if (mojos != null) {
                for (Iterator<MojoDescriptor> it = mojos.iterator(); it.hasNext(); ) {
                    MojoDescriptor mojo = it.next();
                    if (mojo != null) {
                        buffer.append(mojo.getGoal());
                    }
                    if (it.hasNext()) {
                        buffer.append(", ");
                    }
                }

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

import org.apache.maven.plugin.MojoFailureException;

/**
 * Exception which occurs when a normal (i.e. non-aggregator) mojo fails to
 * execute. In this case, the mojo failed while executing against a particular
 * project instance, so we can wrap the {@link MojoFailureException} with context
 * information including projectId that caused the failure.
 *
 *
 */

    public void skip() {
        skip.set(true);
        mojos.clear();
    }

    public void addMojo(MojoExecution mojo, int priority) {
        if (!skip.get()) {
            mojos.computeIfAbsent(priority, k -> new LinkedHashMap<>())
                    .put(mojo.getGoal() + ":" + mojo.getExecutionId(), mojo);
        }
    }

    public void executeAfter(BuildStep stepToExecuteBefore) {

/**
 * Extension point that allows build extensions observe and possibly veto mojo executions.
 * <p>
 * Unlike {@link org.apache.maven.execution.MojoExecutionListener}, this extension point does not
 * trigger instantiation of the component, hence "weak" class name prefix. Only applies to mojo execution
 * scoped components.
 * </p>

import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**
 * Indicates that the annotated bean has a lifespan limited to a given mojo execution,
 * which means each mojo execution will result in a different instance being injected.
 * <p>
 * The following objects will be bound to the mojo execution scope:
 *     <ul>
 *         <li>{@code org.apache.maven.api.MojoExecution}</li>
 *         <li>{@code org.apache.maven.api.Project}</li>

 * project's source root and project's attachment.<br>
 * The plugin manager would pull the context out of the plugin container context, and populate it into the Mojo.
 *
 */
public interface ContextEnabled {
    /**
     * Set a new shared context <code>Map</code> to a mojo before executing it.
     *
     * @param pluginContext a new <code>Map</code>
     */
    void setPluginContext(Map pluginContext);

    /**

     *
     * @return The current project or {@code null} if not applicable.
     */
    MavenProject getProject();

    /**
     * Gets the current mojo execution (if any).
     *
     * @return The current mojo execution or {@code null} if not applicable.
     */
    MojoExecution getMojoExecution();

    /**
     * Gets the exception that caused the event (if any).
     *

     *
     * @return the current project or {@code empty()} if not applicable
     */
    @Nonnull
    Optional<Project> getProject();

    /**
     * Gets the current mojo execution (if any).
     *
     * @return the current mojo execution or {@code empty()} if not applicable
     */
    @Nonnull
    Optional<MojoExecution> getMojoExecution();

    /**
     * Gets the exception that caused the event (if any).

import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**
 * Indicates that annotated component should be instantiated before mojo execution starts and discarded after mojo
 * execution completes.
 *
 * @since 3.1.2
 */
@Target({TYPE})
@Retention(RUNTIME)
@ScopeAnnotation

    }

    /**
     * Post-processes the effective configuration for the specified mojo execution. This step discards all parameters
     * from the configuration that are not applicable to the mojo and injects the default values for any missing
     * parameters.
     *
     * @param mojoExecution The mojo execution whose configuration should be finalized, must not be {@code null}.
     */