<phase>initialize</phase>
            <goals>
              <goal>set</goal>
            </goals>
            <configuration>
              <mainFile>dependency-classes</mainFile>
            </configuration>
          </execution>
          <execution>
            <id>install</id>
            <phase>generate-sources</phase>
            <goals>
              <goal>set</goal>

package disk

// Info stat fs struct is container which holds following values
// Total - total size of the volume / disk
// Free - free size of the volume / disk
// Files - total inodes available
// Ffree - free inodes available
// FSType - file system type
// Major - major dev id
// Minor - minor dev id
// Devname - device name
type Info struct {
	Total      uint64
	Free       uint64
	Used       uint64
	Files      uint64

                                .executions(phase.getExecutions().stream()
                                        .map(exec -> org.apache.maven.api.model.PluginExecution.newBuilder()
                                                .goals(exec.getGoals())
                                                .configuration(exec.getConfiguration())
                                                .build())
                                        .collect(Collectors.toList()))

            while (entries.hasNext()) {
                TransferResourceAndSize entry = entries.next();
                long total = entry.resource.getContentLength();
                long complete = entry.transferredBytes;
                buffer.append(getStatus(entry.resource.getResourceName(), complete, total));
                if (entries.hasNext()) {
                    buffer.append(" | ");
                }
            }
        }

      <version>1.0.0+</version>
      <description>A set of goals to execute.</description>
      <fields>
        <field>
          <name>configuration</name>
          <version>1.0.0+</version>
          <type>DOM</type>
          <description>Configuration to pass to the goals.</description>
        </field>
        <field>
          <name>goals</name>
          <version>1.0.0+</version>

<plugins>
  <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-resources-plugin</artifactId>
    <executions>
      <execution>
        <goals>
          <goal>process</goal>
        </goals>
      </execution>
    </executions>
  </plugin>
  .
  .
  .
</plugins>

     */
    Optional<Boolean> yes();

    /**
     * Returns the list of encryption goals to be executed.
     * These goals can include operations like "init", "add-server", "delete-server", etc.
     *
     * @return an {@link Optional} containing the list of goals, or empty if not specified
     */
    @Nonnull
    Optional<List<String>> goals();

    /**
     * Set configuration to pass to all goals run in this phase.
     *
     * @param configuration a configuration object.
     */
    public void setConfiguration(Object configuration) {
        this.configuration = configuration;
    } // -- void setConfiguration( Object )

    /**
     * Set the goals to execute within the phase.
     *
     * @param executions a executions object.

        <executions>
          <execution>
            <id>test</id>

            <!--  The key to this test... -->
            <inherited>false</inherited>

            <goals>
              <goal>compile</goal>
            </goals>
            <phase>install</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

        assertEquals("child-a", pom.getValue("build/plugins[1]/executions[1]/goals[1]"));
        assertEquals("merged", pom.getValue("build/plugins[1]/executions[1]/goals[2]"));
        assertEquals("child-b", pom.getValue("build/plugins[1]/executions[1]/goals[3]"));
        assertEquals("parent-b", pom.getValue("build/plugins[1]/executions[1]/goals[4]"));