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Collections and collection utilities for Neo4j.

There is a newer version: 5.25.1

/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [https://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package org.neo4j.collection.factory;

import org.eclipse.collections.api.map.primitive.MutableLongObjectMap;
import org.eclipse.collections.api.set.primitive.MutableLongSet;
import org.neo4j.collection.HeapTrackingObjectMap;
import org.neo4j.collection.diffset.MutableLongDiffSets;
import org.neo4j.collection.diffset.TrackableDiffSets;
import org.neo4j.collection.trackable.HeapTrackingCollections;
import org.neo4j.memory.Measurable;
import org.neo4j.memory.MemoryTracker;

public class OnHeapCollectionsFactory implements CollectionsFactory {
    public static final CollectionsFactory INSTANCE = new OnHeapCollectionsFactory();

    private OnHeapCollectionsFactory() {
        // nop
    }

    @Override
    public MutableLongSet newLongSet(MemoryTracker memoryTracker) {
        return HeapTrackingCollections.newLongSet(memoryTracker);
    }

    @Override
    public MutableLongDiffSets newLongDiffSets(MemoryTracker memoryTracker) {
        return TrackableDiffSets.newMutableLongDiffSets(this, memoryTracker);
    }

    @Override
    public  MutableLongObjectMap newObjectMap(MemoryTracker memoryTracker) {
        return HeapTrackingObjectMap.createObjectMap(memoryTracker);
    }

    @Override
    public void release() {
        // nop
    }
}