}

    @Override
    public boolean isActive(Profile profile) throws ProfileActivationException {
        Activation activation = profile.getActivation();

        ActivationProperty property = activation.getProperty();

        if (property != null) {
            String name = property.getName();
            boolean reverseName = false;

            if (name == null) {

        return profile.getActivation() != null && profile.getActivation().getFile() != null;
    }

    @Override
    public boolean isActive(Profile profile) {
        Activation activation = profile.getActivation();

        ActivationFile actFile = activation.getFile();

        if (actFile != null) {
            // check if the file exists, if it does then the profile will be active
            String fileString = actFile.getExists();

    <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>

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model.profile.activation;

import javax.inject.Named;
import javax.inject.Singleton;

import java.util.Objects;
import java.util.Optional;

import org.apache.maven.api.model.Activation;
import org.apache.maven.api.model.Profile;
import org.apache.maven.model.building.ModelProblemCollector;

    private static final String JDK_VERSION = System.getProperty("java.version");

    @Override
    public boolean isActive(Profile profile) throws ProfileActivationException {
        Activation activation = profile.getActivation();

        String jdk = activation.getJdk();

        // null case is covered by canDetermineActivation(), so we can do a straight startsWith() here.
        if (jdk.startsWith("[") || jdk.startsWith("(")) {

        return newProfile(activationFile);
    }

    private Profile newProfile(ActivationFile activationFile) {
        Activation activation = Activation.newBuilder().file(activationFile).build();
        return Profile.newBuilder().activation(activation).build();
    }

          <description>The ID of this build profile, for activation
            purposes.</description>
        </field>
        <field>
          <name>activation</name>
          <version>1.0.0</version>
          <description><![CDATA[The conditional logic which will automatically
            trigger the inclusion of this profile.]]></description>
          <association>
            <type>Activation</type>
          </association>
        </field>

        ActivationProperty ap =
                ActivationProperty.newBuilder().name(key).value(value).build();

        Activation a = Activation.newBuilder().property(ap).build();

        Profile p = Profile.newBuilder().activation(a).build();

        return p;
    }

    private Properties newProperties(String key, String value) {
        Properties props = new Properties();

     |
     | 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>

                    + ") with new instance from source: " + profile.getSource());
        }

        profilesById.put(profile.getId(), profile);

        Activation activation = profile.getActivation();

        if (activation != null && activation.isActiveByDefault()) {
            activateAsDefault(profileId);
        }
    }

    /* (non-Javadoc)