131 lines
4.8 KiB
Java
131 lines
4.8 KiB
Java
package com.google.common.cache;
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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.base.Supplier;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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import com.google.common.util.concurrent.ListenableFutureTask;
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import java.io.Serializable;
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import java.util.Map;
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import java.util.concurrent.Callable;
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import java.util.concurrent.Executor;
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/* loaded from: classes2.dex */
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public abstract class CacheLoader<K, V> {
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public abstract V load(K k) throws Exception;
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public ListenableFuture<V> reload(K k, V v) throws Exception {
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Preconditions.checkNotNull(k);
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Preconditions.checkNotNull(v);
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return Futures.immediateFuture(load(k));
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}
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public Map<K, V> loadAll(Iterable<? extends K> iterable) throws Exception {
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throw new UnsupportedLoadingOperationException();
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}
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public static <K, V> CacheLoader<K, V> from(Function<K, V> function) {
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return new FunctionToCacheLoader(function);
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}
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public static <V> CacheLoader<Object, V> from(Supplier<V> supplier) {
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return new SupplierToCacheLoader(supplier);
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}
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/* loaded from: classes2.dex */
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static final class FunctionToCacheLoader<K, V> extends CacheLoader<K, V> implements Serializable {
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private static final long serialVersionUID = 0;
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private final Function<K, V> computingFunction;
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public FunctionToCacheLoader(Function<K, V> function) {
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this.computingFunction = (Function) Preconditions.checkNotNull(function);
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}
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@Override // com.google.common.cache.CacheLoader
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public final V load(K k) {
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return (V) this.computingFunction.apply(Preconditions.checkNotNull(k));
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}
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}
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public static <K, V> CacheLoader<K, V> asyncReloading(CacheLoader<K, V> cacheLoader, Executor executor) {
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Preconditions.checkNotNull(cacheLoader);
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Preconditions.checkNotNull(executor);
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return new AnonymousClass1(cacheLoader, executor);
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}
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/* renamed from: com.google.common.cache.CacheLoader$1, reason: invalid class name */
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/* loaded from: classes2.dex */
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class AnonymousClass1 extends CacheLoader<K, V> {
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final Executor val$executor;
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final CacheLoader val$loader;
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AnonymousClass1(CacheLoader cacheLoader, Executor executor) {
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this.val$loader = cacheLoader;
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this.val$executor = executor;
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}
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@Override // com.google.common.cache.CacheLoader
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public V load(K k) throws Exception {
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return (V) this.val$loader.load(k);
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}
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@Override // com.google.common.cache.CacheLoader
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public ListenableFuture<V> reload(K k, V v) throws Exception {
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ListenableFutureTask create = ListenableFutureTask.create(new Callable<V>(this, k, v) { // from class: com.google.common.cache.CacheLoader.1.1
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final AnonymousClass1 this$0;
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final Object val$key;
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final Object val$oldValue;
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{
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this.this$0 = this;
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this.val$key = k;
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this.val$oldValue = v;
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}
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/* JADX WARN: Multi-variable type inference failed */
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@Override // java.util.concurrent.Callable
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public V call() throws Exception {
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return this.this$0.val$loader.reload(this.val$key, this.val$oldValue).get();
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}
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});
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this.val$executor.execute(create);
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return create;
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}
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@Override // com.google.common.cache.CacheLoader
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public Map<K, V> loadAll(Iterable<? extends K> iterable) throws Exception {
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return this.val$loader.loadAll(iterable);
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}
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}
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/* loaded from: classes2.dex */
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static final class SupplierToCacheLoader<V> extends CacheLoader<Object, V> implements Serializable {
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private static final long serialVersionUID = 0;
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private final Supplier<V> computingSupplier;
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public SupplierToCacheLoader(Supplier<V> supplier) {
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this.computingSupplier = (Supplier) Preconditions.checkNotNull(supplier);
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}
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@Override // com.google.common.cache.CacheLoader
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public final V load(Object obj) {
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Preconditions.checkNotNull(obj);
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return this.computingSupplier.get();
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}
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}
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/* loaded from: classes2.dex */
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public static final class UnsupportedLoadingOperationException extends UnsupportedOperationException {
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UnsupportedLoadingOperationException() {
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}
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}
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/* loaded from: classes2.dex */
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public static final class InvalidCacheLoadException extends RuntimeException {
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public InvalidCacheLoadException(String str) {
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super(str);
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}
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}
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}
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