package org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard;
+import akka.actor.ActorRef;
import akka.pattern.Patterns;
import akka.util.Timeout;
+import com.google.common.base.Joiner;
import com.google.common.base.Stopwatch;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
import org.opendaylight.controller.cluster.datastore.Shard;
+import org.opendaylight.controller.cluster.raft.base.messages.InitiateCaptureSnapshot;
import org.opendaylight.controller.cluster.raft.client.messages.FollowerInfo;
import org.opendaylight.controller.cluster.raft.client.messages.GetOnDemandRaftState;
import org.opendaylight.controller.cluster.raft.client.messages.OnDemandRaftState;
private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
- private static final Cache<String, OnDemandRaftState> onDemandRaftStateCache =
+ private static final Cache<String, OnDemandRaftState> ONDEMAND_RAFT_STATE_CACHE =
CacheBuilder.newBuilder().expireAfterWrite(2, TimeUnit.SECONDS).build();
private long committedTransactionsCount;
this.shard = shard;
}
+ @SuppressWarnings("checkstyle:IllegalCatch")
private OnDemandRaftState getOnDemandRaftState() {
String name = getShardName();
- OnDemandRaftState state = onDemandRaftStateCache.getIfPresent(name);
- if(state == null) {
+ OnDemandRaftState state = ONDEMAND_RAFT_STATE_CACHE.getIfPresent(name);
+ if (state == null) {
statRetrievalError = null;
statRetrievalTime = null;
- if(shard != null) {
+ if (shard != null) {
Timeout timeout = new Timeout(10, TimeUnit.SECONDS);
try {
Stopwatch timer = Stopwatch.createStarted();
GetOnDemandRaftState.INSTANCE, timeout), timeout.duration());
statRetrievalTime = timer.stop().toString();
- onDemandRaftStateCache.put(name, state);
+ ONDEMAND_RAFT_STATE_CACHE.put(name, state);
} catch (Exception e) {
statRetrievalError = e.toString();
}
return getOnDemandRaftState().getVotedFor();
}
+ @Override
+ public boolean isVoting() {
+ return getOnDemandRaftState().isVoting();
+ }
+
+ @Override
+ public String getPeerVotingStates() {
+ return toStringMap(getOnDemandRaftState().getPeerVotingStates());
+ }
+
@Override
public boolean isSnapshotCaptureInitiated() {
return getOnDemandRaftState().isSnapshotCaptureInitiated();
return failedReadTransactionsCount.incrementAndGet();
}
- public long incrementAbortTransactionsCount ()
- {
+ public long incrementAbortTransactionsCount() {
return ++abortTransactionsCount;
}
}
@Override
- public long getInMemoryJournalDataSize(){
+ public long getInMemoryJournalDataSize() {
return getOnDemandRaftState().getInMemoryJournalDataSize();
}
}
/**
- * resets the counters related to transactions
+ * Resets the counters related to transactions.
*/
@Override
- public void resetTransactionCounters(){
+ public void resetTransactionCounters() {
committedTransactionsCount = 0;
readOnlyTransactionCount = 0;
@Override
public String getPeerAddresses() {
- StringBuilder builder = new StringBuilder();
- int i = 0;
- for(Map.Entry<String, String> e: getOnDemandRaftState().getPeerAddresses().entrySet()) {
- if(i++ > 0) {
- builder.append(", ");
- }
-
- builder.append(e.getKey()).append(": ").append(e.getValue());
- }
+ return toStringMap(getOnDemandRaftState().getPeerAddresses());
+ }
- return builder.toString();
+ private static String toStringMap(Map<?, ?> map) {
+ return Joiner.on(", ").withKeyValueSeparator(": ").join(map);
}
@Override
public int getPendingTxCommitQueueSize() {
return shard.getPendingTxCommitQueueSize();
}
+
+ @Override
+ public int getTxCohortCacheSize() {
+ return shard.getCohortCacheSize();
+ }
+
+ @Override
+ public void captureSnapshot() {
+ if (shard != null) {
+ shard.getSelf().tell(new InitiateCaptureSnapshot(), ActorRef.noSender());
+ }
+ }
}