package io.grpc.stub;

import com.google.common.base.Preconditions;
import java.util.Iterator;

/* loaded from: classes6.dex */
public final class StreamObservers {
    public static <V> void copyWithFlowControl(Iterator<V> it, CallStreamObserver<V> callStreamObserver) {
        Preconditions.checkNotNull(it, "source");
        Preconditions.checkNotNull(callStreamObserver, "target");
        callStreamObserver.setOnReadyHandler(new Runnable(callStreamObserver, it) { // from class: io.grpc.stub.StreamObservers.1FlowControllingOnReadyHandler
            private boolean completed;
            final Iterator val$source;
            final CallStreamObserver val$target;

            {
                this.val$target = callStreamObserver;
                this.val$source = it;
            }

            @Override // java.lang.Runnable
            public final void run() {
                if (this.completed) {
                    return;
                }
                while (this.val$target.isReady() && this.val$source.hasNext()) {
                    this.val$target.onNext(this.val$source.next());
                }
                if (this.val$source.hasNext()) {
                    return;
                }
                this.completed = true;
                this.val$target.onCompleted();
            }
        });
    }

    public static <V> void copyWithFlowControl(Iterable<V> iterable, CallStreamObserver<V> callStreamObserver) {
        Preconditions.checkNotNull(iterable, "source");
        copyWithFlowControl(iterable.iterator(), callStreamObserver);
    }
}