@ -34,9 +34,9 @@ import java.util.HashMap;
import java.util.Iterator ;
import java.util.List ;
import java.util.Map ;
import java.util.TreeSet ;
import java.util.concurrent.BlockingQueue ;
import java.util.concurrent.atomic.AtomicInteger ;
import java.util.regex.Pattern ;
import net.yacy.cora.date.GenericFormatter ;
import net.yacy.cora.date.ISO8601Formatter ;
@ -49,8 +49,8 @@ import net.yacy.cora.federate.solr.connector.MirrorSolrConnector;
import net.yacy.cora.federate.solr.connector.SolrConnector ;
import net.yacy.cora.order.CloneableIterator ;
import net.yacy.cora.sorting.ConcurrentScoreMap ;
import net.yacy.cora.sorting.ReversibleScoreMap ;
import net.yacy.cora.sorting.ScoreMap ;
import net.yacy.cora.storage.HandleSet ;
import net.yacy.cora.storage.ZIPReader ;
import net.yacy.cora.storage.ZIPWriter ;
import net.yacy.document.parser.html.CharacterCoding ;
@ -64,15 +64,15 @@ import net.yacy.kelondro.index.Row;
import net.yacy.kelondro.logging.Log ;
import net.yacy.kelondro.table.SplitTable ;
import net.yacy.kelondro.util.MemoryControl ;
import net.yacy.kelondro.util.MergeIterator ;
import net.yacy.search.Switchboard ;
import org.apache.commons.httpclient.util.DateUtil ;
import org.apache.lucene.util.Version ;
import org.apache.solr.common.SolrDocument ;
import org.apache.solr.common.SolrException ;
import org.apache.solr.common.SolrInputDocument ;
public final class Fulltext implements Iterable < byte [ ] > {
public final class Fulltext {
private static final String SOLR_PATH = "solr_40" ; // the number should be identical to the number in the property luceneMatchVersion in solrconfig.xml
private static final String SOLR_OLD_PATH [ ] = new String [ ] { "solr_36" } ;
@ -359,7 +359,7 @@ public final class Fulltext implements Iterable<byte[]> {
* @return number of deleted domains
* @throws IOException
* /
public int deleteDomain ( final String hosthash , Date freshdate , boolean concurrent ) {
public int deleteDomain Hashpart ( final String hosthash , Date freshdate , boolean concurrent ) {
// first collect all url hashes that belong to the domain
assert hosthash . length ( ) = = 6 ;
final String q = YaCySchema . host_id_s . getSolrFieldName ( ) + ":\"" + hosthash + "\"" +
@ -412,6 +412,38 @@ public final class Fulltext implements Iterable<byte[]> {
return count . get ( ) ;
}
public int deleteDomainHostname ( final String hostname , Date freshdate , boolean concurrent ) {
// first collect all url hashes that belong to the domain
final String q = YaCySchema . host_s . getSolrFieldName ( ) + ":\"" + hostname + "\"" +
( ( freshdate ! = null & & freshdate . before ( new Date ( ) ) ) ? ( " AND " + YaCySchema . load_date_dt . getSolrFieldName ( ) + ":[* TO " + ISO8601Formatter . FORMATTER . format ( freshdate ) + "]" ) : "" ) ;
final AtomicInteger count = new AtomicInteger ( 0 ) ;
Thread t = new Thread ( ) {
public void run ( ) {
// delete in solr
synchronized ( Fulltext . this . solr ) {
try {
count . addAndGet ( Fulltext . this . solr . deleteByQuery ( q ) ) ;
if ( count . get ( ) > 0 ) Fulltext . this . solr . commit ( true ) ;
} catch ( IOException e ) { }
}
// finally remove the line with statistics
if ( Fulltext . this . statsDump ! = null ) {
final Iterator < HostStat > hsi = Fulltext . this . statsDump . iterator ( ) ;
HostStat hs ;
while ( hsi . hasNext ( ) ) {
hs = hsi . next ( ) ;
if ( hs . hostname . equals ( hostname ) ) {
hsi . remove ( ) ;
break ;
}
}
}
}
} ;
if ( concurrent ) t . start ( ) ; else t . run ( ) ;
return count . get ( ) ;
}
/ * *
* remove a full subpath from the index
* @param subpath the left path of the url ; at least until the end of the host
@ -511,96 +543,6 @@ public final class Fulltext implements Iterable<byte[]> {
return reason = = null ? null : reason . length ( ) = = 0 ? null : reason ;
}
@Override
public Iterator < byte [ ] > iterator ( ) {
CloneableIterator < byte [ ] > a = null ;
if ( this . urlIndexFile ! = null ) try { a = this . urlIndexFile . keys ( true , null ) ; } catch ( IOException e ) { }
final Iterator < String > idi = this . solr . iterator ( ) ;
CloneableIterator < byte [ ] > b = new CloneableIterator < byte [ ] > ( ) {
@Override
public boolean hasNext ( ) {
return idi . hasNext ( ) ;
}
@Override
public byte [ ] next ( ) {
String s = idi . next ( ) ;
return s = = null ? null : ASCII . getBytes ( s ) ;
}
@Override
public void remove ( ) {
throw new UnsupportedOperationException ( ) ;
}
@Override
public CloneableIterator < byte [ ] > clone ( Object modifier ) {
return this ;
}
@Override
public void close ( ) {
}
} ;
if ( a = = null ) return b ;
return new MergeIterator < byte [ ] > ( a , b ,
URIMetadataRow . rowdef . objectOrder ,
MergeIterator . simpleMerge ,
true ) ;
}
public CloneableIterator < DigestURI > urls ( ) {
// enumerates entry elements
final Iterator < byte [ ] > ids = iterator ( ) ;
return new CloneableIterator < DigestURI > ( ) {
@Override
public CloneableIterator < DigestURI > clone ( final Object secondHash ) {
return this ;
}
@Override
public final boolean hasNext ( ) {
return ids . hasNext ( ) ;
}
@Override
public final DigestURI next ( ) {
byte [ ] id = ids . next ( ) ;
if ( id = = null ) return null ;
return getURL ( id ) ;
}
@Override
public final void remove ( ) {
ids . remove ( ) ;
}
@Override
public void close ( ) {
}
} ;
}
public CloneableIterator < URIMetadataNode > entries ( ) {
// enumerates entry elements
final Iterator < byte [ ] > ids = iterator ( ) ;
return new CloneableIterator < URIMetadataNode > ( ) {
@Override
public CloneableIterator < URIMetadataNode > clone ( final Object secondHash ) {
return this ;
}
@Override
public final boolean hasNext ( ) {
return ids . hasNext ( ) ;
}
@Override
public final URIMetadataNode next ( ) {
byte [ ] id = ids . next ( ) ;
if ( id = = null ) return null ;
return getMetadata ( id ) ;
}
@Override
public final void remove ( ) {
ids . remove ( ) ;
}
@Override
public void close ( ) {
}
} ;
}
public List < File > dumpFiles ( ) {
EmbeddedSolrConnector esc = ( EmbeddedSolrConnector ) this . solr . getSolr0 ( ) ;
ArrayList < File > zips = new ArrayList < File > ( ) ;
@ -675,12 +617,12 @@ public final class Fulltext implements Iterable<byte[]> {
}
// export methods
public Export export ( final File f , final String filter , final HandleSet set , final int format , final boolean dom ) {
public Export export ( final File f , final String filter , final int format , final boolean dom ) {
if ( ( this . exportthread ! = null ) & & ( this . exportthread . isAlive ( ) ) ) {
Log . logWarning ( "LURL-EXPORT" , "cannot start another export thread, already one running" ) ;
return this . exportthread ;
}
this . exportthread = new Export ( f , filter , set, format, dom ) ;
this . exportthread = new Export ( f , filter , , dom ) ;
this . exportthread . start ( ) ;
return this . exportthread ;
}
@ -691,22 +633,20 @@ public final class Fulltext implements Iterable<byte[]> {
public class Export extends Thread {
private final File f ;
private final String filter ;
private final Pattern pattern ;
private int count ;
private String failure ;
private final int format ;
private final boolean dom ;
private final HandleSet set ;
private Export ( final File f , final String filter , final HandleSet set , final int format , boolean dom ) {
private Export ( final File f , final String filter , final int format , boolean dom ) {
// format: 0=text, 1=html, 2=rss/xml
this . f = f ;
this . = filter ;
this . pattern = filter = = null ? null : Pattern . compile ( filter ) ;
this . count = 0 ;
this . failure = null ;
this . format = format ;
this . dom = dom ;
this . set = set ;
if ( ( dom ) & & ( format = = 2 ) ) dom = false ;
}
@ -724,43 +664,54 @@ public final class Fulltext implements Iterable<byte[]> {
pw . println ( "<?xml-stylesheet type='text/xsl' href='/yacysearch.xsl' version='1.0'?>" ) ;
pw . println ( "<rss version=\"2.0\" xmlns:yacy=\"http://www.yacy.net/\" xmlns:opensearch=\"http://a9.com/-/spec/opensearch/1.1/\" xmlns:atom=\"http://www.w3.org/2005/Atom\">" ) ;
pw . println ( "<channel>" ) ;
pw . println ( "<title>YaCy Peer-to-Peer - Web-Search L URL Export</title>") ;
pw . println ( "<title>YaCy Peer-to-Peer - Web-Search URL Export</title>") ;
pw . println ( "<description></description>" ) ;
pw . println ( "<link>http://yacy.net</link>" ) ;
}
if ( this . dom ) {
final TreeSet < String > set = domainNameCollector ( - 1 , domainSampleCollector ( ) ) ;
for ( final String host : set ) {
if ( ! host . matches ( this . filter ) ) continue ;
Map < String , ReversibleScoreMap < String > > scores = Fulltext . this . getSolr ( ) . getFacets ( YaCySchema . httpstatus_i . getSolrFieldName ( ) + ":200" , 100000 , YaCySchema . host_s . getSolrFieldName ( ) ) ;
ReversibleScoreMap < String > stats = scores . get ( YaCySchema . host_s . getSolrFieldName ( ) ) ;
for ( final String host : stats ) {
if ( this . pattern ! = null & & ! this . pattern . matcher ( host ) . matches ( ) ) continue ;
if ( this . format = = 0 ) pw . println ( host ) ;
if ( this . format = = 1 ) pw . println ( "<a href=\"http://" + host + "\">" + host + "</a><br>" ) ;
this . count + + ;
}
} else {
final Iterator < URIMetadataNode > i = entries ( ) ; // iterates indexURLEntry objects
URIMetadataNode entry ;
String url ;
while ( i . hasNext ( ) ) {
entry = i . next ( ) ;
if ( this . set ! = null & & ! this . set . has ( entry . hash ( ) ) ) continue ;
url = entry . url ( ) . toNormalform ( true ) ;
if ( ! url . matches ( this . filter ) ) continue ;
BlockingQueue < SolrDocument > docs = Fulltext . this . getSolr ( ) . concurrentQuery ( YaCySchema . httpstatus_i . getSolrFieldName ( ) + ":200" , 0 , 100000000 , 10 * 60 * 60 * 1000 , 100 ,
YaCySchema . id . getSolrFieldName ( ) , YaCySchema . sku . getSolrFieldName ( ) , YaCySchema . title . getSolrFieldName ( ) ,
YaCySchema . author . getSolrFieldName ( ) , YaCySchema . description . getSolrFieldName ( ) , YaCySchema . size_i . getSolrFieldName ( ) , YaCySchema . last_modified . getSolrFieldName ( ) ) ;
SolrDocument doc ;
ArrayList < ? > title ;
String url , author , description , hash ;
Integer size ;
Date date ;
while ( ( doc = docs . take ( ) ) ! = AbstractSolrConnector . POISON_DOCUMENT ) {
hash = ( String ) doc . getFieldValue ( YaCySchema . id . getSolrFieldName ( ) ) ;
url = ( String ) doc . getFieldValue ( YaCySchema . sku . getSolrFieldName ( ) ) ;
title = ( ArrayList < ? > ) doc . getFieldValue ( YaCySchema . title . getSolrFieldName ( ) ) ;
author = ( String ) doc . getFieldValue ( YaCySchema . author . getSolrFieldName ( ) ) ;
description = ( String ) doc . getFieldValue ( YaCySchema . description . getSolrFieldName ( ) ) ;
size = ( Integer ) doc . getFieldValue ( YaCySchema . size_i . getSolrFieldName ( ) ) ;
date = ( Date ) doc . getFieldValue ( YaCySchema . last_modified . getSolrFieldName ( ) ) ;
if ( this . pattern ! = null & & ! this . pattern . matcher ( url ) . matches ( ) ) continue ;
if ( this . format = = 0 ) {
pw . println ( url ) ;
}
if ( this . format = = 1 ) {
pw . println ( "<a href=\"" + url + "\">" + CharacterCoding . unicode2xml ( entry . dc_title ( ) , true ) + "</a><br>" ) ;
if ( title ! = null ) pw . println ( "<a href=\"" + M ultiP rotoco lURI. escape ( url ) + "\">" + CharacterCoding . unicode2xml ( ( String ) title . iterator ( ) . next ( ) , true ) + "</a >") ;
}
if ( this . format = = 2 ) {
pw . println ( "<item>" ) ;
pw . println ( "<title>" + CharacterCoding . unicode2xml ( entry . dc_title ( ) , true ) + "</title>" ) ;
if ( title ! = null ) pw . println ( "<title>" + CharacterCoding . unicode2xml ( ( String ) title . iterator ( ) . next ( ) , true ) + "</title>" ) ;
pw . println ( "<link>" + MultiProtocolURI . escape ( url ) + "</link>" ) ;
if ( ! entry . dc_creator ( ) . isEmpty ( ) ) pw . println ( "<author>" + CharacterCoding . unicode2xml ( entry. dc_cre ator( ) , true ) + "</author>" ) ;
if ( ! entry . dc_subject ( ) . isEmpty ( ) ) pw . println ( "<description>" + CharacterCoding . unicode2xml ( entry. dc_subject ( ) , true ) + "</description>" ) ;
pw . println ( "<pubDate>" + entry. moddate ( ) . toString ( ) + "</pubDate>" ) ;
pw . println ( "<yacy:size>" + entry. siz e( ) + "</yacy:size>" ) ;
pw . println ( "<guid isPermaLink=\"false\">" + ASCII. String ( entry . hash( ) ) + "</guid>" ) ;
if ( author ! = null & & ! author . isEmpty ( ) ) pw . println ( "<author>" + CharacterCoding . unicode2xml ( u th or, true ) + "</author>" ) ;
if ( description ! = null & & ! description . isEmpty ( ) ) pw . println ( "<description>" + CharacterCoding . unicode2xml ( description , true ) + "</description>" ) ;
if ( date ! = null ) pw . println ( "<pubDate>" + DateUtil. formatDate ( date ) + "</pubDate>" ) ;
if ( size ! = null ) pw . println ( "<yacy:size>" + size. intValu e( ) + "</yacy:size>" ) ;
pw . println ( "<guid isPermaLink=\"false\">" + + "</guid>" ) ;
pw . println ( "</item>" ) ;
}
this . count + + ;
@ -798,60 +749,6 @@ public final class Fulltext implements Iterable<byte[]> {
}
/ * *
* collect domain samples : all url hashes from the metadata database is listed and the domain part
* of the url hashes is used to count how many of these domain hashes appear
* @return a map from domain hashes to hash statistics
* @throws IOException
* /
public Map < String , URLHashCounter > domainSampleCollector ( ) throws IOException {
final Map < String , URLHashCounter > map = new HashMap < String , URLHashCounter > ( ) ;
// first collect all domains and calculate statistics about it
synchronized ( this ) {
final Iterator < byte [ ] > i = this . iterator ( ) ;
String hosthash ;
byte [ ] urlhashb ;
URLHashCounter ds ;
if ( i ! = null ) while ( i . hasNext ( ) ) {
urlhashb = i . next ( ) ;
hosthash = ASCII . String ( urlhashb , 6 , 6 ) ;
ds = map . get ( hosthash ) ;
if ( ds = = null ) {
ds = new URLHashCounter ( urlhashb ) ;
map . put ( hosthash , ds ) ;
} else {
ds . count + + ;
}
}
}
return map ;
}
/ * *
* create a list of domain names in this database
* @param count number of entries or - 1 for all
* @param domainSamples a map from domain hashes to hash statistics
* @return a set of domain names , ordered by name of the domains
* /
private TreeSet < String > domainNameCollector ( int count , final Map < String , URLHashCounter > domainSamples ) {
// collect hashes from all domains
// fetch urls from the database to determine the host in clear text
DigestURI url ;
if ( count < 0 | | count > domainSamples . size ( ) ) count = domainSamples . size ( ) ;
this . statsDump = new ArrayList < HostStat > ( ) ;
final TreeSet < String > set = new TreeSet < String > ( ) ;
for ( final URLHashCounter hs : domainSamples . values ( ) ) {
if ( hs = = null ) continue ;
url = this . getURL ( hs . urlhashb ) ;
if ( url = = null | | url . getHost ( ) = = null ) continue ;
set . add ( url . getHost ( ) ) ;
count - - ;
if ( count = = 0 ) break ;
}
return set ;
}
/ * *
* calculate a score map for url hash samples : each sample is a single url hash
* that stands for all entries for the corresponding domain . The map counts the number
Michael Peter Christen
12 years ago