private void InitializeNodeImport(Input_Estimates estimates, IdMapper idMapper, BatchingNeoStores neoStores)
{
long numberOfNodes = estimates.NumberOfNodes();
PrintStageHeader("(1/4) Node import", ESTIMATED_NUMBER_OF_NODES, count(numberOfNodes), ESTIMATED_DISK_SPACE_USAGE, bytes(NodesDiskUsage(estimates, neoStores) + estimates.SizeOfNodeProperties()), ESTIMATED_REQUIRED_MEMORY_USAGE, bytes(BaselineMemoryRequirement(neoStores) + defensivelyPadMemoryEstimate(idMapper.MemoryEstimation(numberOfNodes))));
// A difficulty with the goal here is that we don't know how much work there is to be done in id mapper preparation stage.
// In addition to nodes themselves and SPLIT,SORT,DETECT there may be RESOLVE,SORT,DEDUPLICATE too, if there are collisions
long goal = idMapper.NeedsPreparation() ? numberOfNodes + Weighted(IdMapperPreparationStage.NAME, numberOfNodes * 4) : numberOfNodes;
InitializeProgress(goal, ImportStage.NodeImport);
}
public override void Initialize(DependencyResolver dependencyResolver)
{
this._dependencyResolver = dependencyResolver;
Input_Estimates estimates = dependencyResolver.ResolveDependency(typeof(Input_Estimates));
BatchingNeoStores neoStores = dependencyResolver.ResolveDependency(typeof(BatchingNeoStores));
IdMapper idMapper = dependencyResolver.ResolveDependency(typeof(IdMapper));
NodeRelationshipCache nodeRelationshipCache = dependencyResolver.ResolveDependency(typeof(NodeRelationshipCache));
_pageCacheArrayFactoryMonitor = dependencyResolver.ResolveDependency(typeof(PageCacheArrayFactoryMonitor));
long biggestCacheMemory = estimatedCacheSize(neoStores, nodeRelationshipCache.MemoryEstimation(estimates.NumberOfNodes()), idMapper.MemoryEstimation(estimates.NumberOfNodes()));
PrintStageHeader("Import starting", ESTIMATED_NUMBER_OF_NODES, count(estimates.NumberOfNodes()), ESTIMATED_NUMBER_OF_NODE_PROPERTIES, count(estimates.NumberOfNodeProperties()), ESTIMATED_NUMBER_OF_RELATIONSHIPS, count(estimates.NumberOfRelationships()), ESTIMATED_NUMBER_OF_RELATIONSHIP_PROPERTIES, count(estimates.NumberOfRelationshipProperties()), ESTIMATED_DISK_SPACE_USAGE, bytes(NodesDiskUsage(estimates, neoStores) + RelationshipsDiskUsage(estimates, neoStores) + estimates.SizeOfNodeProperties() + estimates.SizeOfRelationshipProperties()), ESTIMATED_REQUIRED_MEMORY_USAGE, bytes(biggestCacheMemory));
Console.WriteLine();
}
