/** * Build a local cache configuration. * <p/> * In local cache mode, the cache is not shared among the servers in a cluster. Each machine keeps a local cache. * This allows quick startups and eliminates network traffic in the cluster, but subsequent requests to different * cluster members cannot benefit from the cached data. */ protected void buildLocalConfiguration() { GlobalConfiguration globalConfiguration = new GlobalConfigurationBuilder() .classLoader(InfinispanEmbeddedCacheManager.class.getClassLoader()) .globalJmxStatistics() .jmxDomain("org.apache.marmotta.kiwi") .allowDuplicateDomains(true) .build(); defaultConfiguration = new ConfigurationBuilder() .clustering() .cacheMode(CacheMode.LOCAL) .eviction() .strategy(EvictionStrategy.LIRS) .maxEntries(100000) .expiration() .lifespan(5, TimeUnit.MINUTES) .maxIdle(1, TimeUnit.MINUTES) .build(); cacheManager = new DefaultCacheManager(globalConfiguration, defaultConfiguration, true); log.info("initialised Infinispan local cache manager"); }
/** * Create a non-clustered instance of the infinispan cache. */ public LDCachingInfinispanBackend() { globalConfiguration = new GlobalConfigurationBuilder() .classLoader(LDCachingInfinispanBackend.class.getClassLoader()) .globalJmxStatistics() .jmxDomain("org.apache.marmotta.ldcache") .allowDuplicateDomains(true) .build(); defaultConfiguration = new ConfigurationBuilder() .clustering() .cacheMode(CacheMode.LOCAL) .eviction() .strategy(EvictionStrategy.LIRS) .maxEntries(100000) .expiration() .lifespan(7, TimeUnit.DAYS) .maxIdle(1, TimeUnit.DAYS) .build(); clustered = false; }
/** * Return the triple id -> triple cache from the cache manager. This cache is used for speeding up the * construction of query results. * * @return */ public Map getTripleCache() { if(tripleCache == null) { Configuration tripleConfiguration = new ConfigurationBuilder().read(defaultConfiguration) .clustering() .cacheMode(CacheMode.LOCAL) .eviction() .maxEntries(config.getTripleCacheSize()) .expiration() .lifespan(60, TimeUnit.MINUTES) .maxIdle(30, TimeUnit.MINUTES) .build(); cacheManager.defineConfiguration(TRIPLE_CACHE, tripleConfiguration); tripleCache = new AsyncMap(cacheManager.getCache(TRIPLE_CACHE).getAdvancedCache().withFlags(Flag.SKIP_LOCKING, Flag.SKIP_CACHE_LOAD, Flag.SKIP_REMOTE_LOOKUP)); } return tripleCache; }
/** * Create and return the cache used by the CacheTripleRegistry. This is an unlimited synchronous replicated * cache and should be used with care. * @return */ public Map getRegistryCache() { if(registryCache == null) { if(isClustered()) { Configuration registryConfiguration = new ConfigurationBuilder() .clustering() .cacheMode(CacheMode.REPL_SYNC) .sync() .replTimeout(15, TimeUnit.SECONDS) .eviction() .strategy(EvictionStrategy.NONE) .build(); cacheManager.defineConfiguration(REGISTRY_CACHE, registryConfiguration); } else { Configuration registryConfiguration = new ConfigurationBuilder() .clustering() .cacheMode(CacheMode.LOCAL) .eviction() .strategy(EvictionStrategy.NONE) .build(); cacheManager.defineConfiguration(REGISTRY_CACHE, registryConfiguration); } registryCache = cacheManager.getCache(REGISTRY_CACHE).getAdvancedCache().withFlags(Flag.SKIP_LOCKING, Flag.SKIP_CACHE_LOAD, Flag.SKIP_REMOTE_LOOKUP); } return registryCache; }
/** * Return the prefix -> namespace cache from the cache manager. Used for looking up namespaces * @return */ public Map getNamespacePrefixCache() { if(nsPrefixCache == null) { if(isClustered()) { Configuration nsprefixConfiguration = new ConfigurationBuilder().read(defaultConfiguration) .clustering() .cacheMode(CacheMode.REPL_ASYNC) .eviction() .maxEntries(config.getNamespaceCacheSize()) .expiration() .lifespan(1, TimeUnit.DAYS) .build(); cacheManager.defineConfiguration(NS_PREFIX_CACHE, nsprefixConfiguration); } else { Configuration nsprefixConfiguration = new ConfigurationBuilder().read(defaultConfiguration) .eviction() .maxEntries(config.getNamespaceCacheSize()) .expiration() .lifespan(1, TimeUnit.HOURS) .build(); cacheManager.defineConfiguration(NS_PREFIX_CACHE, nsprefixConfiguration); } nsPrefixCache = cacheManager.getCache(NS_PREFIX_CACHE).getAdvancedCache().withFlags(Flag.SKIP_LOCKING, Flag.SKIP_CACHE_LOAD, Flag.SKIP_REMOTE_LOOKUP); } return nsPrefixCache; }
/** * Return the URI -> namespace cache from the cache manager. Used for looking up namespaces * @return */ public Map getNamespaceUriCache() { if(nsUriCache == null) { if(isClustered()) { Configuration nsuriConfiguration = new ConfigurationBuilder().read(defaultConfiguration) .clustering() .cacheMode(CacheMode.REPL_ASYNC) .eviction() .maxEntries(config.getNamespaceCacheSize()) .expiration() .lifespan(1, TimeUnit.DAYS) .build(); cacheManager.defineConfiguration(NS_URI_CACHE, nsuriConfiguration); } else { Configuration nsuriConfiguration = new ConfigurationBuilder().read(defaultConfiguration) .eviction() .maxEntries(config.getNamespaceCacheSize()) .expiration() .lifespan(1, TimeUnit.HOURS) .build(); cacheManager.defineConfiguration(NS_URI_CACHE, nsuriConfiguration); } nsUriCache = new AsyncMap(cacheManager.getCache(NS_URI_CACHE).getAdvancedCache().withFlags(Flag.SKIP_LOCKING, Flag.SKIP_CACHE_LOAD, Flag.SKIP_REMOTE_LOOKUP)); } return nsUriCache; }