X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FRaftActorContext.java;h=0c9d698cd5404f0675d11df935351df529b448f2;hp=4bc9162fb5d0811d8f7cba3642b0ca98fe1e1110;hb=5aa58404a8ee1ad053742780439823309360a3a1;hpb=7be62e955c32ff7fa10753c4307199b287b1904c

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContext.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContext.java
index 4bc9162fb5..0c9d698cd5 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContext.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContext.java
@@ -12,6 +12,13 @@ import akka.actor.ActorRef;
 import akka.actor.ActorSelection;
 import akka.actor.ActorSystem;
 import akka.actor.Props;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Supplier;
+import java.util.Collection;
+import java.util.Map;
+import org.opendaylight.controller.cluster.DataPersistenceProvider;
+import org.opendaylight.controller.cluster.raft.policy.RaftPolicy;
+import org.slf4j.Logger;
 
 /**
  * The RaftActorContext contains that portion of the RaftActors state that
@@ -21,15 +28,15 @@ import akka.actor.Props;
 public interface RaftActorContext {
     /**
      * Create a new local actor
-      * @param props
-     * @return
+     * @param props
+     * @return a reference to the newly created actor
      */
     ActorRef actorOf(Props props);
 
     /**
      * Create a actor selection
      * @param path
-     * @return
+     * @return an actor selection for the given actor path
      */
     ActorSelection actorSelection(String path);
 
@@ -37,51 +44,50 @@ public interface RaftActorContext {
      * Get the identifier for the RaftActor. This identifier represents the
      * name of the actor whose common state is being shared. For example the
      * id could be 'inventory'
+     *
      * @return the identifier
      */
     String getId();
 
     /**
-     * A reference to the RaftActor itself. This could be used to send messages
+     * @return A reference to the RaftActor itself. This could be used to send messages
      * to the RaftActor
-     * @return
      */
     ActorRef getActor();
 
     /**
-     * Get the ElectionTerm information
-     * @return
+     * @return the ElectionTerm information
      */
     ElectionTerm getTermInformation();
 
     /**
-     * index of highest log entry known to be
-     * committed (initialized to 0, increases
-     *    monotonically)
-     * @return
+     * @return index of highest log entry known to be committed (initialized to 0, increases monotonically)
      */
     long getCommitIndex();
 
 
     /**
-     *
+     * @param commitIndex new commit index
      */
     void setCommitIndex(long commitIndex);
 
     /**
-     * index of highest log entry applied to state
-     * machine (initialized to 0, increases
-     *    monotonically)
-     * @return
+     * @return index of highest log entry applied to state machine (initialized to 0, increases monotonically)
      */
     long getLastApplied();
 
 
     /**
-     *
+     * @param lastApplied the index of the last log entry that was applied to the state
      */
     void setLastApplied(long lastApplied);
 
+    /**
+     *
+     * @param replicatedLog the replicated log of the current RaftActor
+     */
+    void setReplicatedLog(ReplicatedLog replicatedLog);
+
     /**
      * @return A representation of the log
      */
@@ -91,4 +97,114 @@ public interface RaftActorContext {
      * @return The ActorSystem associated with this context
      */
     ActorSystem getActorSystem();
+
+    /**
+     * @return the logger to be used for logging messages to a log file
+     */
+    Logger getLogger();
+
+    /**
+     * @return a copy of the mapping of peerId's to their addresses
+     *
+     */
+    Map<String, String> getPeerAddresses();
+
+    /**
+     * Get the address of the peer as a String. This is the same format in
+     * which a consumer would provide the address
+     *
+     * @param peerId
+     * @return The address of the peer or null if the address has not yet been
+     *         resolved
+     */
+    String getPeerAddress(String peerId);
+
+    /**
+     * @return the list of peer IDs.
+     */
+    Collection<String> getPeerIds();
+
+    /**
+     * Add to actor peers
+     *
+     * @param name
+     * @param address
+     */
+    void addToPeers(String name, String address);
+
+    /**
+     *
+     * @param name
+     */
+    void removePeer(String name);
+
+    /**
+     * Given a peerId return the corresponding actor
+     * <p>
+     *
+     *
+     * @param peerId
+     * @return The actorSelection corresponding to the peer or null if the
+     *         address has not yet been resolved
+     */
+    ActorSelection getPeerActorSelection(String peerId);
+
+    /**
+     * Set Peer Address can be called at a later time to change the address of
+     * a known peer.
+     *
+     * <p>
+     * Throws an IllegalStateException if the peer is unknown
+     *
+     * @param peerId
+     * @param peerAddress
+     */
+    void setPeerAddress(String peerId, String peerAddress);
+
+    /**
+     * @return ConfigParams
+     */
+    ConfigParams getConfigParams();
+
+    /**
+     *
+     * @return the SnapshotManager for this RaftActor
+     */
+    SnapshotManager getSnapshotManager();
+
+    /**
+     *
+     * @return the DataPersistenceProvider for this RaftActor
+     */
+    DataPersistenceProvider getPersistenceProvider();
+
+    /**
+     *
+     * @return true if the RaftActor has followers else false
+     */
+    boolean hasFollowers();
+
+    /**
+     *
+     * @return the total memory used by the ReplicatedLog
+     */
+    long getTotalMemory();
+
+    /**
+     *
+     * @param retriever a supplier of the total memory metric
+     */
+    @VisibleForTesting
+    void setTotalMemoryRetriever(Supplier<Long> retriever);
+
+    /**
+     *
+     * @return the payload version to be used when replicating data
+     */
+    short getPayloadVersion();
+
+    /**
+     * @return an implementation of the RaftPolicy so that the Raft code can be adapted
+     */
+    RaftPolicy getRaftPolicy();
 }