import org.apache.maven.api.services.ModelProblemCollector;
import org.apache.maven.api.services.model.ProfileActivationContext;
import org.apache.maven.api.services.model.ProfileActivator;

/**
 * Determines profile activation based on the existence or value of some execution property.
 *
 * @see ActivationProperty
 */
@Named("property")
@Singleton
public class PropertyProfileActivator implements ProfileActivator {

    @Override

  future. Therefore, we should rename this file from pom.xml in the maven-core
  jarfile to pom-4.0.0.xml (and successive revisions to the base pom made to
  accommodate changes in the model will be named accordingly - 4.0.1, 4.0.2, ...).

Minimum Element-Set for a Project POM

  In order to furnish a basic set of information which we need to distinguish one
  project from another, maven requires a minimum set of elements to be specified

import org.apache.maven.api.services.ModelProblemCollector;
import org.apache.maven.api.services.model.ProfileActivationContext;
import org.apache.maven.api.services.model.ProfileActivator;

/**
 * Determines profile activation based on the version of the current Java runtime.
 *
 * @see Activation#getJdk()
 */
@Named("jdk-version")
@Singleton
public class JdkVersionProfileActivator implements ProfileActivator {

        ToolchainModel basicToolchainModel = new ToolchainModel();
        basicToolchainModel.setType("basic");
        basicToolchains.add(basicToolchainModel);
        basicToolchains.add(basicToolchainModel);
        groupedToolchains.put("basic", basicToolchains);

        List<ToolchainModel> rareToolchains = new ArrayList<>();
        ToolchainModel rareToolchainModel = new ToolchainModel();

        toolchainModels.put("basic", Arrays.asList(new ToolchainModel(), new ToolchainModel()));
        toolchainModels.put("rare", Collections.singletonList(new ToolchainModel()));
        executionRequest.setToolchains(toolchainModels);
        when(session.getRequest()).thenReturn(executionRequest);

        List<Toolchain> toolchains = toolchainManager.getToolchains(session, "basic", null);

    String getSource();

    /**
     * Gets the one-based index of the line containing the problem. The line number should refer to some text file that
     * is given by {@link #getSource()}.
     *
     * @return the one-based index of the line containing the problem or a non-positive value if unknown
     */
    int getLineNumber();

    /**

    private final List<MavenProject> allProjects;

    private final Map<MavenProject, Integer> order;

    private final Map<String, MavenProject> projects;

    /**
     * Creates a new project dependency graph based on the specified projects.
     *
     * @param projects The projects to create the dependency graph with
     * @throws DuplicateProjectException
     * @throws CycleDetectedException
     */

ator.ComponentConfigurati; } org/codehaus/plexus/component/configurator/converters/basic/BooleanConverter.class package org.codehaus.plexus.component.configurator.converters.basic; public synchronized class BooleanConverter extends AbstractBasicConvert { public void BooleanConverter(); public boolean canConvert(Class); public Object fromString(String); } org/codehaus/plexus/component/configurator/converters/basic/ByteConverter.class package org.codehaus.plexus.component.configurator.converters.basic;...

     * @param severity The severity of the problem, must not be {@code null}.
     * @param message The detail message of the problem, may be {@code null}.
     * @param line The one-based index of the line containing the problem or {@code -1} if unknown.
     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */

                    message.append(parentId).append(" -> ");
                }
                message.append(parentData.id());

                problems.add(Severity.FATAL, ModelProblem.Version.BASE, message.toString());

                throw problems.newModelBuilderException();
            } else {
                currentData = parentData;
            }
        }