@Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationFile file = activation.getFile();

        if (file == null) {
            return false;
        }

        String path;
        boolean missing;

                        .setLocation(profile.getLocation(""))
                        .setException(e));
                return false;
            }
        }
        return isActive;
    }

    private boolean isActiveByDefault(Profile profile) {
        Activation activation = profile.getActivation();

        final ActivationSettings settings = ActivationSettings.of(active, optional);
        this.activations.add(new ProjectActivationSettings(selector, settings));
    }

    private Stream<ProjectActivationSettings> getProjects(final Predicate<ActivationSettings> predicate) {
        return this.activations.stream().filter(activation -> predicate.test(activation.activationSettings));
    }

  </build>

  <profiles>
    <profile>
      <id>default</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
      <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      </properties>
    </profile>
    <profile>
      <id>file</id>
      <activation>
        <file>
          <exists>simple.xml</exists>
        </file>

    /**
     * Determines whether specified activation method is present in configuration or not. It should help to have AND
     * between activation conditions
     * Need for solving https://issues.apache.org/jira/browse/MNG-4565
     * @param profile The profile whose activation status should be determined, must not be {@code null}.
     * @param context The environmental context used to determine the activation status of the profile, must not be

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationProperty property = activation.getProperty();

        if (property == null) {
            return false;
        }

        String name = property.getName();

        profile.setSource("profiles.xml");

        org.apache.maven.profiles.Activation profileActivation = profileXmlProfile.getActivation();

        if (profileActivation != null) {
            Activation activation = new Activation();

            activation.setActiveByDefault(profileActivation.isActiveByDefault());

            activation.setJdk(profileActivation.getJdk());

    <profiles>
        <profile>
            <id>two-conditions</id>
            <activation>
                <file>
                    <exists>simple.xml</exists>
                </file>
                <property>
                    <name>myproperty</name>
                    <value>test</value>
                </property>
            </activation>
            <properties>
                <profile.file>activated-1</profile.file>

                result.getWarnings().get(0));

        assertEquals(
                "'profiles.profile[missing-project-version].activation.file.missing' "
                        + "Failed to interpolate profile activation property ${project.version}/test.txt: "
                        + "${project.version} expressions are not supported during profile activation.",
                result.getWarnings().get(1));

     |
     | This profile example uses the JDK version to trigger activation, and provides a JDK-specific repo.
    <profile>
      <id>jdk-1.4</id>

      <activation>
        <jdk>1.4</jdk>
      </activation>

      <repositories>
        <repository>
          <id>jdk14</id>
          <name>Repository for JDK 1.4 builds</name>