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# Nutch Change Log
Nutch 1.14 Release (dd/mm/yyyy)
Comments
Fellow committers, Nutch 1.14 contains a breaking change NUTCH-2046. Please use the note below and
in the release announcement and keep it on top in this CHANGES.txt for the Nutch 1.14 release.
* the bin/crawl script now expects the path to the seed to be preceded by -s
New Feature
[NUTCH-2046] - The crawl script should be able to skip an initial injection
Nutch 1.13 Release 28/03/2017 (dd/mm/yyyy)
Release Report: https://s.apache.org/wq3x
Sub-task
[NUTCH-2246] - Refactor /seed endpoint for backward compatibility
Bug
[NUTCH-1553] - Property 'indexer.delete.robots.noindex' not working when using parser-html.
[NUTCH-2242] - lastModified not always set
[NUTCH-2291] - Fix mrunit dependencies
[NUTCH-2337] - urlnormalizer-basic to strip empty port
[NUTCH-2345] - FetchItemQueue logs are logged with wrong class name
[NUTCH-2349] - urlnormalizer-basic NPE for ill-formed URL "http:/"
[NUTCH-2357] - Index metadata throw Exception because writable object cannot be cast to Text
[NUTCH-2359] - Parsefilter-regex raises IndexOutOfBoundsException when rules are ill-formed
[NUTCH-2364] - http.agent.rotate: IllegalArgumentException / last element of agent names ignored
[NUTCH-2366] - Deprecated Job constructor in hostdb/ReadHostDb.java
Improvement
[NUTCH-1308] - Add main() to ZipParser
[NUTCH-2164] - Inconsistent 'Modified Time' in crawl db
[NUTCH-2234] - Upgrade to elasticsearch 2.3.3
[NUTCH-2236] - Upgrade to Hadoop 2.7.2
[NUTCH-2262] - Utilize parameterized logging notation across Fetcher
[NUTCH-2272] - Index checker server to optionally keep client connection open
[NUTCH-2286] - CrawlDbReader -stats to show fetch time and interval
[NUTCH-2287] - Indexer-elastic plugin should use Elasticsearch BulkProcessor and BackoffPolicy
[NUTCH-2299] - Remove obsolete properties protocol.plugin.check.*
[NUTCH-2300] - Fetcher to optionally save robots.txt
[NUTCH-2327] - Seeds injected in REST workflow must be ingested into HDFS
[NUTCH-2329] - Update Slf4j logging for Java 8 and upgrade miredot plugin version
[NUTCH-2336] - SegmentReader to implement Tool
[NUTCH-2352] - Log with Generic Class Name at Nutch 1.x
[NUTCH-2355] - Protocol plugins to set cookie if Cookie metadata field is present
[NUTCH-2367] - Get single record from HostDB
New Feature
[NUTCH-2132] - Publisher/Subscriber model for Nutch to emit events
Task
[NUTCH-2171] - Upgrade Nutch Trunk to Java 1.8
Nutch 1.12 Release 28/05/2016 (dd/mm/yyyy)
Release Report: https://s.apache.org/nutch1.12
Comments
Fellow committers, Nutch 1.12 contains a breaking change NUTCH-2220. Please use the note below and
in the release announcement and keep it on top in this CHANGES.txt for the Nutch 1.12 release.
* replace your old conf/nutch-default.xml with the conf/nutch-default.xml from Nutch 1.12 release
* if you use LinkDB (e.g. invertlinks) and modified parameters db.max.inlinks and/or db.max.anchor.length
and/or db.ignore.internal.links, rename those parameters to linkdb.max.inlinks and
linkdb.max.anchor.length and linkdb.ignore.internal.links
* db.ignore.internal.links and db.ignore.external.links now operate on the CrawlDB only
* linkdb.ignore.internal.links and linkdb.ignore.external.links now operate on the LinkDB only
Sub-task
[NUTCH-2250] - CommonCrawlDumper : Invalid format + skipped parts
Bug
[NUTCH-2042] - parse-html increase chunk size used to detect charset
[NUTCH-2180] - FileDumper dumps data, but breaks midway on corrupt segments
[NUTCH-2189] - Domain filter must deactivate if no rules are present
[NUTCH-2203] - Suffix URL filter can't handle trailing/leading whitespaces
[NUTCH-2206] - Provide example scoring.similarity.stopword.file
[NUTCH-2213] - CommonCrawlDataDumper saves gzipped body in extracted form
[NUTCH-2223] - Upgrade xercesImpl to 2.11.0 to fix hang on issue in tika mimetype detection
[NUTCH-2224] - Average bytes/second calculated incorrectly in fetcher
[NUTCH-2225] - Parsed time calculated incorrectly
[NUTCH-2228] - Plugin index-replace unit test broken on Java 8
[NUTCH-2232] - DeduplicationJob should decode URL's before length is compared
[NUTCH-2241] - Unstable Selenium plugin in Nutch. Fixed bugs and enhanced configuration
[NUTCH-2256] - Inconsistent log level practice
Improvement
[NUTCH-1233] - Rely on Tika for outlink extraction
[NUTCH-1712] - Use MultipleInputs in Injector to make it a single mapreduce job
[NUTCH-2172] - index-more: document format of contenttype-mapping.txt
[NUTCH-2178] - DeduplicationJob to optionally group on host or domain
[NUTCH-2182] - Make reverseUrlDirs file dumper option hash the URL for consistency
[NUTCH-2183] - Improvement to SegmentChecker for skipping non-segments present in segments directory
[NUTCH-2187] - Change FileDumper SHAs to all uppercase
[NUTCH-2195] - IndexingFilterChecker to optionally follow N redirects
[NUTCH-2196] - IndexingFilterChecker to optionally normalize
[NUTCH-2197] - Add solr5 solrcloud indexer support
[NUTCH-2204] - Remove junit lib from runtime
[NUTCH-2218] - Switch CrawlCompletion arg parsing to Commons CLI
[NUTCH-2221] - Introduce db.ignore.internal.links to FetcherThread
[NUTCH-2229] - Allow Jexl expressions on CrawlDatum's fixed attributes
[NUTCH-2231] - Jexl support in generator job
[NUTCH-2252] - Allow phantomjs as a browser for selenium options
[NUTCH-2263] - Support for mingram and maxgram at Unigram Cosine Similarity Model
New Feature
[NUTCH-961] - Expose Tika's boilerpipe support
[NUTCH-1325] - HostDB for Nutch
[NUTCH-2144] - Plugin to override db.ignore.external to exempt interesting external domain URLs
[NUTCH-2190] - Protocol normalizer
[NUTCH-2191] - Add protocol-htmlunit
[NUTCH-2194] - Run IndexingFilterChecker as simple Telnet server
[NUTCH-2219] - Criteria order to be configurable in DeduplicationJob
[NUTCH-2227] - RegexParseFilter
[NUTCH-2245] - Developed the NGram Model on the existing Unigram Cosine Similarity Model
Task
[NUTCH-2201] - Remove loops program from webgraph package
[NUTCH-2211] - Filter and normalizer checkers missing in bin/nutch
[NUTCH-2220] - Rename db.* options used only by the linkdb to linkdb.*
Nutch 1.11 Release 03/12/2015 (dd/mm/yyyy)
Release Report: http://s.apache.org/nutch11
* NUTCH-2176 Clean up of log4j.properties (markus)
* NUTCH-2107 plugin.xml to validate against plugin.dtd (snagel)
* NUTCH-2177 Generator produces only one partition even in distributed mode (jnioche, snagel)
* NUTCH-2158 Upgrade to Tika 1.11 (jnioche, snagel)
* NUTCH-2175 Typos in property descriptions in nutch-default.xml (Roannel Fernández Hernández via snagel)
* NUTCH-2069 Ignore external links based on domain (jnioche)
* NUTCH-2173 String.join in FileDumper breaks the build (joyce)
* NUTCH-2166 Add reverse URL format to dump tool (joyce)
* NUTCH-2157 Addressing Miredot REST API Warnings (Sujen Shah)
* NUTCH-2165 FileDumper Util hard codes part-# folder name (joyce)
* NUTCH-2167 Backport TableUtil from 2.x for URL reversing (joyce)
* NUTCH-2160 Upgrade Selenium Java to 2.48.2 (lewismc, kwhitehall)
* NUTCH-2120 Remove MapWritable from trunk codebase (lewismc)
* NUTCH-1911 Improve DomainStatistics tool command line parsing (joyce)
* NUTCH-2064 URLNormalizer basic to encode reserved chars and decode non-reserved chars (markus, snagel)
* NUTCH-2159 Ensure that all WebApp files are copied into generated artifacts for 1.X Webapp (lewismc)
* NUTCH-2154 Nutch REST API (DB) suffering NullPointerException (Aron Ahmadia, Sujen Shah via mattmann)
* NUTCH-2150 Add protocolstats utility (Michael Joyce via mattmann)
* NUTCH-2146 hashCode on the Outlink class (jorgelbg via mattmann)
* NUTCH-2155 Create a "crawl completeness" utility (Michael Joyce via mattmann)
* NUTCH-1988 Make nested output directory dump optional... again (Michael Joyce via lewismc)
* NUTCH-1800 Documentation for Nutch 1.X and 2.X REST APIs (lewismc)
* NUTCH-2149 REST endpoint to read Nutch sequence files (Sujen Shah)
* NUTCH-2139 Basic plugin to index inlinks and outlinks (jorgelbg)
* NUTCH-2128 Review and update mapred --> mapreduce config params in crawl script (lewismc)
* NUTCH-2141 Change the InteractiveSelenium plugin handler Interface to return page content
(Balaji Gurumurthy via mattmann)
* NUTCH-2129 Add protocol status tracking to crawl datum (Michael Joyce via mattmann)
* NUTCH-2142 Nutch File Dump - FileNotFoundException (Invalid Argument) Error (Karanjeet Singh via mattmann)
* NUTCH-2136 Implement a different version of Naive Bayes Parse Filter (Asitang Mishra)
* NUTCH-2109 Create a brute force click-all-ajax-links utility fucntion for selenium interactive plugin (Asitang Mishra)
* NUTCH-2108 Add a function to the selenium interactive plugin interface to do multiple manipulation of driver and then return the data (Asitang Mishra)
* NUTCH-2124 Fetcher following same redirect again and again (Yogendra Kumar Soni via snagel)
* NUTCH-2123 Seed List REST API returns Text but headers indicate/require JSON
(Aron Ahmadia, Sujen Shah via mattmann)
* NUTCH-2086 Nutch 1.X Webui (Sujen Shah, mattmann via lewismc)
* NUTCH-2121 Update javadoc link for Hadoop 2.4.0 in default.properties (Sujen Shah)
* NUTCH-2119 Eclipse shows build path errors on building Nutch (Sujen Shah)
* NUTCH-2117 NutchServer CLI Option for CMD_PORT is incorrect and should be CMD_HOST (zhangmianhongni via lewismc)
* NUTCH-2115 - Add total counts to mimetype stats (Jimmy Joyce via lewismc)
* NUTCH-2111 Delete temporary files location for selenium tmp files after driver quits (Kim Whitehall via lewismc)
* NUTCH-2095 WARC exporter for the CommonCrawlDataDumper (jorgelbg)
* NUTCH-2102 WARC Exporter (jnioche)
* NUTCH-2106 Runtime to contain Selenium and dependencies only once (snagel)
* NUTCH-2104 Add documentation to the protocol-selenium plugin Readme file
re: selenium grid implementation (Kim Whitehall via mattmann)
* NUTCH-2099 Refactoring the REST endpoints for integration with
webui (Sujen Shah via mattmann)
* NUTCH-2098 Add null SeedUrl constructor (Aron Ahmadia via mattmann)
* NUTCH-2093 Indexing filters to use current signatures (markus)
* NUTCH-2092: Unit Test for NutchServer (Sujen Shah via mattmann)
* NUTCH-2096 Explicitly indicate broswer binary to use when selecting
selenium remote option in config (Kim Whitehall via mattmann)
* NUTCH-2090 Refactor Seed Resource in REST API (Sujen Shah
via mattmann)
* NUTCH-2088 Add URL Processing Check to Interactive Selenium
Handlers (Michael Joyce via mattmann)
* NUTCH-2077 Upgrade to Tika 1.10 (Michael Joyce via lewismc)
* NUTCH-1517 CloudSearch indexer (jnioche)
* NUTCH-2085 Upgrade Guava (markus)
* NUTCH-2084 SegmentMerger to report missing input dirs (markus)
* NUTCH-2083 Implement functionality to shadow nutch-selenium-grid-plugin from Mo Omer (lewismc)
* NUTCH-2049 Upgrade to Hadoop 2.4 (lewismc)
* NUTCH-1486 Upgrade to Solr 4.10.2 (lewismc, markus)
* NUTCH-2048 parse-tika: fix dependencies in plugin.xml (Michael Joyce via snagel)
* NUTCH-2066 Parameterize Generate REST endpoint (Sujen Shah via mattmann)
* NUTCH-2072 Deflate encoding support is broken when http.content.limit is set to -1 (Tanguy Moal via mattmann)
* NUTCH-2062 Add Plugin for interacting with Selenium WebDriver (Michael Joyce, mattmann)
* NUTCH-1785 Ability to index raw content (markus, lewismc)
* NUTCH-2063 Add -mimeStats flag to FileDumper tool (Mike Joyce via lewismc)
* NUTCH-2021 Use protocol-selenium to Capture Screenshots of the Page as it is Fetched (lewismc)
* NUTCH-2058 Indexer plugin that allows RegEx replacements on the NutchDocument
field values (Peter Ciuffetti via mattmann)
* NUTCH-2059 protocol-httpclient, protocol-http unit test errors on Jenkins (Peter Ciuffetti via mattmann)
* NUTCH-1980 Jexl expressions for CrawlDbReader (markus)
* NUTCH-1692 SegmentReader was broken in distributed mode (markus, tejasp)
* NUTCH-1684 ParseMeta to be added before fetch schedulers are run (markus)
* NUTCH-2038 fix for NUTCH-2038: Naive Bayes classifier based html Parse filter (for filtering outlinks)
(Asitang Mishra, snagel via mattmann)
* NUTCH-2041 indexer fails if linkdb is missing (snagel)
* NUTCH-2016 Remove unused class OldFetcher (snagel)
* NUTCH-2000 Link inversion fails with .locked already exists (jnioche, snagel)
* NUTCH-2036 Adding some continuous crawl goodies to the crawl script (jorge, snagel)
* NUTCH-2039 Relevance based scoring filter (Sujen Shah, lewismc via mattmann)
* NUTCH-2037 Job endpoint to support Indexing from the REST API (Sujen Shah via mattmann)
* NUTCH-2017 Remove debug log from MimeUtil (snagel)
* NUTCH-2027 seed list REST endpoint for Nutch 1.10 (Asitang Mishra via mattmann)
* NUTCH-2031 Create Admin End point for Nutch 1.x REST service (Sujen Shah via mattmann)
* NUTCH-2015 Make FetchNodeDb optional (off by default) if NutchServer is not used (Sujen Shah via mattmann)
* NUTCH-208 http: proxy exception list: (Matthias Günter, siren, markus, lewismc)
* NUTCH-2007 add test libs to classpath of bin/nutch junit (snagel)
* NUTCH-1995 Add support for wildcard to http.robot.rules.whitelist (totaro)
* NUTCH-2013 Fetcher: missing logs "fetching ..." on stdout (snagel)
* NUTCH-2014 Fetcher hang-up on completion (snagel)
* NUTCH-2011 Endpoint to support realtime JSON output from the fetcher (Sujen Shah via mattmann)
* NUTCH-2006 IndexingFiltersChecker to take custom metadata as input (jnioche)
* NUTCH-2008 IndexerMapReduce to use single instance of NutchIndexAction for deletions (snagel)
* NUTCH-1998 Add support for user-defined file extension to CommonCrawlDataDumper (totaro via mattmann)
* NUTCH-1873 Solr IndexWriter/Job to report number of docs indexed. (snagel via lewismc)
* NUTCH-1934 Refactor Fetcher in trunk (lewismc)
* NUTCH-2004 ParseChecker does not handle redirects (mjoyce via lewismc)
Nutch 1.10 Release - 29/04/2015 (dd/mm/yyyy)
Release Report: http://s.apache.org/nutch10
* NUTCH-1969 URL Normalizer properly handling slashes (markus via mattmann)
* NUTCH-2001 Sub Collection Field Name incorrect in nutch-default.xml
(Jeff Cocking via mattmann)
* NUTCH-1997 Add CBOR "magic header" to CommonCrawlDataDumper
output (Giuseppe Totaro, Luke Sh via mattmann)
* NUTCH-1991 Tika mime detection not using Nutch supplied tika-mimetypes.xml for content based
detection (Iain Lopata, snagel via mattmann)
* NUTCH-1994 Upgrade to Apache Tika 1.8 (lewismc)
* NUTCH-1996 Make protocol-selenium README part of plugin (lewismc)
* NUTCH-1990 Use URI.normalise() in BasicURLNormalizer (snagel, jnioche)
* NUTCH-1973 Job Administration end point for the REST service (Sujen Shah via mattmann)
* NUTCH-1697 SegmentMerger to implement Tool (markus, snagel)
* NUTCH-1987 - Make bin/crawl indexer agnostic (Michael Joyce, snagel via mattmann)
* NUTCH-1989 Handling invalid URLs in CommonCrawlDataDumper (Giuseppe Totaro via mattmann)
* NUTCH-1988 Make nested output directory dump optional (Michael Joyce via mattmann)
* NUTCH-1927 Create a whitelist of IPs/hostnames to allow skipping of RobotRules parsing (mattmann, snagel)
* NUTCH-1986 Clarify Elastic Search Indexer Plugin Settings (Michael Joyce via mattmann)
* NUTCH-1906 Typo in CrawlDbReader command line help (Michael Joyce via mattmann)
* NUTCH-1911 Improve DomainStatistics tool command line parsing (Michael Joyce via mattmann)
* NUTCH-1854 bin/crawl fails with a parsing fetcher (Asitang Mishra via snagel)
* NUTCH-1981 Upgrade to icu4j 55.1 (Marko Asplund via snagel)
* NUTCH-1960 JUnit test for dump method of CommonCrawlDataDumper (Giuseppe Totaro via mattmann)
* NUTCH-1983 CommonCrawlDumper and FileDumper don't dump correct JSON (mattmann)
* NUTCH-1972 Dockerfile for Nutch 1.x (Michael Joyce via mattmann)
* NUTCH-1771 Indexer fails if a segment is corrupted or incomplete (Diaa, Chong Li via snagel)
* NUTCH-1975 New configuration for CommonCrawlDataDumper tool (Giuseppe Totaro via mattmann)
* NUTCH-1979 CrawlDbReader to implement Tool (markus)
* NUTCH-1970 Pretty print JSON output in config resource (Tyler Pasulich, mattmann)
* NUTCH-1976 Allow Users to Set Hostname for Server (Tyler Palsulich via mattmann)
* NUTCH-1941 Optional rolling http.agent.name's (Asitang Mishra, lewismc via snagel)
* NUTCH-1959 Improving CommonCrawlFormat implementations (Giuseppe Totaro via mattmann)
* NUTCH-1974 keyPrefix option for CommonCrawlDataDumper tool (Giuseppe Totaro via mattmann)
* NUTCH-1968 File Name too long issue of DumpFileUtil.java file (Xin Zhang, Renxia Wang via mattmann)
* NUTCH-1966 Configuration endpoint for 1x REST API (Sujen Shah via mattmann)
* NUTCH-1967 Possible SIooBE in MimeAdaptiveFetchSchedule (markus)
* NUTCH-1957 FileDumper output file name collisions (Renxia Wang via mattmann)
* NUTCH-1955 ByteWritable missing in NutchWritable (markus)
* NUTCH-1956 Members to be public in URLCrawlDatum (markus)
* NUTCH-1954 FilenameTooLong error appears in CommonCrawlDumper (mattmann)
* NUTCH-1949 Dump out the Nutch data into the Common Crawl format (Giuseppe Totaro via lewismc)
* NUTCH-1950 File name too long (Jiaheng Zhang, Chong Li via mattmann)
* NUTCH-1921 Optionally disable HTTP if-modified-since header (markus)
* NUTCH-1933 nutch-selenium plugin (Mo Omer, Mohammad Al-Moshin, lewismc)
* NUTCH-827 HTTP POST Authentication (Jasper van Veghel, yuanyun.cn, snagel, lewismc)
* NUTCH-1724 LinkDBReader to support regex output filtering (markus)
* NUTCH-1939 Fetcher fails to follow redirects (Leo Ye via snagel)
* NUTCH-1913 LinkDB to implement db.ignore.external.links (markus, snagel)
* NUTCH-1925 Upgrade to Apache Tika 1.7 (Tyler Palsulich via markus)
* NUTCH-1323 AjaxNormalizer (markus)
* NUTCH-1918 TikaParser specifies a default namespace when generating DOM (jnioche)
* NUTCH-1889 Store all values from Tika metadata in Nutch metadata (jnioche)
* NUTCH-865 Format source code in unique style (lewismc)
* NUTCH-1893 Parse-tika failes to parse feed files (Mengying Wang via snagel)
* NUTCH-1920 Upgrade Nutch to use Java 1.7 (lewismc)
* NUTCH-1919 Getting timeout when server returns Content-Length: 0 (jnioche)
* NUTCH-1912 Dump tool -mimetype parameter needs to be optional to prevent NPE (Tyler Palsulich via lewismc)
* NUTCH-1881 ant target resolve-default to keep test libs (snagel)
* NUTCH-1660 Index filter for Page's latitude and longitude (Yasin Kılınç, lewismc)
* NUTCH-1140 index-more plugin, resetTitle creates multiple values in title field (Joe Liedtke, kaveh minooie via snagel)
* NUTCH-1904 Schema for Solr4 doesn't include _version_ field (mattmann)
* NUTCH-1897 Easier debugging of plugin XML errors (markus)
* NUTCH-1823 Upgrade to elasticsearch 1.4.1 (Phu Kieu, markus via lewismc)
* NUTCH-1592 TikaParser can uppercase the element names while generating the DOM (jnioche)
* NUTCH-1877 Suffix URL filter to ignore query string by default (markus via snagel)
* NUTCH-1890 Major Typo in Documentation for Integrating Nutch and Solr (Boadu Akoto Charles Jnr, mattmann)
* NUTCH-1887 Specify HTMLMapper to use in TikaParser (jnioche)
* NUTCH-1884 NullPointerException in parsechecker and indexchecker with symlinks in file URL (Mengying Wang, snagel)
* NUTCH-1825 protocol-http may hang for certain web pages (Phu Kieu via snagel)
* NUTCH-1483 Can't crawl filesystem with protocol-file plugin (Rogério Pereira Araújo, Mengying Wang, snagel)
* NUTCH-1885 Protocol-file should treat symbolic links as redirects (Mengying Wang, snagel)
* NUTCH-1880 URLUtil should not add additional slashes for file URLs (snagel)
* NUTCH-1879 Regex URL normalizer should remove multiple slashes after file: protocol (snagel)
* NUTCH-1883 bin/crawl: use function to run bin/nutch and check exit value (snagel)
* NUTCH-1865 Enable use of SNAPSHOT's with Nutch Ivy dependency management (lewismc)
* NUTCH-1882 ant eclipse target to add output path to src/test (snagel)
* NUTCH-1876 Upgrade to Crawler Commons 0.5 (jnioche)
* NUTCH-1874 FileDumper comment typos ( Arthur Cinader via lewismc)
* NUTCH-1164 Write JUnit tests for protocol-http (nimafl via snagel)
* NUTCH-1868 Document and improve CLI for FileDumper tool (lewismc)
* NUTCH-1869 Add a flag to -mimeType fiag to FileDumper (lewismc)
* NUTCH-1867 CrawlDbReader: use setFloat to pass min score (lewismc, snagel)
* NUTCH-1826, NUTCH-1864 indexchecker fails if solr.server.url not configured (lewismc, snagel)
* NUTCH-1866 ant eclipse target should not delete runtime (nimafl via lewismc)
* NUTCH-1857 readb -dump -format csv should use comma (lewismc)
* NUTCH-1853 Add commented out WebGraph executions to ./bin/crawl (lewismc)
* NUTCH-1844 testresources/testcrawl not referenced anywhere in code (mattmann)
* NUTCH-1839 Improve WebGraph CLI parsing (lewismc)
* NUTCH-1526 Create SegmentContentDumperTool for easily extracting out file contents from SegmentDirs (mattmann, lewismc, Julien Le Dem)
* NUTCH-1840 the describe function in SolrIndexWriter is not correct (kaveh minooie via jnioche)
* NUTCH-1837 Upgrade to Tika 1.6 (jnioche)
* NUTCH-1829 Generator : unable to distinguish real errors (Mathieu Bouchard via jnioche)
* NUTCH-1835 Nutch's Solr schema doesn't work with Solr 4.9 because of the RealTimeGet handler (mattmann)
* NUTCH-1833 Include version number within nutch binary usage statement (Rishi Verma via mattmann)
* NUTCH-1832 Make Nutch work without an indexer (mattmann)
* NUTCH-1828 bin/crawl : incorrect handling of nutch errors (Mathieu Bouchard via jnioche)
* NUTCH-1775 IndexingFilter: document origin of passed CrawlDatum (snagel)
* NUTCH-1693 TextMD5Signature computed on textual content (Tien Nguyen Manh, markus via snagel)
* NUTCH-1409 remove deprecated properties db.{default,max}.fetch.interval, generate.max.per.host.by.ip (Matthias Agethle via snagel)
Nutch 1.9 Release Change Log - 12/08/2014 (dd/mm/yyyy)
Release Report - http://s.apache.org/1.9-release
* NUTCH-1561 improve usability of parse-metatags and index-metadata (snagel)
* NUTCH-1708 use same id when indexing and deleting redirects (snagel)
* NUTCH-1818 Add deps-test-compile task for building plugins (jnioche)
* NUTCH-1817 Remove pom.xml from source (jnioche)
* NUTCH-926 Redirections from META tag don't get filtered (snagel)
* NUTCH-1422 Bypass signature comparison when a document is redirected (snagel)
* NUTCH-1502 Test for CrawlDatum state transitions (snagel)
* NUTCH-1804 Move JUnit dependency to test scope (jnioche)
* NUTCH-1811 bin/nutch junit to use junit 4 test runner (snagel)
* NUTCH-1799 ANT Eclipse task discovers all plugin jars automatically (jnioche)
* NUTCH-578 URL fetched with 403 is generated over and over again (snagel)
* NUTCH-1776 Log incorrect plugin.folder file path (Diaa via snagel)
* NUTCH-1566 bin/nutch to allow whitespace in paths (tejasp, snagel)
* NUTCH-1605 MIME type detector recognizes xlsx as zip file (snagel)
* NUTCH-1802 Move TestbedProxy to test environment (jnioche)
* NUTCH-1803 Put test dependencies in a separate lib dir (jnioche)
* NUTCH-385 Improve description of thread related configuration for Fetcher (jnioche,lufeng)
* NUTCH-1633 slf4j is provided by hadoop and should not be included in the job file (kaveh minooie via jnioche)
* NUTCH-1787 update and complete API doc overview page (snagel)
* NUTCH-1767 remove special treatment of "params" in relative links (snagel)
* NUTCH-1718 redefine http.robots.agent as "additional agent names" (snagel, Tejas Patil, Daniel Kugel)
* NUTCH-1794 IndexingFilterChecker to optionally dumpText (markus)
* NUTCH-1590 [SECURITY] Frame injection vulnerability in published Javadoc (jnioche)
* NUTCH-1793 HttpRobotRulesParser not configured properly (jnioche)
* NUTCH-1647 protocol-http throws 'unzipBestEffort returned null' for redirected pages (jnioche)
* NUTCH-1736 Can't fetch page if http response header contains Transfer-Encoding：chunked (ysc via jnioche)
* NUTCH-1782 NodeWalker to return current node (markus)
* NUTCH-1758 IndexChecker to send document to IndexWriters (jnioche)
* NUTCH-1786 CrawlDb should follow db.url.normalizers and db.url.filters (Diaa via markus)
* NUTCH-1757 ParserChecker to take custom metadata as input (jnioche)
* NUTCH-1676 Add rudimentary SSL support to protocol-http (jnioche, markus)
* NUTCH-1772 Injector does not need merging if no pre-existing crawldb (jnioche)
* NUTCH-1752 Cache robots.txt rules per protocol:host:port (snagel)
* NUTCH-1613 Timeouts in protocol-httpclient when crawling same host with >2 threads (brian44 via jnioche)
* NUTCH-1766 Generator to unlock crawldb and remove tempdir if generate job fails (Diaa via jnioche)
* NUTCH-207 Bandwidth target for fetcher rather than a thread count (jnioche)
* NUTCH-1182 fetcher to log hung threads (snagel)
* NUTCH-1759 Upgrade to Crawler Commons 0.4 (jnioche)
* NUTCH-1764 readdb to show command-line help if no action (-stats, -dump, etc.) given (Diaa via snagel)
* NUTCH-1700 Remove deprecated code from creativecommons plugin (lewismc)
* NUTCH-1761 Crawl script fails to find job file if not started from inside bin dir (David Hosking, jnioche)
* NUTCH-1603 ZIP parser complains about truncated PDF file (snagel)
* NUTCH-1720 Duplicate lines in HttpBase.java (Walter Tietze via jnioche)
* NUTCH-1750 Improvement of Fetcher's reportStatus (jnioche)
* NUTCH-1747 Use AtomicInteger as semaphore in Fetcher (jnioche)
* NUTCH-1735 code dedup fetcher queue redirects (snagel)
* NUTCH-1745 Upgrade to ElasticSearch 1.1.0 (jnioche)
* NUTCH-1645 Junit Test Case for Adaptive Fetch Schedule class (Yasin Kılınç, lufeng, Sertac TURKEL via snagel)
* NUTCH-1737 Upgrade to recent JUnit 4.x (lewismc)
* NUTCH-1733 parse-html to support HTML5 charset definitions (snagel)
* NUTCH-1671 indexchecker to add digest field (snagel, lufeng)
Nutch 1.8 - 11/03/2014 (dd/mm/yyyy)
Release Report - http://s.apache.org/oHY
* NUTCH-1706 IndexerMapReduce does not remove db_redir_temp (markus, snagel)
* NUTCH-1113 SegmentMerger can now be safely used to merge segments (Edward Drapkin, markus, snagel)
* NUTCH-1729 Upgrade to Tika 1.5 (jnioche)
* NUTCH-1707 DummyIndexingWriter (markus)
* NUTCH-1721 Upgrade to Crawler commons 0.3 (tejasp)
* NUTCH-1253 Incompatable neko and xerces versions (snagel, lewismc)
* NUTCH-1715 RobotRulesParser adds additional '*' to the robots name (tejasp)
* NUTCH-356 Plugin repository cache can lead to memory leak (Enrico Triolo, Doğacan Güney via markus)
* NUTCH-1413 Record response time (Yasin Kılınç, Talat Uyarer, snagel)
* NUTCH-1680 CrawlDbReader to dump minRetry value (markus)
* NUTCH-1699 Tika Parser - Image Parse Bug (Mehmet Zahid Yüzügüldü, snagel via lewismc)
* NUTCH-1695 Add NutchDocument.toString() to ease debugging (markus)
* NUTCH-1675 NutchField to support long (markus)
* NUTCH-1670 set same crawldb directory in mergedb parameter (lufeng via tejasp)
* NUTCH-1080 Type safe members, arguments for better readability (tejasp)
* NUTCH-1360 Suport the storing of IP address connected to when web crawling (lewismc, ferdy and Yasin Kılınç)
* NUTCH-1681 In URLUtil.java, toUNICODE method does not work correctly (İlhami KALKAN, snagel via markus)
* NUTCH-1668 Remove package org.apache.nutch.indexer.solr (jnioche)
* NUTCH-1621 Remove deprecated class o.a.n.crawl.Crawler (Rui Gao via jnioche)
* NUTCH-656 Generic Deduplicator (jnioche, snagel)
* NUTCH-1100 Avoid NPE in SOLRDedup (markus)
* NUTCH-1666 Optimisation for BasicURLNormalizer (jnioche)
* NUTCH-1656 ParseMeta not passed to CrawlDatum for not_modified (markus)
* NUTCH-1606 Check that Factory classes use the cache in a thread safe way (jnioche)
* NUTCH-1653 AbstractScoringFilter (jnioche)
* NUTCH-1562 Order of execution for scoring filters (jnioche, snagel)
* NUTCH-1640 Reuse ParseUtil instance in ParseSegment (Mitesh Singh Jat via jnioche)
* NUTCH-1639 bin/crawl fails on mac os (various contributors via snagel)
* NUTCH-1646 IndexerMapReduce to consider DB status (markus)
* NUTCH-1636 Indexer to normalize and filter repr URL (Iain Lopata via snagel)
* NUTCH-1637 URLUtil is missing getProtocol (markus)
* NUTCH-1622 Create Outlinks with metadata (jnioche)
* NUTCH-1629 Injector skips empty lines in seed files (kaveh minooie via jnioche)
* NUTCH-911 protocol-file to return proper protocol status (Peter Lundberg via snagel)
* NUTCH-806 Merge CrawlDBScanner with CrawlDBReader (jnioche)
* NUTCH-1587 misspelled property "threshold" in conf/log4j.properties (snagel)
* NUTCH-1604 ProtocolFactory not thread-safe (jnioche)
* NUTCH-1595 Upgrade to Tika 1.4 (jnioche, markus)
* NUTCH-1598 ElasticSearchIndexer to read ImmutableSettings from config (markus)
* NUTCH-1520 SegmentMerger looses records (markus)
* NUTCH-1602 improve the readability of metadata in readdb dump normal (lufeng)
* NUTCH-1596 HeadingsParseFilter not thread safe (snagel via markus)
* NUTCH-1597 HeadingsParseFilter to trim and remove exess whitespace (markus)
* NUTCH-1601 ElasticSearchIndexer fails to properly delete documents (markus)
* NUTCH-1600 Injector overwrite does not always work properly (markus)
* NUTCH-1581 CrawlDB csv output to include metadata (markus)
* NUTCH-1327 QueryStringNormalizer (markus)
* NUTCH-1593 Normalize option missing in SegmentMerger's usage (markus)
* NUTCH-1580 index-static returns object instead of value for index.static (Antoinette, lewismc, snagel)
* NUTCH-1126 JUnit test for urlfilter-prefix (Talat UYARER via markus)
Apache Nutch 1.7 Release - 06/20/2013 (mm/dd/yyyy)
Release report - http://s.apache.org/1zE
* NUTCH-1585 Ensure duplicate tags do not exist in microformat-reltag tag set. (lewismc)
* NUTCH-1583 Headings plugin to support multivalued headings (markus)
* NUTCH-1245 URL gone with 404 after db.fetch.interval.max stays db_unfetched in CrawlDb (snagel)
* NUTCH-1527 Elasticsearch indexer (lufeng + markus)
* NUTCH-1475 Index-More Plugin -- A better fall back value for date field (James Sullivan, snagel via lewismc)
* NUTCH-1560 index-metadata to add all values of multivalued metadata (snagel)
* NUTCH-1467 Not able to parse mutliValued metatags (kiran via snagel)
* NUTCH-1430 Freegenerator records overwrite CrawlDB records with AdaptiveFetchSchedule (markus)
* NUTCH-1522 Upgrade to Tika 1.3 (jnioche)
* NUTCH-1578 Upgrade to Hadoop 1.2.0 (markus)
* NUTCH-1577 Add target for creating eclipse project (tejasp)
* NUTCH-1513 Support Robots.txt for Ftp urls (tejasp)
* NUTCH-1249 and NUTCH-1275 : Resolve all issues flagged up by adding javac -Xlint argument (tejasp)
* NUTCH-1053 Parsing of RSS feeds fails (tejasp)
* NUTCH-956 solrindex issues: add field tld to Solr schema (Alexis via lewismc, snagel)
* NUTCH-1277 Fix [fallthrough] javac warnings (tejasp)
* NUTCH-1514 Phase out the deprecated configuration properties (if possible) (tejasp)
* NUTCH-1334 NPE in FetcherOutputFormat (jnioche via tejasp)
* NUTCH-1549 Fix deprecated use of Tika MimeType API in o.a.n.util.MimeUtil (tejasp)
* NUTCH-346 Improve readability of logs/hadoop.log (Renaud Richardet via tejasp)
* NUTCH-829 duplicate hadoop temp files (Mike Baranczak, lewismc, tejasp)
* NUTCH-1501 Harmonize behavior of parsechecker and indexchecker (snagel + lewismc)
* NUTCH-1031 Delegate parsing of robots.txt to crawler-commons (tejasp)
* NUTCH-1547 BasicIndexingFilter - Problem to index full title (Feng)
* NUTCH-1389 parsechecker and indexchecker to report truncated content (snagel)
* NUTCH-1419 parsechecker and indexchecker to report protocol status (snagel + lewismc)
* NUTCH-1047 Pluggable indexing backends (jnioche)
* NUTCH-1536 Ant build file has hardcoded conf dir location (zm via lewismc)
* NUTCH-1420 Get rid of the dreaded � (markus via lewismc)
* NUTCH-1521 CrawlDbFilter pass null url to urlNormalizers (Lufeng via lewismc)
* NUTCH-1284 Add site fetcher.max.crawl.delay as log output by default (tejasp)
* NUTCH-1453 Substantiate tests for IndexingFilters (lufeng via lewismc)
* NUTCH-840 Port tests from parse-html to parse-tika (lewismc, jnioche)
* NUTCH-1509 Implement read/write in NutchField (markus)
* NUTCH-1507 Remove FetcherOutput (markus)
* NUTCH-1506 Add UPDATE action to NutchIndexAction (markus)
* NUTCH-1500 bin/crawl fails on step solrindex with wrong path to segment (Tristan Buckner, snagel)
* NUTCH-1274 Fix [cast] javac warnings (tejasp via lewismc)
* NUTCH-1494 RSS feed plugin seems broken (Sourajit Basak, tejasp and lewismc)
* NUTCH-1127 JUnit test for urlfilter-validator (tejasp via lewismc)
* NUTCH-1119 JUnit test for index-static (tejasp via lewismc)
* NUTCH-1510 Upgrade to Hadoop 1.1.1 (markus)
* NUTCH-1118 JUnit test for index-basic (tejasp via lewismc)
* NUTCH-1331 limit crawler to defined depth (jnioche)
Release 1.6 - 23/11/2012
* NUTCH-1370 Expose exact number of urls injected @runtime (snagel via lewismc)
* NUTCH-1117 JUnit test for index-anchor (lewismc)
* NUTCH-1451 Upgrade automaton jar to 1.11-8 (lewismc)
* NUTCH-1488 bin/nutch to run junit from any directory (snagel via lewismc)
* NUTCH-1493 Error adding field 'contentLength'='' during solrindex using index-more (Nathan Gass via lewismc)
* NUTCH-1491 Strip UTF-8 non-character codepoints in title (Nathan Gass via markus)
* NUTCH-1421 RegexURLNormalizer to only skip rules with invalid patterns (snagel)
* NUTCH-1341 NotModified time set to now but page not modified (markus)
* NUTCH-1215 UpdateDB should not require segment as input (markus)
* NUTCH-1383 IndexingFiltersChecker to show error message instead of null pointer exception (snagel)
* NUTCH-1476 SegmentReader getStats should set parsed = -1 if no parsing took place (snagel)
* NUTCH-1252 SegmentReader -get shows wrong data (snagel)
* NUTCH-1344 BasicURLNormalizer to normalize https same as http (snagel)
* NUTCH-706 Url regex normalizer: pattern for session id removal not to match "newsId" (Meghna Kukreja via snagel)
* NUTCH-1415 release packages to contain top level folder apache-nutch-x.x (snagel)
* NUTCH-1441 AnchorIndexingFilter should use plain HashSet (ferdy via lewismc)
* NUTCH-1470 Ensure test files are included for runtime testing (lewismc)
* NUTCH-1434 Indexer to delete robots noindex (markus)
* NUTCH-1443 Solr schema version is invalid (markus)
* NUTCH-1417 Remove o.a.n.metadata.Office (lewismc)
* NUTCH-1376 Add description parameter to every ant task (lewismc)
* NUTCH-1440 reconfigure non-existent stopwords_en.txt in schema-solr4.xml (shekhar sharma via lewismc)
* NUTCH-1439 Define boost field as type float in schema-solr4.xml (shekhar sharma via lewismc)
* NUTCH-1433 Upgrade to Tika 1.2 (jnioche)
* NUTCH-1388 Optionally maintain custom fetch interval despite AdaptiveFetchSchedule (markus)
* NUTCH-1430 Freegenerator records overwrite CrawlDB records with AdaptiveFetchSchedule (markus)
* NUTCH-1087 Deprecate crawl command and replace with example script (jnioche)
* NUTCH-1306 Add option to not commit and clarify existing solr.commit.size (ferdy)
* NUTCH-1405 Allow to overwrite CrawlDatum's with injected entries (markus)
* NUTCH-1412 Upgrade commons lang (markus)
* NUTCH-1251 SolrDedup to use proper Lucene catch-all query (Arkadi Kosmynin via markus)
* NUTCH-1407 BasicIndexingFilter to optionally add domain field (markus)
* NUTCH-1408 RobotRulesParser main doesn't take URL's (markus)
* NUTCH-1300 Indexer to filter normalize URL's (markus)
* NUTCH-1330 WebGraph OutlinkDB to preserve back up (markus)
* NUTCH-1319 HostNormalizer plugin (markus)
* NUTCH-1386 Headings filter not to add empty values (markus)
* NUTCH-1356 ParseUtil use ExecutorService instead of manually thread handling (ferdy via markus)
* NUTCH-1352 Improve regex urlfilters/normalizers synchronization (ferdy via markus)
* NUTCH-1024 Dynamically set fetchInterval by MIME-type (markus)
* NUTCH-1364 Add a counter in Generator for malformed urls (lewismc)
* NUTCH-1262 Map `duplicating` content-types to a single type (markus)
* NUTCH-1385 More robust plug-in order properties in nutch-site.xml (Andy Xue via markus)
* NUTCH-1336 Optionally not index db_notmodified pages (markus)
* NUTCH-1346 Follow outlinks to ignore external (markus)
* NUTCH-1320 IndexChecker and ParseChecker choke on IDN's (markus)
* NUTCH-1351 DomainStatistics to aggregate by TLD (markus)
* NUTCH-1381 Allow to override default subcollection field name (markus)
* NUTCH-XX Commit to add configuration for separation of ant distribution targets (lewismc + jnioche)
Release 1.5.1 - 07/10/2012
* NUTCH-1404 Nutch script fails to find job file in deploy mode (sidabatra, jnioche)
* NUTCH-1415 release packages to contain top level folder apache-nutch-x.x (snagel via lewismc)
* NUTCH-1400 Remove developer -core option for bin/nutch (jnioche)
* NUTCH-1384 Typo in ParseSegment's run-method (Matthias Agethle via markus)
* NUTCH-1398 Upgrade to Hadoop 1.0.3 (jnioche)
Release 1.5 - 04/15/2012
* NUTCH-1208 Don't include KEYS file in bin distribution (jnioche)
* NUTCH-1234 Upgrade to Tika 1.1 (jnioche, markus)
* NUTCH-809 Parse-metatags plugin (jnioche)
* NUTCH-1310 Nutch to send HTTP-accept header (markus)
* NUTCH-1305 Domain(blacklist)URLFilter to trim entries (markus)
* NUTCH-1307 Improve formatting of ant targets for clearer project help (lewismc)
* NUTCH-1299 LinkRank inverter to ignore records without Node (markus)
* NUTCH-1258 MoreIndexingFilter should be able to read Content-Type from both parse metadata and content metadata (jnioche, markus)
* NUTCH-1293 IndexingFiltersChecker to store detected content type in crawldatum metadata (markus)
* NUTCH-1291 Fetcher to stringify exception on // unexpected exception (markus)
* NUTCH-965 Skip parsing for truncated documents (alexis, lewismc, ferdy)
* NUTCH-1210 DomainBlacklistFilter (markus)
* NUTCH-1193 Incorrect url transform to lowercase: parameter solr (Eduardo dos Santos Leggiero via lewismc)
* NUTCH-1272 Wrong property name for index-static in nutch-default.xml (Daniel Baur via jnioche)
* NUTCH-1259 Store detected content-type in crawldatum metadata (jnioche, markus)
* NUTCH-1266 Subcollection to optionally write to configured fields (markus)
* NUTCH-1005 Parse headings plugin (markus)
* NUTCH-1264 Configurable indexing plugin index-metadata (jnioche)
* NUTCH-1242 Allow disabling of URL Filters in ParseSegment (Edward Drapkin via markus)
* NUTCH-1256 WebGraph to dump host + score (markus)
* NUTCH-1260 Fetcher should log fetching of redirects (Sebastian Nagel via markus)
* NUTCH-1255 Change ivy.xml of all plugins to remove "nutch.root" property (ferdy)
* NUTCH-1248 Generator to select on status (markus)
* NUTCH-1177 Generator to select on retry interval (markus)
* NUTCH-1246 Upgrade to Hadoop 1.0.0 (jnioche)
* NUTCH-1139 Indexer to delete gone documents (markus)
* NUTCH-1244 CrawlDBDumper to filter by regex (markus)
* NUTCH-1237 Improve javac arguements for more verbose ouput (lewismc)
* NUTCH-1236 Add link to site documentation to download older versions of Nutch (lewismc)
* NUTCH-1146 Prevent generation of _SUCCESS files in output (jnioche)
* NUTCH-1232 Remove site field from index-basic (markus)