171 lines
7.6 KiB
Java
171 lines
7.6 KiB
Java
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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.util.concurrent.FluentFuture;
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import java.util.concurrent.CancellationException;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.Executor;
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public abstract class AbstractTransformFuture<I, O, F, T> extends FluentFuture.TrustedFuture<O> implements Runnable {
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F function;
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ListenableFuture<? extends I> inputFuture;
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abstract T doTransform(F f, I i) throws Exception;
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abstract void setResult(T t);
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/* JADX INFO: Access modifiers changed from: package-private */
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public static <I, O> ListenableFuture<O> create(ListenableFuture<I> listenableFuture, AsyncFunction<? super I, ? extends O> asyncFunction, Executor executor) {
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Preconditions.checkNotNull(executor);
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AsyncTransformFuture asyncTransformFuture = new AsyncTransformFuture(listenableFuture, asyncFunction);
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listenableFuture.addListener(asyncTransformFuture, MoreExecutors.rejectionPropagatingExecutor(executor, asyncTransformFuture));
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return asyncTransformFuture;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public static <I, O> ListenableFuture<O> create(ListenableFuture<I> listenableFuture, Function<? super I, ? extends O> function, Executor executor) {
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Preconditions.checkNotNull(function);
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TransformFuture transformFuture = new TransformFuture(listenableFuture, function);
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listenableFuture.addListener(transformFuture, MoreExecutors.rejectionPropagatingExecutor(executor, transformFuture));
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return transformFuture;
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}
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AbstractTransformFuture(ListenableFuture<? extends I> listenableFuture, F f) {
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this.inputFuture = (ListenableFuture) Preconditions.checkNotNull(listenableFuture);
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this.function = (F) Preconditions.checkNotNull(f);
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}
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/* JADX WARN: Multi-variable type inference failed */
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@Override // java.lang.Runnable
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public final void run() {
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ListenableFuture<? extends I> listenableFuture = this.inputFuture;
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F f = this.function;
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if ((isCancelled() | (listenableFuture == null)) || (f == null)) {
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return;
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}
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this.inputFuture = null;
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if (listenableFuture.isCancelled()) {
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setFuture(listenableFuture);
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return;
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}
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try {
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try {
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Object doTransform = doTransform(f, Futures.getDone(listenableFuture));
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this.function = null;
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setResult(doTransform);
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} catch (Throwable th) {
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try {
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setException(th);
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} finally {
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this.function = null;
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}
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}
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} catch (Error e) {
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setException(e);
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} catch (CancellationException unused) {
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cancel(false);
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} catch (RuntimeException e2) {
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setException(e2);
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} catch (ExecutionException e3) {
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setException(e3.getCause());
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}
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}
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/* JADX INFO: Access modifiers changed from: protected */
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@Override // com.google.common.util.concurrent.AbstractFuture
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public final void afterDone() {
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maybePropagateCancellationTo(this.inputFuture);
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this.inputFuture = null;
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this.function = null;
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}
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/* JADX INFO: Access modifiers changed from: protected */
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@Override // com.google.common.util.concurrent.AbstractFuture
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public String pendingToString() {
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String str;
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ListenableFuture<? extends I> listenableFuture = this.inputFuture;
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F f = this.function;
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String pendingToString = super.pendingToString();
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if (listenableFuture != null) {
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String valueOf = String.valueOf(listenableFuture);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 16);
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sb.append("inputFuture=[");
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sb.append(valueOf);
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sb.append("], ");
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str = sb.toString();
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} else {
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str = "";
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}
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if (f == null) {
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if (pendingToString == null) {
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return null;
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}
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String valueOf2 = String.valueOf(str);
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String valueOf3 = String.valueOf(pendingToString);
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return valueOf3.length() != 0 ? valueOf2.concat(valueOf3) : new String(valueOf2);
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}
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String valueOf4 = String.valueOf(f);
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StringBuilder sb2 = new StringBuilder(String.valueOf(str).length() + 11 + String.valueOf(valueOf4).length());
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sb2.append(str);
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sb2.append("function=[");
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sb2.append(valueOf4);
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sb2.append("]");
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return sb2.toString();
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public static final class AsyncTransformFuture<I, O> extends AbstractTransformFuture<I, O, AsyncFunction<? super I, ? extends O>, ListenableFuture<? extends O>> {
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/* JADX WARN: Multi-variable type inference failed */
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@Override // com.google.common.util.concurrent.AbstractTransformFuture
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final /* bridge */ /* synthetic */ Object doTransform(Object obj, Object obj2) throws Exception {
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return doTransform((AsyncFunction<? super AsyncFunction<? super I, ? extends O>, ? extends O>) obj, (AsyncFunction<? super I, ? extends O>) obj2);
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}
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AsyncTransformFuture(ListenableFuture<? extends I> listenableFuture, AsyncFunction<? super I, ? extends O> asyncFunction) {
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super(listenableFuture, asyncFunction);
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}
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/* JADX WARN: Multi-variable type inference failed */
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final ListenableFuture<? extends O> doTransform(AsyncFunction<? super I, ? extends O> asyncFunction, I i) throws Exception {
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ListenableFuture<? extends O> apply = asyncFunction.apply(i);
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Preconditions.checkNotNull(apply, "AsyncFunction.apply returned null instead of a Future. Did you mean to return immediateFuture(null)? %s", asyncFunction);
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return apply;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* JADX WARN: Multi-variable type inference failed */
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@Override // com.google.common.util.concurrent.AbstractTransformFuture
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public final void setResult(ListenableFuture<? extends O> listenableFuture) {
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setFuture(listenableFuture);
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}
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public static final class TransformFuture<I, O> extends AbstractTransformFuture<I, O, Function<? super I, ? extends O>, O> {
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/* JADX WARN: Multi-variable type inference failed */
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@Override // com.google.common.util.concurrent.AbstractTransformFuture
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final /* bridge */ /* synthetic */ Object doTransform(Object obj, Object obj2) throws Exception {
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return doTransform((Function<? super Function<? super I, ? extends O>, ? extends O>) obj, (Function<? super I, ? extends O>) obj2);
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}
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TransformFuture(ListenableFuture<? extends I> listenableFuture, Function<? super I, ? extends O> function) {
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super(listenableFuture, function);
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}
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/* JADX WARN: Multi-variable type inference failed */
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final O doTransform(Function<? super I, ? extends O> function, I i) {
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return function.apply(i);
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}
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@Override // com.google.common.util.concurrent.AbstractTransformFuture
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final void setResult(O o2) {
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set(o2);
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}
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}
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}
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