Update maven-enforcer-plugin to 3.0.0 release

And add a workaround for the following exception:

  [ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:3.0.0:enforce (enforce-rules) on project pom-scijava-base: Unable to parse configuration of mojo org.apache.maven.plugins:maven-enforcer-plugin:3.0.0:enforce for parameter banDuplicateClasses: Cannot create instance of class org.apache.maven.plugins.enforcer.BanDuplicateClasses: org/apache/maven/shared/dependency/tree/DependencyTreeBuilderException: org.apache.maven.shared.dependency.tree.DependencyTreeBuilderException -> [Help 1]
  org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:3.0.0:enforce (enforce-rules) on project pom-scijava-base: Unable to parse configuration of mojo org.apache.maven.plugins:maven-enforcer-plugin:3.0.0:enforce for parameter banDuplicateClasses: Cannot create instance of class org.apache.maven.plugins.enforcer.BanDuplicateClasses
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:215)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
      at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
      at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
      at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
      at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
      at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
      at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke (Method.java:498)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
      at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
      at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
  Caused by: org.apache.maven.plugin.PluginConfigurationException: Unable to parse configuration of mojo org.apache.maven.plugins:maven-enforcer-plugin:3.0.0:enforce for parameter banDuplicateClasses: Cannot create instance of class org.apache.maven.plugins.enforcer.BanDuplicateClasses
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.populatePluginFields (DefaultMavenPluginManager.java:665)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo (DefaultMavenPluginManager.java:597)
      at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:124)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
      at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
      at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
      at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
      at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
      at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
      at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke (Method.java:498)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
      at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
      at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
  Caused by: org.codehaus.plexus.component.configurator.ComponentConfigurationException: Cannot create instance of class org.apache.maven.plugins.enforcer.BanDuplicateClasses
      at org.codehaus.plexus.component.configurator.converters.AbstractConfigurationConverter.instantiateObject (AbstractConfigurationConverter.java:151)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.fromConfiguration (ObjectWithFieldsConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.AbstractCollectionConverter.fromChildren (AbstractCollectionConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.ArrayConverter.fromConfiguration (ArrayConverter.java:52)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.convertProperty (CompositeBeanHelper.java:273)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.setProperty (CompositeBeanHelper.java:174)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.processConfiguration (ObjectWithFieldsConverter.java:101)
      at org.codehaus.plexus.component.configurator.BasicComponentConfigurator.configureComponent (BasicComponentConfigurator.java:34)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.populatePluginFields (DefaultMavenPluginManager.java:635)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo (DefaultMavenPluginManager.java:597)
      at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:124)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
      at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
      at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
      at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
      at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
      at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
      at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke (Method.java:498)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
      at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
      at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
  Caused by: java.lang.NoClassDefFoundError: org/apache/maven/shared/dependency/tree/DependencyTreeBuilderException
      at java.lang.Class.getDeclaredConstructors0 (Native Method)
      at java.lang.Class.privateGetDeclaredConstructors (Class.java:2671)
      at java.lang.Class.getConstructor0 (Class.java:3075)
      at java.lang.Class.newInstance (Class.java:412)
      at org.codehaus.plexus.component.configurator.converters.AbstractConfigurationConverter.instantiateObject (AbstractConfigurationConverter.java:143)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.fromConfiguration (ObjectWithFieldsConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.AbstractCollectionConverter.fromChildren (AbstractCollectionConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.ArrayConverter.fromConfiguration (ArrayConverter.java:52)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.convertProperty (CompositeBeanHelper.java:273)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.setProperty (CompositeBeanHelper.java:174)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.processConfiguration (ObjectWithFieldsConverter.java:101)
      at org.codehaus.plexus.component.configurator.BasicComponentConfigurator.configureComponent (BasicComponentConfigurator.java:34)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.populatePluginFields (DefaultMavenPluginManager.java:635)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo (DefaultMavenPluginManager.java:597)
      at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:124)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
      at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
      at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
      at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
      at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
      at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
      at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke (Method.java:498)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
      at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
      at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
  Caused by: java.lang.ClassNotFoundException: org.apache.maven.shared.dependency.tree.DependencyTreeBuilderException
      at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass (SelfFirstStrategy.java:50)
      at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass (ClassRealm.java:271)
      at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass (ClassRealm.java:247)
      at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass (ClassRealm.java:239)
      at java.lang.Class.getDeclaredConstructors0 (Native Method)
      at java.lang.Class.privateGetDeclaredConstructors (Class.java:2671)
      at java.lang.Class.getConstructor0 (Class.java:3075)
      at java.lang.Class.newInstance (Class.java:412)
      at org.codehaus.plexus.component.configurator.converters.AbstractConfigurationConverter.instantiateObject (AbstractConfigurationConverter.java:143)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.fromConfiguration (ObjectWithFieldsConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.AbstractCollectionConverter.fromChildren (AbstractCollectionConverter.java:54)
      at org.codehaus.plexus.component.configurator.converters.composite.ArrayConverter.fromConfiguration (ArrayConverter.java:52)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.convertProperty (CompositeBeanHelper.java:273)
      at org.eclipse.sisu.plexus.CompositeBeanHelper.setProperty (CompositeBeanHelper.java:174)
      at org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter.processConfiguration (ObjectWithFieldsConverter.java:101)
      at org.codehaus.plexus.component.configurator.BasicComponentConfigurator.configureComponent (BasicComponentConfigurator.java:34)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.populatePluginFields (DefaultMavenPluginManager.java:635)
      at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getConfiguredMojo (DefaultMavenPluginManager.java:597)
      at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:124)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
      at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)
      at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:56)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
      at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
      at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
      at org.apache.maven.cli.MavenCli.execute (MavenCli.java:957)
      at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:289)
      at org.apache.maven.cli.MavenCli.main (MavenCli.java:193)
      at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke (Method.java:498)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
      at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
      at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)

Author: ctrueden

pom.xml

@@ -236,7 +236,7 @@
 		<maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
 		<maven-dependency-plugin.version>3.2.0</maven-dependency-plugin.version>
 		<maven-deploy-plugin.version>2.8.2</maven-deploy-plugin.version>
-		<maven-enforcer-plugin.version>3.0.0-M3</maven-enforcer-plugin.version>
+		<maven-enforcer-plugin.version>3.0.0</maven-enforcer-plugin.version>
 		<maven-failsafe-plugin.version>2.22.2</maven-failsafe-plugin.version>
 		<maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
 		<maven-install-plugin.version>2.5.2</maven-install-plugin.version>
@@ -274,6 +274,7 @@
 		<sonar-maven-plugin.version>3.9.0.2155</sonar-maven-plugin.version>
 
 		<!-- Plugin dependencies -->
+		<maven-dependency-tree.version>2.2</maven-dependency-tree.version>
 		<extra-enforcer-rules.version>1.2</extra-enforcer-rules.version>
 		<kotlin.version>1.4.21</kotlin.version>
 		<revapi-java.version>0.20.2</revapi-java.version>
@@ -326,6 +327,17 @@
 					<artifactId>maven-enforcer-plugin</artifactId>
 					<version>${maven-enforcer-plugin.version}</version>
 					<dependencies>
+						<!--
+						HACK - Work around the enforcer error:
+						Cannot create instance of class
+						org.apache.maven.plugins.enforcer.BanDuplicateClasses:
+						org/apache/maven/shared/dependency/tree/DependencyTreeBuilderException
+						-->
+						<dependency>
+							<groupId>org.apache.maven.shared</groupId>
+							<artifactId>maven-dependency-tree</artifactId>
+							<version>${maven-dependency-tree.version}</version>
+						</dependency>
 						<dependency>
 							<groupId>org.codehaus.mojo</groupId>
 							<artifactId>extra-enforcer-rules</artifactId>