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https://github.com/Winds-Studio/Leaf.git
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fix sent chunks data race
This commit is contained in:
hayanesuru
@@ -1,698 +0,0 @@
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package org.dreeam.leaf.util.map;
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import it.unimi.dsi.fastutil.longs.LongCollection;
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import it.unimi.dsi.fastutil.longs.LongIterator;
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import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
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import it.unimi.dsi.fastutil.longs.LongSet;
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import org.jetbrains.annotations.NotNull;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Objects;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.concurrent.locks.ReentrantLock;
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/**
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* Optimized thread-safe implementation of {@link LongSet} that uses striped locking
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* and primitive long arrays to minimize boxing/unboxing overhead.
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*/
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@SuppressWarnings({"unused", "deprecation"})
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public final class ConcurrentLongHashSet extends LongOpenHashSet implements LongSet {
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// Number of lock stripes - higher number means more concurrency but more memory
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private static final int DEFAULT_CONCURRENCY_LEVEL = 16;
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// Load factor - when to resize the hash table
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private static final float DEFAULT_LOAD_FACTOR = 0.75f;
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// Initial capacity per stripe
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private static final int DEFAULT_INITIAL_CAPACITY = 16;
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// Array of segments (stripes)
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private final Segment[] segments;
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// Total size, cached for faster size() operation
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private final AtomicInteger size;
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/**
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* Creates a new empty concurrent long set with default parameters.
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*/
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public ConcurrentLongHashSet() {
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this(DEFAULT_CONCURRENCY_LEVEL * DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR, DEFAULT_CONCURRENCY_LEVEL);
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}
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/**
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* Creates a new concurrent long set with the specified parameters.
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*
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* @param initialCapacity the initial capacity
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* @param loadFactor the load factor
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* @param concurrencyLevel the concurrency level
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*/
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public ConcurrentLongHashSet(int initialCapacity, float loadFactor, int concurrencyLevel) {
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// Need to call super() even though we don't use its state
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super();
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// Validate parameters
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if (initialCapacity < 0) {
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throw new IllegalArgumentException("Initial capacity must be positive");
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}
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if (loadFactor <= 0 || Float.isNaN(loadFactor)) {
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throw new IllegalArgumentException("Load factor must be positive");
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}
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if (concurrencyLevel <= 0) {
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throw new IllegalArgumentException("Concurrency level must be positive");
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}
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// Calculate segment count (power of 2)
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int segmentCount = 1;
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while (segmentCount < concurrencyLevel) {
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segmentCount <<= 1;
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}
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// Calculate capacity per segment
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int segmentCapacity = Math.max(initialCapacity / segmentCount, DEFAULT_INITIAL_CAPACITY);
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// Create segments
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this.segments = new Segment[segmentCount];
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for (int i = 0; i < segmentCount; i++) {
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this.segments[i] = new Segment(segmentCapacity, loadFactor);
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}
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this.size = new AtomicInteger(0);
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}
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@Override
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public int size() {
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return size.get();
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}
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@Override
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public boolean isEmpty() {
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return size.get() == 0;
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}
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@Override
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public boolean add(long key) {
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Segment segment = segmentFor(key);
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int delta = segment.add(key) ? 1 : 0;
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if (delta > 0) {
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size.addAndGet(delta);
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}
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return delta > 0;
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}
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@Override
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public boolean contains(long key) {
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return segmentFor(key).contains(key);
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}
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@Override
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public boolean remove(long key) {
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Segment segment = segmentFor(key);
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int delta = segment.remove(key) ? -1 : 0;
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if (delta < 0) {
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size.addAndGet(delta);
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}
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return delta < 0;
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}
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@Override
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public void clear() {
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for (Segment segment : segments) {
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segment.clear();
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}
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size.set(0);
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}
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@Override
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public @NotNull LongIterator iterator() {
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return new ConcurrentLongIterator();
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}
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@Override
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public long[] toLongArray() {
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long[] result = new long[size()];
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int index = 0;
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for (Segment segment : segments) {
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index = segment.toLongArray(result, index);
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}
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return result;
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}
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@Override
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public long[] toArray(long[] array) {
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Objects.requireNonNull(array, "Array cannot be null");
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long[] result = toLongArray();
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if (array.length < result.length) {
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return result;
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}
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System.arraycopy(result, 0, array, 0, result.length);
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if (array.length > result.length) {
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array[result.length] = 0;
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}
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return array;
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}
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@NotNull
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@Override
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public Object @NotNull [] toArray() {
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Long[] result = new Long[size()];
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int index = 0;
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for (Segment segment : segments) {
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index = segment.toObjectArray(result, index);
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}
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return result;
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}
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@NotNull
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@Override
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public <T> T @NotNull [] toArray(@NotNull T @NotNull [] array) {
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Objects.requireNonNull(array, "Array cannot be null");
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Long[] result = new Long[size()];
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int index = 0;
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for (Segment segment : segments) {
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index = segment.toObjectArray(result, index);
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}
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if (array.length < result.length) {
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return (T[]) result;
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}
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System.arraycopy(result, 0, array, 0, result.length);
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if (array.length > result.length) {
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array[result.length] = null;
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}
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return array;
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}
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@Override
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public boolean containsAll(@NotNull Collection<?> collection) {
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Objects.requireNonNull(collection, "Collection cannot be null");
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for (Object o : collection) {
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if (o instanceof Long) {
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if (!contains(((Long) o).longValue())) {
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return false;
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}
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} else {
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return false;
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}
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}
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return true;
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}
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@Override
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public boolean addAll(@NotNull Collection<? extends Long> collection) {
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Objects.requireNonNull(collection, "Collection cannot be null");
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boolean modified = false;
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for (Long value : collection) {
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modified |= add(value);
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}
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return modified;
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}
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@Override
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public boolean removeAll(@NotNull Collection<?> collection) {
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Objects.requireNonNull(collection, "Collection cannot be null");
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boolean modified = false;
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for (Object o : collection) {
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if (o instanceof Long) {
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modified |= remove(((Long) o).longValue());
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}
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}
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return modified;
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}
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@Override
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public boolean retainAll(@NotNull Collection<?> collection) {
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Objects.requireNonNull(collection, "Collection cannot be null");
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// Convert collection to a set of longs for faster lookups
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LongOpenHashSet toRetain = new LongOpenHashSet();
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for (Object o : collection) {
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if (o instanceof Long) {
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toRetain.add(((Long) o).longValue());
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}
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}
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boolean modified = false;
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for (Segment segment : segments) {
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modified |= segment.retainAll(toRetain);
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}
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if (modified) {
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// Recalculate size
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int newSize = 0;
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for (Segment segment : segments) {
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newSize += segment.size();
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}
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size.set(newSize);
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}
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return modified;
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}
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@Override
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public boolean addAll(LongCollection c) {
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Objects.requireNonNull(c, "Collection cannot be null");
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boolean modified = false;
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LongIterator iterator = c.iterator();
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while (iterator.hasNext()) {
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modified |= add(iterator.nextLong());
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}
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return modified;
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}
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@Override
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public boolean containsAll(LongCollection c) {
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Objects.requireNonNull(c, "Collection cannot be null");
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LongIterator iterator = c.iterator();
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while (iterator.hasNext()) {
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if (!contains(iterator.nextLong())) {
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return false;
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}
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}
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return true;
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}
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@Override
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public boolean removeAll(LongCollection c) {
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Objects.requireNonNull(c, "Collection cannot be null");
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boolean modified = false;
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LongIterator iterator = c.iterator();
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while (iterator.hasNext()) {
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modified |= remove(iterator.nextLong());
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}
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return modified;
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}
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@Override
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public boolean retainAll(LongCollection c) {
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Objects.requireNonNull(c, "Collection cannot be null");
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// For LongCollection we can directly use it
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boolean modified = false;
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for (Segment segment : segments) {
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modified |= segment.retainAll(c);
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}
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if (modified) {
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// Recalculate size
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int newSize = 0;
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for (Segment segment : segments) {
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newSize += segment.size();
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}
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size.set(newSize);
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}
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return modified;
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (!(o instanceof LongSet that)) return false;
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if (size() != that.size()) return false;
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return containsAll(that);
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}
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@Override
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public int hashCode() {
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int hash = 0;
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for (Segment segment : segments) {
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hash += segment.hashCode();
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}
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return hash;
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}
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@Override
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public String toString() {
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StringBuilder sb = new StringBuilder();
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sb.append('[');
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LongIterator it = iterator();
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boolean hasNext = it.hasNext();
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while (hasNext) {
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sb.append(it.nextLong());
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hasNext = it.hasNext();
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if (hasNext) {
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sb.append(", ");
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}
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}
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sb.append(']');
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return sb.toString();
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}
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/**
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* Find the segment for a given key.
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*/
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private Segment segmentFor(long key) {
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// Use high bits of hash to determine segment
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// This helps spread keys more evenly across segments
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return segments[(int) ((spread(key) >>> segmentShift()) & segmentMask())];
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}
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/**
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* Spread bits to reduce clustering for keys with similar hash codes.
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*/
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private static long spread(long key) {
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long h = key;
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h ^= h >>> 32;
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h ^= h >>> 16;
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h ^= h >>> 8;
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return h;
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}
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private int segmentShift() {
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return Integer.numberOfLeadingZeros(segments.length);
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}
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private int segmentMask() {
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return segments.length - 1;
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}
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/**
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* A segment is a striped portion of the hash set with its own lock.
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*/
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private static class Segment {
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private final ReentrantLock lock = new ReentrantLock();
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private long[] keys;
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private boolean[] used;
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private int size;
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private int threshold;
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private final float loadFactor;
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Segment(int initialCapacity, float loadFactor) {
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int capacity = MathUtil.nextPowerOfTwo(initialCapacity);
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this.keys = new long[capacity];
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this.used = new boolean[capacity];
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this.size = 0;
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this.loadFactor = loadFactor;
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this.threshold = (int) (capacity * loadFactor);
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}
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int size() {
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lock.lock();
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try {
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return size;
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} finally {
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lock.unlock();
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}
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}
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boolean contains(long key) {
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lock.lock();
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try {
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int index = indexOf(key);
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return used[index] && keys[index] == key;
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} finally {
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lock.unlock();
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}
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}
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boolean add(long key) {
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lock.lock();
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try {
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int index = indexOf(key);
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// Key already exists
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if (used[index] && keys[index] == key) {
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return false;
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}
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// Insert key
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keys[index] = key;
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if (!used[index]) {
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used[index] = true;
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size++;
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// Check if rehash is needed
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if (size > threshold) {
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rehash();
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}
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}
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return true;
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} finally {
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lock.unlock();
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}
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}
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boolean remove(long key) {
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lock.lock();
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try {
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int index = indexOf(key);
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// Key not found
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if (!used[index] || keys[index] != key) {
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return false;
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}
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// Mark slot as unused
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used[index] = false;
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size--;
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// If the next slot is also used, we need to handle the removal properly
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// to maintain the open addressing property
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// This rehashing serves as a "cleanup" after removal
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if (size > 0) {
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rehashFromIndex(index);
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}
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return true;
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} finally {
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lock.unlock();
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}
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}
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void clear() {
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lock.lock();
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try {
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Arrays.fill(used, false);
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size = 0;
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} finally {
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lock.unlock();
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}
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}
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int toLongArray(long[] array, int offset) {
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lock.lock();
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try {
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for (int i = 0; i < keys.length; i++) {
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if (used[i]) {
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array[offset++] = keys[i];
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}
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}
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return offset;
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} finally {
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lock.unlock();
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}
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}
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int toObjectArray(Long[] array, int offset) {
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lock.lock();
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try {
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for (int i = 0; i < keys.length; i++) {
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if (used[i]) {
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array[offset++] = keys[i];
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}
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}
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return offset;
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} finally {
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lock.unlock();
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}
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}
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boolean retainAll(LongCollection toRetain) {
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lock.lock();
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try {
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boolean modified = false;
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for (int i = 0; i < keys.length; i++) {
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if (used[i] && !toRetain.contains(keys[i])) {
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used[i] = false;
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size--;
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modified = true;
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}
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}
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// Rehash to clean up if needed
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if (modified && size > 0) {
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rehash();
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}
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||||
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return modified;
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} finally {
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lock.unlock();
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||||
}
|
||||
}
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||||
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||||
/**
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* Find the index where a key should be stored.
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* Uses linear probing for collision resolution.
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||||
*/
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||||
private int indexOf(long key) {
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||||
int mask = keys.length - 1;
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||||
int index = (int) (spread(key) & mask);
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||||
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||||
while (used[index] && keys[index] != key) {
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index = (index + 1) & mask;
|
||||
}
|
||||
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return index;
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||||
}
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||||
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||||
/**
|
||||
* Rehash the segment with a larger capacity.
|
||||
*/
|
||||
private void rehash() {
|
||||
int oldCapacity = keys.length;
|
||||
int newCapacity = oldCapacity * 2;
|
||||
|
||||
long[] oldKeys = keys;
|
||||
boolean[] oldUsed = used;
|
||||
|
||||
keys = new long[newCapacity];
|
||||
used = new boolean[newCapacity];
|
||||
size = 0;
|
||||
threshold = (int) (newCapacity * loadFactor);
|
||||
|
||||
// Re-add all keys
|
||||
for (int i = 0; i < oldCapacity; i++) {
|
||||
if (oldUsed[i]) {
|
||||
add(oldKeys[i]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Rehash from a specific index after removal to maintain proper open addressing.
|
||||
*/
|
||||
private void rehashFromIndex(int startIndex) {
|
||||
int mask = keys.length - 1;
|
||||
int currentIndex = startIndex;
|
||||
int nextIndex = (currentIndex + 1) & mask;
|
||||
|
||||
// For each cluster of used slots following the removal point
|
||||
while (used[nextIndex]) {
|
||||
long key = keys[nextIndex];
|
||||
int targetIndex = (int) (spread(key) & mask);
|
||||
|
||||
// If the key's ideal position is between the removal point and the current position,
|
||||
// move it to the removal point
|
||||
if ((targetIndex <= currentIndex && currentIndex < nextIndex) ||
|
||||
(nextIndex < targetIndex && targetIndex <= currentIndex) ||
|
||||
(currentIndex < nextIndex && nextIndex < targetIndex)) {
|
||||
|
||||
keys[currentIndex] = keys[nextIndex];
|
||||
used[currentIndex] = true;
|
||||
used[nextIndex] = false;
|
||||
currentIndex = nextIndex;
|
||||
}
|
||||
|
||||
nextIndex = (nextIndex + 1) & mask;
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public int hashCode() {
|
||||
lock.lock();
|
||||
try {
|
||||
int hash = 0;
|
||||
for (int i = 0; i < keys.length; i++) {
|
||||
if (used[i]) {
|
||||
hash += Long.hashCode(keys[i]);
|
||||
}
|
||||
}
|
||||
return hash;
|
||||
} finally {
|
||||
lock.unlock();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Concurrent iterator for the set.
|
||||
*/
|
||||
private class ConcurrentLongIterator implements LongIterator {
|
||||
private int segmentIndex;
|
||||
private int keyIndex;
|
||||
private long lastReturned;
|
||||
private boolean lastReturnedValid;
|
||||
|
||||
ConcurrentLongIterator() {
|
||||
segmentIndex = 0;
|
||||
keyIndex = 0;
|
||||
lastReturnedValid = false;
|
||||
advance();
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean hasNext() {
|
||||
return segmentIndex < segments.length;
|
||||
}
|
||||
|
||||
@Override
|
||||
public long nextLong() {
|
||||
if (!hasNext()) {
|
||||
throw new java.util.NoSuchElementException();
|
||||
}
|
||||
|
||||
lastReturned = segments[segmentIndex].keys[keyIndex];
|
||||
lastReturnedValid = true;
|
||||
advance();
|
||||
return lastReturned;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Long next() {
|
||||
return nextLong();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void remove() {
|
||||
if (!lastReturnedValid) {
|
||||
throw new IllegalStateException();
|
||||
}
|
||||
|
||||
ConcurrentLongHashSet.this.remove(lastReturned);
|
||||
lastReturnedValid = false;
|
||||
}
|
||||
|
||||
private void advance() {
|
||||
while (segmentIndex < segments.length) {
|
||||
Segment segment = segments[segmentIndex];
|
||||
|
||||
// Lock the segment to get a consistent view
|
||||
segment.lock.lock();
|
||||
try {
|
||||
while (keyIndex < segment.keys.length) {
|
||||
if (segment.used[keyIndex]) {
|
||||
// Found next element
|
||||
return;
|
||||
}
|
||||
keyIndex++;
|
||||
}
|
||||
} finally {
|
||||
segment.lock.unlock();
|
||||
}
|
||||
|
||||
// Move to next segment
|
||||
segmentIndex++;
|
||||
keyIndex = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Utility class for math operations.
|
||||
*/
|
||||
private static class MathUtil {
|
||||
/**
|
||||
* Returns the next power of two greater than or equal to the given value.
|
||||
*/
|
||||
static int nextPowerOfTwo(int value) {
|
||||
int highestBit = Integer.highestOneBit(value);
|
||||
return value > highestBit ? highestBit << 1 : value;
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,294 @@
|
||||
package org.dreeam.leaf.util.map;
|
||||
|
||||
import it.unimi.dsi.fastutil.longs.LongCollection;
|
||||
import it.unimi.dsi.fastutil.longs.LongIterator;
|
||||
import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
|
||||
import it.unimi.dsi.fastutil.longs.LongSpliterator;
|
||||
import org.jetbrains.annotations.NotNull;
|
||||
|
||||
import java.io.Serial;
|
||||
import java.util.Collection;
|
||||
import java.util.function.Consumer;
|
||||
import java.util.function.IntFunction;
|
||||
import java.util.function.Predicate;
|
||||
|
||||
public class SyncLongOpenHashSet extends LongOpenHashSet {
|
||||
public SyncLongOpenHashSet() {
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean remove(final long k) {
|
||||
synchronized (this) {
|
||||
return super.remove(k);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean add(final long k) {
|
||||
synchronized (this) {
|
||||
return super.add(k);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean contains(final long k) {
|
||||
synchronized (this) {
|
||||
return super.contains(k);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public boolean rem(final long k) {
|
||||
synchronized (this) {
|
||||
return super.remove(k);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public int size() {
|
||||
synchronized (this) {
|
||||
return super.size();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isEmpty() {
|
||||
synchronized (this) {
|
||||
return super.isEmpty();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public long[] toLongArray() {
|
||||
synchronized (this) {
|
||||
return super.toLongArray();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object[] toArray() {
|
||||
synchronized (this) {
|
||||
return super.toArray();
|
||||
}
|
||||
}
|
||||
|
||||
@Deprecated
|
||||
@Override
|
||||
public long[] toLongArray(final long[] a) {
|
||||
return toArray(a);
|
||||
}
|
||||
|
||||
@Override
|
||||
public long[] toArray(final long[] a) {
|
||||
synchronized (this) {
|
||||
return super.toArray(a);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean addAll(final LongCollection c) {
|
||||
synchronized (this) {
|
||||
return super.addAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean containsAll(final LongCollection c) {
|
||||
synchronized (this) {
|
||||
return super.containsAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean removeAll(final LongCollection c) {
|
||||
synchronized (this) {
|
||||
return super.removeAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean removeIf(Predicate<? super Long> filter) {
|
||||
return super.removeIf(filter);
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean retainAll(final LongCollection c) {
|
||||
synchronized (this) {
|
||||
return super.retainAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public boolean add(final Long k) {
|
||||
synchronized (this) {
|
||||
return super.add(k.longValue());
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public boolean contains(final Object k) {
|
||||
synchronized (this) {
|
||||
return super.contains((((Long) k).longValue()));
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public boolean remove(final Object k) {
|
||||
synchronized (this) {
|
||||
return super.remove((((Long) k).longValue()));
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public LongIterator longIterator() {
|
||||
return super.longIterator();
|
||||
}
|
||||
|
||||
@Override
|
||||
public LongSpliterator longSpliterator() {
|
||||
return super.longSpliterator();
|
||||
}
|
||||
|
||||
@Override
|
||||
public java.util.stream.LongStream longStream() {
|
||||
return super.longStream();
|
||||
}
|
||||
|
||||
@Override
|
||||
public java.util.stream.LongStream longParallelStream() {
|
||||
return super.longParallelStream();
|
||||
}
|
||||
|
||||
@Override
|
||||
public <T> T[] toArray(final T[] a) {
|
||||
synchronized (this) {
|
||||
return super.toArray(a);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public <T> T[] toArray(@NotNull IntFunction<T[]> generator) {
|
||||
synchronized (this) {
|
||||
return super.toArray(generator);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public LongIterator iterator() {
|
||||
return super.iterator();
|
||||
}
|
||||
|
||||
@Override
|
||||
public LongSpliterator spliterator() {
|
||||
return super.spliterator();
|
||||
}
|
||||
|
||||
@Deprecated
|
||||
@Override
|
||||
public java.util.stream.Stream<Long> stream() {
|
||||
return super.stream();
|
||||
}
|
||||
|
||||
@Deprecated
|
||||
@Override
|
||||
public java.util.stream.Stream<Long> parallelStream() {
|
||||
return super.parallelStream();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void forEach(final java.util.function.LongConsumer action) {
|
||||
synchronized (this) {
|
||||
super.forEach(action);
|
||||
}
|
||||
}
|
||||
|
||||
@Deprecated
|
||||
@Override
|
||||
public void forEach(Consumer<? super Long> action) {
|
||||
synchronized (this) {
|
||||
super.forEach(action);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean addAll(final Collection<? extends Long> c) {
|
||||
synchronized (this) {
|
||||
return super.addAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean containsAll(final Collection<?> c) {
|
||||
synchronized (this) {
|
||||
return super.containsAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean removeAll(final Collection<?> c) {
|
||||
synchronized (this) {
|
||||
return super.removeAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean retainAll(final Collection<?> c) {
|
||||
synchronized (this) {
|
||||
return super.retainAll(c);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean removeIf(final java.util.function.LongPredicate filter) {
|
||||
synchronized (this) {
|
||||
return super.removeIf(filter);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void clear() {
|
||||
synchronized (this) {
|
||||
super.clear();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
synchronized (this) {
|
||||
return super.toString();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public int hashCode() {
|
||||
synchronized (this) {
|
||||
return super.hashCode();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(final Object o) {
|
||||
if (o == this) return true;
|
||||
synchronized (this) {
|
||||
return super.equals(o);
|
||||
}
|
||||
}
|
||||
|
||||
@Serial
|
||||
private void writeObject(java.io.ObjectOutputStream s) throws java.io.IOException {
|
||||
synchronized (this) {
|
||||
s.defaultWriteObject();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public LongOpenHashSet clone() {
|
||||
synchronized (this) {
|
||||
return super.clone();
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user