diff options
Diffstat (limited to 'src/main/java/com/gitblit')
| -rw-r--r-- | src/main/java/com/gitblit/tickets/TicketIndexer.java | 18 | ||||
| -rw-r--r-- | src/main/java/com/gitblit/utils/LuceneIndexStore.java | 98 |
2 files changed, 107 insertions, 9 deletions
diff --git a/src/main/java/com/gitblit/tickets/TicketIndexer.java b/src/main/java/com/gitblit/tickets/TicketIndexer.java index 8aab74ba..bc08fc88 100644 --- a/src/main/java/com/gitblit/tickets/TicketIndexer.java +++ b/src/main/java/com/gitblit/tickets/TicketIndexer.java @@ -62,7 +62,7 @@ import com.gitblit.models.TicketModel; import com.gitblit.models.TicketModel.Attachment; import com.gitblit.models.TicketModel.Patchset; import com.gitblit.models.TicketModel.Status; -import com.gitblit.utils.FileUtils; +import com.gitblit.utils.LuceneIndexStore; import com.gitblit.utils.StringUtils; /** @@ -110,6 +110,8 @@ public class TicketIndexer { priority(Type.INT), severity(Type.INT); + final static int INDEX_VERSION = 2; + final Type fieldType; Lucene(Type fieldType) { @@ -169,14 +171,15 @@ public class TicketIndexer { private final Logger log = LoggerFactory.getLogger(getClass()); - private final File luceneDir; + private final LuceneIndexStore indexStore; private IndexWriter writer; private IndexSearcher searcher; public TicketIndexer(IRuntimeManager runtimeManager) { - this.luceneDir = runtimeManager.getFileOrFolder(Keys.tickets.indexFolder, "${baseFolder}/tickets/lucene"); + File luceneDir = runtimeManager.getFileOrFolder(Keys.tickets.indexFolder, "${baseFolder}/tickets/lucene"); + this.indexStore = new LuceneIndexStore(luceneDir, Lucene.INDEX_VERSION); } /** @@ -192,7 +195,7 @@ public class TicketIndexer { */ public void deleteAll() { close(); - FileUtils.delete(luceneDir); + indexStore.delete(); } /** @@ -441,12 +444,9 @@ public class TicketIndexer { private IndexWriter getWriter() throws IOException { if (writer == null) { - Directory directory = FSDirectory.open(luceneDir.toPath()); - - if (!luceneDir.exists()) { - luceneDir.mkdirs(); - } + indexStore.create(); + Directory directory = FSDirectory.open(indexStore.getPath()); StandardAnalyzer analyzer = new StandardAnalyzer(); IndexWriterConfig config = new IndexWriterConfig(analyzer); config.setOpenMode(OpenMode.CREATE_OR_APPEND); diff --git a/src/main/java/com/gitblit/utils/LuceneIndexStore.java b/src/main/java/com/gitblit/utils/LuceneIndexStore.java new file mode 100644 index 00000000..0ccfd2e8 --- /dev/null +++ b/src/main/java/com/gitblit/utils/LuceneIndexStore.java @@ -0,0 +1,98 @@ +/* + * Copyright 2017 gitblit.com. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.gitblit.utils; + +import java.io.File; +import java.nio.file.Path; + +/** + * @author Florian Zschocke + * + * @since 1.9.0 + */ +public class LuceneIndexStore +{ + + public static final int LUCENE_CODEC_VERSION = 54; + + protected File indexFolder; + + /** + * Constructor for a base folder that contains the version specific index folders + * and an index version. + * + * @param luceneFolder + * Path to the base folder for the Lucene indices, i.e. the common "lucene" directory. + * @param indexVersion + * Version of the index definition + */ + public LuceneIndexStore(File luceneFolder, int indexVersion) + { + this.indexFolder = new File(luceneFolder, indexVersion + "_" + LUCENE_CODEC_VERSION); + } + + + + /** + * Create the Lucene index directory for this index version and Lucene codec version + */ + public void create() + { + if (! indexFolder.exists()) { + indexFolder.mkdirs(); + } + } + + + /** + * Delete the Lucene index directory for this index version and Lucene codec version + * + * @return True if the directory could successfully be deleted. + */ + public boolean delete() + { + if (indexFolder.exists()) { + return FileUtils.delete(indexFolder); + } + return true; + } + + + + /** + * @return The Path to the index folder + */ + public Path getPath() + { + return indexFolder.toPath(); + } + + + + /** + * Check if an index of the respective version, or compatible, already exists. + * + * @return True if an index exists, False otherwise + */ + public boolean hasIndex() + { + return indexFolder.exists() && + indexFolder.isDirectory() && + (indexFolder.list().length > 1); + } + +} |