566 lines
23 KiB
Java
566 lines
23 KiB
Java
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package com.google.common.util.concurrent;
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import com.google.common.base.Preconditions;
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import com.google.common.util.concurrent.ListenerCallQueue;
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import com.google.common.util.concurrent.Monitor;
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import com.google.common.util.concurrent.Service;
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import java.util.concurrent.Executor;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeoutException;
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/* loaded from: classes2.dex */
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public abstract class AbstractService implements Service {
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private static final ListenerCallQueue.Event<Service.Listener> STARTING_EVENT = new ListenerCallQueue.Event<Service.Listener>() { // from class: com.google.common.util.concurrent.AbstractService.1
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@Override // com.google.common.util.concurrent.ListenerCallQueue.Event
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public void call(Service.Listener listener) {
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listener.starting();
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}
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public String toString() {
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return "starting()";
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}
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};
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private static final ListenerCallQueue.Event<Service.Listener> RUNNING_EVENT = new ListenerCallQueue.Event<Service.Listener>() { // from class: com.google.common.util.concurrent.AbstractService.2
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@Override // com.google.common.util.concurrent.ListenerCallQueue.Event
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public void call(Service.Listener listener) {
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listener.running();
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}
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public String toString() {
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return "running()";
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}
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};
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private static final ListenerCallQueue.Event<Service.Listener> STOPPING_FROM_STARTING_EVENT = stoppingEvent(Service.State.STARTING);
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private static final ListenerCallQueue.Event<Service.Listener> STOPPING_FROM_RUNNING_EVENT = stoppingEvent(Service.State.RUNNING);
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private static final ListenerCallQueue.Event<Service.Listener> TERMINATED_FROM_NEW_EVENT = terminatedEvent(Service.State.NEW);
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private static final ListenerCallQueue.Event<Service.Listener> TERMINATED_FROM_STARTING_EVENT = terminatedEvent(Service.State.STARTING);
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private static final ListenerCallQueue.Event<Service.Listener> TERMINATED_FROM_RUNNING_EVENT = terminatedEvent(Service.State.RUNNING);
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private static final ListenerCallQueue.Event<Service.Listener> TERMINATED_FROM_STOPPING_EVENT = terminatedEvent(Service.State.STOPPING);
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private final Monitor monitor = new Monitor();
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private final Monitor.Guard isStartable = new IsStartableGuard(this);
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private final Monitor.Guard isStoppable = new IsStoppableGuard(this);
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private final Monitor.Guard hasReachedRunning = new HasReachedRunningGuard(this);
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private final Monitor.Guard isStopped = new IsStoppedGuard(this);
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private final ListenerCallQueue<Service.Listener> listeners = new ListenerCallQueue<>();
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private volatile StateSnapshot snapshot = new StateSnapshot(Service.State.NEW);
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protected void doCancelStart() {
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}
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protected abstract void doStart();
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protected abstract void doStop();
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private static ListenerCallQueue.Event<Service.Listener> terminatedEvent(Service.State state) {
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return new ListenerCallQueue.Event<Service.Listener>(state) { // from class: com.google.common.util.concurrent.AbstractService.3
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final Service.State val$from;
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{
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this.val$from = state;
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}
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@Override // com.google.common.util.concurrent.ListenerCallQueue.Event
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public void call(Service.Listener listener) {
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listener.terminated(this.val$from);
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}
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public String toString() {
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String valueOf = String.valueOf(this.val$from);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 21);
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sb.append("terminated({from = ");
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sb.append(valueOf);
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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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}
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private static ListenerCallQueue.Event<Service.Listener> stoppingEvent(Service.State state) {
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return new ListenerCallQueue.Event<Service.Listener>(state) { // from class: com.google.common.util.concurrent.AbstractService.4
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final Service.State val$from;
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{
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this.val$from = state;
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}
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@Override // com.google.common.util.concurrent.ListenerCallQueue.Event
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public void call(Service.Listener listener) {
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listener.stopping(this.val$from);
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}
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public String toString() {
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String valueOf = String.valueOf(this.val$from);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 19);
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sb.append("stopping({from = ");
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sb.append(valueOf);
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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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}
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/* loaded from: classes2.dex */
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final class IsStartableGuard extends Monitor.Guard {
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final AbstractService this$0;
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/* JADX WARN: 'super' call moved to the top of the method (can break code semantics) */
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IsStartableGuard(AbstractService abstractService) {
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super(abstractService.monitor);
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this.this$0 = abstractService;
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}
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@Override // com.google.common.util.concurrent.Monitor.Guard
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public final boolean isSatisfied() {
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return this.this$0.state() == Service.State.NEW;
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}
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}
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/* loaded from: classes2.dex */
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final class IsStoppableGuard extends Monitor.Guard {
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final AbstractService this$0;
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/* JADX WARN: 'super' call moved to the top of the method (can break code semantics) */
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IsStoppableGuard(AbstractService abstractService) {
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super(abstractService.monitor);
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this.this$0 = abstractService;
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}
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@Override // com.google.common.util.concurrent.Monitor.Guard
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public final boolean isSatisfied() {
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return this.this$0.state().compareTo(Service.State.RUNNING) <= 0;
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}
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}
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/* loaded from: classes2.dex */
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final class HasReachedRunningGuard extends Monitor.Guard {
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final AbstractService this$0;
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/* JADX WARN: 'super' call moved to the top of the method (can break code semantics) */
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HasReachedRunningGuard(AbstractService abstractService) {
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super(abstractService.monitor);
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this.this$0 = abstractService;
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}
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@Override // com.google.common.util.concurrent.Monitor.Guard
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public final boolean isSatisfied() {
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return this.this$0.state().compareTo(Service.State.RUNNING) >= 0;
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}
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}
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/* loaded from: classes2.dex */
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final class IsStoppedGuard extends Monitor.Guard {
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final AbstractService this$0;
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/* JADX WARN: 'super' call moved to the top of the method (can break code semantics) */
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IsStoppedGuard(AbstractService abstractService) {
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super(abstractService.monitor);
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this.this$0 = abstractService;
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}
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@Override // com.google.common.util.concurrent.Monitor.Guard
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public final boolean isSatisfied() {
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return this.this$0.state().isTerminal();
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}
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}
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@Override // com.google.common.util.concurrent.Service
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public final Service startAsync() {
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if (this.monitor.enterIf(this.isStartable)) {
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try {
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this.snapshot = new StateSnapshot(Service.State.STARTING);
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enqueueStartingEvent();
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doStart();
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} finally {
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try {
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return this;
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} finally {
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}
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}
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return this;
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}
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String valueOf = String.valueOf(this);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 33);
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sb.append("Service ");
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sb.append(valueOf);
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sb.append(" has already been started");
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throw new IllegalStateException(sb.toString());
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}
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@Override // com.google.common.util.concurrent.Service
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public final Service stopAsync() {
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if (this.monitor.enterIf(this.isStoppable)) {
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try {
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Service.State state = state();
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switch (AnonymousClass6.$SwitchMap$com$google$common$util$concurrent$Service$State[state.ordinal()]) {
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case 1:
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this.snapshot = new StateSnapshot(Service.State.TERMINATED);
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enqueueTerminatedEvent(Service.State.NEW);
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break;
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case 2:
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this.snapshot = new StateSnapshot(Service.State.STARTING, true, null);
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enqueueStoppingEvent(Service.State.STARTING);
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doCancelStart();
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break;
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case 3:
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this.snapshot = new StateSnapshot(Service.State.STOPPING);
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enqueueStoppingEvent(Service.State.RUNNING);
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doStop();
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break;
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case 4:
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case 5:
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case 6:
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String valueOf = String.valueOf(state);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 45);
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sb.append("isStoppable is incorrectly implemented, saw: ");
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sb.append(valueOf);
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throw new AssertionError(sb.toString());
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}
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} finally {
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try {
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} finally {
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}
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}
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}
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return this;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* renamed from: com.google.common.util.concurrent.AbstractService$6, reason: invalid class name */
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/* loaded from: classes2.dex */
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public static /* synthetic */ class AnonymousClass6 {
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static final int[] $SwitchMap$com$google$common$util$concurrent$Service$State;
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static {
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int[] iArr = new int[Service.State.values().length];
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$SwitchMap$com$google$common$util$concurrent$Service$State = iArr;
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try {
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iArr[Service.State.NEW.ordinal()] = 1;
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} catch (NoSuchFieldError unused) {
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}
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try {
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$SwitchMap$com$google$common$util$concurrent$Service$State[Service.State.STARTING.ordinal()] = 2;
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} catch (NoSuchFieldError unused2) {
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}
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try {
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$SwitchMap$com$google$common$util$concurrent$Service$State[Service.State.RUNNING.ordinal()] = 3;
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} catch (NoSuchFieldError unused3) {
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}
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try {
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$SwitchMap$com$google$common$util$concurrent$Service$State[Service.State.STOPPING.ordinal()] = 4;
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} catch (NoSuchFieldError unused4) {
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}
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try {
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$SwitchMap$com$google$common$util$concurrent$Service$State[Service.State.TERMINATED.ordinal()] = 5;
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} catch (NoSuchFieldError unused5) {
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}
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try {
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$SwitchMap$com$google$common$util$concurrent$Service$State[Service.State.FAILED.ordinal()] = 6;
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} catch (NoSuchFieldError unused6) {
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}
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}
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}
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@Override // com.google.common.util.concurrent.Service
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public final void awaitRunning() {
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this.monitor.enterWhenUninterruptibly(this.hasReachedRunning);
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try {
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checkCurrentState(Service.State.RUNNING);
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} finally {
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this.monitor.leave();
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}
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}
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@Override // com.google.common.util.concurrent.Service
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public final void awaitRunning(long j, TimeUnit timeUnit) throws TimeoutException {
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if (this.monitor.enterWhenUninterruptibly(this.hasReachedRunning, j, timeUnit)) {
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try {
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checkCurrentState(Service.State.RUNNING);
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} finally {
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this.monitor.leave();
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}
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} else {
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String valueOf = String.valueOf(this);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 50);
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sb.append("Timed out waiting for ");
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sb.append(valueOf);
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sb.append(" to reach the RUNNING state.");
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throw new TimeoutException(sb.toString());
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}
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}
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@Override // com.google.common.util.concurrent.Service
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public final void awaitTerminated() {
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this.monitor.enterWhenUninterruptibly(this.isStopped);
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try {
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checkCurrentState(Service.State.TERMINATED);
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} finally {
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this.monitor.leave();
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}
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}
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@Override // com.google.common.util.concurrent.Service
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public final void awaitTerminated(long j, TimeUnit timeUnit) throws TimeoutException {
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if (this.monitor.enterWhenUninterruptibly(this.isStopped, j, timeUnit)) {
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try {
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checkCurrentState(Service.State.TERMINATED);
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return;
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} finally {
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this.monitor.leave();
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}
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}
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String valueOf = String.valueOf(this);
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String valueOf2 = String.valueOf(state());
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 65 + String.valueOf(valueOf2).length());
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sb.append("Timed out waiting for ");
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sb.append(valueOf);
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sb.append(" to reach a terminal state. Current state: ");
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sb.append(valueOf2);
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throw new TimeoutException(sb.toString());
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}
|
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private void checkCurrentState(Service.State state) {
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Service.State state2 = state();
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if (state2 != state) {
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if (state2 == Service.State.FAILED) {
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String valueOf = String.valueOf(this);
|
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String valueOf2 = String.valueOf(state);
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StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 56 + String.valueOf(valueOf2).length());
|
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sb.append("Expected the service ");
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sb.append(valueOf);
|
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sb.append(" to be ");
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sb.append(valueOf2);
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sb.append(", but the service has FAILED");
|
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throw new IllegalStateException(sb.toString(), failureCause());
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}
|
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String valueOf3 = String.valueOf(this);
|
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String valueOf4 = String.valueOf(state);
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String valueOf5 = String.valueOf(state2);
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StringBuilder sb2 = new StringBuilder(String.valueOf(valueOf3).length() + 38 + String.valueOf(valueOf4).length() + String.valueOf(valueOf5).length());
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sb2.append("Expected the service ");
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sb2.append(valueOf3);
|
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sb2.append(" to be ");
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sb2.append(valueOf4);
|
||
|
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sb2.append(", but was ");
|
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|
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sb2.append(valueOf5);
|
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|
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throw new IllegalStateException(sb2.toString());
|
||
|
|
}
|
||
|
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}
|
||
|
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|
||
|
|
/* JADX INFO: Access modifiers changed from: protected */
|
||
|
|
public final void notifyStarted() {
|
||
|
|
this.monitor.enter();
|
||
|
|
try {
|
||
|
|
if (this.snapshot.state != Service.State.STARTING) {
|
||
|
|
String valueOf = String.valueOf(this.snapshot.state);
|
||
|
|
StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 43);
|
||
|
|
sb.append("Cannot notifyStarted() when the service is ");
|
||
|
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sb.append(valueOf);
|
||
|
|
IllegalStateException illegalStateException = new IllegalStateException(sb.toString());
|
||
|
|
notifyFailed(illegalStateException);
|
||
|
|
throw illegalStateException;
|
||
|
|
}
|
||
|
|
if (this.snapshot.shutdownWhenStartupFinishes) {
|
||
|
|
this.snapshot = new StateSnapshot(Service.State.STOPPING);
|
||
|
|
doStop();
|
||
|
|
} else {
|
||
|
|
this.snapshot = new StateSnapshot(Service.State.RUNNING);
|
||
|
|
enqueueRunningEvent();
|
||
|
|
}
|
||
|
|
} finally {
|
||
|
|
this.monitor.leave();
|
||
|
|
dispatchListenerEvents();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX INFO: Access modifiers changed from: protected */
|
||
|
|
public final void notifyStopped() {
|
||
|
|
this.monitor.enter();
|
||
|
|
try {
|
||
|
|
Service.State state = state();
|
||
|
|
switch (AnonymousClass6.$SwitchMap$com$google$common$util$concurrent$Service$State[state.ordinal()]) {
|
||
|
|
case 1:
|
||
|
|
case 5:
|
||
|
|
case 6:
|
||
|
|
String valueOf = String.valueOf(state);
|
||
|
|
StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 43);
|
||
|
|
sb.append("Cannot notifyStopped() when the service is ");
|
||
|
|
sb.append(valueOf);
|
||
|
|
throw new IllegalStateException(sb.toString());
|
||
|
|
case 2:
|
||
|
|
case 3:
|
||
|
|
case 4:
|
||
|
|
this.snapshot = new StateSnapshot(Service.State.TERMINATED);
|
||
|
|
enqueueTerminatedEvent(state);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
} finally {
|
||
|
|
this.monitor.leave();
|
||
|
|
dispatchListenerEvents();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX INFO: Access modifiers changed from: protected */
|
||
|
|
public final void notifyFailed(Throwable th) {
|
||
|
|
Preconditions.checkNotNull(th);
|
||
|
|
this.monitor.enter();
|
||
|
|
try {
|
||
|
|
Service.State state = state();
|
||
|
|
int i = AnonymousClass6.$SwitchMap$com$google$common$util$concurrent$Service$State[state.ordinal()];
|
||
|
|
if (i != 1) {
|
||
|
|
if (i == 2 || i == 3 || i == 4) {
|
||
|
|
this.snapshot = new StateSnapshot(Service.State.FAILED, false, th);
|
||
|
|
enqueueFailedEvent(state, th);
|
||
|
|
} else if (i != 5) {
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
String valueOf = String.valueOf(state);
|
||
|
|
StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 22);
|
||
|
|
sb.append("Failed while in state:");
|
||
|
|
sb.append(valueOf);
|
||
|
|
throw new IllegalStateException(sb.toString(), th);
|
||
|
|
} finally {
|
||
|
|
this.monitor.leave();
|
||
|
|
dispatchListenerEvents();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // com.google.common.util.concurrent.Service
|
||
|
|
public final boolean isRunning() {
|
||
|
|
return state() == Service.State.RUNNING;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // com.google.common.util.concurrent.Service
|
||
|
|
public final Service.State state() {
|
||
|
|
return this.snapshot.externalState();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // com.google.common.util.concurrent.Service
|
||
|
|
public final Throwable failureCause() {
|
||
|
|
return this.snapshot.failureCause();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // com.google.common.util.concurrent.Service
|
||
|
|
public final void addListener(Service.Listener listener, Executor executor) {
|
||
|
|
this.listeners.addListener(listener, executor);
|
||
|
|
}
|
||
|
|
|
||
|
|
public String toString() {
|
||
|
|
String simpleName = getClass().getSimpleName();
|
||
|
|
String valueOf = String.valueOf(state());
|
||
|
|
StringBuilder sb = new StringBuilder(String.valueOf(simpleName).length() + 3 + String.valueOf(valueOf).length());
|
||
|
|
sb.append(simpleName);
|
||
|
|
sb.append(" [");
|
||
|
|
sb.append(valueOf);
|
||
|
|
sb.append("]");
|
||
|
|
return sb.toString();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void dispatchListenerEvents() {
|
||
|
|
if (this.monitor.isOccupiedByCurrentThread()) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
this.listeners.dispatch();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void enqueueStartingEvent() {
|
||
|
|
this.listeners.enqueue(STARTING_EVENT);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void enqueueRunningEvent() {
|
||
|
|
this.listeners.enqueue(RUNNING_EVENT);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void enqueueStoppingEvent(Service.State state) {
|
||
|
|
if (state == Service.State.STARTING) {
|
||
|
|
this.listeners.enqueue(STOPPING_FROM_STARTING_EVENT);
|
||
|
|
} else {
|
||
|
|
if (state == Service.State.RUNNING) {
|
||
|
|
this.listeners.enqueue(STOPPING_FROM_RUNNING_EVENT);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
throw new AssertionError();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void enqueueTerminatedEvent(Service.State state) {
|
||
|
|
switch (AnonymousClass6.$SwitchMap$com$google$common$util$concurrent$Service$State[state.ordinal()]) {
|
||
|
|
case 1:
|
||
|
|
this.listeners.enqueue(TERMINATED_FROM_NEW_EVENT);
|
||
|
|
return;
|
||
|
|
case 2:
|
||
|
|
this.listeners.enqueue(TERMINATED_FROM_STARTING_EVENT);
|
||
|
|
return;
|
||
|
|
case 3:
|
||
|
|
this.listeners.enqueue(TERMINATED_FROM_RUNNING_EVENT);
|
||
|
|
return;
|
||
|
|
case 4:
|
||
|
|
this.listeners.enqueue(TERMINATED_FROM_STOPPING_EVENT);
|
||
|
|
return;
|
||
|
|
case 5:
|
||
|
|
case 6:
|
||
|
|
throw new AssertionError();
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void enqueueFailedEvent(Service.State state, Throwable th) {
|
||
|
|
this.listeners.enqueue(new ListenerCallQueue.Event<Service.Listener>(this, state, th) { // from class: com.google.common.util.concurrent.AbstractService.5
|
||
|
|
final Throwable val$cause;
|
||
|
|
final Service.State val$from;
|
||
|
|
|
||
|
|
{
|
||
|
|
this.val$from = state;
|
||
|
|
this.val$cause = th;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // com.google.common.util.concurrent.ListenerCallQueue.Event
|
||
|
|
public void call(Service.Listener listener) {
|
||
|
|
listener.failed(this.val$from, this.val$cause);
|
||
|
|
}
|
||
|
|
|
||
|
|
public String toString() {
|
||
|
|
String valueOf = String.valueOf(this.val$from);
|
||
|
|
String valueOf2 = String.valueOf(this.val$cause);
|
||
|
|
StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 27 + String.valueOf(valueOf2).length());
|
||
|
|
sb.append("failed({from = ");
|
||
|
|
sb.append(valueOf);
|
||
|
|
sb.append(", cause = ");
|
||
|
|
sb.append(valueOf2);
|
||
|
|
sb.append("})");
|
||
|
|
return sb.toString();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX INFO: Access modifiers changed from: package-private */
|
||
|
|
/* loaded from: classes2.dex */
|
||
|
|
public static final class StateSnapshot {
|
||
|
|
final Throwable failure;
|
||
|
|
final boolean shutdownWhenStartupFinishes;
|
||
|
|
final Service.State state;
|
||
|
|
|
||
|
|
StateSnapshot(Service.State state) {
|
||
|
|
this(state, false, null);
|
||
|
|
}
|
||
|
|
|
||
|
|
StateSnapshot(Service.State state, boolean z, Throwable th) {
|
||
|
|
Preconditions.checkArgument(!z || state == Service.State.STARTING, "shutdownWhenStartupFinishes can only be set if state is STARTING. Got %s instead.", state);
|
||
|
|
Preconditions.checkArgument(true ^ ((state == Service.State.FAILED) ^ (th != null)), "A failure cause should be set if and only if the state is failed. Got %s and %s instead.", state, th);
|
||
|
|
this.state = state;
|
||
|
|
this.shutdownWhenStartupFinishes = z;
|
||
|
|
this.failure = th;
|
||
|
|
}
|
||
|
|
|
||
|
|
final Service.State externalState() {
|
||
|
|
return (this.shutdownWhenStartupFinishes && this.state == Service.State.STARTING) ? Service.State.STOPPING : this.state;
|
||
|
|
}
|
||
|
|
|
||
|
|
final Throwable failureCause() {
|
||
|
|
Preconditions.checkState(this.state == Service.State.FAILED, "failureCause() is only valid if the service has failed, service is %s", this.state);
|
||
|
|
return this.failure;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|