what-the-bank/sources/com/google/common/cache/CacheBuilder.java

430 lines
17 KiB
Java

package com.google.common.cache;
import com.google.common.base.Ascii;
import com.google.common.base.Equivalence;
import com.google.common.base.MoreObjects;
import com.google.common.base.Preconditions;
import com.google.common.base.Supplier;
import com.google.common.base.Suppliers;
import com.google.common.base.Ticker;
import com.google.common.cache.AbstractCache;
import com.google.common.cache.LocalCache;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import java.util.logging.Logger;
/* loaded from: classes2.dex */
public final class CacheBuilder<K, V> {
private static final int DEFAULT_CONCURRENCY_LEVEL = 4;
private static final int DEFAULT_EXPIRATION_NANOS = 0;
private static final int DEFAULT_INITIAL_CAPACITY = 16;
private static final int DEFAULT_REFRESH_NANOS = 0;
static final int UNSET_INT = -1;
Equivalence<Object> keyEquivalence;
LocalCache.Strength keyStrength;
RemovalListener<? super K, ? super V> removalListener;
Ticker ticker;
Equivalence<Object> valueEquivalence;
LocalCache.Strength valueStrength;
Weigher<? super K, ? super V> weigher;
static final Supplier<? extends AbstractCache.StatsCounter> NULL_STATS_COUNTER = Suppliers.ofInstance(new AbstractCache.StatsCounter() { // from class: com.google.common.cache.CacheBuilder.1
@Override // com.google.common.cache.AbstractCache.StatsCounter
public void recordEviction() {
}
@Override // com.google.common.cache.AbstractCache.StatsCounter
public void recordHits(int i) {
}
@Override // com.google.common.cache.AbstractCache.StatsCounter
public void recordLoadException(long j) {
}
@Override // com.google.common.cache.AbstractCache.StatsCounter
public void recordLoadSuccess(long j) {
}
@Override // com.google.common.cache.AbstractCache.StatsCounter
public void recordMisses(int i) {
}
@Override // com.google.common.cache.AbstractCache.StatsCounter
public CacheStats snapshot() {
return CacheBuilder.EMPTY_STATS;
}
});
static final CacheStats EMPTY_STATS = new CacheStats(0, 0, 0, 0, 0, 0);
static final Supplier<AbstractCache.StatsCounter> CACHE_STATS_COUNTER = new Supplier<AbstractCache.StatsCounter>() { // from class: com.google.common.cache.CacheBuilder.2
/* JADX WARN: Can't rename method to resolve collision */
@Override // com.google.common.base.Supplier
public AbstractCache.StatsCounter get() {
return new AbstractCache.SimpleStatsCounter();
}
};
static final Ticker NULL_TICKER = new Ticker() { // from class: com.google.common.cache.CacheBuilder.3
@Override // com.google.common.base.Ticker
public long read() {
return 0L;
}
};
private static final Logger logger = Logger.getLogger(CacheBuilder.class.getName());
boolean strictParsing = true;
int initialCapacity = -1;
int concurrencyLevel = -1;
long maximumSize = -1;
long maximumWeight = -1;
long expireAfterWriteNanos = -1;
long expireAfterAccessNanos = -1;
long refreshNanos = -1;
Supplier<? extends AbstractCache.StatsCounter> statsCounterSupplier = NULL_STATS_COUNTER;
/* loaded from: classes2.dex */
enum NullListener implements RemovalListener<Object, Object> {
INSTANCE;
@Override // com.google.common.cache.RemovalListener
public final void onRemoval(RemovalNotification<Object, Object> removalNotification) {
}
}
/* loaded from: classes2.dex */
enum OneWeigher implements Weigher<Object, Object> {
INSTANCE;
@Override // com.google.common.cache.Weigher
public final int weigh(Object obj, Object obj2) {
return 1;
}
}
private CacheBuilder() {
}
public static CacheBuilder<Object, Object> newBuilder() {
return new CacheBuilder<>();
}
public static CacheBuilder<Object, Object> from(CacheBuilderSpec cacheBuilderSpec) {
return cacheBuilderSpec.toCacheBuilder().lenientParsing();
}
public static CacheBuilder<Object, Object> from(String str) {
return from(CacheBuilderSpec.parse(str));
}
/* JADX INFO: Access modifiers changed from: package-private */
public final CacheBuilder<K, V> keyEquivalence(Equivalence<Object> equivalence) {
Equivalence<Object> equivalence2 = this.keyEquivalence;
Preconditions.checkState(equivalence2 == null, "key equivalence was already set to %s", equivalence2);
this.keyEquivalence = (Equivalence) Preconditions.checkNotNull(equivalence);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final Equivalence<Object> getKeyEquivalence() {
return (Equivalence) MoreObjects.firstNonNull(this.keyEquivalence, getKeyStrength().defaultEquivalence());
}
/* JADX INFO: Access modifiers changed from: package-private */
public final CacheBuilder<K, V> valueEquivalence(Equivalence<Object> equivalence) {
Equivalence<Object> equivalence2 = this.valueEquivalence;
Preconditions.checkState(equivalence2 == null, "value equivalence was already set to %s", equivalence2);
this.valueEquivalence = (Equivalence) Preconditions.checkNotNull(equivalence);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final Equivalence<Object> getValueEquivalence() {
return (Equivalence) MoreObjects.firstNonNull(this.valueEquivalence, getValueStrength().defaultEquivalence());
}
public final CacheBuilder<K, V> initialCapacity(int i) {
int i2 = this.initialCapacity;
Preconditions.checkState(i2 == -1, "initial capacity was already set to %s", i2);
Preconditions.checkArgument(i >= 0);
this.initialCapacity = i;
return this;
}
public final CacheBuilder<K, V> concurrencyLevel(int i) {
int i2 = this.concurrencyLevel;
Preconditions.checkState(i2 == -1, "concurrency level was already set to %s", i2);
Preconditions.checkArgument(i > 0);
this.concurrencyLevel = i;
return this;
}
public final CacheBuilder<K, V> maximumSize(long j) {
long j2 = this.maximumSize;
Preconditions.checkState(j2 == -1, "maximum size was already set to %s", j2);
long j3 = this.maximumWeight;
Preconditions.checkState(j3 == -1, "maximum weight was already set to %s", j3);
Preconditions.checkState(this.weigher == null, "maximum size can not be combined with weigher");
Preconditions.checkArgument(j >= 0, "maximum size must not be negative");
this.maximumSize = j;
return this;
}
public final CacheBuilder<K, V> maximumWeight(long j) {
long j2 = this.maximumWeight;
Preconditions.checkState(j2 == -1, "maximum weight was already set to %s", j2);
long j3 = this.maximumSize;
Preconditions.checkState(j3 == -1, "maximum size was already set to %s", j3);
Preconditions.checkArgument(j >= 0, "maximum weight must not be negative");
this.maximumWeight = j;
return this;
}
/* JADX WARN: Multi-variable type inference failed */
public final <K1 extends K, V1 extends V> CacheBuilder<K1, V1> weigher(Weigher<? super K1, ? super V1> weigher) {
Preconditions.checkState(this.weigher == null);
if (this.strictParsing) {
long j = this.maximumSize;
Preconditions.checkState(j == -1, "weigher can not be combined with maximum size", j);
}
this.weigher = (Weigher) Preconditions.checkNotNull(weigher);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final <K1 extends K, V1 extends V> Weigher<K1, V1> getWeigher() {
return (Weigher) MoreObjects.firstNonNull(this.weigher, OneWeigher.INSTANCE);
}
public final CacheBuilder<K, V> weakKeys() {
return setKeyStrength(LocalCache.Strength.WEAK);
}
/* JADX INFO: Access modifiers changed from: package-private */
public final CacheBuilder<K, V> setKeyStrength(LocalCache.Strength strength) {
LocalCache.Strength strength2 = this.keyStrength;
Preconditions.checkState(strength2 == null, "Key strength was already set to %s", strength2);
this.keyStrength = (LocalCache.Strength) Preconditions.checkNotNull(strength);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final LocalCache.Strength getKeyStrength() {
return (LocalCache.Strength) MoreObjects.firstNonNull(this.keyStrength, LocalCache.Strength.STRONG);
}
public final CacheBuilder<K, V> weakValues() {
return setValueStrength(LocalCache.Strength.WEAK);
}
public final CacheBuilder<K, V> softValues() {
return setValueStrength(LocalCache.Strength.SOFT);
}
/* JADX INFO: Access modifiers changed from: package-private */
public final CacheBuilder<K, V> setValueStrength(LocalCache.Strength strength) {
LocalCache.Strength strength2 = this.valueStrength;
Preconditions.checkState(strength2 == null, "Value strength was already set to %s", strength2);
this.valueStrength = (LocalCache.Strength) Preconditions.checkNotNull(strength);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final LocalCache.Strength getValueStrength() {
return (LocalCache.Strength) MoreObjects.firstNonNull(this.valueStrength, LocalCache.Strength.STRONG);
}
public final CacheBuilder<K, V> expireAfterWrite(long j, TimeUnit timeUnit) {
long j2 = this.expireAfterWriteNanos;
Preconditions.checkState(j2 == -1, "expireAfterWrite was already set to %s ns", j2);
Preconditions.checkArgument(j >= 0, "duration cannot be negative: %s %s", j, timeUnit);
this.expireAfterWriteNanos = timeUnit.toNanos(j);
return this;
}
public final CacheBuilder<K, V> expireAfterAccess(long j, TimeUnit timeUnit) {
long j2 = this.expireAfterAccessNanos;
Preconditions.checkState(j2 == -1, "expireAfterAccess was already set to %s ns", j2);
Preconditions.checkArgument(j >= 0, "duration cannot be negative: %s %s", j, timeUnit);
this.expireAfterAccessNanos = timeUnit.toNanos(j);
return this;
}
public final CacheBuilder<K, V> refreshAfterWrite(long j, TimeUnit timeUnit) {
Preconditions.checkNotNull(timeUnit);
long j2 = this.refreshNanos;
Preconditions.checkState(j2 == -1, "refresh was already set to %s ns", j2);
Preconditions.checkArgument(j > 0, "duration must be positive: %s %s", j, timeUnit);
this.refreshNanos = timeUnit.toNanos(j);
return this;
}
public final CacheBuilder<K, V> ticker(Ticker ticker) {
Preconditions.checkState(this.ticker == null);
this.ticker = (Ticker) Preconditions.checkNotNull(ticker);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final Ticker getTicker(boolean z) {
Ticker ticker = this.ticker;
return ticker != null ? ticker : z ? Ticker.systemTicker() : NULL_TICKER;
}
/* JADX WARN: Multi-variable type inference failed */
public final <K1 extends K, V1 extends V> CacheBuilder<K1, V1> removalListener(RemovalListener<? super K1, ? super V1> removalListener) {
Preconditions.checkState(this.removalListener == null);
this.removalListener = (RemovalListener) Preconditions.checkNotNull(removalListener);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final <K1 extends K, V1 extends V> RemovalListener<K1, V1> getRemovalListener() {
return (RemovalListener) MoreObjects.firstNonNull(this.removalListener, NullListener.INSTANCE);
}
public final <K1 extends K, V1 extends V> LoadingCache<K1, V1> build(CacheLoader<? super K1, V1> cacheLoader) {
checkWeightWithWeigher();
return new LocalCache.LocalLoadingCache(this, cacheLoader);
}
public final <K1 extends K, V1 extends V> Cache<K1, V1> build() {
checkWeightWithWeigher();
checkNonLoadingCache();
return new LocalCache.LocalManualCache(this);
}
private void checkNonLoadingCache() {
Preconditions.checkState(this.refreshNanos == -1, "refreshAfterWrite requires a LoadingCache");
}
private void checkWeightWithWeigher() {
if (this.weigher == null) {
Preconditions.checkState(this.maximumWeight == -1, "maximumWeight requires weigher");
} else if (this.strictParsing) {
Preconditions.checkState(this.maximumWeight != -1, "weigher requires maximumWeight");
} else if (this.maximumWeight == -1) {
logger.log(Level.WARNING, "ignoring weigher specified without maximumWeight");
}
}
public final String toString() {
MoreObjects.ToStringHelper stringHelper = MoreObjects.toStringHelper(this);
int i = this.initialCapacity;
if (i != -1) {
stringHelper.add("initialCapacity", i);
}
int i2 = this.concurrencyLevel;
if (i2 != -1) {
stringHelper.add("concurrencyLevel", i2);
}
long j = this.maximumSize;
if (j != -1) {
stringHelper.add("maximumSize", j);
}
long j2 = this.maximumWeight;
if (j2 != -1) {
stringHelper.add("maximumWeight", j2);
}
long j3 = this.expireAfterWriteNanos;
if (j3 != -1) {
StringBuilder sb = new StringBuilder(22);
sb.append(j3);
sb.append("ns");
stringHelper.add("expireAfterWrite", sb.toString());
}
long j4 = this.expireAfterAccessNanos;
if (j4 != -1) {
StringBuilder sb2 = new StringBuilder(22);
sb2.append(j4);
sb2.append("ns");
stringHelper.add("expireAfterAccess", sb2.toString());
}
LocalCache.Strength strength = this.keyStrength;
if (strength != null) {
stringHelper.add("keyStrength", Ascii.toLowerCase(strength.toString()));
}
LocalCache.Strength strength2 = this.valueStrength;
if (strength2 != null) {
stringHelper.add("valueStrength", Ascii.toLowerCase(strength2.toString()));
}
if (this.keyEquivalence != null) {
stringHelper.addValue("keyEquivalence");
}
if (this.valueEquivalence != null) {
stringHelper.addValue("valueEquivalence");
}
if (this.removalListener != null) {
stringHelper.addValue("removalListener");
}
return stringHelper.toString();
}
public final CacheBuilder<K, V> recordStats() {
this.statsCounterSupplier = CACHE_STATS_COUNTER;
return this;
}
final CacheBuilder<K, V> lenientParsing() {
this.strictParsing = false;
return this;
}
final boolean isRecordingStats() {
return this.statsCounterSupplier == CACHE_STATS_COUNTER;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final Supplier<? extends AbstractCache.StatsCounter> getStatsCounterSupplier() {
return this.statsCounterSupplier;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final long getRefreshNanos() {
long j = this.refreshNanos;
if (j == -1) {
return 0L;
}
return j;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final long getMaximumWeight() {
if (this.expireAfterWriteNanos == 0 || this.expireAfterAccessNanos == 0) {
return 0L;
}
return this.weigher == null ? this.maximumSize : this.maximumWeight;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final int getInitialCapacity() {
int i = this.initialCapacity;
if (i == -1) {
return 16;
}
return i;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final long getExpireAfterWriteNanos() {
long j = this.expireAfterWriteNanos;
if (j == -1) {
return 0L;
}
return j;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final long getExpireAfterAccessNanos() {
long j = this.expireAfterAccessNanos;
if (j == -1) {
return 0L;
}
return j;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final int getConcurrencyLevel() {
int i = this.concurrencyLevel;
if (i == -1) {
return 4;
}
return i;
}
}