Examples with CountsComputer org.neo4j.kernel.impl.store.CountsComputer used on opensource projects

Example 1 with CountsComputer

use of org.neo4j.kernel.impl.store.CountsComputer in project neo4j by neo4j.

the class StoreMigrator method rebuildCountsFromScratch.

private void rebuildCountsFromScratch(File storeDir, long lastTxId, PageCache pageCache) {
    final File storeFileBase = new File(storeDir, MetaDataStore.DEFAULT_NAME + StoreFactory.COUNTS_STORE);
    StoreFactory storeFactory = new StoreFactory(storeDir, pageCache, fileSystem, NullLogProvider.getInstance());
    try (NeoStores neoStores = storeFactory.openAllNeoStores()) {
        NodeStore nodeStore = neoStores.getNodeStore();
        RelationshipStore relationshipStore = neoStores.getRelationshipStore();
        try (Lifespan life = new Lifespan()) {
            int highLabelId = (int) neoStores.getLabelTokenStore().getHighId();
            int highRelationshipTypeId = (int) neoStores.getRelationshipTypeTokenStore().getHighId();
            CountsComputer initializer = new CountsComputer(lastTxId, nodeStore, relationshipStore, highLabelId, highRelationshipTypeId);
            life.add(new CountsTracker(logService.getInternalLogProvider(), fileSystem, pageCache, config, storeFileBase).setInitializer(initializer));
        }
    }
}

Example 2 with CountsComputer

use of org.neo4j.kernel.impl.store.CountsComputer in project neo4j by neo4j.

the class CountsComputerTest method rebuildCounts.

private void rebuildCounts(long lastCommittedTransactionId) throws IOException {
    cleanupCountsForRebuilding();
    StoreFactory storeFactory = new StoreFactory(dir, pageCache, fs, NullLogProvider.getInstance());
    try (Lifespan life = new Lifespan();
        NeoStores neoStores = storeFactory.openAllNeoStores()) {
        NodeStore nodeStore = neoStores.getNodeStore();
        RelationshipStore relationshipStore = neoStores.getRelationshipStore();
        int highLabelId = (int) neoStores.getLabelTokenStore().getHighId();
        int highRelationshipTypeId = (int) neoStores.getRelationshipTypeTokenStore().getHighId();
        CountsComputer countsComputer = new CountsComputer(lastCommittedTransactionId, nodeStore, relationshipStore, highLabelId, highRelationshipTypeId);
        CountsTracker countsTracker = createCountsTracker();
        life.add(countsTracker.setInitializer(countsComputer));
    }
}