* and {@link org.apache.maven.api.cache.RequestResult} which help manage multiple requests and their results.
 *
 * @since 4.0.0
 */
@Experimental
package org.apache.maven.api.cache;

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api;

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

/**
 * Represents a Java toolchain in the Maven build system.
 *
 * <p>A Java toolchain is a specific type of toolchain that provides access
 * to Java development tools, such as the Java compiler and Java runtime

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

import org.apache.maven.api.ProjectScope;
import org.apache.maven.api.annotations.Consumer;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.di.Named;

/**
 * Service provider interface for registering custom {@link ProjectScope} implementations.
 * <p>

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

import org.apache.maven.api.Packaging;
import org.apache.maven.api.annotations.Consumer;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.di.Named;

/**
 * Service provider interface for registering custom {@link Packaging} implementations.
 * <p>

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

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

/**
 * Marker interface to indicate services that can be provided by plugins and extensions.
 * <p>
 * This interface serves as the base for all Service Provider Interface (SPI) components in Maven.

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

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.services.MavenException;

/**
 * Represents an exception that occurs during the invocation of a Maven build or command.

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

import java.util.Collection;

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

/**

import java.util.Collection;
import java.util.Optional;

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

/**
 * Result of a project build call.
 *
 * @since 4.0.0
 */
@Experimental
public interface ProjectBuilderResult extends Result<ProjectBuilderRequest> {

    /**

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

/**
 * Installs {@link ProducedArtifact}s to the local repository.
 *
 * @since 4.0.0
 * @see Session#withLocalRepository(org.apache.maven.api.LocalRepository)
 */
@Experimental
public interface ArtifactInstaller extends Service {
    /**

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

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

/**
 * The Exception class throw by the {@link ProjectBuilder} service.
 *
 * @since 4.0.0
 */
@Experimental
public class ModelBuilderException extends MavenException {

    private final ModelBuilderResult result;

    /**