BUG 2185 : Introduce RaftPolicy & DefaultRaftPolicy

[controller.git] / opendaylight / md-sal / sal-akka-raft / src / main / java / org / opendaylight / controller / cluster / raft / RaftActorContextImpl.java

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
index b71b3be3522e1082e46f56f681a0ee49440ab79d..815c554b9c9ca80632111a240c845860e04c6f27 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
@@ -14,7 +14,12 @@ import akka.actor.ActorSelection;
 import akka.actor.ActorSystem;
 import akka.actor.Props;
 import akka.actor.UntypedActorContext;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Supplier;
 import java.util.Map;
+import org.opendaylight.controller.cluster.DataPersistenceProvider;
+import org.opendaylight.controller.cluster.raft.policy.DefaultRaftPolicy;
+import org.opendaylight.controller.cluster.raft.policy.RaftPolicy;
 import org.slf4j.Logger;
 
 public class RaftActorContextImpl implements RaftActorContext {
@@ -37,28 +42,47 @@ public class RaftActorContextImpl implements RaftActorContext {
 
     private final Logger LOG;
 
-    private final ConfigParams configParams;
+    private ConfigParams configParams;
 
-    private boolean snapshotCaptureInitiated;
+    @VisibleForTesting
+    private Supplier<Long> totalMemoryRetriever;
 
-    public RaftActorContextImpl(ActorRef actor, UntypedActorContext context,
-        String id,
-        ElectionTerm termInformation, long commitIndex,
-        long lastApplied, ReplicatedLog replicatedLog,
-        Map<String, String> peerAddresses, ConfigParams configParams,
-        Logger logger) {
+    // Snapshot manager will need to be created on demand as it needs raft actor context which cannot
+    // be passed to it in the constructor
+    private SnapshotManager snapshotManager;
+
+    private final DataPersistenceProvider persistenceProvider;
+
+    private short payloadVersion;
+
+    public RaftActorContextImpl(ActorRef actor, UntypedActorContext context, String id,
+            ElectionTerm termInformation, long commitIndex, long lastApplied, Map<String, String> peerAddresses,
+            ConfigParams configParams, DataPersistenceProvider persistenceProvider, Logger logger) {
         this.actor = actor;
         this.context = context;
         this.id = id;
         this.termInformation = termInformation;
         this.commitIndex = commitIndex;
         this.lastApplied = lastApplied;
-        this.replicatedLog = replicatedLog;
         this.peerAddresses = peerAddresses;
         this.configParams = configParams;
+        this.persistenceProvider = persistenceProvider;
         this.LOG = logger;
     }
 
+    void setPayloadVersion(short payloadVersion) {
+        this.payloadVersion = payloadVersion;
+    }
+
+    @Override
+    public short getPayloadVersion() {
+        return payloadVersion;
+    }
+
+    void setConfigParams(ConfigParams configParams) {
+        this.configParams = configParams;
+    }
+
     @Override
     public ActorRef actorOf(Props props){
         return context.actorOf(props);
@@ -130,16 +154,6 @@ public class RaftActorContextImpl implements RaftActorContext {
         return configParams;
     }
 
-    @Override
-    public void setSnapshotCaptureInitiated(boolean snapshotCaptureInitiated) {
-        this.snapshotCaptureInitiated = snapshotCaptureInitiated;
-    }
-
-    @Override
-    public boolean isSnapshotCaptureInitiated() {
-        return snapshotCaptureInitiated;
-    }
-
     @Override public void addToPeers(String name, String address) {
         peerAddresses.put(name, address);
     }
@@ -162,4 +176,38 @@ public class RaftActorContextImpl implements RaftActorContext {
 
         peerAddresses.put(peerId, peerAddress);
     }
+
+    @Override
+    public SnapshotManager getSnapshotManager() {
+        if(snapshotManager == null){
+            snapshotManager = new SnapshotManager(this, LOG);
+        }
+        return snapshotManager;
+    }
+
+    @Override
+    public long getTotalMemory() {
+        return totalMemoryRetriever != null ? totalMemoryRetriever.get() : Runtime.getRuntime().totalMemory();
+    }
+
+    @Override
+    public void setTotalMemoryRetriever(Supplier<Long> retriever) {
+        totalMemoryRetriever = retriever;
+    }
+
+    @Override
+    public boolean hasFollowers() {
+        return getPeerAddresses().keySet().size() > 0;
+    }
+
+    @Override
+    public DataPersistenceProvider getPersistenceProvider() {
+        return persistenceProvider;
+    }
+
+
+    @Override
+    public RaftPolicy getRaftPolicy() {
+        return DefaultRaftPolicy.INSTANCE;
+    }
 }