Package com.github.junrar.rarfile

Class MainHeader

java.lang.Object

com.github.junrar.rarfile.BaseBlock

com.github.junrar.rarfile.MainHeader

public class MainHeader
extends BaseBlock

The main header of an rar archive. holds information concerning the whole archive (solid, encrypted etc).

Version:

$LastChangedRevision$

Field Summary

Fields

Modifier and Type	Field	Description
private byte	encryptVersion
private short	highPosAv
private static org.slf4j.Logger	logger
static short	mainHeaderSize
static short	mainHeaderSizeWithEnc
private int	posAv

Fields inherited from class com.github.junrar.rarfile.BaseBlock

BaseBlockSize, EARC_DATACRC, EARC_NEXT_VOLUME, EARC_REVSPACE, EARC_VOLNUMBER, flags, headCRC, headerSize, headerType, LHD_COMMENT, LHD_DIRECTORY, LHD_EXTFLAGS, LHD_EXTTIME, LHD_LARGE, LHD_PASSWORD, LHD_SALT, LHD_SOLID, LHD_SPLIT_AFTER, LHD_SPLIT_BEFORE, LHD_UNICODE, LHD_VERSION, LHD_WINDOW1024, LHD_WINDOW128, LHD_WINDOW2048, LHD_WINDOW256, LHD_WINDOW4096, LHD_WINDOW512, LHD_WINDOW64, LHD_WINDOWMASK, LONG_BLOCK, MHD_AV, MHD_COMMENT, MHD_ENCRYPTVER, MHD_FIRSTVOLUME, MHD_LOCK, MHD_NEWNUMBERING, MHD_PACK_COMMENT, MHD_PASSWORD, MHD_PROTECT, MHD_SOLID, MHD_VOLUME, positionInFile, SKIP_IF_UNKNOWN

Constructor Summary

Constructors

Constructor	Description
MainHeader(BaseBlock bb, byte[] mainHeader)

Method Summary

Modifier and Type	Method	Description
byte	getEncryptVersion()	the version the the encryption
short	getHighPosAv()
int	getPosAv()
boolean	hasArchCmt()	old cmt block is present
boolean	isAV()
boolean	isEncrypted()	returns whether the archive is encrypted
boolean	isFirstVolume()
boolean	isLocked()
boolean	isMultiVolume()
boolean	isNewNumbering()
boolean	isProtected()
boolean	isSolid()
void	print()

Methods inherited from class com.github.junrar.rarfile.BaseBlock

getFlags, getHeadCRC, getHeaderSize, getHeaderSize, getHeaderType, getPositionInFile, hasArchiveDataCRC, hasEncryptVersion, hasVolumeNumber, isSubBlock, setPositionInFile

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static final org.slf4j.Logger logger

mainHeaderSizeWithEnc

public static final short mainHeaderSizeWithEnc

See Also:

Constant Field Values

mainHeaderSize

public static final short mainHeaderSize

See Also:

Constant Field Values

highPosAv

private final short highPosAv

posAv

private final int posAv

encryptVersion

private byte encryptVersion

Constructor Detail

MainHeader

public MainHeader(BaseBlock bb,
                  byte[] mainHeader)

Method Detail

hasArchCmt

public boolean hasArchCmt()

old cmt block is present

Returns:

true if has cmt block

getEncryptVersion

public byte getEncryptVersion()

the version the the encryption

Returns:

.

getHighPosAv

public short getHighPosAv()

getPosAv

public int getPosAv()

isEncrypted

public boolean isEncrypted()

returns whether the archive is encrypted

Returns:

.

isMultiVolume

public boolean isMultiVolume()

Returns:

whether the archive is a multivolume archive

isFirstVolume

public boolean isFirstVolume()

Returns:

if the archive is a multivolume archive this method returns whether this instance is the first part of the multivolume archive

print

public void print()

Overrides:

print in class BaseBlock

isSolid

public boolean isSolid()

Returns:

whether this archive is solid. in this case you can only extract all file at once

isLocked

public boolean isLocked()

isProtected

public boolean isProtected()

isAV

public boolean isAV()

isNewNumbering

public boolean isNewNumbering()

Returns:

the numbering format a multivolume archive