Package org.apache.tika.parser.microsoft.chm

Interface Summary

Interface	Description
ChmAccessor<T>	Defines an accessor interface

Class Summary

Class	Description
ChmAssert	Contains chm extractor assertions
ChmBlockInfo	A container that contains chm block information such as: i.
ChmCommons
ChmConstants
ChmDirectoryListingSet	Holds chm listing entries
ChmExtractor	Extracts text from chm file.
ChmItsfHeader	The Header 0000: char[4] 'ITSF' 0004: DWORD 3 (Version number) 0008: DWORD Total header length, including header section table and following data.
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)
ChmLzxBlock	Decompresses a chm block.
ChmLzxcControlData	::DataSpace/Storage//ControlData This file contains $20 bytes of information on the compression.
ChmLzxcResetTable	LZXC reset table For ensuring a decompression.
ChmLzxState
ChmParser
ChmPmgiHeader	Description Note: not always exists An index chunk has the following format: 0000: char[4] 'PMGI' 0004: DWORD Length of quickref/free area at end of directory chunk 0008: Directory index entries (to quickref/free area) The quickref area in an PMGI is the same as in an PMGL The format of a directory index entry is as follows: BYTE: length of name BYTEs: name (UTF-8 encoded) ENCINT: directory listing chunk which starts with name Encoded Integers aka ENCINT An ENCINT is a variable-length integer.
ChmPmglHeader	Description There are two types of directory chunks -- index chunks, and listing chunks.
ChmSection
ChmWrapper
DirectoryListingEntry	The format of a directory listing entry is as follows: BYTE: length of name BYTEs: name (UTF-8 encoded) ENCINT: content section ENCINT: offset ENCINT: length The offset is from the beginning of the content section the file is in, after the section has been decompressed (if appropriate).

Enum Summary

Enum	Description
ChmCommons.EntryType	Represents entry types: uncompressed, compressed
ChmCommons.IntelState	Represents intel file states during decompression
ChmCommons.LzxState	Represents lzx states: started decoding, not started decoding

Exception Summary

Exception	Description
ChmParsingException