/**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity
     * {@link BuilderProblem.Severity#WARNING} and below are reported here. Problems with a higher severity level cause
     * the settings builder to fail with a {@link ToolchainsBuilderException}.
     *

        try {
            return expressionEvaluator.evaluate(strValue) != null;
        } catch (ExpressionEvaluationException e) {
            // not important
            // will be reported during Mojo fields populate
        }

        // fallback - in case of error in expressionEvaluator
        return false;
    }

    @Override
    public final void validate(

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_OS400 = "os/400";

    /**
     * OpenJDK is reported to call MacOS X "Darwin"
     *
     * @see <a href="https://issues.apache.org/bugzilla/show_bug.cgi?id=44889">bugzilla issue</a>
     * @see <a href="https://issues.apache.org/jira/browse/HADOOP-3318">HADOOP-3318</a>

         * it will be reported as "external". It is up to developer to correctly interpret output (GAV) of issues
         * and realize that in this case he wears two hats:" "user" and "(plugin) developer".
         */
        EXTERNAL
    }

    /**
     * Reports plugin issues applicable to the plugin as a whole.
     * <p>

  <version>0.1</version>
  <packaging>pom</packaging>

  <!--
  NOTE: This extends the test to check an edge case of URL adjustment which must not error out during inheritance
  if the child misses the artifactId (as to be reported by validation).
  -->
  <url>https://maven.apache.org/</url>

    Settings getEffectiveSettings();

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity
     * {@link BuilderProblem.Severity#WARNING} and below are reported here. Problems with a higher severity level cause
     * the settings builder to fail with a {@link SettingsBuilderException}.
     *

                </tag>
              </tags>
            </configuration>
            <reportSets>
              <reportSet>
                <id>aggregate</id>
                <reports>
                  <report>aggregate</report>
                </reports>
                <inherited>false</inherited>
              </reportSet>
            </reportSets>
          </plugin>
          <plugin>

        <version>2.1-SNAPSHOT</version>
        <reportSets>
          <reportSet>
            <id>equal-report-exec-id</id>
            <reports>
              <report>reset</report>
            </reports>
            <configuration>
              <logFile>target/exec.log</logFile>
              <string>test</string>
            </configuration>
          </reportSet>
        </reportSets>
      </plugin>
    </plugins>

        <reportSets>
          <reportSet>
            <id>the-one-and-only-id</id>
          </reportSet>
        </reportSets>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-b</artifactId>
        <version>1.0-SNAPSHOT</version>
        <reportSets>
          <reportSet>
            <id>the-one-and-only-id</id>

    public ClassRealm getClassRealm() {
        return realm;
    }

    /**
     * Returns artifacts exported by the extension, identified by groupId:artifactId string key.
     */
    public Set<String> getExportedArtifacts() {
        return artifacts;
    }

    /**
     * Returns classpath elements exported by the extension.
     */
    public Set<String> getExportedPackages() {
        return packages;
    }