- plugin configuration problem
- plugin execution failure due to something that is know to possibly go wrong (like compilation failure)
- plugin execution error due to something that is not expected to go wrong (the compiler executable missing)
- asking to use a plugin for which you do not have a version defined - tools to easily select versions
- goal not found in a plugin (probably could list the ones that are)

 */

   on plugin goals execution order:

   * <<in a given phase, goals order is not expected to be guaranteed nor finely tuned>>:
     it is just a consequence of the order obtained during {{{../maven-model-builder/}effective model building}},

     * does your mojo requires a project to be executed?
     * @return requires a project
     */
    boolean projectRequired() default true;

    /**
     * if the Mojo uses the Maven project and its child modules.
     * @return uses the Maven project and its child modules
     */
    boolean aggregator() default false;

    /**
     * does this Mojo need to be online to be executed?
     * @return need to be online
     */

  <packaging>JAR</packaging>

  <name>Maven Integration Test :: MNG-4341</name>
  <description>
    Test that plugins bound to the same phase get executed in POM order even if one of the plugins participates
    in the default lifecycle bindings for the project's packaging.
  </description>

  <build>
    <plugins>
      <plugin>

/**
 * Public API for a toolchain-aware plugin to get expected toolchain instance.
 *
 * @since 2.0.9
 */
public interface ToolchainManager {

    // NOTE: Some plugins like Surefire access this field directly!
    @Deprecated
    String ROLE = ToolchainManager.class.getName();

    /**
     * Retrieve toolchain of specified type from build context. It is expected that

          <description>
            Whether this parameter is required for the Mojo to function. This is used to validate the configuration
            for a Mojo before it is injected, and before the Mojo is executed from some half-state.
          </description>
        </field>
        <field>
          <name>editable</name>
          <version>1.0.0+</version>
          <type>boolean</type>

You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. 6. Trademarks. This License does not grant permission to use the trade names, trademarks, service marks, or product names of the Licensor, except as required for reasonable and customary use in describing...

 * under the License.
 */
package org.apache.maven;

import java.util.Set;

/**
 * @deprecated use {@code META-INF/maven/extension.xml} to define artifacts exported by Maven core extensions.
 */
@Deprecated
public interface ArtifactFilterManagerDelegate {

    void addExcludes(Set<String> excludes);

    void addCoreExcludes(Set<String> excludes);

  </parent>

  <artifactId>child-2</artifactId>

  <name>Maven Integration Test :: MNG-4129 :: Child-2</name>
  <description>
    Verify that plugin executions defined in the parent with inherited=false are not executed in child modules.
  </description>

  <build>
    <plugins>
      <!-- NOTE: It's essential part of this test variant to *not* define the test plugin again, i.e. bypass plugin merging -->
    </plugins>
  </build>

  <packaging>JAR</packaging>

  <name>Maven Integration Test :: MNG-4332</name>
  <description>
    Verify that default plugin executions contributed by the packaging are executed before user-defined
    executions from the POM's build section, regardless whether the executions are defined in the regular
    plugins section or the plugin management section.
  </description>

  <build>