RepositorySystemSession repositorySystemSession =
                        executionEvent.getSession().getRepositorySession();
                validationReportLevel(repositorySystemSession); // this will parse and store it in session.data
                validationPluginExcludes(repositorySystemSession);
            } else if (executionEvent.getType() == ExecutionEvent.Type.SessionEnded) {

                    validateParameters(mojoDescriptor, configuration, expressionEvaluator);
                }
            }
        } catch (ComponentConfigurationException e) {
            String message = "Unable to parse configuration of mojo " + mojoDescriptor.getId();
            if (e.getFailedConfiguration() != null) {
                message += " for parameter " + e.getFailedConfiguration().getName();
            }

This is a marker file to allow the repository to be found in the classpath....

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

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

/**
 * A version usually parsed using the {@link org.apache.maven.api.services.VersionParser} service.
 *
 * @since 4.0.0
 * @see org.apache.maven.api.services.VersionParser#parseVersion(String)
 * @see org.apache.maven.api.Session#parseVersion(String)
 */

     * @return The toolchains model or <code>null</code> if no toolchain file was configured or the configured file does
     *         not exist.
     * @throws MisconfiguredToolchainException If the toolchain file exists but cannot be parsed.
     */
    PersistedToolchains build(File userToolchainsFile) throws MisconfiguredToolchainException;

        super(createMessage(plugin, descriptorLocation, e), e);
    }

    private static String createMessage(Plugin plugin, String descriptorLocation, Throwable e) {
        String message = "Failed to parse plugin descriptor";

        if (plugin != null) {
            message += " for " + plugin.getId();
        }

        if (descriptorLocation != null) {
            message += " (" + descriptorLocation + ")";

 * leveraged using the {@link org.apache.maven.api.plugin.annotations.Execute}
 * annotation.  If a {@code META-INF/maven/lifecycle.xml} file is packaged
 * in the plugin, Maven will provide a default implementation that will parse
 * the file and return the contained lifecycle definitions.
 *
 * @since 4.0.0
 */
@Experimental
@Consumer
public interface LifecycleProvider {

    List<Lifecycle> getLifecycles();

     * In case the project is loaded externally from a remote repository (as a dependency or
     * even as an external parent), the POM will be parsed in a lenient way.  Local POMs
     * are parsed more strictly.
     */
    boolean isProjectBuild();

    /**
     * Specifies whether plugin processing should take place for the built model.

            throw new XmlWriterException("Unable to write plugin: " + getMessage(e), getLocation(e), e);
        }
    }

    /**
     * Simply parse the given xml string.
     *
     * @param xml the input xml string
     * @return the parsed object
     * @throws XmlReaderException if an error occurs during the parsing
     * @see #toXmlString(Object)
     */

     * <pre>
     * Display parameters as parsed by Maven (in canonical form) and comparison result:
     * 1. 1.2.7 == 1.2.7
     *    1.2.7 &gt; 1.2-SNAPSHOT
     * 2. 1.2-SNAPSHOT == 1.2-snapshot
     * </pre>
     *
     * @param args the version strings to parse and compare. You can pass arbitrary number of version strings and always