mirror of https://github.com/apache/lucene.git
SOLR-1108 -- Remove un-needed synchronization in SolrCore constructor
git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@767430 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Shalin Shekhar Mangar
parent
1ea1e3ca37
commit
742731754d
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@ -234,6 +234,9 @@ Optimizations
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8. SOLR-973: CommonsHttpSolrServer writes the xml directly to the server.
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(Noble Paul via shalin)
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9. SOLR-1108: Remove un-needed synchronization in SolrCore constructor.
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(Noble Paul via shalin)
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Bug Fixes
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----------------------
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1. SOLR-774: Fixed logging level display (Sean Timm via Otis Gospodnetic)
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@ -354,12 +354,14 @@ public final class SolrCore implements SolrInfoMBean {
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// protect via synchronized(SolrCore.class)
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private static Set<String> dirs = new HashSet<String>();
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// currently only called with SolrCore.class lock held
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void initIndex() {
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try {
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File dirFile = new File(getNewIndexDir());
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boolean indexExists = dirFile.canRead();
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boolean firstTime = dirs.add(dirFile.getCanonicalPath());
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boolean firstTime;
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synchronized (SolrCore.class) {
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firstTime = dirs.add(dirFile.getCanonicalPath());
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}
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boolean removeLocks = solrConfig.getBool("mainIndex/unlockOnStartup", false);
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initDirectoryFactory();
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@ -483,100 +485,95 @@ public final class SolrCore implements SolrInfoMBean {
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*@since solr 1.3
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*/
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public SolrCore(String name, String dataDir, SolrConfig config, IndexSchema schema, CoreDescriptor cd) {
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synchronized (SolrCore.class) {
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coreDescriptor = cd;
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// this is for backward compatibility (and also the reason
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// the sync block is needed)
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instance = this; // set singleton
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this.setName( name );
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SolrResourceLoader loader = config.getResourceLoader();
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if (dataDir == null)
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dataDir = config.get("dataDir",cd.getDataDir());
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coreDescriptor = cd;
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this.setName( name );
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SolrResourceLoader loader = config.getResourceLoader();
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if (dataDir == null)
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dataDir = config.get("dataDir",cd.getDataDir());
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dataDir = SolrResourceLoader.normalizeDir(dataDir);
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dataDir = SolrResourceLoader.normalizeDir(dataDir);
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log.info(logid+"Opening new SolrCore at " + loader.getInstanceDir() + ", dataDir="+dataDir);
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log.info(logid+"Opening new SolrCore at " + loader.getInstanceDir() + ", dataDir="+dataDir);
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if (schema==null) {
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schema = new IndexSchema(config, IndexSchema.DEFAULT_SCHEMA_FILE, null);
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}
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if (schema==null) {
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schema = new IndexSchema(config, IndexSchema.DEFAULT_SCHEMA_FILE, null);
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}
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//Initialize JMX
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if (config.jmxConfig.enabled) {
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infoRegistry = new JmxMonitoredMap<String, SolrInfoMBean>(name, config.jmxConfig);
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} else {
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log.info("JMX monitoring not detected for core: " + name);
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infoRegistry = new ConcurrentHashMap<String, SolrInfoMBean>();
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}
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//Initialize JMX
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if (config.jmxConfig.enabled) {
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infoRegistry = new JmxMonitoredMap<String, SolrInfoMBean>(name, config.jmxConfig);
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} else {
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log.info("JMX monitoring not detected for core: " + name);
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infoRegistry = new ConcurrentHashMap<String, SolrInfoMBean>();
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}
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this.schema = schema;
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this.dataDir = dataDir;
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this.solrConfig = config;
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this.startTime = System.currentTimeMillis();
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this.maxWarmingSearchers = config.getInt("query/maxWarmingSearchers",Integer.MAX_VALUE);
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this.schema = schema;
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this.dataDir = dataDir;
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this.solrConfig = config;
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this.startTime = System.currentTimeMillis();
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this.maxWarmingSearchers = config.getInt("query/maxWarmingSearchers",Integer.MAX_VALUE);
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booleanQueryMaxClauseCount();
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booleanQueryMaxClauseCount();
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parseListeners();
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parseListeners();
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initDeletionPolicy();
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initDeletionPolicy();
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initIndex();
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initIndex();
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initWriters();
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initQParsers();
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initValueSourceParsers();
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initWriters();
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initQParsers();
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initValueSourceParsers();
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this.searchComponents = loadSearchComponents( config );
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this.searchComponents = loadSearchComponents( config );
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// Processors initialized before the handlers
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updateProcessorChains = loadUpdateProcessorChains();
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reqHandlers = new RequestHandlers(this);
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reqHandlers.initHandlersFromConfig( solrConfig );
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// Processors initialized before the handlers
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updateProcessorChains = loadUpdateProcessorChains();
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reqHandlers = new RequestHandlers(this);
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reqHandlers.initHandlersFromConfig( solrConfig );
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highlighter = createHighlighter(
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solrConfig.get("highlighting/@class", DefaultSolrHighlighter.class.getName())
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highlighter = createHighlighter(
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solrConfig.get("highlighting/@class", DefaultSolrHighlighter.class.getName())
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);
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highlighter.initalize( solrConfig );
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// Handle things that should eventually go away
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initDeprecatedSupport();
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final CountDownLatch latch = new CountDownLatch(1);
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try {
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// cause the executor to stall so firstSearcher events won't fire
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// until after inform() has been called for all components.
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// searchExecutor must be single-threaded for this to work
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searcherExecutor.submit(new Callable() {
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public Object call() throws Exception {
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latch.await();
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return null;
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}
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});
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// Open the searcher *before* the update handler so we don't end up opening
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// one in the middle.
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// With lockless commits in Lucene now, this probably shouldn't be an issue anymore
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getSearcher(false,false,null);
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updateHandler = createUpdateHandler(
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solrConfig.get("updateHandler/@class", DirectUpdateHandler2.class.getName())
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);
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highlighter.initalize( solrConfig );
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// Handle things that should eventually go away
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initDeprecatedSupport();
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infoRegistry.put("updateHandler", updateHandler);
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final CountDownLatch latch = new CountDownLatch(1);
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try {
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// cause the executor to stall so firstSearcher events won't fire
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// until after inform() has been called for all components.
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// searchExecutor must be single-threaded for this to work
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searcherExecutor.submit(new Callable() {
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public Object call() throws Exception {
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latch.await();
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return null;
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}
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});
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// Open the searcher *before* the update handler so we don't end up opening
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// one in the middle.
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// With lockless commits in Lucene now, this probably shouldn't be an issue anymore
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getSearcher(false,false,null);
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updateHandler = createUpdateHandler(
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solrConfig.get("updateHandler/@class", DirectUpdateHandler2.class.getName())
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);
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infoRegistry.put("updateHandler", updateHandler);
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// Finally tell anyone who wants to know
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loader.inform( loader );
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loader.inform( this );
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} catch (IOException e) {
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throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, e);
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} finally {
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// allow firstSearcher events to fire
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latch.countDown();
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}
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} // end synchronized
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// Finally tell anyone who wants to know
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loader.inform( loader );
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loader.inform( this );
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instance = this; // set singleton for backwards compatibility
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} catch (IOException e) {
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throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, e);
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} finally {
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// allow firstSearcher events to fire
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latch.countDown();
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}
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infoRegistry.put("core", this);
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}
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