Editing Apache Tika

Jump to navigation Jump to search

Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.

The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then save the changes below to finish undoing the edit.

Latest revision Your text
Line 4: Line 4:
 
|license=Apache License, Version 2.0
 
|license=Apache License, Version 2.0
 
|platforms=Java
 
|platforms=Java
|function=File Format Identification, Metadata Extraction, Text Extraction, Embedded File Extraction
+
|function=Metadata Extraction, File Format Identification
 
}}
 
}}
 
{{Infobox tool details
 
{{Infobox tool details
Line 15: Line 15:
 
====Functional notes====
 
====Functional notes====
 
[http://tika.apache.org/ Apache Tika]  is able to detect many different file formats. The following list names only the file formats which are supported by the parsers in the current Apache Tika version 1.9 and from which Tika is able to extract metadata and/or textual content:  
 
[http://tika.apache.org/ Apache Tika]  is able to detect many different file formats. The following list names only the file formats which are supported by the parsers in the current Apache Tika version 1.9 and from which Tika is able to extract metadata and/or textual content:  
 
 
* HTML,  
 
* HTML,  
 
* XML and derived formats,  
 
* XML and derived formats,  
Line 39: Line 38:
 
* executable programs and libraries,  
 
* executable programs and libraries,  
 
* crypto formats.  
 
* crypto formats.  
 
 
For detailed information see [http://tika.apache.org/2.1.0/formats.html Apache Tika 2.1.0] .
 
For detailed information see [http://tika.apache.org/2.1.0/formats.html Apache Tika 2.1.0] .
  
Line 45: Line 43:
  
 
== tika-eval ==
 
== tika-eval ==
In addition to extracting text and metadata from files, Tika also offers a tika-eval module that can be used for profiling content or comparing the results of two different text extractors.  This module can be used to identify PDFs, for example, that may require Optical Character Recognition for reasonably reliable text (see [https://cwiki.apache.org/confluence/display/TIKA/TikaEvalMetrics tika-eval metrics] for the Out-of-Vocabulary statistic.)
+
In addition to extracting text and metadata from files, Tika also offers a tika-eval module that can be used for profiling content or comparing the results of two different text extractors.  This module can be used to identify PDFs, for example, that may require Optical Character Recognition for reasonably reliable text.
  
 
See [https://cwiki.apache.org/confluence/display/TIKA/TikaEval tika-eval wiki]
 
See [https://cwiki.apache.org/confluence/display/TIKA/TikaEval tika-eval wiki]
Line 54: Line 52:
 
* Apache Tika is a core component of the [[Web Archive Discovery]] indexer and profiler.
 
* Apache Tika is a core component of the [[Web Archive Discovery]] indexer and profiler.
 
* A number of pages on the OPF Wiki [http://wiki.opf-labs.org/dosearchsite.action?queryString=Tika&where=conf_all&type=page&lastModified=&contributor=&contributorUsername= mention Tika].
 
* A number of pages on the OPF Wiki [http://wiki.opf-labs.org/dosearchsite.action?queryString=Tika&where=conf_all&type=page&lastModified=&contributor=&contributorUsername= mention Tika].
* Using Apache Tika to help extract hyperlinks from documentary heritage. OPF blog: [https://openpreservation.org/blogs/hyperlinks-in-your-files-how-to-get-them-out-using-tikalinkextract/ Hyperlinks in your files? How to get them out using tikalinkextract], by Ross Spencer
 
  
 
= Development Activity =
 
= Development Activity =
The Tika team released the 2.x branch over 2021, and is focusing new development only on the new branch.  Please see [https://cwiki.apache.org/confluence/display/TIKA/Migrating+to+Tika+2.0.0 Migrating to Tika 2.0.0] for notes on upgrading to the 2.x branch.
+
The Tika team released the 2.x over 2021.  Please see [https://cwiki.apache.org/confluence/display/TIKA/Migrating+to+Tika+2.0.0 Migrating to Tika 2.0.0] for notes on upgrading to the 2.x branch.

Please note that all contributions to COPTR are considered to be released under the Attribution-ShareAlike 3.0 Unported (see COPTR:Copyrights for details). If you do not want your writing to be edited mercilessly and redistributed at will, then do not submit it here.
You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource. Do not submit copyrighted work without permission!

To edit this page, please answer the question that appears below (more info):

Cancel Editing help (opens in new window)