diff --git a/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java b/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
index 5561f9f1..0eb28e46 100644
--- a/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
+++ b/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
@@ -99,7 +99,9 @@ public class ProtocolAnalysis {
         try {
             // 检查协议类是否合法
             for (var protocolClass : protocolClassSet) {
-                checkProtocol(protocolClass);
+                var protocolId = getProtocolIdAndCheckClass(protocolClass);
+                AssertionUtils.isTrue(protocolId >= 0, "[class:{}]必须使用注解@Protocol注解标注或者使用[{}]字段", protocolClass.getCanonicalName(), PROTOCOL_ID);
+                initProtocolClass(protocolId, protocolClass);
             }
 
             // 协议id和协议信息对应起来
@@ -134,17 +136,22 @@ public class ProtocolAnalysis {
                 for (var protocolDefinition : moduleDefinition.getProtocols()) {
                     var location = protocolDefinition.getLocation();
                     var clazz = Class.forName(location);
-                    var id = getProtocolIdAndCheckClass(clazz);
+                    var protocolId = protocolDefinition.getId();
 
-                    AssertionUtils.isTrue(id >= moduleDefinition.getMinId(), "模块[{}]中的协议[{}]的协议号必须大于或者等于[{}]", moduleDefinition.getName(), clazz.getSimpleName(), moduleDefinition.getMinId());
-                    AssertionUtils.isTrue(id < moduleDefinition.getMaxId(), "模块[{}]中的协议[{}]的协议号必须小于[{}]", moduleDefinition.getName(), clazz.getSimpleName(), moduleDefinition.getMaxId());
-                    AssertionUtils.isNull(protocols[id], "duplicate definition [id:{}] Exception!", id);
-
-                    // 协议号是否和id是否相等，如果xml文件中没有填protocolId则不检测
-                    if (protocolDefinition.getId() >= 0) {
-                        AssertionUtils.isTrue(protocolDefinition.getId() == id, "[class:{}]协议序列号[{}]和协议文件里的协议序列号不相等", clazz.getCanonicalName(), PROTOCOL_ID);
+                    // 如果xml文件中没有填protocolId则只需要获取到protocolId即可
+                    if (protocolId < 0) {
+                        protocolId = getProtocolIdAndCheckClass(clazz);
+                        AssertionUtils.isTrue(protocolId >= 0, "[class:{}]在使用xml方式注册协议，如果xml没有提供协议号，则需要使用注解或者协议字段标注协议号", clazz.getCanonicalName());
+                    } else {
+                        var id = getProtocolIdAndCheckClass(clazz);
+                        // 使用xml方式注册协议可以，协议class不需要使用注解或者字段标注协议号
+                        if (id >= 0) {
+                            AssertionUtils.isTrue(protocolId == id, "[class:{}]协议序列号[{}]和协议文件里的协议序列号不相等", clazz.getCanonicalName(), PROTOCOL_ID);
+                        }
                     }
-                    checkProtocol(clazz);
+                    AssertionUtils.isTrue(protocolId >= moduleDefinition.getMinId(), "模块[{}]中的协议[{}]的协议号必须大于或者等于[{}]", moduleDefinition.getName(), clazz.getSimpleName(), moduleDefinition.getMinId());
+                    AssertionUtils.isTrue(protocolId < moduleDefinition.getMaxId(), "模块[{}]中的协议[{}]的协议号必须小于[{}]", moduleDefinition.getName(), clazz.getSimpleName(), moduleDefinition.getMaxId());
+                    initProtocolClass(protocolId, clazz);
                 }
             }
 
@@ -169,30 +176,11 @@ public class ProtocolAnalysis {
     }
 
     private static void enhance(GenerateOperation generateOperation, List<IProtocolRegistration> enhanceList) throws IOException, ClassNotFoundException, NotFoundException, CannotCompileException, NoSuchFieldException, InvocationTargetException, NoSuchMethodException, IllegalAccessException, InstantiationException {
-        initProtocolIdMap();
         enhanceProtocolBefore(generateOperation);
         enhanceProtocolRegistration(enhanceList);
         enhanceProtocolAfter(generateOperation);
     }
 
-    private static void initProtocolIdMap() {
-        for (var protocol : protocols) {
-            if (protocol == null) {
-                continue;
-            }
-            var clazz = protocol.protocolConstructor().getDeclaringClass();
-            var protocolId = protocol.protocolId();
-            protocolIdMap.put(clazz, protocolId);
-            protocolIdPrimitiveMap.putPrimitive(clazz.hashCode(), protocolId);
-        }
-        var distinctHashcode = protocolIdMap.keySet().stream().map(Object::hashCode).distinct().count();
-        if (distinctHashcode == protocolIdMap.size()) {
-            protocolIdMap = null;
-        } else {
-            protocolIdPrimitiveMap = null;
-        }
-    }
-
     private static void enhanceProtocolBefore(GenerateOperation generateOperation) throws IOException, ClassNotFoundException {
         // 检查协议格式
         checkAllProtocolClass();
@@ -221,6 +209,13 @@ public class ProtocolAnalysis {
     }
 
     private static void enhanceProtocolAfter(GenerateOperation generateOperation) {
+        var distinctHashcode = protocolIdMap.keySet().stream().map(Object::hashCode).distinct().count();
+        if (distinctHashcode == protocolIdMap.size()) {
+            protocolIdMap = null;
+        } else {
+            protocolIdPrimitiveMap = null;
+        }
+
         subProtocolIdMap = null;
         protocolReserved = null;
         baseSerializerMap = null;
@@ -426,7 +421,7 @@ public class ProtocolAnalysis {
             } else {
                 // 是一个协议引用变量
                 var referenceProtocolId = getProtocolIdAndCheckClass(clazz);
-                checkSubProtocol(clazz, referenceProtocolId, clazz);
+                checkSubProtocol(currentProtocolClass, referenceProtocolId, clazz);
                 subProtocolIdMap.computeIfAbsent(getProtocolIdAndCheckClass(currentProtocolClass), it -> new HashSet<>()).add(referenceProtocolId);
                 return ObjectProtocolField.valueOf(referenceProtocolId);
             }
@@ -469,17 +464,9 @@ public class ProtocolAnalysis {
 
     // 协议智能语法分析，错误的协议定义将无法启动程序并给出错误警告
     //-----------------------------------------------------------------------
-
-    private static void checkProtocol(Class<?> clazz) {
-        // 是否为一个简单的javabean
-        ReflectionUtils.assertIsPojoClass(clazz);
-        // 是否实现了IPacket接口
-        AssertionUtils.isTrue(IPacket.class.isAssignableFrom(clazz), "[class:{}]没有实现接口[IPacket:{}]", clazz.getCanonicalName(), IPacket.class.getCanonicalName());
-        // 不能是泛型类
-        AssertionUtils.isTrue(ArrayUtils.isEmpty(clazz.getTypeParameters()), "[class:{}]不能是泛型类", clazz.getCanonicalName());
-
-        var protocolId = getProtocolIdAndCheckClass(clazz);
-
+    private static void initProtocolClass(short protocolId, Class<?> clazz) {
+        protocolIdMap.put(clazz, protocolId);
+        protocolIdPrimitiveMap.putPrimitive(clazz.hashCode(), protocolId);
         var previous = protocolClassMap.put(protocolId, clazz);
         if (previous != null) {
             throw new RunException("[{}][{}]协议号[protocolId:{}]重复", clazz.getCanonicalName(), previous.getCanonicalName(), protocolId);
@@ -487,6 +474,13 @@ public class ProtocolAnalysis {
     }
 
     public static short getProtocolIdAndCheckClass(Class<?> clazz) {
+        // 是否为一个简单的javabean
+        ReflectionUtils.assertIsPojoClass(clazz);
+        // 是否实现了IPacket接口
+        AssertionUtils.isTrue(IPacket.class.isAssignableFrom(clazz), "[class:{}]没有实现接口[IPacket:{}]", clazz.getCanonicalName(), IPacket.class.getCanonicalName());
+        // 不能是泛型类
+        AssertionUtils.isTrue(ArrayUtils.isEmpty(clazz.getTypeParameters()), "[class:{}]不能是泛型类", clazz.getCanonicalName());
+
         Field protocolIdField = null;
         try {
             protocolIdField = clazz.getDeclaredField(PROTOCOL_ID);