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songxiaosheng pushed a commit to branch 3.3
in repository https://gitbox.apache.org/repos/asf/dubbo.git


The following commit(s) were added to refs/heads/3.3 by this push:
     new bf3d4f4ca3 Metrics event split (#12888)
bf3d4f4ca3 is described below

commit bf3d4f4ca3ad0b6301876dca0b7c345d739c1bd8
Author: namelessssssssssss 
<100946116+namelesssssssss...@users.noreply.github.com>
AuthorDate: Thu Aug 31 08:02:41 2023 +0800

    Metrics event split (#12888)
    
    * Split event-related api out of dubbo-metrics-api.
    
    * Add new module to .artifacts
    
    * Temporary remove dubbo-plugin-metrics
    
    * Fix pom
    
    * * Remove the use of dispatcher name
    
    * * Bug fix
    
    * * Bug fix
    
    * Update ScopeClusterInvokerTest.java
    
    * * Trigger test
    
    * * Fix ut
    
    ---------
    
    Co-authored-by: songxiaosheng <songxiaosh...@elastic.link>
---
 .artifacts                                         |  1 +
 .../support/AbstractClusterInvokerTest.java        |  1 -
 dubbo-distribution/dubbo-all/pom.xml               |  8 ++++++++
 dubbo-distribution/dubbo-bom/pom.xml               |  5 +++++
 dubbo-metrics/dubbo-metrics-api/pom.xml            |  5 +++++
 .../metrics/collector/DefaultCollectorTest.java    | 14 +++++++++----
 .../pom.xml                                        | 19 ++++--------------
 .../org/apache/dubbo/metrics/MetricsConstants.java |  0
 .../apache/dubbo/metrics/event/MetricsEvent.java   | 23 +++++++++++-----------
 .../dubbo/metrics/event/MetricsEventBus.java       | 13 ++++++------
 .../metrics/event/MetricsEventMulticaster.java     |  0
 .../dubbo/metrics/event/TimeCounterEvent.java      |  2 +-
 .../exception/MetricsNeverHappenException.java     |  0
 .../dubbo/metrics/listener/MetricsListener.java    |  0
 .../org/apache/dubbo/metrics/model/TimePair.java   |  0
 .../apache/dubbo/metrics/model/key/MetricsKey.java |  0
 .../dubbo/metrics/model/key/MetricsLevel.java      |  0
 .../dubbo/metrics/model/key/TypeWrapper.java       |  0
 dubbo-metrics/pom.xml                              |  1 +
 dubbo-test/dubbo-dependencies-all/pom.xml          |  5 +++++
 20 files changed, 58 insertions(+), 39 deletions(-)

diff --git a/.artifacts b/.artifacts
index be912a56f7..aa865b891a 100644
--- a/.artifacts
+++ b/.artifacts
@@ -66,6 +66,7 @@ dubbo-metrics-prometheus
 dubbo-metrics-registry
 dubbo-metrics-config-center
 dubbo-metrics-netty
+dubbo-metrics-event
 dubbo-monitor
 dubbo-monitor-api
 dubbo-monitor-common
diff --git 
a/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/support/AbstractClusterInvokerTest.java
 
b/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/support/AbstractClusterInvokerTest.java
index 31c3af53f2..496e4369b2 100644
--- 
a/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/support/AbstractClusterInvokerTest.java
+++ 
b/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/support/AbstractClusterInvokerTest.java
@@ -60,7 +60,6 @@ import static 
org.apache.dubbo.common.constants.CommonConstants.MONITOR_KEY;
 import static org.apache.dubbo.common.constants.CommonConstants.PATH_KEY;
 import static org.apache.dubbo.common.constants.CommonConstants.PROTOCOL_KEY;
 import static 
org.apache.dubbo.rpc.cluster.Constants.CLUSTER_AVAILABLE_CHECK_KEY;
-import static org.apache.dubbo.rpc.cluster.Constants.INVOCATION_NEED_MOCK;
 import static org.apache.dubbo.rpc.cluster.Constants.REFER_KEY;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.ArgumentMatchers.same;
diff --git a/dubbo-distribution/dubbo-all/pom.xml 
b/dubbo-distribution/dubbo-all/pom.xml
index 89e2b77abc..c2e4b05633 100644
--- a/dubbo-distribution/dubbo-all/pom.xml
+++ b/dubbo-distribution/dubbo-all/pom.xml
@@ -190,6 +190,13 @@
         </dependency>
 
         <!-- metrics -->
+        <dependency>
+            <groupId>org.apache.dubbo</groupId>
+            <artifactId>dubbo-metrics-event</artifactId>
+            <version>${project.version}</version>
+            <scope>compile</scope>
+            <optional>true</optional>
+        </dependency>
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo-metrics-api</artifactId>
@@ -690,6 +697,7 @@
                                     
<include>org.apache.dubbo:dubbo-metadata-report-nacos</include>
                                     
<include>org.apache.dubbo:dubbo-metadata-report-redis</include>
                                     
<include>org.apache.dubbo:dubbo-metadata-report-zookeeper</include>
+                                    
<include>org.apache.dubbo:dubbo-metrics-event</include>
                                     
<include>org.apache.dubbo:dubbo-metrics-api</include>
                                     
<include>org.apache.dubbo:dubbo-metrics-default</include>
                                     
<include>org.apache.dubbo:dubbo-metrics-registry</include>
diff --git a/dubbo-distribution/dubbo-bom/pom.xml 
b/dubbo-distribution/dubbo-bom/pom.xml
index 9757c56352..bf3b0d3110 100644
--- a/dubbo-distribution/dubbo-bom/pom.xml
+++ b/dubbo-distribution/dubbo-bom/pom.xml
@@ -251,6 +251,11 @@
                 <artifactId>dubbo-metrics-api</artifactId>
                 <version>${project.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.apache.dubbo</groupId>
+                <artifactId>dubbo-metrics-event</artifactId>
+                <version>${project.version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.dubbo</groupId>
                 <artifactId>dubbo-metrics-default</artifactId>
diff --git a/dubbo-metrics/dubbo-metrics-api/pom.xml 
b/dubbo-metrics/dubbo-metrics-api/pom.xml
index 3c31ae389c..3ee341dcba 100644
--- a/dubbo-metrics/dubbo-metrics-api/pom.xml
+++ b/dubbo-metrics/dubbo-metrics-api/pom.xml
@@ -36,6 +36,11 @@
             <artifactId>dubbo-common</artifactId>
             <version>${project.parent.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.dubbo</groupId>
+            <artifactId>dubbo-metrics-event</artifactId>
+            <version>${project.parent.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo-rpc-api</artifactId>
diff --git 
a/dubbo-metrics/dubbo-metrics-default/src/test/java/org/apache/dubbo/metrics/collector/DefaultCollectorTest.java
 
b/dubbo-metrics/dubbo-metrics-default/src/test/java/org/apache/dubbo/metrics/collector/DefaultCollectorTest.java
index 450da8a7c6..9fd5257cc5 100644
--- 
a/dubbo-metrics/dubbo-metrics-default/src/test/java/org/apache/dubbo/metrics/collector/DefaultCollectorTest.java
+++ 
b/dubbo-metrics/dubbo-metrics-default/src/test/java/org/apache/dubbo/metrics/collector/DefaultCollectorTest.java
@@ -19,7 +19,10 @@ package org.apache.dubbo.metrics.collector;
 
 import org.apache.dubbo.common.URL;
 import org.apache.dubbo.common.constants.CommonConstants;
+import org.apache.dubbo.common.logger.ErrorTypeAwareLogger;
+import org.apache.dubbo.common.logger.LoggerFactory;
 import org.apache.dubbo.config.ApplicationConfig;
+import org.apache.dubbo.metrics.MetricsConstants;
 import org.apache.dubbo.metrics.TestMetricsInvoker;
 import org.apache.dubbo.metrics.event.MetricsDispatcher;
 import org.apache.dubbo.metrics.event.RequestEvent;
@@ -134,6 +137,9 @@ class DefaultCollectorTest {
         DefaultMetricsCollector collector = 
applicationModel.getBeanFactory().getOrRegisterBean(DefaultMetricsCollector.class);
         collector.setCollectEnabled(true);
 
+        ErrorTypeAwareLogger logger = 
LoggerFactory.getErrorTypeAwareLogger(DefaultCollectorTest.class);
+        logger.warn("0-99","","","Test error code message.");
+
         metricsFilter.invoke(new TestMetricsInvoker(side), invocation);
         try {
             Thread.sleep(50);
@@ -150,8 +156,8 @@ class DefaultCollectorTest {
 
         // push finish rt +1
         List<MetricSample> metricSamples = collector.collect();
-        //num(total+success+processing) + rt(5) = 8
-        Assertions.assertEquals(8, metricSamples.size());
+        //num(total+success+processing) + rt(5) + error code = 9
+        Assertions.assertEquals(metricSamples.size(),9);
         List<String> metricsNames = 
metricSamples.stream().map(MetricSample::getName).collect(Collectors.toList());
         // No error will contain total+success+processing
         String REQUESTS = new MetricsKeyWrapper(METRIC_REQUESTS, 
MetricsPlaceValue.of(side, MetricsLevel.SERVICE)).targetKey();
@@ -192,8 +198,8 @@ class DefaultCollectorTest {
         long c2 = eventObj.getTimePair().calc();
         metricSamples = collector.collect();
 
-        // num(total+success+error+total_error+processing) + rt(5) = 5
-        Assertions.assertEquals(10, metricSamples.size());
+        // num(total+success+error+total_error+processing) + rt(5) + error 
code = 11
+        Assertions.assertEquals(11, metricSamples.size());
 
         String TIMEOUT = new MetricsKeyWrapper(METRIC_REQUESTS_TIMEOUT, 
MetricsPlaceValue.of(side, MetricsLevel.SERVICE)).targetKey();
         String TOTAL_FAILED = new 
MetricsKeyWrapper(METRIC_REQUESTS_TOTAL_FAILED, MetricsPlaceValue.of(side, 
MetricsLevel.SERVICE)).targetKey();
diff --git a/dubbo-metrics/dubbo-metrics-api/pom.xml 
b/dubbo-metrics/dubbo-metrics-event/pom.xml
similarity index 73%
copy from dubbo-metrics/dubbo-metrics-api/pom.xml
copy to dubbo-metrics/dubbo-metrics-event/pom.xml
index 3c31ae389c..4db769019c 100644
--- a/dubbo-metrics/dubbo-metrics-api/pom.xml
+++ b/dubbo-metrics/dubbo-metrics-event/pom.xml
@@ -23,31 +23,20 @@
         <version>${revision}</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
-    <artifactId>dubbo-metrics-api</artifactId>
+    <artifactId>dubbo-metrics-event</artifactId>
     <packaging>jar</packaging>
     <name>${project.artifactId}</name>
-    <description>The metrics module of dubbo project</description>
+    <description>The metrics event-related api module of dubbo 
project</description>
     <properties>
         <skip_maven_deploy>false</skip_maven_deploy>
     </properties>
+
     <dependencies>
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo-common</artifactId>
             <version>${project.parent.version}</version>
         </dependency>
-        <dependency>
-            <groupId>org.apache.dubbo</groupId>
-            <artifactId>dubbo-rpc-api</artifactId>
-            <version>${project.parent.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>io.micrometer</groupId>
-            <artifactId>micrometer-core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.tdunning</groupId>
-            <artifactId>t-digest</artifactId>
-        </dependency>
     </dependencies>
+
 </project>
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/MetricsConstants.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/MetricsConstants.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/MetricsConstants.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/MetricsConstants.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
similarity index 86%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
index 3b22dfa818..b0e587a396 100644
--- 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
+++ 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEvent.java
@@ -19,7 +19,6 @@ package org.apache.dubbo.metrics.event;
 
 import org.apache.dubbo.common.beans.factory.ScopeBeanFactory;
 import org.apache.dubbo.metrics.exception.MetricsNeverHappenException;
-import org.apache.dubbo.metrics.model.MethodMetric;
 import org.apache.dubbo.metrics.model.key.TypeWrapper;
 import org.apache.dubbo.rpc.model.ApplicationModel;
 
@@ -33,13 +32,13 @@ import java.util.Map;
 public abstract class MetricsEvent {
 
     /**
-     * Metric object. (eg. {@link MethodMetric})
+     * Metric object. (eg. MethodMetric)
      */
     protected transient final ApplicationModel source;
     private boolean available = true;
     private final TypeWrapper typeWrapper;
     private final String appName;
-    private final MetricsDispatcher metricsDispatcher;
+    private final MetricsEventMulticaster metricsEventMulticaster;
 
     private final Map<String, Object> attachments = new IdentityHashMap<>(8);
 
@@ -47,7 +46,7 @@ public abstract class MetricsEvent {
         this(source, null, null, typeWrapper);
     }
 
-    public MetricsEvent(ApplicationModel source, String appName, 
MetricsDispatcher metricsDispatcher, TypeWrapper typeWrapper) {
+    public MetricsEvent(ApplicationModel source, String appName, 
MetricsEventMulticaster metricsEventMulticaster, TypeWrapper typeWrapper) {
         this.typeWrapper = typeWrapper;
         if (source == null) {
             this.source = ApplicationModel.defaultModel();
@@ -56,20 +55,20 @@ public abstract class MetricsEvent {
         } else {
             this.source = source;
         }
-        if (metricsDispatcher == null) {
+        if (metricsEventMulticaster == null) {
             if (this.source.isDestroyed()) {
-                this.metricsDispatcher = null;
+                this.metricsEventMulticaster = null;
             } else {
                 ScopeBeanFactory beanFactory = this.source.getBeanFactory();
                 if (beanFactory.isDestroyed()) {
-                    this.metricsDispatcher = null;
+                    this.metricsEventMulticaster = null;
                 } else {
-                    MetricsDispatcher dispatcher = 
beanFactory.getBean(MetricsDispatcher.class);
-                    this.metricsDispatcher = dispatcher;
+                    MetricsEventMulticaster dispatcher = 
beanFactory.getBean(MetricsEventMulticaster.class);
+                    this.metricsEventMulticaster = dispatcher;
                 }
             }
         } else {
-            this.metricsDispatcher = metricsDispatcher;
+            this.metricsEventMulticaster = metricsEventMulticaster;
         }
         if (appName == null) {
             this.appName = this.source.tryGetApplicationName();
@@ -115,8 +114,8 @@ public abstract class MetricsEvent {
         return source;
     }
 
-    public MetricsDispatcher getMetricsDispatcher() {
-        return metricsDispatcher;
+    public MetricsEventMulticaster getMetricsEventMulticaster() {
+        return metricsEventMulticaster;
     }
 
     public String appName() {
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
similarity index 91%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
index 74ef55e4c7..2d0888d17a 100644
--- 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
+++ 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEventBus.java
@@ -42,7 +42,7 @@ public class MetricsEventBus {
         if (event.getSource() == null) {
             return;
         }
-        MetricsDispatcher dispatcher = event.getMetricsDispatcher();
+        MetricsEventMulticaster dispatcher = 
event.getMetricsEventMulticaster();
         Optional.ofNullable(dispatcher).ifPresent(d -> {
             tryInvoke(() -> d.publishEvent(event));
         });
@@ -106,13 +106,14 @@ public class MetricsEventBus {
      * eventSaveRunner saves the event, so that the calculation rt is 
introverted
      */
     public static void before(MetricsEvent event) {
-        MetricsDispatcher dispatcher = validate(event);
+        MetricsEventMulticaster dispatcher = validate(event);
+
         if (dispatcher == null) return;
         tryInvoke(() -> dispatcher.publishEvent(event));
     }
 
     public static void after(MetricsEvent event, Object result) {
-        MetricsDispatcher dispatcher = validate(event);
+        MetricsEventMulticaster dispatcher = validate(event);
         if (dispatcher == null) return;
         tryInvoke(() -> {
             event.customAfterPost(result);
@@ -121,13 +122,13 @@ public class MetricsEventBus {
     }
 
     public static void error(MetricsEvent event) {
-        MetricsDispatcher dispatcher = validate(event);
+        MetricsEventMulticaster dispatcher = validate(event);
         if (dispatcher == null) return;
         tryInvoke(() -> dispatcher.publishErrorEvent((TimeCounterEvent) 
event));
     }
 
-    private static MetricsDispatcher validate(MetricsEvent event) {
-        MetricsDispatcher dispatcher = event.getMetricsDispatcher();
+    private static MetricsEventMulticaster validate(MetricsEvent event) {
+        MetricsEventMulticaster dispatcher = 
event.getMetricsEventMulticaster();
         if (dispatcher == null) {
             return null;
         }
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEventMulticaster.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEventMulticaster.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/MetricsEventMulticaster.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/MetricsEventMulticaster.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
similarity index 95%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
index 69e7e42925..e814465b36 100644
--- 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
+++ 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/event/TimeCounterEvent.java
@@ -33,7 +33,7 @@ public abstract class TimeCounterEvent extends MetricsEvent {
         this.timePair = TimePair.start();
     }
 
-    public TimeCounterEvent(ApplicationModel source, String appName, 
MetricsDispatcher metricsDispatcher, TypeWrapper typeWrapper) {
+    public TimeCounterEvent(ApplicationModel source, String 
appName,MetricsEventMulticaster metricsDispatcher, TypeWrapper typeWrapper) {
         super(source, appName, metricsDispatcher, typeWrapper);
         this.timePair = TimePair.start();
     }
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/exception/MetricsNeverHappenException.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/exception/MetricsNeverHappenException.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/exception/MetricsNeverHappenException.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/exception/MetricsNeverHappenException.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/listener/MetricsListener.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/listener/MetricsListener.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/listener/MetricsListener.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/listener/MetricsListener.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/TimePair.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/TimePair.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/TimePair.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/TimePair.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/MetricsKey.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/MetricsKey.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/MetricsKey.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/MetricsKey.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/MetricsLevel.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/MetricsLevel.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/MetricsLevel.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/MetricsLevel.java
diff --git 
a/dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/TypeWrapper.java
 
b/dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/TypeWrapper.java
similarity index 100%
rename from 
dubbo-metrics/dubbo-metrics-api/src/main/java/org/apache/dubbo/metrics/model/key/TypeWrapper.java
rename to 
dubbo-metrics/dubbo-metrics-event/src/main/java/org/apache/dubbo/metrics/model/key/TypeWrapper.java
diff --git a/dubbo-metrics/pom.xml b/dubbo-metrics/pom.xml
index 014632df63..901a7888ec 100644
--- a/dubbo-metrics/pom.xml
+++ b/dubbo-metrics/pom.xml
@@ -19,6 +19,7 @@
     <modelVersion>4.0.0</modelVersion>
     <modules>
         <module>dubbo-metrics-api</module>
+        <module>dubbo-metrics-event</module>
         <module>dubbo-metrics-default</module>
         <module>dubbo-metrics-registry</module>
         <module>dubbo-metrics-metadata</module>
diff --git a/dubbo-test/dubbo-dependencies-all/pom.xml 
b/dubbo-test/dubbo-dependencies-all/pom.xml
index 0216003790..6afbac88e0 100644
--- a/dubbo-test/dubbo-dependencies-all/pom.xml
+++ b/dubbo-test/dubbo-dependencies-all/pom.xml
@@ -181,6 +181,11 @@
             <artifactId>dubbo-metrics-api</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.dubbo</groupId>
+            <artifactId>dubbo-metrics-event</artifactId>
+            <version>${project.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo-metrics-default</artifactId>

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