*/
package org.opendaylight.controller.cluster.databroker.actors.dds;
+import static com.google.common.base.Preconditions.checkState;
+import static com.google.common.base.Verify.verify;
+import static com.google.common.base.Verify.verifyNotNull;
+import static java.util.Objects.requireNonNull;
+
import akka.actor.ActorRef;
import com.google.common.base.MoreObjects;
-import com.google.common.base.Preconditions;
-import com.google.common.base.Verify;
import com.google.common.collect.Iterables;
import com.google.common.util.concurrent.FluentFuture;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
import java.util.function.Consumer;
-import javax.annotation.concurrent.GuardedBy;
-import javax.annotation.concurrent.NotThreadSafe;
+import org.checkerframework.checker.lock.qual.GuardedBy;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.controller.cluster.access.client.ConnectionEntry;
abstract class AbstractProxyTransaction implements Identifiable<TransactionIdentifier> {
/**
* Marker object used instead of read-type of requests, which are satisfied only once. This has a lower footprint
- * and allows compressing multiple requests into a single entry.
+ * and allows compressing multiple requests into a single entry. This class is not thread-safe.
*/
- @NotThreadSafe
private static final class IncrementSequence {
private final long sequence;
private long delta = 0;
private final String string;
State(final String string) {
- this.string = Preconditions.checkNotNull(string);
+ this.string = requireNonNull(string);
}
@Override
}
State getPrevState() {
- return Verify.verifyNotNull(prevState, "Attempted to access previous state, which was not set");
+ return verifyNotNull(prevState, "Attempted to access previous state, which was not set");
}
void setPrevState(final State prevState) {
- Verify.verify(this.prevState == null, "Attempted to set previous state to %s when we already have %s",
- prevState, this.prevState);
- this.prevState = Preconditions.checkNotNull(prevState);
+ verify(this.prevState == null, "Attempted to set previous state to %s when we already have %s", prevState,
+ this.prevState);
+ this.prevState = requireNonNull(prevState);
// We cannot have duplicate successor states, so this check is sufficient
this.done = DONE.equals(prevState);
}
// To be called from safe contexts, where successor is known to be completed
AbstractProxyTransaction getSuccessor() {
- return Verify.verifyNotNull(successor);
+ return verifyNotNull(successor);
}
void setSuccessor(final AbstractProxyTransaction successor) {
- Verify.verify(this.successor == null, "Attempted to set successor to %s when we already have %s",
- successor, this.successor);
- this.successor = Preconditions.checkNotNull(successor);
+ verify(this.successor == null, "Attempted to set successor to %s when we already have %s", successor,
+ this.successor);
+ this.successor = requireNonNull(successor);
}
boolean isDone() {
private volatile State state;
AbstractProxyTransaction(final ProxyHistory parent, final boolean isDone) {
- this.parent = Preconditions.checkNotNull(parent);
+ this.parent = requireNonNull(parent);
if (isDone) {
state = DONE;
// DONE implies previous seal operation completed
final void seal() {
// Transition user-visible state first
final boolean success = markSealed();
- Preconditions.checkState(success, "Proxy %s was already sealed", getIdentifier());
+ checkState(success, "Proxy %s was already sealed", getIdentifier());
if (!sealAndSend(Optional.empty())) {
sealSuccessor();
}
private void checkNotSealed() {
- Preconditions.checkState(sealed == 0, "Transaction %s has already been sealed", getIdentifier());
+ checkState(sealed == 0, "Transaction %s has already been sealed", getIdentifier());
}
private void checkSealed() {
- Preconditions.checkState(sealed != 0, "Transaction %s has not been sealed yet", getIdentifier());
+ checkState(sealed != 0, "Transaction %s has not been sealed yet", getIdentifier());
}
private SuccessorState getSuccessorState() {
final State local = state;
- Verify.verify(local instanceof SuccessorState, "State %s has unexpected class", local);
+ verify(local instanceof SuccessorState, "State %s has unexpected class", local);
return (SuccessorState) local;
}
}
final void recordSuccessfulRequest(final @NonNull TransactionRequest<?> req) {
- successfulRequests.add(Verify.verifyNotNull(req));
+ successfulRequests.add(verifyNotNull(req));
}
final void recordFinishedRequest(final Response<?, ?> response) {
synchronized (this) {
if (STATE_UPDATER.compareAndSet(this, SEALED, FLUSHED)) {
final SettableFuture<Boolean> ret = SettableFuture.create();
- sendRequest(Verify.verifyNotNull(commitRequest(false)), t -> {
+ sendRequest(verifyNotNull(commitRequest(false)), t -> {
if (t instanceof TransactionCommitSuccess) {
ret.set(Boolean.TRUE);
} else if (t instanceof RequestFailure) {
// Precludes startReconnect() from interfering with the fast path
synchronized (this) {
if (STATE_UPDATER.compareAndSet(this, SEALED, FLUSHED)) {
- final TransactionRequest<?> req = Verify.verifyNotNull(commitRequest(true));
+ final TransactionRequest<?> req = verifyNotNull(commitRequest(true));
sendRequest(req, t -> {
if (t instanceof TransactionCanCommitSuccess) {
final State prevState = STATE_UPDATER.getAndSet(this, nextState);
LOG.debug("Start reconnect of proxy {} previous state {}", this, prevState);
- Verify.verify(!(prevState instanceof SuccessorState), "Proxy %s duplicate reconnect attempt after %s", this,
+ verify(!(prevState instanceof SuccessorState), "Proxy %s duplicate reconnect attempt after %s", this,
prevState);
// We have asserted a slow-path state, seal(), canCommit(), directCommit() are forced to slow paths, which will
LOG.debug("Forwarding successful request {} to successor {}", obj, successor);
successor.doReplayRequest((TransactionRequest<?>) obj, resp -> { /*NOOP*/ }, now);
} else {
- Verify.verify(obj instanceof IncrementSequence);
+ verify(obj instanceof IncrementSequence);
final IncrementSequence increment = (IncrementSequence) obj;
successor.doReplayRequest(new IncrementTransactionSequenceRequest(getIdentifier(),
increment.getSequence(), localActor(), isSnapshotOnly(),
final Request<?, ?> req = e.getRequest();
if (getIdentifier().equals(req.getTarget())) {
- Verify.verify(req instanceof TransactionRequest, "Unhandled request %s", req);
+ verify(req instanceof TransactionRequest, "Unhandled request %s", req);
LOG.debug("Replaying queued request {} to successor {}", req, successor);
successor.doReplayRequest((TransactionRequest<?>) req, e.getCallback(), e.getEnqueuedTicks());
it.remove();
Code Review / controller.git / blobdiff