* </p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
// TODO Kristian wonders if this class really is necessary and if it overlaps other concepts.
public final class ProjectIndex {

    private final Map<String, MavenProject> projects;

    private final Map<String, Integer> indices;

    public ProjectIndex(List<MavenProject> projects) {

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

/**
 * A skeleton eventspy that does nothing other than helping implementors.
 * @since 3.0.2
 */
public abstract class AbstractEventSpy implements EventSpy {

    public void init(Context context) throws Exception {}

import org.apache.maven.api.annotations.Consumer;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 * A listener for session events.
 * TODO: open this to other events like similar to {@code org.apache.maven.eventspy.EventSpy}
 *
 * @since 4.0.0
 */
@Experimental
@FunctionalInterface
@Consumer
public interface Listener {
    void onEvent(@Nonnull Event event);

        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }

        ArtifactRepository other = (ArtifactRepository) obj;

        return eq(getId(), other.getId());
    }

    protected static <T> boolean eq(T s1, T s2) {
        return Objects.equals(s1, s2);
    }

    public Authentication getAuthentication() {

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;

/**
 * Occurs when ranges exclude each other and no valid value remains.
 *
 */
public class OverConstrainedVersionException extends ArtifactResolutionException {
    public OverConstrainedVersionException(String msg, Artifact artifact) {
        super(msg, artifact);

under the License.
-->

<project>
  <modelVersion>4.0.0</modelVersion>

  <groupId>org.apache.maven.its.mng4283</groupId>
  <artifactId>parent</artifactId>
  <version>0.1</version>
  <!-- NOTE: Any packaging other than "pom" must be rejected for a parent POM -->
  <packaging>jar</packaging>

  <name>Maven Integration Test :: MNG-4283</name>
  <description>
    Test that the model builder fails when a parent POM has not "pom" packaging.

          <code>
            <![CDATA[
    /**
     * @see java.lang.Object#equals(java.lang.Object)
     */
    public boolean equals(Object other) {
        if (other instanceof Plugin) {
            Plugin otherPlugin = (Plugin) other;
            return getKey().equals(otherPlugin.getKey());
        }
        return false;
    }

    /**
     * @see java.lang.Object#hashCode()

 * The mojo can be annotated with {@code jakarta.inject.*} annotations.
 * The {@link Parameter} annotation can be added on fields to inject data
 * from the plugin configuration or from other components.
 *
 * @since 4.0.0
 */
@Experimental
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
@Inherited
public @interface Mojo {
    /**
     * goal name (required).

  <groupId>commons-logging</groupId>
  <artifactId>commons-logging</artifactId>
  <name>Logging</name>
  <version>1.0.4</version>
  <description>Commons Logging is a thin adapter allowing configurable bridging to other,
    well known logging systems.</description>
  <url>http://jakarta.apache.org/commons/logging/</url>
  <issueManagement>
    <url>http://issues.apache.org/bugzilla/</url>
  </issueManagement>
  <ciManagement>

        }

        // reactor failure modes
        if (t instanceof RuntimeException || !(t instanceof Exception)) {
            // fail fast on RuntimeExceptions, Errors and "other" Throwables
            // assume these are system errors and further build is meaningless
            buildContext.getReactorBuildStatus().halt();