return result;
    } // -- InputLocation merge( InputLocation, InputLocation, boolean )

    /**
     * Method merge.
     *
     * @param target
     * @param indices
     * @param source
     * @return InputLocation
     */
    public static InputLocation merge(
            InputLocation target, InputLocation source, java.util.Collection<Integer> indices) {

         * <p>
         * This is typically used for error reporting and debugging purposes.
         *
         * @param inputLocation the input location object
         * @return this builder instance
         */
        public Builder inputLocation(Object inputLocation) {
            this.inputLocation = inputLocation;
            return this;
        }

        /**

    private final InputLocation location;

    {
        String modelId = "org.apache.maven:maven-model-builder:"
                + this.getClass().getPackage().getImplementationVersion() + ":reporting-converter";
        InputSource inputSource = new InputSource();
        inputSource.setModelId(modelId);
        location = new InputLocation(-1, -1, inputSource);
        location.setLocation(0, location);

    }

    public ModelProblemCollectorRequest setMessage(String message) {
        this.message = message;
        return this;
    }

    public InputLocation getLocation() {
        return location;
    }

    public ModelProblemCollectorRequest setLocation(InputLocation location) {
        this.location = location;
        return this;
    }

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

import org.apache.maven.api.model.InputLocation;
import org.apache.maven.api.model.Model;

/**
 * Collects problems that are encountered during model building. The primary purpose of this component is to account for

     * <code>null</code> if unknown.
     */
    public InputLocation getLocation(Object field);
    /**
     * Sets the location of the specified field.
     *
     * @param field The key of the field, must not be
     * <code>null</code>.
     * @param location The location of the field, may be
     * <code>null</code>.
     */
    public void setLocation(Object field, InputLocation location);

import java.util.Optional;

import org.apache.maven.api.cli.CoreExtensions;
import org.apache.maven.api.cli.InvokerRequest;
import org.apache.maven.api.cli.extensions.CoreExtension;
import org.apache.maven.api.cli.extensions.InputLocation;

public class PrecedenceCoreExtensionSelector<C extends LookupContext> implements CoreExtensionSelector<C> {
    @Override
    public List<CoreExtension> selectCoreExtensions(LookupInvoker<C> invoker, C context) {

     *
     * @param stringFormatter
     */
    public void setStringFormatter(InputLocation.StringFormatter stringFormatter) {
        delegate.setStringFormatter(
                stringFormatter != null ? location -> stringFormatter.toString(new InputLocation(location)) : null);
    } // -- void setStringFormatter( InputLocation.StringFormatter )

    /**
     * Method write.
     *
     * @param writer a writer object.

        Map<String, List<InputLocation>> gasLocations = new HashMap<>();
        Map<String, List<InputLocation>> metaVersionLocations = new HashMap<>();
        for (CoreExtension coreExtension : coreExtensions) {
            String ga = coreExtension.getGroupId() + ":" + coreExtension.getArtifactId();
            InputLocation location = coreExtension.getLocation("");

import java.util.Set;
import java.util.stream.Collectors;

import org.apache.maven.api.Packaging;
import org.apache.maven.api.Type;
import org.apache.maven.api.model.Dependency;
import org.apache.maven.api.model.InputLocation;
import org.apache.maven.api.model.Plugin;
import org.apache.maven.api.model.PluginContainer;
import org.apache.maven.api.model.PluginExecution;
import org.apache.maven.api.services.Lookup;