238 lines
6.7 KiB
Java
238 lines
6.7 KiB
Java
package com.google.common.util.concurrent;
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import com.google.common.base.Function;
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import com.google.common.base.Preconditions;
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import com.google.common.collect.Maps;
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import java.io.Serializable;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.atomic.AtomicLong;
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/* loaded from: classes2.dex */
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public final class AtomicLongMap<K> implements Serializable {
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private transient Map<K, Long> asMap;
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private final ConcurrentHashMap<K, AtomicLong> map;
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private AtomicLongMap(ConcurrentHashMap<K, AtomicLong> concurrentHashMap) {
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this.map = (ConcurrentHashMap) Preconditions.checkNotNull(concurrentHashMap);
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}
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public static <K> AtomicLongMap<K> create() {
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return new AtomicLongMap<>(new ConcurrentHashMap());
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}
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public static <K> AtomicLongMap<K> create(Map<? extends K, ? extends Long> map) {
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AtomicLongMap<K> create = create();
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create.putAll(map);
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return create;
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}
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public final long get(K k) {
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AtomicLong atomicLong = this.map.get(k);
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if (atomicLong == null) {
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return 0L;
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}
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return atomicLong.get();
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}
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public final long incrementAndGet(K k) {
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return addAndGet(k, 1L);
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}
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public final long decrementAndGet(K k) {
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return addAndGet(k, -1L);
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}
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public final long addAndGet(K k, long j) {
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AtomicLong atomicLong;
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long j2;
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long j3;
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do {
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atomicLong = this.map.get(k);
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if (atomicLong == null && (atomicLong = this.map.putIfAbsent(k, new AtomicLong(j))) == null) {
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return j;
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}
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do {
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j2 = atomicLong.get();
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if (j2 != 0) {
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j3 = j2 + j;
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}
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} while (!atomicLong.compareAndSet(j2, j3));
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return j3;
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} while (!this.map.replace(k, atomicLong, new AtomicLong(j)));
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return j;
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}
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public final long getAndIncrement(K k) {
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return getAndAdd(k, 1L);
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}
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public final long getAndDecrement(K k) {
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return getAndAdd(k, -1L);
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}
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public final long getAndAdd(K k, long j) {
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AtomicLong atomicLong;
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long j2;
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do {
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atomicLong = this.map.get(k);
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if (atomicLong == null && (atomicLong = this.map.putIfAbsent(k, new AtomicLong(j))) == null) {
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return 0L;
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}
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do {
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j2 = atomicLong.get();
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if (j2 == 0) {
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}
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} while (!atomicLong.compareAndSet(j2, j2 + j));
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return j2;
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} while (!this.map.replace(k, atomicLong, new AtomicLong(j)));
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return 0L;
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}
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public final long put(K k, long j) {
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AtomicLong atomicLong;
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long j2;
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do {
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atomicLong = this.map.get(k);
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if (atomicLong == null && (atomicLong = this.map.putIfAbsent(k, new AtomicLong(j))) == null) {
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return 0L;
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}
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do {
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j2 = atomicLong.get();
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if (j2 == 0) {
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}
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} while (!atomicLong.compareAndSet(j2, j));
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return j2;
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} while (!this.map.replace(k, atomicLong, new AtomicLong(j)));
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return 0L;
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}
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public final void putAll(Map<? extends K, ? extends Long> map) {
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for (Map.Entry<? extends K, ? extends Long> entry : map.entrySet()) {
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put(entry.getKey(), entry.getValue().longValue());
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}
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}
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public final long remove(K k) {
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long j;
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AtomicLong atomicLong = this.map.get(k);
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if (atomicLong == null) {
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return 0L;
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}
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do {
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j = atomicLong.get();
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if (j == 0) {
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break;
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}
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} while (!atomicLong.compareAndSet(j, 0L));
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this.map.remove(k, atomicLong);
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return j;
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}
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final boolean remove(K k, long j) {
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AtomicLong atomicLong = this.map.get(k);
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if (atomicLong == null) {
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return false;
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}
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long j2 = atomicLong.get();
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if (j2 != j) {
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return false;
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}
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if (j2 != 0 && !atomicLong.compareAndSet(j2, 0L)) {
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return false;
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}
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this.map.remove(k, atomicLong);
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return true;
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}
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public final boolean removeIfZero(K k) {
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return remove(k, 0L);
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}
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public final void removeAllZeros() {
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Iterator<Map.Entry<K, AtomicLong>> it = this.map.entrySet().iterator();
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while (it.hasNext()) {
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AtomicLong value = it.next().getValue();
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if (value != null && value.get() == 0) {
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it.remove();
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}
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}
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}
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public final long sum() {
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Iterator<AtomicLong> it = this.map.values().iterator();
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long j = 0;
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while (it.hasNext()) {
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j += it.next().get();
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}
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return j;
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}
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public final Map<K, Long> asMap() {
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Map<K, Long> map = this.asMap;
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if (map != null) {
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return map;
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}
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Map<K, Long> createAsMap = createAsMap();
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this.asMap = createAsMap;
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return createAsMap;
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}
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private Map<K, Long> createAsMap() {
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return Collections.unmodifiableMap(Maps.transformValues(this.map, new Function<AtomicLong, Long>(this) { // from class: com.google.common.util.concurrent.AtomicLongMap.1
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@Override // com.google.common.base.Function
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public Long apply(AtomicLong atomicLong) {
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return Long.valueOf(atomicLong.get());
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}
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}));
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}
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public final boolean containsKey(Object obj) {
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return this.map.containsKey(obj);
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}
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public final int size() {
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return this.map.size();
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}
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public final boolean isEmpty() {
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return this.map.isEmpty();
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}
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public final void clear() {
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this.map.clear();
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}
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public final String toString() {
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return this.map.toString();
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}
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final long putIfAbsent(K k, long j) {
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AtomicLong atomicLong;
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do {
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atomicLong = this.map.get(k);
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if (atomicLong == null && (atomicLong = this.map.putIfAbsent(k, new AtomicLong(j))) == null) {
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return 0L;
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}
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long j2 = atomicLong.get();
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if (j2 != 0) {
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return j2;
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}
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} while (!this.map.replace(k, atomicLong, new AtomicLong(j)));
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return 0L;
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}
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final boolean replace(K k, long j, long j2) {
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if (j == 0) {
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return putIfAbsent(k, j2) == 0;
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}
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AtomicLong atomicLong = this.map.get(k);
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if (atomicLong != null) {
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return atomicLong.compareAndSet(j, j2);
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}
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return false;
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}
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}
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