From bd55363af49e889d1208475cee78c1e1a2c66478 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herv=C3=A9=20Boutemy?= <hboutemy@apache.org>
Date: Sat, 20 Jun 2026 18:36:12 +0200
Subject: [PATCH 1/2] increase lifecycle bindings priority against pom ones

---
 .../src/main/java/org/apache/maven/internal/impl/Lifecycles.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/impl/maven-core/src/main/java/org/apache/maven/internal/impl/Lifecycles.java b/impl/maven-core/src/main/java/org/apache/maven/internal/impl/Lifecycles.java
index d7ddeeba3d3f..4d20267fc121 100644
--- a/impl/maven-core/src/main/java/org/apache/maven/internal/impl/Lifecycles.java
+++ b/impl/maven-core/src/main/java/org/apache/maven/internal/impl/Lifecycles.java
@@ -74,6 +74,7 @@ static Plugin plugin(String coords, String phase) {
                 .version(c[2])
                 .executions(Collections.singletonList(PluginExecution.newBuilder()
                         .id("default-" + c[3])
+                        .priority(-1)
                         .phase(phase)
                         .goals(Collections.singletonList(c[3]))
                         .location("", DefaultLifecycleRegistry.DEFAULT_LIFECYCLE_INPUT_LOCATION)

From a105a0b11a02c033b6611cae5f0150cb1524c986 Mon Sep 17 00:00:00 2001
From: Guillaume Nodet <gnodet@gmail.com>
Date: Mon, 22 Jun 2026 23:40:26 +0200
Subject: [PATCH 2/2] Add test for clean lifecycle binding ordering (MNG-12331)

Verify that lifecycle-default bindings (default-clean) run before
pom.xml-defined executions bound to the same phase, matching
Maven 3 behavior.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 .../lifecycle/LifecycleExecutorTest.java      | 18 ++++
 .../pom.xml                                   | 92 +++++++++++++++++++
 2 files changed, 110 insertions(+)
 create mode 100644 impl/maven-core/src/test/projects/lifecycle-executor/project-with-clean-phase-execution/pom.xml

diff --git a/impl/maven-core/src/test/java/org/apache/maven/lifecycle/LifecycleExecutorTest.java b/impl/maven-core/src/test/java/org/apache/maven/lifecycle/LifecycleExecutorTest.java
index 09f1027e993e..a338aa820757 100644
--- a/impl/maven-core/src/test/java/org/apache/maven/lifecycle/LifecycleExecutorTest.java
+++ b/impl/maven-core/src/test/java/org/apache/maven/lifecycle/LifecycleExecutorTest.java
@@ -313,6 +313,24 @@ MavenExecutionPlan calculateExecutionPlan(MavenSession session, String... tasks)
                 session, session.getCurrentProject(), mergedSegment.getTasks());
     }
 
+    @Test
+    void testCleanLifecycleBindingRunsBeforePomExecution() throws Exception {
+        File pom = getProject("project-with-clean-phase-execution");
+        MavenSession session = createMavenSession(pom);
+        assertEquals(
+                "project-with-clean-phase-execution",
+                session.getCurrentProject().getArtifactId());
+        List<MojoExecution> executionPlan = getExecutions(calculateExecutionPlan(session, "clean"));
+        assertEquals(2, executionPlan.size());
+        assertListEquals(
+                List.of("clean:clean", "it:it"),
+                executionPlan.stream()
+                        .map(e -> e.getMojoDescriptor().getFullGoalName())
+                        .toList());
+        assertEquals("default-clean", executionPlan.get(0).getExecutionId());
+        assertEquals("user-clean-execution", executionPlan.get(1).getExecutionId());
+    }
+
     @Test
     void testInvalidGoalName() throws Exception {
         File pom = getProject("project-basic");
diff --git a/impl/maven-core/src/test/projects/lifecycle-executor/project-with-clean-phase-execution/pom.xml b/impl/maven-core/src/test/projects/lifecycle-executor/project-with-clean-phase-execution/pom.xml
new file mode 100644
index 000000000000..4ee3ccd5ab21
--- /dev/null
+++ b/impl/maven-core/src/test/projects/lifecycle-executor/project-with-clean-phase-execution/pom.xml
@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.lifecycle.test</groupId>
+  <artifactId>project-with-clean-phase-execution</artifactId>
+  <version>1.0</version>
+  <packaging>jar</packaging>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-clean-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-compiler-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-deploy-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-install-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-jar-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-plugin-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-resources-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-surefire-plugin</artifactId>
+          <version>0.1</version>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.its.plugins</groupId>
+        <artifactId>maven-it-plugin</artifactId>
+        <version>0.1</version>
+        <executions>
+          <execution>
+            <id>user-clean-execution</id>
+            <phase>clean</phase>
+            <goals>
+              <goal>it</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>