and Type	Method	Description
InputStream	getInputStream()	Returns a stream to obtain the data as a stream of bytes.
long	length()	Returns the total number of bytes of this stream.

Methods inherited from interface de.grogra.pf.io.FilterSource

getFilter, getFlavor, getMetaData, getSystemId, initProgressMonitor, setMetaData, setProgress

Methods inherited from interface de.grogra.pf.registry.RegistryContext

getRegistry

Method Details

getInputStream

InputStream getInputStream()
                    throws IOException

Returns a stream to obtain the data as a stream of bytes.

Returns:

an input stream for the data

Throws:

IOException

length

long length()

Returns the total number of bytes of this stream. A negative values indicates that this number is unknown.

Returns:

number of bytes