import org.apache.maven.lifecycle.internal.ProjectBuildList;
import org.apache.maven.lifecycle.internal.ProjectSegment;
import org.apache.maven.lifecycle.internal.TaskSegment;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;

import org.apache.maven.lifecycle.internal.builder.multithreaded.ConcurrencyDependencyGraph;
import org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;

    }

    @FunctionalInterface
    interface PluginDescriptorSupplier {
        PluginDescriptor load()
                throws PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException;
    }

    Key createKey(Plugin plugin, List<RemoteRepository> repositories, RepositorySystemSession session);

    void put(Key key, PluginDescriptor pluginDescriptor);

 * under the License.
 */
package org.apache.maven.plugin.descriptor;

/**
 * DuplicateMojoDescriptorException
 */
public class DuplicateMojoDescriptorException extends InvalidPluginDescriptorException {

    public DuplicateMojoDescriptorException(
            String goalPrefix, String goal, String existingImplementation, String newImplementation) {

import org.apache.maven.lifecycle.internal.GoalTask;
import org.apache.maven.lifecycle.internal.LifecycleTask;
import org.apache.maven.lifecycle.internal.TaskSegment;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;

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

import java.util.List;
import java.util.Map;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;

 * under the License.
 */
package org.apache.maven.plugin.descriptor;

/**
 * DuplicateParameterException
 */
public class DuplicateParameterException extends InvalidPluginDescriptorException {

    public DuplicateParameterException(String message) {
        super(message);
    }

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

/**
 */
public class InvalidParameterException extends InvalidPluginDescriptorException {
    public InvalidParameterException(String element, int i) {
        super("The " + element + " element in parameter # " + i + " is invalid. It cannot be null.");
    }

    PluginDescriptor getPluginDescriptor(
            Plugin plugin, List<RemoteRepository> repositories, RepositorySystemSession session)
            throws PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException;

    /**
     * Retrieves the descriptor for the specified plugin goal from the plugin's main artifact.
     *
     * @param plugin The plugin whose mojo descriptor should be retrieved, must not be {@code null}.

     * @throws InvalidPluginDescriptorException
     */
    @Override
    public PluginDescriptor loadPlugin(
            Plugin plugin, List<RemoteRepository> repositories, RepositorySystemSession session)
            throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
                    InvalidPluginDescriptorException {