+ * Returns the ConfigParams instance.
+ *
+ * @return the ConfigParams instance.
+ */
+ @NonNull ConfigParams getConfigParams();
+
+ /**
+ * Returns the SnapshotManager instance.
+ *
+ * @return the SnapshotManager instance.
+ */
+ @NonNull SnapshotManager getSnapshotManager();
+
+ /**
+ * Returns the DataPersistenceProvider instance.
+ *
+ * @return the DataPersistenceProvider instance.
+ */
+ @NonNull DataPersistenceProvider getPersistenceProvider();
+
+ /**
+ * Determines if there are any peer followers.
+ *
+ * @return true if there are followers otherwise false.
+ */
+ boolean hasFollowers();
+
+ /**
+ * Returns the total available memory for use in calculations. Normally this returns JVM's max memory but can be
+ * overridden for unit tests.
+ *
+ * @return the total memory.
+ */
+ long getTotalMemory();
+
+ /**
+ * Sets the retriever of the total memory metric.
+ *
+ * @param retriever a supplier of the total memory metric.
+ */
+ @VisibleForTesting
+ void setTotalMemoryRetriever(LongSupplier retriever);
+
+ /**
+ * Returns the payload version to be used when replicating data.
+ *
+ * @return the payload version.
+ */
+ short getPayloadVersion();
+
+ /**
+ * Returns the RaftPolicy used to determine certain Raft behaviors.
+ *
+ * @return the RaftPolicy instance.
+ */
+ @NonNull RaftPolicy getRaftPolicy();
+
+ /**
+ * Determines if there have been any dynamic server configuration changes applied.
+ *
+ * @return true if dynamic server configuration changes have been applied, false otherwise, meaning that static
+ * peer configuration is still in use.
+ */
+ boolean isDynamicServerConfigurationInUse();
+
+ /**
+ * Sets that dynamic server configuration changes have been applied.