ref[route]: refactor the routing rules for message packets

net/src/main/java/com/zfoo/net/router/route/PacketBus.java

@@ -30,6 +30,7 @@ import com.zfoo.protocol.exception.RunException;
 import com.zfoo.protocol.util.AssertionUtils;
 import com.zfoo.protocol.util.ReflectionUtils;
 import com.zfoo.protocol.util.StringUtils;
+import io.netty.util.collection.ShortObjectHashMap;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -46,16 +47,18 @@ public abstract class PacketBus {
 
     private static final Logger logger = LoggerFactory.getLogger(PacketBus.class);
 
+    private static final ShortObjectHashMap<IPacketReceiver> receiverMap = new ShortObjectHashMap<>();
+
     /**
      * The routing of the message
      */
     public static void route(Session session, IPacket packet, IAttachment attachment) {
-        var packetReceiver = (IPacketReceiver) ProtocolManager.getProtocol(packet.protocolId()).receiver();
-        if (packetReceiver == null) {
+        var receiver = receiverMap.get(packet.protocolId());
+        if (receiver == null) {
             var name = packet.getClass().getSimpleName();
             throw new RuntimeException(StringUtils.format("no any packetReceiver:[at{}] found for this packet:[{}] or no GatewayAttachment sent back if this server is gateway", name, name));
         }
-        packetReceiver.invoke(session, packet, attachment);
+        receiver.invoke(session, packet, attachment);
     }
 
 
@@ -112,15 +115,11 @@ public abstract class PacketBus {
             }
 
             try {
-                var protocolRegistration = ProtocolManager.getProtocol(protocolId);
-                AssertionUtils.isNull(protocolRegistration.receiver(), "duplicate protocol registration, @PacketReceiver [class:{}] is repeatedly received [at{}]", packetClazz.getSimpleName(), packetClazz.getSimpleName());
+                AssertionUtils.isNull(receiverMap.get(protocolId), "duplicate protocol registration, @PacketReceiver [class:{}] is repeatedly received [at{}]", packetClazz.getSimpleName(), packetClazz.getSimpleName());
 
                 var receiverDefinition = new PacketReceiverDefinition(bean, method, packetClazz, attachmentClazz);
                 var enhanceReceiverDefinition = EnhanceUtils.createPacketReceiver(receiverDefinition);
-
-                var receiverField = ReflectionUtils.getFieldByNameInPOJOClass(protocolRegistration.getClass(), "receiver");
-                ReflectionUtils.makeAccessible(receiverField);
-                ReflectionUtils.setField(receiverField, protocolRegistration, enhanceReceiverDefinition);
+                receiverMap.put(protocolId, enhanceReceiverDefinition);
             } catch (Throwable t) {
                 throw new RunException("Registration protocol [class:{}] unknown exception", packetClazz.getSimpleName(), t);
             }

net/src/main/java/com/zfoo/net/util/SessionUtils.java

@@ -30,6 +30,7 @@ public abstract class SessionUtils {
 
     private static final String CHANNEL_SIMPLE_INFO_TEMPLATE = "[sid:{}][uid:{}]";
 
+    private static final String CHANNEL_TEMPLATE = "[channel:{}]";
 
     public static boolean isActive(Session session) {
         return session != null && session.getChannel().isActive();
@@ -47,7 +48,7 @@ public abstract class SessionUtils {
     public static String sessionInfo(ChannelHandlerContext ctx) {
         var session = SessionUtils.getSession(ctx);
         if (session == null) {
-            return StringUtils.format(CHANNEL_INFO_TEMPLATE, ctx.channel());
+            return StringUtils.format(CHANNEL_TEMPLATE, ctx.channel());
         }
         return sessionInfo(session);
     }
@@ -70,7 +71,7 @@ public abstract class SessionUtils {
     public static String sessionSimpleInfo(ChannelHandlerContext ctx) {
         var session = SessionUtils.getSession(ctx);
         if (session == null) {
-            return StringUtils.format(CHANNEL_SIMPLE_INFO_TEMPLATE, ctx.channel());
+            return StringUtils.format(CHANNEL_TEMPLATE, ctx.channel());
         }
         return sessionSimpleInfo(session);
     }

protocol/src/main/java/com/zfoo/protocol/registration/EnhanceUtils.java

@@ -124,9 +124,6 @@ public abstract class EnhanceUtils {
         constructorFiled.setModifiers(Modifier.PRIVATE);
         enhanceClazz.addField(constructorFiled);
 
-        CtField receiverFiled = new CtField(classPool.get(Object.class.getCanonicalName()), "receiver", enhanceClazz);
-        receiverFiled.setModifiers(Modifier.PRIVATE);
-        enhanceClazz.addField(receiverFiled);
 
         // 定义类所包含的所有子协议成员
         var allSubProtocolIds = ProtocolAnalysis.getAllSubProtocolIds(protocolId)
@@ -157,11 +154,6 @@ public abstract class EnhanceUtils {
         protocolConstructorMethod.setBody("{return this.constructor;}");
         enhanceClazz.addMethod(protocolConstructorMethod);
 
-        CtMethod receiverMethod = new CtMethod(classPool.get(Object.class.getCanonicalName()), "receiver", null, enhanceClazz);
-        receiverMethod.setModifiers(Modifier.PUBLIC + Modifier.FINAL);
-        receiverMethod.setBody("{return this.receiver;}");
-        enhanceClazz.addMethod(receiverMethod);
-
         CtMethod moduleMethod = new CtMethod(classPool.get(byte.class.getCanonicalName()), "module", null, enhanceClazz);
         moduleMethod.setModifiers(Modifier.PUBLIC + Modifier.FINAL);
         moduleMethod.setBody("{return " + registration.module() + ";}");

protocol/src/main/java/com/zfoo/protocol/registration/IProtocolRegistration.java

@@ -30,11 +30,6 @@ public interface IProtocolRegistration {
 
     Constructor<?> protocolConstructor();
 
-    /**
-     * 协议接收器，回调方法，主要是存放一些额外的参数
-     */
-    Object receiver();
-
     /**
      * 序列化
      */

protocol/src/main/java/com/zfoo/protocol/registration/ProtocolRegistration.java

@@ -37,12 +37,8 @@ public class ProtocolRegistration implements IProtocolRegistration {
     private short id;
     private byte module;
     private Constructor<?> constructor;
-
-    private Object receiver;
-
     private Field[] fields;
 
-
     /**
      * 所有的协议里的发送顺序都是按字段名称排序
      */
@@ -67,11 +63,6 @@ public class ProtocolRegistration implements IProtocolRegistration {
         return constructor;
     }
 
-    @Override
-    public Object receiver() {
-        return receiver;
-    }
-
 
     @Override
     public void write(ByteBuf buffer, IPacket packet) {