import org.apache.maven.api.services.model.ProfileActivator;

/**
 * Determines profile activation based on the existence or value of some execution property.
 *
 * @see ActivationProperty
 */
@Named("property")
@Singleton
public class PropertyProfileActivator implements ProfileActivator {

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {

    private static final Pattern FILTER_3 = Pattern.compile("\\."); // used for split now

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

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

        String jdk = activation.getJdk();

/**
 * Determines profile activation based on the operating system of the current runtime platform.
 *
 * @see ActivationOS
 */
@Named("os")
@Singleton
public class OperatingSystemProfileActivator implements ProfileActivator {

    private static final String REGEX_PREFIX = "regex:";

    @Override

    /**
     * Add a {@link org.apache.maven.model.Profile} that has come from an external source. This may be from a custom
     * configuration like the MavenCLI settings.xml file, or from a custom dialog in an IDE integration like M2Eclipse.
     *
     * @param profile
     */
    void addProfile(Profile profile);

    void setProfiles(List<Profile> profiles);

    List<Profile> getProfiles();

    /**

          </plugin>
          <plugin>
            <artifactId>only-active-profile</artifactId>
            <executions>
              <execution>
                <id>Active only ||${project.basedir}||</id>
                <configuration>
                  <plugin-in-active-profile-only>Active only ||${project.basedir}||</plugin-in-active-profile-only>
                </configuration>
              </execution>

org.apache.maven.internal.impl.model.BuildModelTransformer
org.apache.maven.internal.impl.model.profile.FileProfileActivator
org.apache.maven.internal.impl.model.profile.JdkVersionProfileActivator
org.apache.maven.internal.impl.model.profile.OperatingSystemProfileActivator
org.apache.maven.internal.impl.model.profile.PackagingProfileActivator
org.apache.maven.internal.impl.model.profile.PropertyProfileActivator

          <version>2.1-SNAPSHOT</version>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>

  <profiles>
    <profile>
      <!-- NOTE: This test injects the plugin configuration via a profile -->
      <id>maven-core-it</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
      <build>
        <plugins>
          <plugin>

  <packaging>jar</packaging>

  <name>Maven Integration Test :: MNG-4107</name>
  <description>
    Test that POM interpolation uses the property values from the dominant profile source (POM vs. settings.xml).
    This boils down to the proper order of profile injection and interpolation, i.e.
    interpolate after profiles from all sources are injected.
  </description>

  <properties>

        </configuration>
      </plugin>
    </plugins>
  </build>

  <profiles>
    <profile>
      <!-- an active but empty profile to ensure profile injection does not interfere with plugin configuration -->
      <id>parent</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
    </profile>
  </profiles>

  <description>
    Test that multiple artifact repository declarations with the same id cause a validation error even if the
    repositories are defined within a (non-active) profile.
  </description>

  <profiles>
    <profile>
      <id>test</id>
      <repositories>
        <repository>
          <id>one</id>
          <url>https://repo1.maven.org/maven2</url>
        </repository>
        <repository>