ChmItspHeader (Apache Tika 1.16 API)

java.lang.Object
- org.apache.tika.parser.chm.accessor.ChmItspHeader

All Implemented Interfaces:

Serializable, ChmAccessor<ChmItspHeader>
```
public class ChmItspHeader
extends Object
implements ChmAccessor<ChmItspHeader>
```
Directory header The directory starts with a header; its format is as follows: 0000: char[4] 'ITSP' 0004: DWORD Version number 1 0008: DWORD Length of the directory header 000C: DWORD $0a (unknown) 0010: DWORD $1000 Directory chunk size 0014: DWORD "Density" of quickref section, usually 2 0018: DWORD Depth of the index tree - 1 there is no index, 2 if there is one level of PMGI chunks 001C: DWORD Chunk number of root index chunk, -1 if there is none (though at least one file has 0 despite there being no index chunk, probably a bug) 0020: DWORD Chunk number of first PMGL (listing) chunk 0024: DWORD Chunk number of last PMGL (listing) chunk 0028: DWORD -1 (unknown) 002C: DWORD Number of directory chunks (total) 0030: DWORD Windows language ID 0034: GUID {5D02926A-212E-11D0-9DF9-00A0C922E6EC} 0044: DWORD $54 (This is the length again) 0048: DWORD -1 (unknown) 004C: DWORD -1 (unknown) 0050: DWORD -1 (unknown) ://translated.by/you/microsoft-s-html-help-chm-format-incomplete/original /?show-translation-form=1

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor and Description

ChmItspHeader()

Constructors
Constructor and Description
`ChmItspHeader()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`long`	`getBlock_len()` Returns block's length
`int`	`getBlockidx_intvl()` Returns block index interval
`int`	`getHeader_len()` Returns header length
`int`	`getIndex_depth()` Returns an index depth
`int`	`getIndex_head()` Returns an index head
`int`	`getIndex_root()` Returns index root
`long`	`getLang_id()` Returns language id
`long`	`getNum_blocks()` Returns number of blocks
`byte[]`	`getSignature()` Returns a signature of the header
`byte[]`	`getSystem_uuid()` Returns system uuid
`int`	`getUnknown_000c()` Returns 000c unknown bytes
`int`	`getUnknown_0024()` Returns 0024 unknown bytes
`int`	`getUnknown_002c()` Returns 002c unknown bytes
`byte[]`	`getUnknown_0044()` Returns 0044 unknown bytes
`int`	`getVersion()` Returns version of itsp header
`void`	`parse(byte[] data, ChmItspHeader chmItspHeader)` Parses chm accessor
`protected void`	`setBlock_len(long block_len)` Sets block length
`protected void`	`setBlockidx_intvl(int blockidx_intvl)` Sets block index interval
`protected void`	`setHeader_len(int header_len)` Sets itsp header length
`protected void`	`setIndex_depth(int index_depth)` Sets an index depth
`protected void`	`setIndex_head(int index_head)` Sets an index head
`protected void`	`setIndex_root(int index_root)` Sets an index root
`protected void`	`setLang_id(long lang_id)` Sets language id
`protected void`	`setNum_blocks(long num_blocks)` Sets number of blocks containing in the chm file
`protected void`	`setSignature(byte[] signature)` Sets itsp signature
`protected void`	`setSystem_uuid(byte[] system_uuid)` Sets system uuid
`protected void`	`setUnknown_000c(int unknown_000c)` Sets 000c unknown bytes Unknown means here that those guys who cracked the chm format do not know what's it purposes for
`protected void`	`setUnknown_0024(int unknown_0024)` Sets 0024 unknown bytes
`protected void`	`setUnknown_002c(int unknown_002c)` Sets 002c unknown bytes
`protected void`	`setUnknown_0044(byte[] unknown_0044)` Sets 0044 unknown bytes
`protected void`	`setVersion(int version)` Sets a version of itsp header
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ChmItspHeader
```
public ChmItspHeader()
```
- Method Detail
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - getSignature
```
public byte[] getSignature()
```
    Returns a signature of the header
    
    Returns:
    
    itsp signature
  - setSignature
```
protected void setSignature(byte[] signature)
```
    Sets itsp signature
    
    Parameters:
    
    signature -
  - getVersion
```
public int getVersion()
```
    Returns version of itsp header
    
    Returns:
    
    version
  - setVersion
```
protected void setVersion(int version)
```
    Sets a version of itsp header
    
    Parameters:
    
    version -
  - getHeader_len
```
public int getHeader_len()
```
    Returns header length
    
    Returns:
    
    header length
  - setHeader_len
```
protected void setHeader_len(int header_len)
```
    Sets itsp header length
    
    Parameters:
    
    header_len -
  - getUnknown_000c
```
public int getUnknown_000c()
```
    Returns 000c unknown bytes
  - setUnknown_000c
```
protected void setUnknown_000c(int unknown_000c)
```
    Sets 000c unknown bytes Unknown means here that those guys who cracked the chm format do not know what's it purposes for
    
    Parameters:
    
    unknown_000c -
  - getBlock_len
```
public long getBlock_len()
```
    Returns block's length
    
    Returns:
    
    block_length
  - setBlock_len
```
protected void setBlock_len(long block_len)
```
    Sets block length
    
    Parameters:
    
    block_len -
  - getBlockidx_intvl
```
public int getBlockidx_intvl()
```
    Returns block index interval
    
    Returns:
    
    blockidx_intvl
  - setBlockidx_intvl
```
protected void setBlockidx_intvl(int blockidx_intvl)
```
    Sets block index interval
    
    Parameters:
    
    blockidx_intvl -
  - getIndex_depth
```
public int getIndex_depth()
```
    Returns an index depth
    
    Returns:
    
    index_depth
  - setIndex_depth
```
protected void setIndex_depth(int index_depth)
```
    Sets an index depth
    
    Parameters:
    
    index_depth -
  - getIndex_root
```
public int getIndex_root()
```
    Returns index root
    
    Returns:
    
    index_root
  - setIndex_root
```
protected void setIndex_root(int index_root)
```
    Sets an index root
    
    Parameters:
    
    index_root -
  - getIndex_head
```
public int getIndex_head()
```
    Returns an index head
    
    Returns:
    
    index_head
  - setIndex_head
```
protected void setIndex_head(int index_head)
```
    Sets an index head
    
    Parameters:
    
    index_head -
  - getUnknown_0024
```
public int getUnknown_0024()
```
    Returns 0024 unknown bytes
    
    Returns:
    
    unknown_0024
  - setUnknown_0024
```
protected void setUnknown_0024(int unknown_0024)
```
    Sets 0024 unknown bytes
    
    Parameters:
    
    unknown_0024 -
  - getNum_blocks
```
public long getNum_blocks()
```
    Returns number of blocks
    
    Returns:
    
    num_blocks
  - setNum_blocks
```
protected void setNum_blocks(long num_blocks)
```
    Sets number of blocks containing in the chm file
    
    Parameters:
    
    num_blocks -
  - getUnknown_002c
```
public int getUnknown_002c()
```
    Returns 002c unknown bytes
    
    Returns:
    
    unknown_002c
  - setUnknown_002c
```
protected void setUnknown_002c(int unknown_002c)
```
    Sets 002c unknown bytes
    
    Parameters:
    
    unknown_002c -
  - getLang_id
```
public long getLang_id()
```
    Returns language id
    
    Returns:
    
    lang_id
  - setLang_id
```
protected void setLang_id(long lang_id)
```
    Sets language id
    
    Parameters:
    
    lang_id -
  - getSystem_uuid
```
public byte[] getSystem_uuid()
```
    Returns system uuid
    
    Returns:
    
    system_uuid
  - setSystem_uuid
```
protected void setSystem_uuid(byte[] system_uuid)
```
    Sets system uuid
    
    Parameters:
    
    system_uuid -
  - getUnknown_0044
```
public byte[] getUnknown_0044()
```
    Returns 0044 unknown bytes
    
    Returns:
    
    unknown_0044
  - setUnknown_0044
```
protected void setUnknown_0044(byte[] unknown_0044)
```
    Sets 0044 unknown bytes
    
    Parameters:
    
    unknown_0044 -
  - parse
```
public void parse(byte[] data,
                  ChmItspHeader chmItspHeader)
           throws TikaException
```
    Description copied from interface: ChmAccessor
    
    Parses chm accessor
    
    Specified by:
    
    parse in interface ChmAccessor<ChmItspHeader>
    
    Parameters:
    
    data - chm file
    
    Throws:
    
    TikaException

Class ChmItspHeader

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

ChmItspHeader

Method Detail

toString

getSignature

setSignature

getVersion

setVersion

getHeader_len

setHeader_len

getUnknown_000c

setUnknown_000c

getBlock_len

setBlock_len

getBlockidx_intvl

setBlockidx_intvl

getIndex_depth

setIndex_depth

getIndex_root

setIndex_root

getIndex_head

setIndex_head

getUnknown_0024

setUnknown_0024

getNum_blocks

setNum_blocks

getUnknown_002c

setUnknown_002c

getLang_id

setLang_id

getSystem_uuid

setSystem_uuid

getUnknown_0044

setUnknown_0044

parse