🚧 process actor module

Author: sanshengshui

IOT-Guide-Actor/src/main/java/iot/technology/actor/AbstractActor.java

@@ -0,0 +1,18 @@
+package iot.technology.actor;
+
+/**
+ * @author mushuwei
+ */
+public abstract class AbstractActor implements Actor {
+
+    protected ActorCtx ctx;
+
+    @Override
+    public void init() throws ActorException {
+        this.ctx = ctx;
+    }
+
+    public ActorRef getActorRef() {
+        return ctx;
+    }
+}

IOT-Guide-Actor/src/main/java/iot/technology/actor/Actor.java

@@ -1,5 +1,7 @@
 package iot.technology.actor;
 
+import iot.technology.actor.message.ActorMsg;
+
 /**
  * @author mushuwei
  */

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorCtx.java

@@ -1,5 +1,7 @@
 package iot.technology.actor;
 
+import iot.technology.actor.message.ActorMsg;
+
 import java.util.List;
 import java.util.function.Predicate;
 import java.util.function.Supplier;

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorMailbox.java

@@ -0,0 +1,94 @@
+package iot.technology.actor;
+
+import iot.technology.actor.message.ActorMsg;
+import lombok.Data;
+import lombok.extern.slf4j.Slf4j;
+
+import java.util.List;
+import java.util.concurrent.ConcurrentLinkedQueue;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+
+/**
+ * @author mushuwei
+ */
+@Slf4j
+@Data
+public final class ActorMailbox implements ActorCtx {
+
+    public static final boolean FREE = false;
+    public static final boolean BUSY = true;
+
+    public static final boolean NOT_READY = false;
+    public static final boolean READY = true;
+
+    private final ConcurrentLinkedQueue<ActorMsg> highPriorityMsgs = new ConcurrentLinkedQueue<>();
+    private final ConcurrentLinkedQueue<ActorMsg> normalPriorityMsgs = new ConcurrentLinkedQueue<>();
+    private final AtomicBoolean busy = new AtomicBoolean(FREE);
+    private final AtomicBoolean ready = new AtomicBoolean(NOT_READY);
+    private final AtomicBoolean destroyInProgress = new AtomicBoolean();
+
+    private void enqueue(ActorMsg msg, boolean highPriority) {
+        if (!destroyInProgress.get()) {
+            if (highPriority) {
+
+            }
+        }
+    }
+
+    @Override
+    public ActorId getSelf() {
+        return null;
+    }
+
+    @Override
+    public ActorRef getParentRef() {
+        return null;
+    }
+
+    @Override
+    public void tell(ActorId target, ActorMsg msg) {
+
+    }
+
+    @Override
+    public void stop(ActorId target) {
+
+    }
+
+    @Override
+    public ActorRef getOrCreateChildActor(ActorId actorId, Supplier<String> dispatcher, Supplier<ActorCreator> creator) {
+        return null;
+    }
+
+    @Override
+    public void broadcastToChildren(ActorMsg msg) {
+
+    }
+
+    @Override
+    public void broadcastToChildren(ActorMsg msg, Predicate<ActorId> childFilter) {
+
+    }
+
+    @Override
+    public List<ActorId> filterChildren(Predicate<ActorId> childFilter) {
+        return null;
+    }
+
+    @Override
+    public ActorId getActorId() {
+        return null;
+    }
+
+    @Override
+    public void tell(ActorMsg actorMsg) {
+
+    }
+
+    @Override
+    public void tellWithHighPriority(ActorMsg actorMsg) {
+
+    }
+}

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorMsg.java

@@ -1,5 +1,7 @@
 package iot.technology.actor;
 
+import iot.technology.actor.message.ActorMsg;
+
 /**
  * @author mushuwei
  */

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorRef.java

@@ -1,7 +1,42 @@
 package iot.technology.actor;
 
+import iot.technology.actor.message.ActorMsg;
+
+import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.function.Predicate;
+
 /**
  * @author mushuwei
  */
 public interface ActorSystem {
+
+    ScheduledExecutorService getScheduler();
+
+    void createDispatcher(String dispatcherId, ExecutorService executor);
+
+    void destroyDispatcher(String dispatcherId);
+
+    ActorRef getActor(ActorId actorId);
+
+    ActorRef createRootActor(String dispatcherId, ActorCreator creator);
+
+    ActorRef createChildActor(String dispatcherId, ActorCreator creator, ActorId actorId);
+
+    void tell(ActorId target, ActorMsg actorMsg);
+
+    void tellWithHighPriority(ActorId target, ActorMsg actorMsg);
+
+    void stop(ActorRef actorRef);
+
+    void stop(ActorId actorId);
+
+    void stop();
+
+    void broadcastToChildren(ActorId parent, ActorMsg msg);
+
+    void broadcastToChildren(ActorId parent, Predicate<ActorId> childFilter, ActorMsg msg);
+
+    List<ActorId> filterChildren(ActorId parent, Predicate<ActorId> childFilter);
 }

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorSystem.java

@@ -0,0 +1,15 @@
+package iot.technology.actor;
+
+import lombok.Data;
+
+/**
+ * @author mushuwei
+ */
+@Data
+public class ActorSystemSettings {
+
+    private final int actorThroughput;
+    private final int schedulerPoolSize;
+    private final int maxActorInitAttempts;
+
+}

IOT-Guide-Actor/src/main/java/iot/technology/actor/ActorSystemSettings.java

@@ -0,0 +1,20 @@
+package iot.technology.actor.message;
+
+/**
+ * @author mushuwei
+ */
+public interface ActorMsg {
+
+    MsgType getMsgType();
+
+    /**
+     * Executed when the target actor is stopped or destroyed.
+     * For Example, rule node failed to initialize or removed from rule chain
+     * Implementation should cleanup the resources.
+     *
+     * @param reason
+     */
+    default void onActorStopped(ActorStopReason reason) {
+    }
+    
+}

IOT-Guide-Actor/src/main/java/iot/technology/actor/message/ActorMsg.java

@@ -0,0 +1,10 @@
+package iot.technology.actor.message;
+
+/**
+ * @author mushuwei
+ */
+public enum ActorStopReason {
+
+    INIT_FAILED, STOPPED
+    
+}