Upgrade the Maven Enforcer Plugin

Oct 13, 2025 by wbrum.org 128 views

Introduction

In this report, we will be discussing the results of a Maven 4 compatibility test with the karaf-cave repository. The test was conducted using Maven version 4.0.0-rc-3 and the results are as follows.

Repository Information

Repository: karaf-cave
Status: ❌ Failed
Maven Version: 4.0.0-rc-3
Test Date: 2025-03-13T15:47:56.314Z
Chunk: 2

Maven Version Info

Apache Maven 4.0.0-rc-3 (3952d00ce65df6753b63a51e86b1f626c55a8df2) Maven home: /home/runner/work/maven4-testing/maven4-testing/apache-maven-4.0.0-rc-3 Java version: 17.0.14, vendor: Eclipse Adoptium, runtime: /usr/lib/jvm/temurin-17-jdk-amd64 Default locale: en, platform encoding: UTF-8 OS name: "linux", version: "6.8.0-1021-azure", arch: "amd64", family: "unix"

Build Error Details

The build failed due to an error in the Maven Enforcer Plugin. The error message is as follows:

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce (enforce-maven-version) on project cave: Execution enforce-maven-version of goal org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce failed: An API incompatibility was encountered while executing org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce: java.lang.NoSuchMethodError: 'void org.apache.maven.plugin.PluginParameterExpressionEvaluator.<init>(org.apache.maven.execution.MavenSession, org.apache.maven.plugin.MojoExecution, org.apache.maven.project.path.PathTranslator, org.codehaus.plexus.logging.Logger, org.apache.maven.project.MavenProject, java.util.Properties)'

This error is caused by a compatibility issue between the Maven Enforcer Plugin and the Maven version being used. The Maven Enforcer Plugin is not compatible with Maven 4.0.0-rc-3, which is the version being used in this test.

Maven Enforcer Plugin Compatibility Issue

The Maven Enforcer Plugin is a popular plugin used to enforce certain rules and constraints in a Maven project. However, it is not compatible with Maven 4.0.0-rc-3, which is the version being used in this test. This incompatibility causes the build to fail with the error message shown above.

Possible Solutions

There are a few possible solutions to this issue:

Upgrade the Maven Enforcer Plugin: The Maven Enforcer Plugin can be upgraded to a version that is compatible with Maven 4.0.0-rc-3. This can be done by updating the plugin version in the project's pom.xml file.
Downgrade the Maven Version: The Maven version can be downgraded to a version that is compatible with the Maven Enforcer Plugin. This can be done by updating the Maven version in the project's pom.xml file.
Use a Different Plugin: A different plugin can be used to enforce the rules and constraints in the project. This can be done by updating the plugin version in the project's pom.xml file.

Conclusion

In conclusion, the Maven 4 compatibility test with the karaf-cave repository failed due to a compatibility issue between the Maven Enforcer Plugin and the Maven version being used. The error message was caused by a NoSuchMethodError in the PluginParameterExpressionEvaluator class. Possible solutions to this issue include upgrading the Maven Enforcer Plugin, downgrading the Maven version, or using a different plugin.

Maven 4 Compatibility Test Results

Repository	Status	Maven Version	Test Date	Chunk
karaf-cave	❌ Failed	4.0.0-rc-3	2025-03-13T15:47:56.314Z	2

Maven 4 Compatibility Test Summary

The Maven 4 compatibility test with the karaf-cave repository failed due to a compatibility issue between the Maven Enforcer Plugin and the Maven version being used. The error message was caused by a NoSuchMethodError in the PluginParameterExpressionEvaluator class. Possible solutions to this issue include upgrading the Maven Enforcer Plugin, downgrading the Maven version, or using a different plugin.

Introduction

In our previous article, we discussed the results of a Maven 4 compatibility test with the karaf-cave repository. The test was conducted using Maven version 4.0.0-rc-3 and the results were not successful due to a compatibility issue between the Maven Enforcer Plugin and the Maven version being used. In this article, we will answer some frequently asked questions related to the Maven 4 compatibility test.

Q: What is the Maven Enforcer Plugin?

A: The Maven Enforcer Plugin is a popular plugin used to enforce certain rules and constraints in a Maven project. It is used to ensure that the project's dependencies and configuration meet certain criteria.

Q: Why is the Maven Enforcer Plugin not compatible with Maven 4.0.0-rc-3?

A: The Maven Enforcer Plugin is not compatible with Maven 4.0.0-rc-3 because it uses an API that is not available in this version of Maven. The PluginParameterExpressionEvaluator class, which is used by the plugin, has a method that is not available in Maven 4.0.0-rc-3.

Q: What are the possible solutions to this issue?

A: There are several possible solutions to this issue:

Upgrade the Maven Enforcer Plugin: The Maven Enforcer Plugin can be upgraded to a version that is compatible with Maven 4.0.0-rc-3.
Downgrade the Maven Version: The Maven version can be downgraded to a version that is compatible with the Maven Enforcer Plugin.
Use a Different Plugin: A different plugin can be used to enforce the rules and constraints in the project.

Q: How can I upgrade the Maven Enforcer Plugin?

A: To upgrade the Maven Enforcer Plugin, you can update the plugin version in the project's pom.xml file. You can use the following syntax to upgrade the plugin:

<plugin>
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-enforcer-plugin</artifactId>
  <version>3.0.0-M3</version>
</plugin>

Q: How can I downgrade the Maven Version?

A: To downgrade the Maven Version, you can update the Maven version in the project's pom.xml file. You can use the following syntax to downgrade the Maven version:

<properties>
  <maven.compiler.source>1.8</maven.compiler.source>
  <maven.compiler.target>1.8</maven.compiler.target>
</properties>

Q: What are the benefits of using a different plugin?

A: Using a different plugin can provide several benefits, including:

Improved compatibility: A different plugin may be more compatible with the Maven version being used.
Increased flexibility: A different plugin may provide more flexibility in terms of the rules and constraints that can be enforced.
Better performance: A different plugin may provide better performance than the Maven Enforcer Plugin.

Q: How can I choose a different plugin?

A: To choose a different plugin, you can consider the following factors:

Compatibility: Choose a plugin that is compatible with the Maven version being used.
Features: Choose a plugin that provides the features and functionality that you need.
Performance: Choose a plugin that provides good performance.