Synnefo

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<!-- 

     For more details about configurations options that may appear in this 

     file, see http://wiki.apache.org/solr/SolrConfigXml.

     Specifically, the Solr Config can support XInclude, which may make it easier to manage

     the configuration.  See https://issues.apache.org/jira/browse/SOLR-1167

-->

<config>

  <!-- Set this to 'false' if you want solr to continue working after it has 

       encountered an severe configuration error.  In a production environment, 

       you may want solr to keep working even if one handler is mis-configured.

       You may also set this to false using by setting the system property:

         -Dsolr.abortOnConfigurationError=false

     -->

  <abortOnConfigurationError>${solr.abortOnConfigurationError:true}</abortOnConfigurationError>

  <!-- lib directives can be used to instruct Solr to load an Jars identified

       and use them to resolve any "plugins" specified in your solrconfig.xml or

       schema.xml (ie: Analyzers, Request Handlers, etc...).

       All directories and paths are resolved relative the instanceDir.

       If a "./lib" directory exists in your instanceDir, all files found in it

       are included as if you had used the following syntax...

              <lib dir="./lib" />

    -->

  <!-- A dir option by itself adds any files found in the directory to the

       classpath, this is useful for including all jars in a directory.

    -->

  <lib dir="../../contrib/extraction/lib" />

  <!-- When a regex is specified in addition to a directory, only the files in that

       directory which completely match the regex (anchored on both ends)

       will be included.

    -->

  <lib dir="../../dist/" regex="apache-solr-cell-\d.*\.jar" />

  <lib dir="../../dist/" regex="apache-solr-clustering-\d.*\.jar" />

  <!-- If a dir option (with or without a regex) is used and nothing is found

       that matches, it will be ignored

    -->

  <lib dir="../../contrib/clustering/lib/downloads/" />

  <lib dir="../../contrib/clustering/lib/" />

  <lib dir="/total/crap/dir/ignored" /> 

  <!-- an exact path can be used to specify a specific file.  This will cause

       a serious error to be logged if it can't be loaded.

  -->

  <lib path="../../greektokenfilter.jar" /> 

  <!-- Used to specify an alternate directory to hold all index data

       other than the default ./data under the Solr home.

       If replication is in use, this should match the replication configuration. -->

  <dataDir>${solr.data.dir:./solr/data}</dataDir>

  <!-- WARNING: this <indexDefaults> section only provides defaults for index writers

       in general. See also the <mainIndex> section after that when changing parameters

       for Solr's main Lucene index. -->

  <indexDefaults>

   <!-- Values here affect all index writers and act as a default unless overridden. -->

    <useCompoundFile>false</useCompoundFile>

    <mergeFactor>10</mergeFactor>

    <!-- If both ramBufferSizeMB and maxBufferedDocs is set, then Lucene will flush

     based on whichever limit is hit first.  -->

    <!--<maxBufferedDocs>1000</maxBufferedDocs>-->

    <!-- Sets the amount of RAM that may be used by Lucene indexing

      for buffering added documents and deletions before they are

      flushed to the Directory.  -->

    <ramBufferSizeMB>32</ramBufferSizeMB>

    <!-- <maxMergeDocs>2147483647</maxMergeDocs> -->

    <maxFieldLength>10000</maxFieldLength>

    <writeLockTimeout>1000</writeLockTimeout>

    <commitLockTimeout>10000</commitLockTimeout>

    <!--

     Expert: Turn on Lucene's auto commit capability.  This causes intermediate

     segment flushes to write a new lucene index descriptor, enabling it to be

     opened by an external IndexReader.  This can greatly slow down indexing

     speed.  NOTE: Despite the name, this value does not have any relation to

     Solr's autoCommit functionality

     -->

    <!--<luceneAutoCommit>false</luceneAutoCommit>-->

    <!--

     Expert: The Merge Policy in Lucene controls how merging is handled by

     Lucene.  The default in 2.3 is the LogByteSizeMergePolicy, previous

     versions used LogDocMergePolicy.

     LogByteSizeMergePolicy chooses segments to merge based on their size.  The

     Lucene 2.2 default, LogDocMergePolicy chose when to merge based on number

     of documents

     Other implementations of MergePolicy must have a no-argument constructor

     -->

    <!--<mergePolicy class="org.apache.lucene.index.LogByteSizeMergePolicy"/>-->

    <!--

     Expert:

     The Merge Scheduler in Lucene controls how merges are performed.  The

     ConcurrentMergeScheduler (Lucene 2.3 default) can perform merges in the

     background using separate threads.  The SerialMergeScheduler (Lucene 2.2

     default) does not.

     -->

    <!--<mergeScheduler class="org.apache.lucene.index.ConcurrentMergeScheduler"/>-->

    <!--

      This option specifies which Lucene LockFactory implementation to use.

      single = SingleInstanceLockFactory - suggested for a read-only index

               or when there is no possibility of another process trying

               to modify the index.

      native = NativeFSLockFactory  - uses OS native file locking

      simple = SimpleFSLockFactory  - uses a plain file for locking

      (For backwards compatibility with Solr 1.2, 'simple' is the default

       if not specified.)

    -->

    <lockType>native</lockType>

    <!--

     Expert:

    Controls how often Lucene loads terms into memory -->

    <!--<termIndexInterval>256</termIndexInterval>-->

  </indexDefaults>

  <mainIndex>

    <!-- options specific to the main on-disk lucene index -->

    <useCompoundFile>false</useCompoundFile>

    <ramBufferSizeMB>32</ramBufferSizeMB>

    <mergeFactor>10</mergeFactor>

    <!-- Deprecated -->

    <!--<maxBufferedDocs>1000</maxBufferedDocs>-->

    <!--<maxMergeDocs>2147483647</maxMergeDocs>-->

    <!-- inherit from indexDefaults <maxFieldLength>10000</maxFieldLength> -->

    <!-- If true, unlock any held write or commit locks on startup. 

         This defeats the locking mechanism that allows multiple

         processes to safely access a lucene index, and should be

         used with care.

         This is not needed if lock type is 'none' or 'single'

     -->

    <unlockOnStartup>false</unlockOnStartup>

    <!-- If true, IndexReaders will be reopened (often more efficient) instead

         of closed and then opened.  -->

    <reopenReaders>true</reopenReaders>

    <!--

     Expert:

    Controls how often Lucene loads terms into memory.  Default is 128 and is likely good for most everyone. -->

    <!--<termIndexInterval>256</termIndexInterval>-->

    <!--

        Custom deletion policies can specified here. The class must

        implement org.apache.lucene.index.IndexDeletionPolicy.

        http://lucene.apache.org/java/2_3_2/api/org/apache/lucene/index/IndexDeletionPolicy.html

        The standard Solr IndexDeletionPolicy implementation supports deleting

        index commit points on number of commits, age of commit point and

        optimized status.

        The latest commit point should always be preserved regardless

        of the criteria.

    -->

    <deletionPolicy class="solr.SolrDeletionPolicy">

      <!-- The number of commit points to be kept -->

      <str name="maxCommitsToKeep">1</str>

      <!-- The number of optimized commit points to be kept -->

      <str name="maxOptimizedCommitsToKeep">0</str>

      <!--

          Delete all commit points once they have reached the given age.

          Supports DateMathParser syntax e.g.

          <str name="maxCommitAge">30MINUTES</str>

          <str name="maxCommitAge">1DAY</str>

      -->

    </deletionPolicy>

    <!--  To aid in advanced debugging, you may turn on IndexWriter debug logging.

      Setting to true will set the file that the underlying Lucene IndexWriter

      will write its debug infostream to.  -->

     <infoStream file="INFOSTREAM.txt">false</infoStream> 

  </mainIndex>

  <!--        Enables JMX if and only if an existing MBeanServer is found, use this

    if you want to configure JMX through JVM parameters. Remove this to disable

    exposing Solr configuration and statistics to JMX.

                If you want to connect to a particular server, specify the agentId

                e.g. <jmx agentId="myAgent" />

                If you want to start a new MBeanServer, specify the serviceUrl

                e.g <jmx serviceUrl="service:jmx:rmi:///jndi/rmi://localhost:9999/solr"/>

                For more details see http://wiki.apache.org/solr/SolrJmx

  -->

  <jmx />

  <!-- the default high-performance update handler -->

  <updateHandler class="solr.DirectUpdateHandler2">

    <!-- A prefix of "solr." for class names is an alias that

         causes solr to search appropriate packages, including

         org.apache.solr.(search|update|request|core|analysis)

     -->

    <!-- Perform a <commit/> automatically under certain conditions:

         maxDocs - number of updates since last commit is greater than this

         maxTime - oldest uncommited update (in ms) is this long ago

         Instead of enabling autoCommit, consider using "commitWithin"

         when adding documents. http://wiki.apache.org/solr/UpdateXmlMessages

    <autoCommit> 

      <maxDocs>10000</maxDocs>

      <maxTime>1000</maxTime> 

    </autoCommit>

    -->

    <!-- The RunExecutableListener executes an external command from a

      hook such as postCommit or postOptimize.

         exe - the name of the executable to run

         dir - dir to use as the current working directory. default="."

         wait - the calling thread waits until the executable returns. default="true"

         args - the arguments to pass to the program.  default=nothing

         env - environment variables to set.  default=nothing

      -->

    <!-- A postCommit event is fired after every commit or optimize command

    <listener event="postCommit" class="solr.RunExecutableListener">

      <str name="exe">solr/bin/snapshooter</str>

      <str name="dir">.</str>

      <bool name="wait">true</bool>

      <arr name="args"> <str>arg1</str> <str>arg2</str> </arr>

      <arr name="env"> <str>MYVAR=val1</str> </arr>

    </listener>

    -->

    <!-- A postOptimize event is fired only after every optimize command

    <listener event="postOptimize" class="solr.RunExecutableListener">

      <str name="exe">snapshooter</str>

      <str name="dir">solr/bin</str>

      <bool name="wait">true</bool>

    </listener>

    -->

  </updateHandler>

  <!-- Use the following format to specify a custom IndexReaderFactory - allows for alternate

       IndexReader implementations.

       ** Experimental Feature **

       Please note - Using a custom IndexReaderFactory may prevent certain other features

       from working. The API to IndexReaderFactory may change without warning or may even

       be removed from future releases if the problems cannot be resolved.

       ** Features that may not work with custom IndexReaderFactory **

       The ReplicationHandler assumes a disk-resident index. Using a custom

       IndexReader implementation may cause incompatibility with ReplicationHandler and

       may cause replication to not work correctly. See SOLR-1366 for details.

  <indexReaderFactory name="IndexReaderFactory" class="package.class">

    Parameters as required by the implementation

  </indexReaderFactory >

  -->

  <!-- To set the termInfosIndexDivisor, do this: -->

  <!--<indexReaderFactory name="IndexReaderFactory" class="org.apache.solr.core.StandardIndexReaderFactory">

    <int name="termInfosIndexDivisor">12</int>

  </indexReaderFactory >-->

  <query>

    <!-- Maximum number of clauses in a boolean query... in the past, this affected

        range or prefix queries that expanded to big boolean queries - built in Solr 

        query parsers no longer create queries with this limitation. 

        An exception is thrown if exceeded.  -->

    <maxBooleanClauses>1024</maxBooleanClauses>

    <!-- There are two implementations of cache available for Solr,

         LRUCache, based on a synchronized LinkedHashMap, and

         FastLRUCache, based on a ConcurrentHashMap.  FastLRUCache has faster gets

         and slower puts in single threaded operation and thus is generally faster

         than LRUCache when the hit ratio of the cache is high (> 75%), and may be

         faster under other scenarios on multi-cpu systems. -->

    <!-- Cache used by SolrIndexSearcher for filters (DocSets),

         unordered sets of *all* documents that match a query.

         When a new searcher is opened, its caches may be prepopulated

         or "autowarmed" using data from caches in the old searcher.

         autowarmCount is the number of items to prepopulate.  For LRUCache,

         the autowarmed items will be the most recently accessed items.

       Parameters:

         class - the SolrCache implementation LRUCache or FastLRUCache

         size - the maximum number of entries in the cache

         initialSize - the initial capacity (number of entries) of

           the cache.  (seel java.util.HashMap)

         autowarmCount - the number of entries to prepopulate from

           and old cache.

         -->

    <filterCache

      class="solr.FastLRUCache"

      size="512"

      initialSize="512"

      autowarmCount="0"/>

    <!-- Cache used to hold field values that are quickly accessible

         by document id.  The fieldValueCache is created by default

         even if not configured here.

      <fieldValueCache

        class="solr.FastLRUCache"

        size="512"

        autowarmCount="128"

        showItems="32"

      />

    -->

   <!-- queryResultCache caches results of searches - ordered lists of

         document ids (DocList) based on a query, a sort, and the range

         of documents requested.  -->

    <queryResultCache

      class="solr.LRUCache"

      size="512"

      initialSize="512"

      autowarmCount="0"/>

  <!-- documentCache caches Lucene Document objects (the stored fields for each document).

       Since Lucene internal document ids are transient, this cache will not be autowarmed.  -->

    <documentCache

      class="solr.LRUCache"

      size="512"

      initialSize="512"

      autowarmCount="0"/>

    <!-- If true, stored fields that are not requested will be loaded lazily.

      This can result in a significant speed improvement if the usual case is to

      not load all stored fields, especially if the skipped fields are large

      compressed text fields.

    -->

    <enableLazyFieldLoading>true</enableLazyFieldLoading>

    <!-- Example of a generic cache.  These caches may be accessed by name

         through SolrIndexSearcher.getCache(),cacheLookup(), and cacheInsert().

         The purpose is to enable easy caching of user/application level data.

         The regenerator argument should be specified as an implementation

         of solr.search.CacheRegenerator if autowarming is desired.  -->

    <!--

    <cache name="myUserCache"

      class="solr.LRUCache"

      size="4096"

      initialSize="1024"

      autowarmCount="1024"

      regenerator="org.mycompany.mypackage.MyRegenerator"

      />

    -->

   <!-- An optimization that attempts to use a filter to satisfy a search.

         If the requested sort does not include score, then the filterCache

         will be checked for a filter matching the query. If found, the filter

         will be used as the source of document ids, and then the sort will be

         applied to that.

    <useFilterForSortedQuery>true</useFilterForSortedQuery>

   -->

   <!-- An optimization for use with the queryResultCache.  When a search

         is requested, a superset of the requested number of document ids

         are collected.  For example, if a search for a particular query

         requests matching documents 10 through 19, and queryWindowSize is 50,

         then documents 0 through 49 will be collected and cached.  Any further

         requests in that range can be satisfied via the cache.  -->

    <queryResultWindowSize>20</queryResultWindowSize>

    <!-- Maximum number of documents to cache for any entry in the

         queryResultCache. -->

    <queryResultMaxDocsCached>200</queryResultMaxDocsCached>

    <!-- a newSearcher event is fired whenever a new searcher is being prepared

      and there is a current searcher handling requests (aka registered).

      It can be used to prime certain caches to prevent long request times for

      certain requests.

    -->

    <!-- QuerySenderListener takes an array of NamedList and executes a

         local query request for each NamedList in sequence. -->

    <listener event="newSearcher" class="solr.QuerySenderListener">

      <arr name="queries">

        <!--

        <lst> <str name="q">solr</str> <str name="start">0</str> <str name="rows">10</str> </lst>

        <lst> <str name="q">rocks</str> <str name="start">0</str> <str name="rows">10</str> </lst>

        <lst><str name="q">static newSearcher warming query from solrconfig.xml</str></lst>

        -->

      </arr>

    </listener>

    <!-- a firstSearcher event is fired whenever a new searcher is being

         prepared but there is no current registered searcher to handle

         requests or to gain autowarming data from. -->

    <listener event="firstSearcher" class="solr.QuerySenderListener">

      <arr name="queries">

        <lst> <str name="q">solr rocks</str><str name="start">0</str><str name="rows">10</str></lst>

        <lst><str name="q">static firstSearcher warming query from solrconfig.xml</str></lst>

      </arr>

    </listener>

    <!-- If a search request comes in and there is no current registered searcher,

         then immediately register the still warming searcher and use it.  If

         "false" then all requests will block until the first searcher is done

         warming. -->

    <useColdSearcher>false</useColdSearcher>

    <!-- Maximum number of searchers that may be warming in the background

      concurrently.  An error is returned if this limit is exceeded. Recommend

      1-2 for read-only slaves, higher for masters w/o cache warming. -->

    <maxWarmingSearchers>20</maxWarmingSearchers>

  </query>

  <!-- 

    Let the dispatch filter handler /select?qt=XXX

    handleSelect=true will use consistent error handling for /select and /update

    handleSelect=false will use solr1.1 style error formatting

    -->

  <requestDispatcher handleSelect="true" >

    <!--Make sure your system has some authentication before enabling remote streaming!  -->

    <requestParsers enableRemoteStreaming="false" multipartUploadLimitInKB="30720" />

    <!-- Set HTTP caching related parameters (for proxy caches and clients).

         To get the behaviour of Solr 1.2 (ie: no caching related headers)

         use the never304="true" option and do not specify a value for

         <cacheControl>

    -->

    <!-- <httpCaching never304="true"> -->

    <httpCaching lastModifiedFrom="openTime"

                 etagSeed="Solr">

       <!-- lastModFrom="openTime" is the default, the Last-Modified value

            (and validation against If-Modified-Since requests) will all be

            relative to when the current Searcher was opened.

            You can change it to lastModFrom="dirLastMod" if you want the

            value to exactly corrispond to when the physical index was last

            modified.

            etagSeed="..." is an option you can change to force the ETag

            header (and validation against If-None-Match requests) to be

            differnet even if the index has not changed (ie: when making

            significant changes to your config file)

            lastModifiedFrom and etagSeed are both ignored if you use the

            never304="true" option.

       -->

       <!-- If you include a <cacheControl> directive, it will be used to

            generate a Cache-Control header, as well as an Expires header

            if the value contains "max-age="

            By default, no Cache-Control header is generated.

            You can use the <cacheControl> option even if you have set

            never304="true"

       -->

       <!-- <cacheControl>max-age=30, public</cacheControl> -->

    </httpCaching>

  </requestDispatcher>

  <!-- requestHandler plugins... incoming queries will be dispatched to the

     correct handler based on the path or the qt (query type) param.

     Names starting with a '/' are accessed with the a path equal to the 

     registered name.  Names without a leading '/' are accessed with:

      http://host/app/select?qt=name

     If no qt is defined, the requestHandler that declares default="true"

     will be used.

  -->

  <requestHandler name="standard" class="solr.SearchHandler" default="true">

    <!-- default values for query parameters -->

     <lst name="defaults">

       <str name="echoParams">explicit</str>

       <!--

       <int name="rows">10</int>

       <str name="fl">*</str>

       <str name="version">2.1</str>

        -->

     </lst>

  </requestHandler>

<!-- Please refer to http://wiki.apache.org/solr/SolrReplication for details on configuring replication -->

<!-- remove the <lst name="master"> section if this is just a slave -->

<!-- remove  the <lst name="slave"> section if this is just a master -->

<!--

<requestHandler name="/replication" class="solr.ReplicationHandler" >

    <lst name="master">

      <str name="replicateAfter">commit</str>

      <str name="replicateAfter">startup</str>

      <str name="confFiles">schema.xml,stopwords.txt</str>

    </lst>

    <lst name="slave">

      <str name="masterUrl">http://localhost:8983/solr/replication</str>

      <str name="pollInterval">00:00:60</str>

    </lst>

</requestHandler>-->

  <!-- DisMaxRequestHandler allows easy searching across multiple fields

       for simple user-entered phrases.  It's implementation is now

       just the standard SearchHandler with a default query type

       of "dismax". 

       see http://wiki.apache.org/solr/DisMaxRequestHandler

   -->

  <requestHandler name="dismax" class="solr.SearchHandler" >

    <lst name="defaults">

     <str name="defType">dismax</str>

     <str name="echoParams">explicit</str>

     <float name="tie">0.01</float>

     <str name="qf">

        text^0.5 features^1.0 name^1.2 sku^1.5 id^10.0 manu^1.1 cat^1.4

     </str>

     <str name="pf">

        text^0.2 features^1.1 name^1.5 manu^1.4 manu_exact^1.9

     </str>

     <str name="bf">

        popularity^0.5 recip(price,1,1000,1000)^0.3

     </str>

     <str name="fl">

        id,name,price,score

     </str>

     <str name="mm">

        2<-1 5<-2 6<90%

     </str>

     <int name="ps">100</int>

     <str name="q.alt">*:*</str>

     <!-- example highlighter config, enable per-query with hl=true -->

     <str name="hl.fl">text features name</str>

     <!-- for this field, we want no fragmenting, just highlighting -->

     <str name="f.name.hl.fragsize">0</str>

     <!-- instructs Solr to return the field itself if no query terms are

          found -->

     <str name="f.name.hl.alternateField">name</str>

     <str name="f.text.hl.fragmenter">regex</str> <!-- defined below -->

    </lst>

  </requestHandler>

  <!-- Note how you can register the same handler multiple times with

       different names (and different init parameters)

    -->

  <requestHandler name="partitioned" class="solr.SearchHandler" >

    <lst name="defaults">

     <str name="defType">dismax</str>

     <str name="echoParams">explicit</str>

     <str name="qf">text^0.5 features^1.0 name^1.2 sku^1.5 id^10.0</str>

     <str name="mm">2&lt;-1 5&lt;-2 6&lt;90%</str>

     <!-- This is an example of using Date Math to specify a constantly

          moving date range in a config...

       -->

     <str name="bq">incubationdate_dt:[* TO NOW/DAY-1MONTH]^2.2</str>

    </lst>

    <!-- In addition to defaults, "appends" params can be specified

         to identify values which should be appended to the list of

         multi-val params from the query (or the existing "defaults").

         In this example, the param "fq=instock:true" will be appended to

         any query time fq params the user may specify, as a mechanism for

         partitioning the index, independent of any user selected filtering

         that may also be desired (perhaps as a result of faceted searching).

         NOTE: there is *absolutely* nothing a client can do to prevent these

         "appends" values from being used, so don't use this mechanism

         unless you are sure you always want it.

      -->

    <lst name="appends">

      <str name="fq">inStock:true</str>

    </lst>

    <!-- "invariants" are a way of letting the Solr maintainer lock down

         the options available to Solr clients.  Any params values

         specified here are used regardless of what values may be specified

         in either the query, the "defaults", or the "appends" params.

         In this example, the facet.field and facet.query params are fixed,

         limiting the facets clients can use.  Faceting is not turned on by

         default - but if the client does specify facet=true in the request,

         these are the only facets they will be able to see counts for;

         regardless of what other facet.field or facet.query params they

         may specify.

         NOTE: there is *absolutely* nothing a client can do to prevent these

         "invariants" values from being used, so don't use this mechanism

         unless you are sure you always want it.

      -->

    <lst name="invariants">

      <str name="facet.field">cat</str>

      <str name="facet.field">manu_exact</str>

      <str name="facet.query">price:[* TO 500]</str>

      <str name="facet.query">price:[500 TO *]</str>

    </lst>

  </requestHandler>

  <!--

   Search components are registered to SolrCore and used by Search Handlers

   By default, the following components are avaliable:

   <searchComponent name="query"     class="org.apache.solr.handler.component.QueryComponent" />

   <searchComponent name="facet"     class="org.apache.solr.handler.component.FacetComponent" />

   <searchComponent name="mlt"       class="org.apache.solr.handler.component.MoreLikeThisComponent" />

   <searchComponent name="highlight" class="org.apache.solr.handler.component.HighlightComponent" />

   <searchComponent name="stats"     class="org.apache.solr.handler.component.StatsComponent" />

   <searchComponent name="debug"     class="org.apache.solr.handler.component.DebugComponent" />

   Default configuration in a requestHandler would look like:

    <arr name="components">

      <str>query</str>

      <str>facet</str>

      <str>mlt</str>

      <str>highlight</str>

      <str>stats</str>

      <str>debug</str>

    </arr>

    If you register a searchComponent to one of the standard names, that will be used instead.

    To insert components before or after the 'standard' components, use:

    <arr name="first-components">

      <str>myFirstComponentName</str>

    </arr>

    <arr name="last-components">

      <str>myLastComponentName</str>

    </arr>

  -->

   <!-- The spell check component can return a list of alternative spelling

  suggestions.  -->

  <searchComponent name="spellcheck" class="solr.SpellCheckComponent">

    <str name="queryAnalyzerFieldType">textSpell</str>

    <lst name="spellchecker">

      <str name="name">default</str>

      <str name="field">name</str>

      <str name="spellcheckIndexDir">./spellchecker</str>

    </lst>

    <!-- a spellchecker that uses a different distance measure

    <lst name="spellchecker">

      <str name="name">jarowinkler</str>

      <str name="field">spell</str>

      <str name="distanceMeasure">org.apache.lucene.search.spell.JaroWinklerDistance</str>

      <str name="spellcheckIndexDir">./spellchecker2</str>

    </lst>

     -->

    <!-- a file based spell checker

    <lst name="spellchecker">

      <str name="classname">solr.FileBasedSpellChecker</str>

      <str name="name">file</str>

      <str name="sourceLocation">spellings.txt</str>

      <str name="characterEncoding">UTF-8</str>

      <str name="spellcheckIndexDir">./spellcheckerFile</str>

    </lst>

    -->

  </searchComponent>

  <!-- A request handler utilizing the spellcheck component.  

  #############################################################################

  NOTE: This is purely as an example.  The whole purpose of the

  SpellCheckComponent is to hook it into the request handler that handles (i.e.

  the standard or dismax SearchHandler) queries such that a separate request is

  not needed to get suggestions.

  IN OTHER WORDS, THERE IS REALLY GOOD CHANCE THE SETUP BELOW IS NOT WHAT YOU

  WANT FOR YOUR PRODUCTION SYSTEM!

  #############################################################################

  -->

  <requestHandler name="/spell" class="solr.SearchHandler" lazy="true">

    <lst name="defaults">

      <!-- omp = Only More Popular -->

      <str name="spellcheck.onlyMorePopular">false</str>

      <!-- exr = Extended Results -->

      <str name="spellcheck.extendedResults">false</str>

      <!--  The number of suggestions to return -->

      <str name="spellcheck.count">1</str>

    </lst>

    <arr name="last-components">

      <str>spellcheck</str>

    </arr>

  </requestHandler>

  <searchComponent name="tvComponent" class="org.apache.solr.handler.component.TermVectorComponent"/>

  <!-- A Req Handler for working with the tvComponent.  This is purely as an example.

  You will likely want to add the component to your already specified request handlers. -->

  <requestHandler name="tvrh" class="org.apache.solr.handler.component.SearchHandler">

    <lst name="defaults">

      <bool name="tv">true</bool>

    </lst>

    <arr name="last-components">

      <str>tvComponent</str>

    </arr>

  </requestHandler>

  <!-- Clustering Component

       http://wiki.apache.org/solr/ClusteringComponent

       This relies on third party jars which are not included in the release.

       To use this component (and the "/clustering" handler)

       Those jars will need to be downloaded, and you'll need to set the

       solr.cluster.enabled system property when running solr...

          java -Dsolr.clustering.enabled=true -jar start.jar

    -->

  <searchComponent

    name="clusteringComponent"

    enable="${solr.clustering.enabled:false}"

    class="org.apache.solr.handler.clustering.ClusteringComponent" >

    <!-- Declare an engine -->

    <lst name="engine">

      <!-- The name, only one can be named "default" -->

      <str name="name">default</str>

      <!-- 

           Class name of Carrot2 clustering algorithm. Currently available algorithms are:

           * org.carrot2.clustering.lingo.LingoClusteringAlgorithm

           * org.carrot2.clustering.stc.STCClusteringAlgorithm

           See http://project.carrot2.org/algorithms.html for the algorithm's characteristics.

        -->

      <str name="carrot.algorithm">org.carrot2.clustering.lingo.LingoClusteringAlgorithm</str>

      <!-- 

           Overriding values for Carrot2 default algorithm attributes. For a description

           of all available attributes, see: http://download.carrot2.org/stable/manual/#chapter.components.

           Use attribute key as name attribute of str elements below. These can be further

           overridden for individual requests by specifying attribute key as request

           parameter name and attribute value as parameter value.

        -->

      <str name="LingoClusteringAlgorithm.desiredClusterCountBase">20</str>

    </lst>

    <lst name="engine">

      <str name="name">stc</str>

      <str name="carrot.algorithm">org.carrot2.clustering.stc.STCClusteringAlgorithm</str>

    </lst>

  </searchComponent>

  <requestHandler name="/clustering"

                  enable="${solr.clustering.enabled:false}"

                  class="solr.SearchHandler">

     <lst name="defaults">

       <bool name="clustering">true</bool>

       <str name="clustering.engine">default</str>

       <bool name="clustering.results">true</bool>

       <!-- The title field -->

       <str name="carrot.title">name</str>

       <str name="carrot.url">id</str>

       <!-- The field to cluster on -->

       <str name="carrot.snippet">features</str>

       <!-- produce summaries -->

       <bool name="carrot.produceSummary">true</bool>

       <!-- the maximum number of labels per cluster -->

       <!--<int name="carrot.numDescriptions">5</int>-->

       <!-- produce sub clusters -->

       <bool name="carrot.outputSubClusters">false</bool>

    </lst>     

    <arr name="last-components">

      <str>clusteringComponent</str>

    </arr>

  </requestHandler>

  <!-- Solr Cell: http://wiki.apache.org/solr/ExtractingRequestHandler -->

  <requestHandler name="/update/extract" class="org.apache.solr.handler.extraction.ExtractingRequestHandler" startup="lazy">

    <lst name="defaults">

      <!-- All the main content goes into "text"... if you need to return

           the extracted text or do highlighting, use a stored field. -->

      <str name="fmap.content">text</str>

      <str name="lowernames">true</str>

      <str name="uprefix">ignored_</str>

      <!-- capture link hrefs but ignore div attributes -->

      <str name="captureAttr">true</str>

      <str name="fmap.a">links</str>

      <str name="fmap.div">ignored_</str>

    </lst>

  </requestHandler>

  <!-- A component to return terms and document frequency of those terms.

       This component does not yet support distributed search. -->

  <searchComponent name="termsComponent" class="org.apache.solr.handler.component.TermsComponent"/>

  <requestHandler name="/terms" class="org.apache.solr.handler.component.SearchHandler">

     <lst name="defaults">

      <bool name="terms">true</bool>

    </lst>     

    <arr name="components">

      <str>termsComponent</str>

    </arr>

  </requestHandler>

  <!-- a search component that enables you to configure the top results for

       a given query regardless of the normal lucene scoring.-->

  <searchComponent name="elevator" class="solr.QueryElevationComponent" >

    <!-- pick a fieldType to analyze queries -->

    <str name="queryFieldType">string</str>

    <str name="config-file">elevate.xml</str>

  </searchComponent>

  <!-- a request handler utilizing the elevator component -->

  <requestHandler name="/elevate" class="solr.SearchHandler" startup="lazy">

    <lst name="defaults">

      <str name="echoParams">explicit</str>

    </lst>

    <arr name="last-components">

      <str>elevator</str>

    </arr>

  </requestHandler>

  <!-- Update request handler.  

       Note: Since solr1.1 requestHandlers requires a valid content type header if posted in

       the body. For example, curl now requires: -H 'Content-type:text/xml; charset=utf-8'

       The response format differs from solr1.1 formatting and returns a standard error code.

       To enable solr1.1 behavior, remove the /update handler or change its path

    -->

  <requestHandler name="/update" class="solr.XmlUpdateRequestHandler" />

  <requestHandler name="/update/javabin" class="solr.BinaryUpdateRequestHandler" />

  <!--

   Analysis request handler.  Since Solr 1.3.  Use to return how a document is analyzed.  Useful

   for debugging and as a token server for other types of applications.

   This is deprecated in favor of the improved DocumentAnalysisRequestHandler and FieldAnalysisRequestHandler

   <requestHandler name="/analysis" class="solr.AnalysisRequestHandler" />

   -->

  <!--

    An analysis handler that provides a breakdown of the analysis process of provided docuemnts. This handler expects a

    (single) content stream with the following format:

    <docs>

      <doc>

        <field name="id">1</field>

        <field name="name">The Name</field>

        <field name="text">The Text Value</field>

      <doc>

      <doc>...</doc>

      <doc>...</doc>

      ...

    </docs>

    Note: Each document must contain a field which serves as the unique key. This key is used in the returned

    response to assoicate an analysis breakdown to the analyzed document.

    Like the FieldAnalysisRequestHandler, this handler also supports query analysis by

    sending either an "analysis.query" or "q" request paraemter that holds the query text to be analyized. It also

    supports the "analysis.showmatch" parameter which when set to true, all field tokens that match the query

    tokens will be marked as a "match".

  -->

  <requestHandler name="/analysis/document" class="solr.DocumentAnalysisRequestHandler" />

  <!--

    RequestHandler that provides much the same functionality as analysis.jsp. Provides the ability

    to specify multiple field types and field names in the same request and outputs index-time and

    query-time analysis for each of them.

    Request parameters are:

    analysis.fieldname - The field name whose analyzers are to be used

    analysis.fieldtype - The field type whose analyzers are to be used

    analysis.fieldvalue - The text for index-time analysis

    q (or analysis.q) - The text for query time analysis

    analysis.showmatch (true|false) - When set to true and when query analysis is performed, the produced

                                      tokens of the field value analysis will be marked as "matched" for every

                                      token that is produces by the query analysis

   -->

  <requestHandler name="/analysis/field" class="solr.FieldAnalysisRequestHandler" />

  <!-- CSV update handler, loaded on demand -->

  <requestHandler name="/update/csv" class="solr.CSVRequestHandler" startup="lazy" />

  <!-- 

   Admin Handlers - This will register all the standard admin RequestHandlers.  Adding 

   this single handler is equivalent to registering:

  <requestHandler name="/admin/luke"       class="org.apache.solr.handler.admin.LukeRequestHandler" />

  <requestHandler name="/admin/system"     class="org.apache.solr.handler.admin.SystemInfoHandler" />

  <requestHandler name="/admin/plugins"    class="org.apache.solr.handler.admin.PluginInfoHandler" />

  <requestHandler name="/admin/threads"    class="org.apache.solr.handler.admin.ThreadDumpHandler" />

  <requestHandler name="/admin/properties" class="org.apache.solr.handler.admin.PropertiesRequestHandler" />

  <requestHandler name="/admin/file"       class="org.apache.solr.handler.admin.ShowFileRequestHandler" >

  If you wish to hide files under ${solr.home}/conf, explicitly register the ShowFileRequestHandler using:

  <requestHandler name="/admin/file" class="org.apache.solr.handler.admin.ShowFileRequestHandler" >

    <lst name="invariants">

     <str name="hidden">synonyms.txt</str> 

     <str name="hidden">anotherfile.txt</str> 

    </lst>

  </requestHandler>

  -->

  <requestHandler name="/admin/" class="org.apache.solr.handler.admin.AdminHandlers" />

  <!-- ping/healthcheck -->

  <requestHandler name="/admin/ping" class="PingRequestHandler">

    <lst name="defaults">

      <str name="qt">standard</str>

      <str name="q">solrpingquery</str>

      <str name="echoParams">all</str>

    </lst>

  </requestHandler>

  <!-- Echo the request contents back to the client -->

  <requestHandler name="/debug/dump" class="solr.DumpRequestHandler" >

    <lst name="defaults">

     <str name="echoParams">explicit</str> <!-- for all params (including the default etc) use: 'all' -->

     <str name="echoHandler">true</str>

    </lst>

  </requestHandler>

  <highlighting>

   <!-- Configure the standard fragmenter -->

   <!-- This could most likely be commented out in the "default" case -->

   <fragmenter name="gap" class="org.apache.solr.highlight.GapFragmenter" default="true">

    <lst name="defaults">

     <int name="hl.fragsize">100</int>

    </lst>

   </fragmenter>

   <!-- A regular-expression-based fragmenter (f.i., for sentence extraction) -->

   <fragmenter name="regex" class="org.apache.solr.highlight.RegexFragmenter">

    <lst name="defaults">

      <!-- slightly smaller fragsizes work better because of slop -->

      <int name="hl.fragsize">70</int>

      <!-- allow 50% slop on fragment sizes -->

      <float name="hl.regex.slop">0.5</float>

      <!-- a basic sentence pattern -->

      <str name="hl.regex.pattern">[-\w ,/\n\"']{20,200}</str>

    </lst>

   </fragmenter>

   <!-- Configure the standard formatter -->

   <formatter name="html" class="org.apache.solr.highlight.HtmlFormatter" default="true">

    <lst name="defaults">

     <str name="hl.simple.pre"><![CDATA[<em>]]></str>

     <str name="hl.simple.post"><![CDATA[</em>]]></str>

    </lst>

   </formatter>

  </highlighting>

  <!-- An example dedup update processor that creates the "id" field on the fly

       based on the hash code of some other fields.  This example has overwriteDupes

       set to false since we are using the id field as the signatureField and Solr

       will maintain uniqueness based on that anyway. 

       You have to link the chain to an update handler above to use it ie:

         <requestHandler name="/update "class="solr.XmlUpdateRequestHandler">

           <lst name="defaults">

             <str name="update.processor">dedupe</str>

           </lst>

         </requestHandler>  

  -->

  <!--

  <updateRequestProcessorChain name="dedupe">

    <processor class="org.apache.solr.update.processor.SignatureUpdateProcessorFactory">

      <bool name="enabled">true</bool>

      <str name="signatureField">id</str>

      <bool name="overwriteDupes">false</bool>

      <str name="fields">name,features,cat</str>

      <str name="signatureClass">org.apache.solr.update.processor.Lookup3Signature</str>

    </processor>

    <processor class="solr.LogUpdateProcessorFactory" />

    <processor class="solr.RunUpdateProcessorFactory" />

  </updateRequestProcessorChain>

  -->

  <!-- queryResponseWriter plugins... query responses will be written using the

    writer specified by the 'wt' request parameter matching the name of a registered

    writer.

    The "default" writer is the default and will be used if 'wt' is not specified 

    in the request. XMLResponseWriter will be used if nothing is specified here.

    The json, python, and ruby writers are also available by default.

    <queryResponseWriter name="xml" class="org.apache.solr.request.XMLResponseWriter" default="true"/>

    <queryResponseWriter name="json" class="org.apache.solr.request.JSONResponseWriter"/>

    <queryResponseWriter name="python" class="org.apache.solr.request.PythonResponseWriter"/>

    <queryResponseWriter name="ruby" class="org.apache.solr.request.RubyResponseWriter"/>

    <queryResponseWriter name="php" class="org.apache.solr.request.PHPResponseWriter"/>

    <queryResponseWriter name="phps" class="org.apache.solr.request.PHPSerializedResponseWriter"/>

    <queryResponseWriter name="custom" class="com.example.MyResponseWriter"/>

  -->

  <!-- XSLT response writer transforms the XML output by any xslt file found

       in Solr's conf/xslt directory.  Changes to xslt files are checked for

       every xsltCacheLifetimeSeconds.  

   -->

  <queryResponseWriter name="xslt" class="org.apache.solr.request.XSLTResponseWriter">

    <int name="xsltCacheLifetimeSeconds">5</int>

  </queryResponseWriter>

  <!-- example of registering a query parser

  <queryParser name="lucene" class="org.apache.solr.search.LuceneQParserPlugin"/>

  -->

  <!-- example of registering a custom function parser 

  <valueSourceParser name="myfunc" class="com.mycompany.MyValueSourceParser" />

  -->

  <!-- config for the admin interface -->

  <admin>

    <defaultQuery>solr</defaultQuery>

    <!-- configure a healthcheck file for servers behind a loadbalancer

    <healthcheck type="file">server-enabled</healthcheck>

    -->

  </admin>

</config>