* under the License.
 */
package org.apache.maven.cling.invoker.mvnup;

import java.io.InterruptedIOException;
import java.util.ArrayList;
import java.util.function.Consumer;

import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.cli.InvokerRequest;
import org.apache.maven.api.cli.mvnup.UpgradeOptions;
import org.apache.maven.api.services.Lookup;
import org.apache.maven.cling.invoker.LookupContext;

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

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.artifact.factory.ArtifactFactory;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager;
import org.apache.maven.bridge.MavenRepositorySystem;
import org.apache.maven.plugin.LegacySupport;

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

import java.util.Optional;

import org.apache.maven.api.Event;
import org.apache.maven.api.EventType;
import org.apache.maven.api.MojoExecution;
import org.apache.maven.api.Project;
import org.apache.maven.api.Session;
import org.apache.maven.execution.ExecutionEvent;

public class DefaultEvent implements Event {

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>com.google.guava</groupId>
    <artifactId>guava-parent</artifactId>
    <version>26.0-android</version>
  </parent>
  <artifactId>listenablefuture</artifactId>

 * under the License.
 */
package org.apache.maven.execution.scope.internal;

import java.util.Collection;
import java.util.IdentityHashMap;

import com.google.inject.Key;
import com.google.inject.Provider;
import com.google.inject.Scope;
import com.google.inject.name.Named;
import org.apache.maven.execution.MojoExecutionEvent;
import org.apache.maven.execution.MojoExecutionListener;

 */
package org.apache.maven.internal.impl;

import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.function.Supplier;

import org.apache.maven.api.Language;
import org.apache.maven.api.ProducedArtifact;
import org.apache.maven.api.Project;
import org.apache.maven.api.ProjectScope;
import org.apache.maven.api.services.ArtifactManager;
import org.apache.maven.impl.DefaultModelVersionParser;

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

import java.io.File;
import java.nio.file.Path;
import java.util.Properties;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.impl.model.reflection.ReflectionValueExtractor;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.apache.maven.project.MavenProject;

    Optional<Boolean> model();

    /**
     * Should upgrade plugins known to fail with Maven 4 to their minimum compatible versions.
     * This includes upgrading plugins like maven-exec-plugin, maven-enforcer-plugin,
     * flatten-maven-plugin, and maven-shade-plugin to versions that work with Maven 4.
     *
     * @return an {@link Optional} containing the boolean value {@code true} if specified, or empty
     */
    @Nonnull

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>com.google.guava</groupId>
    <artifactId>guava-parent</artifactId>
    <version>999.0.0-HEAD-android-SNAPSHOT</version>
  </parent>

import org.apache.maven.model.Plugin;
import org.apache.maven.model.PluginExecution;
import org.apache.maven.plugin.MavenPluginManager;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.descriptor.Parameter;