From 3daba4304dba818d54eb9b74d8d35df5aab8fee5 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Fri, 22 Nov 2013 10:36:05 -0500
Subject: [PATCH] Add pull request linking in changelog to generated documentation
---
src/main/java/com/gitblit/LuceneExecutor.java | 377 +++++++++++++++++------------------------------------
1 files changed, 124 insertions(+), 253 deletions(-)
diff --git a/src/main/java/com/gitblit/LuceneExecutor.java b/src/main/java/com/gitblit/LuceneExecutor.java
index 0e4baae..28523ce 100644
--- a/src/main/java/com/gitblit/LuceneExecutor.java
+++ b/src/main/java/com/gitblit/LuceneExecutor.java
@@ -56,7 +56,6 @@
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
-import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TopScoreDocCollector;
import org.apache.lucene.search.highlight.Fragmenter;
import org.apache.lucene.search.highlight.Highlighter;
@@ -86,30 +85,26 @@
import org.slf4j.LoggerFactory;
import com.gitblit.Constants.SearchObjectType;
-import com.gitblit.models.IssueModel;
-import com.gitblit.models.IssueModel.Attachment;
import com.gitblit.models.PathModel.PathChangeModel;
import com.gitblit.models.RefModel;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.SearchResult;
import com.gitblit.utils.ArrayUtils;
-import com.gitblit.utils.IssueUtils;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.StringUtils;
/**
* The Lucene executor handles indexing and searching repositories.
- *
+ *
* @author James Moger
- *
+ *
*/
public class LuceneExecutor implements Runnable {
-
-
+
+
private static final int INDEX_VERSION = 5;
private static final String FIELD_OBJECT_TYPE = "type";
- private static final String FIELD_ISSUE = "issue";
private static final String FIELD_PATH = "path";
private static final String FIELD_COMMIT = "commit";
private static final String FIELD_BRANCH = "branch";
@@ -119,8 +114,6 @@
private static final String FIELD_COMMITTER = "committer";
private static final String FIELD_DATE = "date";
private static final String FIELD_TAG = "tag";
- private static final String FIELD_LABEL = "label";
- private static final String FIELD_ATTACHMENT = "attachment";
private static final String CONF_FILE = "lucene.conf";
private static final String LUCENE_DIR = "lucene";
@@ -128,20 +121,20 @@
private static final String CONF_VERSION = "version";
private static final String CONF_ALIAS = "aliases";
private static final String CONF_BRANCH = "branches";
-
+
private static final Version LUCENE_VERSION = Version.LUCENE_35;
-
+
private final Logger logger = LoggerFactory.getLogger(LuceneExecutor.class);
-
+
private final IStoredSettings storedSettings;
private final File repositoriesFolder;
-
+
private final Map<String, IndexSearcher> searchers = new ConcurrentHashMap<String, IndexSearcher>();
private final Map<String, IndexWriter> writers = new ConcurrentHashMap<String, IndexWriter>();
-
+
private final String luceneIgnoreExtensions = "7z arc arj bin bmp dll doc docx exe gif gz jar jpg lib lzh odg odf odt pdf ppt png so swf xcf xls xlsx zip";
private Set<String> excludedExtensions;
-
+
public LuceneExecutor(IStoredSettings settings, File repositoriesFolder) {
this.storedSettings = settings;
this.repositoriesFolder = repositoriesFolder;
@@ -153,7 +146,7 @@
}
/**
- * Run is executed by the Gitblit executor service. Because this is called
+ * Run is executed by the Gitblit executor service. Because this is called
* by an executor service, calls will queue - i.e. there can never be
* concurrent execution of repository index updates.
*/
@@ -171,7 +164,7 @@
// busy collecting garbage, try again later
return;
}
-
+
for (String repositoryName: GitBlit.self().getRepositoryList()) {
RepositoryModel model = GitBlit.self().getRepositoryModel(repositoryName);
if (model.hasCommits && !ArrayUtils.isEmpty(model.indexedBranches)) {
@@ -182,7 +175,7 @@
}
continue;
}
- index(model, repository);
+ index(model, repository);
repository.close();
System.gc();
}
@@ -192,7 +185,7 @@
/**
* Synchronously indexes a repository. This may build a complete index of a
* repository or it may update an existing index.
- *
+ *
* @param name
* the name of the repository
* @param repository
@@ -232,10 +225,10 @@
logger.error(MessageFormat.format("Lucene indexing failure for {0}", model.name), t);
}
}
-
+
/**
* Close the writer/searcher objects for a repository.
- *
+ *
* @param repositoryName
*/
public synchronized void close(String repositoryName) {
@@ -247,7 +240,7 @@
} catch (Exception e) {
logger.error("Failed to close index searcher for " + repositoryName, e);
}
-
+
try {
IndexWriter writer = writers.remove(repositoryName);
if (writer != null) {
@@ -255,12 +248,12 @@
}
} catch (Exception e) {
logger.error("Failed to close index writer for " + repositoryName, e);
- }
+ }
}
/**
* Close all Lucene indexers.
- *
+ *
*/
public synchronized void close() {
// close all writers
@@ -284,10 +277,10 @@
searchers.clear();
}
-
+
/**
* Deletes the Lucene index for the specified repository.
- *
+ *
* @param repositoryName
* @return true, if successful
*/
@@ -313,10 +306,10 @@
throw new RuntimeException(e);
}
}
-
+
/**
* Returns the author for the commit, if this information is available.
- *
+ *
* @param commit
* @return an author or unknown
*/
@@ -327,14 +320,14 @@
if (StringUtils.isEmpty(name)) {
name = commit.getAuthorIdent().getEmailAddress();
}
- } catch (NullPointerException n) {
+ } catch (NullPointerException n) {
}
return name;
}
-
+
/**
* Returns the committer for the commit, if this information is available.
- *
+ *
* @param commit
* @return an committer or unknown
*/
@@ -345,11 +338,11 @@
if (StringUtils.isEmpty(name)) {
name = commit.getCommitterIdent().getEmailAddress();
}
- } catch (NullPointerException n) {
+ } catch (NullPointerException n) {
}
return name;
}
-
+
/**
* Get the tree associated with the given commit.
*
@@ -370,7 +363,7 @@
/**
* Construct a keyname from the branch.
- *
+ *
* @param branchName
* @return a keyname appropriate for the Git config file format
*/
@@ -380,7 +373,7 @@
/**
* Returns the Lucene configuration for the specified repository.
- *
+ *
* @param repository
* @return a config object
*/
@@ -394,7 +387,7 @@
* Reads the Lucene config file for the repository to check the index
* version. If the index version is different, then rebuild the repository
* index.
- *
+ *
* @param repository
* @return true of the on-disk index format is different than INDEX_VERSION
*/
@@ -414,13 +407,13 @@
/**
* This completely indexes the repository and will destroy any existing
* index.
- *
+ *
* @param repositoryName
* @param repository
* @return IndexResult
*/
public IndexResult reindex(RepositoryModel model, Repository repository) {
- IndexResult result = new IndexResult();
+ IndexResult result = new IndexResult();
if (!deleteIndex(model.name)) {
return result;
}
@@ -441,12 +434,12 @@
}
tags.get(tag.getReferencedObjectId().getName()).add(tag.displayName);
}
-
+
ObjectReader reader = repository.newObjectReader();
// get the local branches
List<RefModel> branches = JGitUtils.getLocalBranches(repository, true, -1);
-
+
// sort them by most recently updated
Collections.sort(branches, new Comparator<RefModel>() {
@Override
@@ -454,7 +447,7 @@
return ref2.getDate().compareTo(ref1.getDate());
}
});
-
+
// reorder default branch to first position
RefModel defaultBranch = null;
ObjectId defaultBranchId = JGitUtils.getDefaultBranch(repository);
@@ -466,7 +459,7 @@
}
branches.remove(defaultBranch);
branches.add(0, defaultBranch);
-
+
// walk through each branch
for (RefModel branch : branches) {
@@ -475,15 +468,14 @@
&& branch.equals(defaultBranch)) {
// indexing "default" branch
indexBranch = true;
- } else if (IssueUtils.GB_ISSUES.equals(branch)) {
- // skip the GB_ISSUES branch because it is indexed later
- // note: this is different than updateIndex
+ } else if (branch.getName().startsWith(com.gitblit.Constants.R_GITBLIT)) {
+ // skip Gitblit internal branches
indexBranch = false;
} else {
// normal explicit branch check
indexBranch = model.indexedBranches.contains(branch.getName());
}
-
+
// if this branch is not specifically indexed then skip
if (!indexBranch) {
continue;
@@ -501,22 +493,22 @@
// index the blob contents of the tree
TreeWalk treeWalk = new TreeWalk(repository);
treeWalk.addTree(tip.getTree());
- treeWalk.setRecursive(true);
-
+ treeWalk.setRecursive(true);
+
Map<String, ObjectId> paths = new TreeMap<String, ObjectId>();
while (treeWalk.next()) {
// ensure path is not in a submodule
if (treeWalk.getFileMode(0) != FileMode.GITLINK) {
paths.put(treeWalk.getPathString(), treeWalk.getObjectId(0));
}
- }
+ }
ByteArrayOutputStream os = new ByteArrayOutputStream();
byte[] tmp = new byte[32767];
RevWalk commitWalk = new RevWalk(reader);
commitWalk.markStart(tip);
-
+
RevCommit commit;
while ((paths.size() > 0) && (commit = commitWalk.next()) != null) {
TreeWalk diffWalk = new TreeWalk(reader);
@@ -540,17 +532,17 @@
if (!paths.containsKey(path)) {
continue;
}
-
+
// remove path from set
ObjectId blobId = paths.remove(path);
result.blobCount++;
-
+
// index the blob metadata
String blobAuthor = getAuthor(commit);
String blobCommitter = getCommitter(commit);
String blobDate = DateTools.timeToString(commit.getCommitTime() * 1000L,
Resolution.MINUTE);
-
+
Document doc = new Document();
doc.add(new Field(FIELD_OBJECT_TYPE, SearchObjectType.blob.name(), Store.YES, Index.NOT_ANALYZED_NO_NORMS));
doc.add(new Field(FIELD_BRANCH, branchName, Store.YES, Index.ANALYZED));
@@ -558,7 +550,7 @@
doc.add(new Field(FIELD_PATH, path, Store.YES, Index.ANALYZED));
doc.add(new Field(FIELD_DATE, blobDate, Store.YES, Index.NO));
doc.add(new Field(FIELD_AUTHOR, blobAuthor, Store.YES, Index.ANALYZED));
- doc.add(new Field(FIELD_COMMITTER, blobCommitter, Store.YES, Index.ANALYZED));
+ doc.add(new Field(FIELD_COMMITTER, blobCommitter, Store.YES, Index.ANALYZED));
// determine extension to compare to the extension
// blacklist
@@ -569,20 +561,20 @@
}
// index the blob content
- if (StringUtils.isEmpty(ext) || !excludedExtensions.contains(ext)) {
+ if (StringUtils.isEmpty(ext) || !excludedExtensions.contains(ext)) {
ObjectLoader ldr = repository.open(blobId, Constants.OBJ_BLOB);
- InputStream in = ldr.openStream();
+ InputStream in = ldr.openStream();
int n;
while ((n = in.read(tmp)) > 0) {
os.write(tmp, 0, n);
}
in.close();
byte[] content = os.toByteArray();
- String str = StringUtils.decodeString(content, encodings);
+ String str = StringUtils.decodeString(content, encodings);
doc.add(new Field(FIELD_CONTENT, str, Store.YES, Index.ANALYZED));
os.reset();
- }
-
+ }
+
// add the blob to the index
writer.addDocument(doc);
}
@@ -616,19 +608,6 @@
// finished
reader.release();
-
- // this repository has a gb-issues branch, index all issues
- if (IssueUtils.getIssuesBranch(repository) != null) {
- List<IssueModel> issues = IssueUtils.getIssues(repository, null);
- if (issues.size() > 0) {
- result.branchCount += 1;
- }
- for (IssueModel issue : issues) {
- result.issueCount++;
- Document doc = createDocument(issue);
- writer.addDocument(doc);
- }
- }
// commit all changes and reset the searcher
config.setInt(CONF_INDEX, null, CONF_VERSION, INDEX_VERSION);
@@ -641,11 +620,11 @@
}
return result;
}
-
+
/**
* Incrementally update the index with the specified commit for the
* repository.
- *
+ *
* @param repositoryName
* @param repository
* @param branch
@@ -653,7 +632,7 @@
* @param commit
* @return true, if successful
*/
- private IndexResult index(String repositoryName, Repository repository,
+ private IndexResult index(String repositoryName, Repository repository,
String branch, RevCommit commit) {
IndexResult result = new IndexResult();
try {
@@ -702,7 +681,7 @@
}
}
writer.commit();
-
+
// get any annotated commit tags
List<String> commitTags = new ArrayList<String>();
for (RefModel ref : JGitUtils.getTags(repository, false, -1)) {
@@ -710,7 +689,7 @@
commitTags.add(ref.displayName);
}
}
-
+
// create and write the Lucene document
Document doc = createDocument(commit, commitTags);
doc.add(new Field(FIELD_BRANCH, branch, Store.YES, Index.ANALYZED));
@@ -723,40 +702,23 @@
}
/**
- * Incrementally update the index with the specified issue for the
- * repository.
- *
+ * Delete a blob from the specified branch of the repository index.
+ *
* @param repositoryName
- * @param issue
- * @return true, if successful
- */
- public boolean index(String repositoryName, IssueModel issue) {
- try {
- // delete the old issue from the index, if exists
- deleteIssue(repositoryName, issue.id);
- Document doc = createDocument(issue);
- return index(repositoryName, doc);
- } catch (Exception e) {
- logger.error(MessageFormat.format("Error while indexing issue {0} in {1}", issue.id, repositoryName), e);
- }
- return false;
- }
-
- /**
- * Delete an issue from the repository index.
- *
- * @param repositoryName
- * @param issueId
+ * @param branch
+ * @param path
* @throws Exception
* @return true, if deleted, false if no record was deleted
*/
- private boolean deleteIssue(String repositoryName, String issueId) throws Exception {
+ public boolean deleteBlob(String repositoryName, String branch, String path) throws Exception {
+ String pattern = MessageFormat.format("{0}:'{'0} AND {1}:\"'{'1'}'\" AND {2}:\"'{'2'}'\"", FIELD_OBJECT_TYPE, FIELD_BRANCH, FIELD_PATH);
+ String q = MessageFormat.format(pattern, SearchObjectType.blob.name(), branch, path);
+
BooleanQuery query = new BooleanQuery();
- Term objectTerm = new Term(FIELD_OBJECT_TYPE, SearchObjectType.issue.name());
- query.add(new TermQuery(objectTerm), Occur.MUST);
- Term issueidTerm = new Term(FIELD_ISSUE, issueId);
- query.add(new TermQuery(issueidTerm), Occur.MUST);
-
+ StandardAnalyzer analyzer = new StandardAnalyzer(LUCENE_VERSION);
+ QueryParser qp = new QueryParser(LUCENE_VERSION, FIELD_SUMMARY, analyzer);
+ query.add(qp.parse(q), Occur.MUST);
+
IndexWriter writer = getIndexWriter(repositoryName);
int numDocsBefore = writer.numDocs();
writer.deleteDocuments(query);
@@ -770,42 +732,10 @@
return true;
}
}
-
- /**
- * Delete a blob from the specified branch of the repository index.
- *
- * @param repositoryName
- * @param branch
- * @param path
- * @throws Exception
- * @return true, if deleted, false if no record was deleted
- */
- public boolean deleteBlob(String repositoryName, String branch, String path) throws Exception {
- String pattern = MessageFormat.format("{0}:'{'0} AND {1}:\"'{'1'}'\" AND {2}:\"'{'2'}'\"", FIELD_OBJECT_TYPE, FIELD_BRANCH, FIELD_PATH);
- String q = MessageFormat.format(pattern, SearchObjectType.blob.name(), branch, path);
-
- BooleanQuery query = new BooleanQuery();
- StandardAnalyzer analyzer = new StandardAnalyzer(LUCENE_VERSION);
- QueryParser qp = new QueryParser(LUCENE_VERSION, FIELD_SUMMARY, analyzer);
- query.add(qp.parse(q), Occur.MUST);
-
- IndexWriter writer = getIndexWriter(repositoryName);
- int numDocsBefore = writer.numDocs();
- writer.deleteDocuments(query);
- writer.commit();
- int numDocsAfter = writer.numDocs();
- if (numDocsBefore == numDocsAfter) {
- logger.debug(MessageFormat.format("no records found to delete {0}", query.toString()));
- return false;
- } else {
- logger.debug(MessageFormat.format("deleted {0} records with {1}", numDocsBefore - numDocsAfter, query.toString()));
- return true;
- }
- }
/**
* Updates a repository index incrementally from the last indexed commits.
- *
+ *
* @param model
* @param repository
* @return IndexResult
@@ -840,7 +770,7 @@
// get the local branches
List<RefModel> branches = JGitUtils.getLocalBranches(repository, true, -1);
-
+
// sort them by most recently updated
Collections.sort(branches, new Comparator<RefModel>() {
@Override
@@ -848,7 +778,7 @@
return ref2.getDate().compareTo(ref1.getDate());
}
});
-
+
// reorder default branch to first position
RefModel defaultBranch = null;
ObjectId defaultBranchId = JGitUtils.getDefaultBranch(repository);
@@ -860,7 +790,7 @@
}
branches.remove(defaultBranch);
branches.add(0, defaultBranch);
-
+
// walk through each branches
for (RefModel branch : branches) {
String branchName = branch.getName();
@@ -870,23 +800,22 @@
&& branch.equals(defaultBranch)) {
// indexing "default" branch
indexBranch = true;
- } else if (IssueUtils.GB_ISSUES.equals(branch)) {
- // update issues modified on the GB_ISSUES branch
- // note: this is different than reindex
- indexBranch = true;
+ } else if (branch.getName().startsWith(com.gitblit.Constants.R_GITBLIT)) {
+ // ignore internal Gitblit branches
+ indexBranch = false;
} else {
// normal explicit branch check
indexBranch = model.indexedBranches.contains(branch.getName());
}
-
+
// if this branch is not specifically indexed then skip
if (!indexBranch) {
continue;
}
-
+
// remove this branch from the deletedBranches set
deletedBranches.remove(branchName);
-
+
// determine last commit
String keyName = getBranchKey(branchName);
String lastCommit = config.getString(CONF_BRANCH, null, keyName);
@@ -903,36 +832,12 @@
if (revs.size() > 0) {
result.branchCount += 1;
}
-
- // track the issue ids that we have already indexed
- Set<String> indexedIssues = new TreeSet<String>();
-
- // reverse the list of commits so we start with the first commit
+
+ // reverse the list of commits so we start with the first commit
Collections.reverse(revs);
- for (RevCommit commit : revs) {
- if (IssueUtils.GB_ISSUES.equals(branch)) {
- // only index an issue once during updateIndex
- String issueId = commit.getShortMessage().substring(2).trim();
- if (indexedIssues.contains(issueId)) {
- continue;
- }
- indexedIssues.add(issueId);
-
- IssueModel issue = IssueUtils.getIssue(repository, issueId);
- if (issue == null) {
- // issue was deleted, remove from index
- if (!deleteIssue(model.name, issueId)) {
- logger.error(MessageFormat.format("Failed to delete issue {0} from Lucene index!", issueId));
- }
- } else {
- // issue was updated
- index(model.name, issue);
- result.issueCount++;
- }
- } else {
- // index a commit
- result.add(index(model.name, repository, branchName, commit));
- }
+ for (RevCommit commit : revs) {
+ // index a commit
+ result.add(index(model.name, repository, branchName, commit));
}
// update the config
@@ -957,38 +862,10 @@
}
return result;
}
-
- /**
- * Creates a Lucene document from an issue.
- *
- * @param issue
- * @return a Lucene document
- */
- private Document createDocument(IssueModel issue) {
- Document doc = new Document();
- doc.add(new Field(FIELD_OBJECT_TYPE, SearchObjectType.issue.name(), Store.YES,
- Field.Index.NOT_ANALYZED));
- doc.add(new Field(FIELD_ISSUE, issue.id, Store.YES, Index.ANALYZED));
- doc.add(new Field(FIELD_BRANCH, IssueUtils.GB_ISSUES, Store.YES, Index.ANALYZED));
- doc.add(new Field(FIELD_DATE, DateTools.dateToString(issue.created, Resolution.MINUTE),
- Store.YES, Field.Index.NO));
- doc.add(new Field(FIELD_AUTHOR, issue.reporter, Store.YES, Index.ANALYZED));
- List<String> attachments = new ArrayList<String>();
- for (Attachment attachment : issue.getAttachments()) {
- attachments.add(attachment.name.toLowerCase());
- }
- doc.add(new Field(FIELD_ATTACHMENT, StringUtils.flattenStrings(attachments), Store.YES,
- Index.ANALYZED));
- doc.add(new Field(FIELD_SUMMARY, issue.summary, Store.YES, Index.ANALYZED));
- doc.add(new Field(FIELD_CONTENT, issue.toString(), Store.YES, Index.ANALYZED));
- doc.add(new Field(FIELD_LABEL, StringUtils.flattenStrings(issue.getLabels()), Store.YES,
- Index.ANALYZED));
- return doc;
- }
/**
* Creates a Lucene document for a commit
- *
+ *
* @param commit
* @param tags
* @return a Lucene document
@@ -1012,13 +889,13 @@
/**
* Incrementally index an object for the repository.
- *
+ *
* @param repositoryName
* @param doc
* @return true, if successful
*/
private boolean index(String repositoryName, Document doc) {
- try {
+ try {
IndexWriter writer = getIndexWriter(repositoryName);
writer.addDocument(doc);
writer.commit();
@@ -1036,19 +913,15 @@
result.totalHits = totalHits;
result.score = score;
result.date = DateTools.stringToDate(doc.get(FIELD_DATE));
- result.summary = doc.get(FIELD_SUMMARY);
+ result.summary = doc.get(FIELD_SUMMARY);
result.author = doc.get(FIELD_AUTHOR);
result.committer = doc.get(FIELD_COMMITTER);
result.type = SearchObjectType.fromName(doc.get(FIELD_OBJECT_TYPE));
result.branch = doc.get(FIELD_BRANCH);
result.commitId = doc.get(FIELD_COMMIT);
- result.issueId = doc.get(FIELD_ISSUE);
result.path = doc.get(FIELD_PATH);
if (doc.get(FIELD_TAG) != null) {
result.tags = StringUtils.getStringsFromValue(doc.get(FIELD_TAG));
- }
- if (doc.get(FIELD_LABEL) != null) {
- result.labels = StringUtils.getStringsFromValue(doc.get(FIELD_LABEL));
}
return result;
}
@@ -1062,7 +935,7 @@
/**
* Gets an index searcher for the repository.
- *
+ *
* @param repository
* @return
* @throws IOException
@@ -1080,16 +953,16 @@
/**
* Gets an index writer for the repository. The index will be created if it
* does not already exist or if forceCreate is specified.
- *
+ *
* @param repository
* @return an IndexWriter
* @throws IOException
*/
private IndexWriter getIndexWriter(String repository) throws IOException {
- IndexWriter indexWriter = writers.get(repository);
+ IndexWriter indexWriter = writers.get(repository);
File repositoryFolder = FileKey.resolve(new File(repositoriesFolder, repository), FS.DETECTED);
File indexFolder = new File(repositoryFolder, LUCENE_DIR);
- Directory directory = FSDirectory.open(indexFolder);
+ Directory directory = FSDirectory.open(indexFolder);
if (indexWriter == null) {
if (!indexFolder.exists()) {
@@ -1106,7 +979,7 @@
/**
* Searches the specified repositories for the given text or query
- *
+ *
* @param text
* if the text is null or empty, null is returned
* @param page
@@ -1117,7 +990,7 @@
* a list of repositories to search. if no repositories are
* specified null is returned.
* @return a list of SearchResults in order from highest to the lowest score
- *
+ *
*/
public List<SearchResult> search(String text, int page, int pageSize, List<String> repositories) {
if (ArrayUtils.isEmpty(repositories)) {
@@ -1125,10 +998,10 @@
}
return search(text, page, pageSize, repositories.toArray(new String[0]));
}
-
+
/**
* Searches the specified repositories for the given text or query
- *
+ *
* @param text
* if the text is null or empty, null is returned
* @param page
@@ -1139,7 +1012,7 @@
* a list of repositories to search. if no repositories are
* specified null is returned.
* @return a list of SearchResults in order from highest to the lowest score
- *
+ *
*/
public List<SearchResult> search(String text, int page, int pageSize, String... repositories) {
if (StringUtils.isEmpty(text)) {
@@ -1161,7 +1034,7 @@
qp = new QueryParser(LUCENE_VERSION, FIELD_CONTENT, analyzer);
qp.setAllowLeadingWildcard(true);
query.add(qp.parse(text), Occur.SHOULD);
-
+
IndexSearcher searcher;
if (repositories.length == 1) {
// single repository search
@@ -1177,7 +1050,7 @@
MultiSourceReader reader = new MultiSourceReader(rdrs);
searcher = new IndexSearcher(reader);
}
-
+
Query rewrittenQuery = searcher.rewrite(query);
logger.debug(rewrittenQuery.toString());
@@ -1199,7 +1072,7 @@
int index = reader.getSourceIndex(docId);
result.repository = repositories[index];
}
- String content = doc.get(FIELD_CONTENT);
+ String content = doc.get(FIELD_CONTENT);
result.fragment = getHighlightedFragment(analyzer, query, content, result);
results.add(result);
}
@@ -1208,9 +1081,9 @@
}
return new ArrayList<SearchResult>(results);
}
-
+
/**
- *
+ *
* @param analyzer
* @param query
* @param content
@@ -1223,18 +1096,18 @@
String content, SearchResult result) throws IOException, InvalidTokenOffsetsException {
if (content == null) {
content = "";
- }
+ }
int fragmentLength = SearchObjectType.commit == result.type ? 512 : 150;
QueryScorer scorer = new QueryScorer(query, "content");
- Fragmenter fragmenter = new SimpleSpanFragmenter(scorer, fragmentLength);
+ Fragmenter fragmenter = new SimpleSpanFragmenter(scorer, fragmentLength);
// use an artificial delimiter for the token
String termTag = "!!--[";
String termTagEnd = "]--!!";
SimpleHTMLFormatter formatter = new SimpleHTMLFormatter(termTag, termTagEnd);
- Highlighter highlighter = new Highlighter(formatter, scorer);
+ Highlighter highlighter = new Highlighter(formatter, scorer);
highlighter.setTextFragmenter(fragmenter);
String [] fragments = highlighter.getBestFragments(analyzer, "content", content, 3);
@@ -1249,14 +1122,14 @@
}
return "<pre class=\"text\">" + StringUtils.escapeForHtml(fragment, true) + "</pre>";
}
-
+
// make sure we have unique fragments
Set<String> uniqueFragments = new LinkedHashSet<String>();
for (String fragment : fragments) {
uniqueFragments.add(fragment);
}
fragments = uniqueFragments.toArray(new String[uniqueFragments.size()]);
-
+
StringBuilder sb = new StringBuilder();
for (int i = 0, len = fragments.length; i < len; i++) {
String fragment = fragments[i];
@@ -1267,7 +1140,7 @@
// determine position of the raw fragment in the content
int pos = content.indexOf(raw);
-
+
// restore complete first line of fragment
int c = pos;
while (c > 0) {
@@ -1280,11 +1153,11 @@
// inject leading chunk of first fragment line
fragment = content.substring(c + 1, pos) + fragment;
}
-
+
if (SearchObjectType.blob == result.type) {
// count lines as offset into the content for this fragment
int line = Math.max(1, StringUtils.countLines(content.substring(0, pos)));
-
+
// create fragment tag with line number and language
String lang = "";
String ext = StringUtils.getFileExtension(result.path).toLowerCase();
@@ -1293,9 +1166,9 @@
lang = " lang-" + ext;
}
tag = MessageFormat.format("<pre class=\"prettyprint linenums:{0,number,0}{1}\">", line, lang);
-
+
}
-
+
sb.append(tag);
// replace the artificial delimiter with html tags
@@ -1308,10 +1181,10 @@
}
}
return sb.toString();
- }
-
+ }
+
/**
- * Simple class to track the results of an index update.
+ * Simple class to track the results of an index update.
*/
private class IndexResult {
long startTime = System.currentTimeMillis();
@@ -1320,35 +1193,33 @@
int branchCount;
int commitCount;
int blobCount;
- int issueCount;
-
+
void add(IndexResult result) {
this.branchCount += result.branchCount;
this.commitCount += result.commitCount;
this.blobCount += result.blobCount;
- this.issueCount += result.issueCount;
}
-
+
void success() {
success = true;
endTime = System.currentTimeMillis();
}
-
+
float duration() {
return (endTime - startTime)/1000f;
}
}
-
+
/**
* Custom subclass of MultiReader to identify the source index for a given
* doc id. This would not be necessary of there was a public method to
* obtain this information.
- *
+ *
*/
private class MultiSourceReader extends MultiReader {
-
+
final Method method;
-
+
MultiSourceReader(IndexReader[] subReaders) {
super(subReaders);
Method m = null;
@@ -1360,7 +1231,7 @@
}
method = m;
}
-
+
int getSourceIndex(int docId) {
int index = -1;
try {
--
Gitblit v1.9.1