Java Code Examples for org.apache.ignite.configuration.CacheConfiguration#getAffinity()
The following examples show how to use
org.apache.ignite.configuration.CacheConfiguration#getAffinity() .
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Example 1
Source File: VisorCacheAffinityConfiguration.java From ignite with Apache License 2.0 | 6 votes |
/** * Create data transfer object for affinity configuration properties. * * @param ccfg Cache configuration. */ public VisorCacheAffinityConfiguration(CacheConfiguration ccfg) { AffinityFunction aff = ccfg.getAffinity(); function = compactClass(aff); mapper = compactClass(ccfg.getAffinityMapper()); partitions = aff.partitions(); partitionedBackups = ccfg.getBackups(); Method mthd = findNonPublicMethod(aff.getClass(), "isExcludeNeighbors"); if (mthd != null) { try { exclNeighbors = (Boolean)mthd.invoke(aff); } catch (InvocationTargetException | IllegalAccessException ignored) { // No-op. } } }
Example 2
Source File: CacheBasedDatasetBuilder.java From ignite with Apache License 2.0 | 5 votes |
/** {@inheritDoc} */ @SuppressWarnings("unchecked") @Override public <C extends Serializable, D extends AutoCloseable> CacheBasedDataset<K, V, C, D> build( LearningEnvironmentBuilder envBuilder, PartitionContextBuilder<K, V, C> partCtxBuilder, PartitionDataBuilder<K, V, C, D> partDataBuilder, LearningEnvironment localLearningEnv) { UUID datasetId = UUID.randomUUID(); // Retrieves affinity function of the upstream Ignite Cache. CacheConfiguration<K, V> upstreamCacheConfiguration = upstreamCache.getConfiguration(CacheConfiguration.class); AffinityFunction upstreamCacheAffinity = upstreamCacheConfiguration.getAffinity(); // Creates dataset cache configuration with affinity function that mimics to affinity function of the upstream // cache. CacheConfiguration<Integer, C> datasetCacheConfiguration = new CacheConfiguration<>(); datasetCacheConfiguration.setName(String.format(DATASET_CACHE_TEMPLATE, upstreamCache.getName(), datasetId)); datasetCacheConfiguration.setAffinity(new DatasetAffinityFunctionWrapper(upstreamCacheAffinity)); IgniteCache<Integer, C> datasetCache = ignite.createCache(datasetCacheConfiguration); ComputeUtils.initContext( ignite, upstreamCache.getName(), transformerBuilder, filter, datasetCache.getName(), partCtxBuilder, envBuilder, retries, RETRY_INTERVAL, upstreamKeepBinary, localLearningEnv.deployingContext() ); return new CacheBasedDataset<>(ignite, upstreamCache, filter, transformerBuilder, datasetCache, envBuilder, partDataBuilder, datasetId, upstreamKeepBinary, localLearningEnv, retries); }
Example 3
Source File: IgnitePdsSingleNodeWithIndexingAndGroupPutGetPersistenceSelfTest.java From ignite with Apache License 2.0 | 5 votes |
/** {@inheritDoc} */ @Override protected void configure(IgniteConfiguration cfg) { super.configure(cfg); for (CacheConfiguration ccfg : cfg.getCacheConfiguration()) { AffinityFunction aff = ccfg.getAffinity(); int parts = aff != null ? aff.partitions() : RendezvousAffinityFunction.DFLT_PARTITION_COUNT; ccfg.setGroupName("testGroup-parts" + parts); } }
Example 4
Source File: PlatformDotNetConfigurationClosure.java From ignite with Apache License 2.0 | 5 votes |
/** * Find .NET affinity functions in configuration. * * @param cfg Configuration. * @return affinity functions. */ private static List<PlatformDotNetAffinityFunction> affinityFunctions(IgniteConfiguration cfg) { List<PlatformDotNetAffinityFunction> res = new ArrayList<>(); CacheConfiguration[] cacheCfg = cfg.getCacheConfiguration(); if (cacheCfg != null) { for (CacheConfiguration ccfg : cacheCfg) { if (ccfg.getAffinity() instanceof PlatformDotNetAffinityFunction) res.add((PlatformDotNetAffinityFunction)ccfg.getAffinity()); } } return res; }
Example 5
Source File: ValidationOnNodeJoinUtils.java From ignite with Apache License 2.0 | 5 votes |
/** * @param node Joining node. * @param ctx Context. * @param map Cache descriptors. * @return Validation result or {@code null} in case of success. */ @Nullable static IgniteNodeValidationResult validateHashIdResolvers( ClusterNode node, GridKernalContext ctx, Map<String, DynamicCacheDescriptor> map ) { if (!node.isClient()) { for (DynamicCacheDescriptor desc : map.values()) { CacheConfiguration cfg = desc.cacheConfiguration(); if (cfg.getAffinity() instanceof RendezvousAffinityFunction) { RendezvousAffinityFunction aff = (RendezvousAffinityFunction)cfg.getAffinity(); Object nodeHashObj = aff.resolveNodeHash(node); for (ClusterNode topNode : ctx.discovery().aliveServerNodes()) { Object topNodeHashObj = aff.resolveNodeHash(topNode); if (nodeHashObj.hashCode() == topNodeHashObj.hashCode()) { String errMsg = "Failed to add node to topology because it has the same hash code for " + "partitioned affinity as one of existing nodes [cacheName=" + cfg.getName() + ", existingNodeId=" + topNode.id() + ']'; String sndMsg = "Failed to add node to topology because it has the same hash code for " + "partitioned affinity as one of existing nodes [cacheName=" + cfg.getName() + ", existingNodeId=" + topNode.id() + ']'; return new IgniteNodeValidationResult(topNode.id(), errMsg, sndMsg); } } } } } return null; }