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Administrator
h2database
Commits
75a5c2e7
提交
75a5c2e7
authored
10月 31, 2010
作者:
Thomas Mueller
浏览文件
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电子邮件补丁
差异文件
Use Lucene 2 by default
上级
108cd6a1
显示空白字符变更
内嵌
并排
正在显示
1 个修改的文件
包含
32 行增加
和
32 行删除
+32
-32
FullTextLucene.java
h2/src/main/org/h2/fulltext/FullTextLucene.java
+32
-32
没有找到文件。
h2/src/main/org/h2/fulltext/FullTextLucene.java
浏览文件 @
75a5c2e7
...
...
@@ -39,11 +39,11 @@ import org.h2.util.New;
import
org.h2.util.StatementBuilder
;
import
org.h2.util.StringUtils
;
//## Java 1.4 end ##
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
import
org.apache.lucene.index.IndexModifier
;
import
org.apache.lucene.search.Hits
;
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
import java.io.File;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
...
...
@@ -51,7 +51,7 @@ import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.Version;
import org.apache.lucene.index.IndexWriter;
////## LUCENE3 end ##
## LUCENE3 end ##*/
/**
* This class implements the full text search based on Apache Lucene.
...
...
@@ -268,13 +268,13 @@ public class FullTextLucene extends FullText {
IndexAccess
access
=
INDEX_ACCESS
.
get
(
path
);
if
(
access
==
null
)
{
try
{
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
boolean
recreate
=
!
IndexReader
.
indexExists
(
path
);
Analyzer
analyzer
=
new
StandardAnalyzer
();
access
=
new
IndexAccess
();
access
.
modifier
=
new
IndexModifier
(
path
,
analyzer
,
recreate
);
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
File f = new File(path);
Directory indexDir = FSDirectory.open(f);
boolean recreate = !IndexReader.indexExists(indexDir);
...
...
@@ -286,7 +286,7 @@ public class FullTextLucene extends FullText {
access = new IndexAccess();
access.writer = writer;
access.searcher = new IndexSearcher(reader);
////## LUCENE3 end ##
## LUCENE3 end ##*/
}
catch
(
IOException
e
)
{
throw
convertException
(
e
);
}
...
...
@@ -360,14 +360,14 @@ public class FullTextLucene extends FullText {
synchronized
(
INDEX_ACCESS
)
{
try
{
INDEX_ACCESS
.
remove
(
indexPath
);
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
access
.
modifier
.
flush
();
access
.
modifier
.
close
();
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
access.searcher.close();
access.writer.close();
////## LUCENE3 end ##
## LUCENE3 end ##*/
}
catch
(
Exception
e
)
{
throw
convertException
(
e
);
}
...
...
@@ -395,7 +395,7 @@ public class FullTextLucene extends FullText {
}
try
{
IndexAccess
access
=
getIndexAccess
(
conn
);
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
access
.
modifier
.
flush
();
String
path
=
getIndexPath
(
conn
);
IndexReader
reader
=
IndexReader
.
open
(
path
);
...
...
@@ -411,8 +411,8 @@ public class FullTextLucene extends FullText {
for
(
int
i
=
0
;
i
<
limit
&&
i
+
offset
<
max
;
i
++)
{
Document
doc
=
hits
.
doc
(
i
+
offset
);
float
score
=
hits
.
score
(
i
+
offset
);
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
// take a reference as the searcher may change
Searcher searcher = access.searcher;
// reuse the same analyzer; it's thread-safe;
...
...
@@ -436,7 +436,7 @@ public class FullTextLucene extends FullText {
ScoreDoc sd = docs.scoreDocs[i + offset];
Document doc = searcher.doc(sd.doc);
float score = sd.score;
////## LUCENE3 end ##
## LUCENE3 end ##*/
String
q
=
doc
.
get
(
LUCENE_FIELD_QUERY
);
if
(
data
)
{
int
idx
=
q
.
indexOf
(
" WHERE "
);
...
...
@@ -459,10 +459,10 @@ public class FullTextLucene extends FullText {
result
.
addRow
(
q
,
score
);
}
}
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
// TODO keep it open if possible
reader
.
close
();
## LUCENE2 end ##*/
//## LUCENE2 end ##
}
catch
(
Exception
e
)
{
throw
convertException
(
e
);
}
...
...
@@ -605,7 +605,7 @@ public class FullTextLucene extends FullText {
* @param row the row
*/
protected
void
insert
(
Object
[]
row
)
throws
SQLException
{
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
String
query
=
getQuery
(
row
);
Document
doc
=
new
Document
();
doc
.
add
(
new
Field
(
LUCENE_FIELD_QUERY
,
query
,
...
...
@@ -637,8 +637,8 @@ public class FullTextLucene extends FullText {
}
catch
(
IOException
e
)
{
throw
convertException
(
e
);
}
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
String query = getQuery(row);
Document doc = new Document();
doc.add(new Field(LUCENE_FIELD_QUERY, query,
...
...
@@ -675,7 +675,7 @@ public class FullTextLucene extends FullText {
} catch (IOException e) {
throw convertException(e);
}
////## LUCENE3 end ##
## LUCENE3 end ##*/
}
/**
...
...
@@ -687,12 +687,12 @@ public class FullTextLucene extends FullText {
String
query
=
getQuery
(
row
);
try
{
Term
term
=
new
Term
(
LUCENE_FIELD_QUERY
,
query
);
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
indexAccess
.
modifier
.
deleteDocuments
(
term
);
## LUCENE2 end ##*/
/
/
## LUCENE3 begin ##
//## LUCENE2 end ##
/
*
## LUCENE3 begin ##
indexAccess.writer.deleteDocuments(term);
////## LUCENE3 end ##
## LUCENE3 end ##*/
}
catch
(
IOException
e
)
{
throw
convertException
(
e
);
}
...
...
@@ -726,23 +726,23 @@ public class FullTextLucene extends FullText {
/**
* The index modified.
*/
/
*
## LUCENE2 begin ##
/
/
## LUCENE2 begin ##
IndexModifier
modifier
;
## LUCENE2 end ##*/
//## LUCENE2 end ##
/**
* The index writer.
*/
/
/
## LUCENE3 begin ##
/
*
## LUCENE3 begin ##
IndexWriter writer;
////## LUCENE3 end ##
## LUCENE3 end ##*/
/**
* The index searcher.
*/
/
/
## LUCENE3 begin ##
/
*
## LUCENE3 begin ##
Searcher searcher;
////## LUCENE3 end ##
## LUCENE3 end ##*/
}
}
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