Package org.apache.commons.compress.archivers.sevenz

Class LZMA2Decoder

java.lang.Object

org.apache.commons.compress.archivers.sevenz.AbstractCoder

org.apache.commons.compress.archivers.sevenz.LZMA2Decoder

final class LZMA2Decoder
extends AbstractCoder

Constructor Summary

Constructors

Constructor	Description
LZMA2Decoder()

Method Summary

Modifier and Type	Method	Description
(package private) InputStream	decode(String archiveName, InputStream in, long uncompressedLength, Coder coder, byte[] password, int maxMemoryLimitInKb)	Decodes using stream that reads from in using the configured coder and password.
(package private) OutputStream	encode(OutputStream out, Object opts)	Encodes using a stream that writes to out using the given configuration.
private int	getDictionarySize(Coder coder)
private int	getDictSize(Object opts)
private org.tukaani.xz.LZMA2Options	getOptions(Object opts)
(package private) byte[]	getOptionsAsProperties(Object opts)	Gets property bytes to write in a Folder block.
(package private) Object	getOptionsFromCoder(Coder coder, InputStream in)	Gets configuration options that have been used to create the given InputStream from the given Coder.
private int	numberOptionOrDefault(Object opts)

Methods inherited from class org.apache.commons.compress.archivers.sevenz.AbstractCoder

isOptionInstance, toInt

Methods inherited from class java.lang.Object

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

Constructor Details

LZMA2Decoder

LZMA2Decoder()

Method Details

decode

InputStream decode(String archiveName,
 InputStream in,
 long uncompressedLength,
 Coder coder,
 byte[] password,
 int maxMemoryLimitInKb)
            throws IOException

Description copied from class: AbstractCoder

Decodes using stream that reads from in using the configured coder and password.

Specified by:

decode in class AbstractCoder

Returns:

a stream that reads from in using the configured coder and password.

Throws:

IOException

encode

OutputStream encode(OutputStream out,
 Object opts)
             throws IOException

Description copied from class: AbstractCoder

Encodes using a stream that writes to out using the given configuration.

Overrides:

encode in class AbstractCoder

Returns:

a stream that writes to out using the given configuration.

Throws:

IOException - Optionally thrown by subclassses.

getDictionarySize

private int getDictionarySize(Coder coder)
                       throws IOException

Throws:

IOException

getDictSize

private int getDictSize(Object opts)

getOptions

private org.tukaani.xz.LZMA2Options getOptions(Object opts)
                                        throws IOException

Throws:

IOException

getOptionsAsProperties

byte[] getOptionsAsProperties(Object opts)

Description copied from class: AbstractCoder

Gets property bytes to write in a Folder block.

Overrides:

getOptionsAsProperties in class AbstractCoder

Returns:

property bytes to write in a Folder block.

getOptionsFromCoder

Object getOptionsFromCoder(Coder coder,
 InputStream in)
                    throws IOException

Description copied from class: AbstractCoder

Gets configuration options that have been used to create the given InputStream from the given Coder.

Overrides:

getOptionsFromCoder in class AbstractCoder

Returns:

configuration options that have been used to create the given InputStream from the given Coder

Throws:

IOException - Optionally thrown by subclassses.

numberOptionOrDefault

private int numberOptionOrDefault(Object opts)