import org.apache.maven.api.Service;
import org.apache.maven.api.Session;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 * The DependencyCollector service can be used to collect dependencies
 * for a given artifact and builds a graph of them.
 * The dependencies collection mechanism will not download any artifacts,
 * and only the pom files will be downloaded.
 *
 * @since 4.0.0
 */

    } // -- InputLocation merge( InputLocation, InputLocation, boolean )

    /**
     * Merges the {@code source} location into the {@code target} location.
     * This method is used when the locations refer to lists and also merges the indices.
     *
     * @param target the target location
     * @param source the source location
     * @param indices the list of integers for the indices

CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

under the License.
-->

<project>
  <modelVersion>4.0.0</modelVersion>

  <!--
  While <mailingLists> are inherited, they are not aggregated, only the child elements are used.
  -->

  <parent>
    <groupId>org.apache.maven.its.mng3843</groupId>
    <artifactId>parent-1</artifactId>
    <version>0.1</version>
  </parent>

  <groupId>org.apache.maven.its.mng3843.child</groupId>

specific language governing permissions and limitations
under the License.
-->

<project>
  <modelVersion>4.0.0</modelVersion>

  <!--
  While <developers> are inherited, they are not aggregated, only the child elements are used.
  -->

  <parent>
    <groupId>org.apache.maven.its.mng3843</groupId>
    <artifactId>parent-1</artifactId>
    <version>0.1</version>
  </parent>

  <groupId>org.apache.maven.its.mng3843.child</groupId>

    private static final Pattern FILTER_1 = Pattern.compile("[^\\d._-]");
    private static final Pattern FILTER_2 = Pattern.compile("[._-]");
    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();

     *            <code>null</code>.
     * @param request The model building request that holds further settings, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */
    Model injectManagement(Model model, ModelBuilderRequest request, ModelProblemCollector problems);

     *         the restrictions are empty, this version range's recommended version is used if it is not
     *         <code>null</code>. If it is <code>null</code>, the specified version range's recommended
     *         version is used (provided it is non-<code>null</code>). If no recommended version can be

 * under the License.
 */
package org.apache.maven.repository;

import java.util.ArrayList;
import java.util.Collection;

/**
 * This is the main graph data structure used by the RepositorySystem to present tree and graph objects.
 *
 *
 */
@Deprecated
public class MetadataGraph {
    /** all graph nodes */
    Collection<MetadataGraphNode> nodes;

    }

    /**
     * Create a key using the given class and id.
     */
    static <T> Key<T> key(Class<T> clazz, Object id) {
        return new Key<>(clazz, id);
    }

    /**
     * Key used to query the session data
     * @param <T> the type of the object associated to this key
     */
    final class Key<T> {

        private final Class<T> type;
        private final Object id;