@Override
public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command)
throws Throwable {
Object retVal = invokeNextInterceptor(ctx, command);
boolean sync = isSynchronous(ctx);
if (shouldInvokeRemoteTxCommand(ctx)) {
int newCacheViewId = -1;
stateTransferLock.waitForStateTransferToEnd(ctx, command, newCacheViewId);
if (command.isOnePhaseCommit())
flushL1Caches(ctx); // if we are one-phase, don't block on this future.
Collection<Address> recipients = dm.getAffectedNodes(ctx.getAffectedKeys());
prepareOnAffectedNodes(ctx, command, recipients, sync);
((LocalTxInvocationContext) ctx).remoteLocksAcquired(recipients);
} else if (isL1CacheEnabled
&& command.isOnePhaseCommit()
&& !ctx.isOriginLocal()
&& !ctx.getLockedKeys().isEmpty()) {
// We fall into this block if we are a remote node, happen to be the primary data owner and
// have locked keys.
// it is still our responsibility to invalidate L1 caches in the cluster.
flushL1Caches(ctx);
}
return retVal;
}
// ---- TX boundary commands
@Override
public Object visitCommitCommand(TxInvocationContext ctx, CommitCommand command)
throws Throwable {
if (shouldInvokeRemoteTxCommand(ctx)) {
int newCacheViewId = -1;
stateTransferLock.waitForStateTransferToEnd(ctx, command, newCacheViewId);
Collection<Address> preparedOn = ((LocalTxInvocationContext) ctx).getRemoteLocksAcquired();
Future<?> f = flushL1Caches(ctx);
sendCommitCommand(ctx, command, preparedOn);
blockOnL1FutureIfNeeded(f);
} else if (isL1CacheEnabled && !ctx.isOriginLocal() && !ctx.getLockedKeys().isEmpty()) {
// We fall into this block if we are a remote node, happen to be the primary data owner and
// have locked keys.
// it is still our responsibility to invalidate L1 caches in the cluster.
blockOnL1FutureIfNeeded(flushL1Caches(ctx));
}
return invokeNextInterceptor(ctx, command);
}