import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
public void apply(final Project project) {
    project.getPluginManager().apply(PublishingPlugin.class);

    final TaskContainer tasks = project.getTasks();
    final Task publishLocalLifecycleTask = tasks.create(PUBLISH_LOCAL_LIFECYCLE_TASK_NAME);
    publishLocalLifecycleTask.setDescription("Publishes all Maven publications produced by this project to the local Maven cache.");
    publishLocalLifecycleTask.setGroup(PublishingPlugin.PUBLISH_TASK_GROUP);

    // Can't move this to rules yet, because it has to happen before user deferred configurable actions
    project.getExtensions().configure(PublishingExtension.class, new Action<PublishingExtension>() {
        public void execute(PublishingExtension extension) {
            // Register factory for MavenPublication
            extension.getPublications().registerFactory(MavenPublication.class, new MavenPublicationFactory(dependencyMetaDataProvider, instantiator, fileResolver));
        }
    });
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private void createMavenMarkerPublication(PluginDeclaration declaration, final MavenPublication coordinates, PublicationContainer publications) {
    String pluginId = declaration.getId();
    MavenPublication publication = publications.create(declaration.getName() + "PluginMarkerMaven", MavenPublication.class);
    publication.setArtifactId(pluginId + PLUGIN_MARKER_SUFFIX);
    publication.setGroupId(pluginId);
    publication.getPom().withXml(new Action<XmlProvider>() {
        @Override
        public void execute(XmlProvider xmlProvider) {
            Element root = xmlProvider.asElement();
            Document document = root.getOwnerDocument();
            Node dependencies = root.appendChild(document.createElement("dependencies"));
            Node dependency = dependencies.appendChild(document.createElement("dependency"));
            Node groupId = dependency.appendChild(document.createElement("groupId"));
            groupId.setTextContent(coordinates.getGroupId());
            Node artifactId = dependency.appendChild(document.createElement("artifactId"));
            artifactId.setTextContent(coordinates.getArtifactId());
            Node version = dependency.appendChild(document.createElement("version"));
            version.setTextContent(coordinates.getVersion());
        }
    });
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
@Override
public void apply(Project project) {
    this.project = project;
    project.getPlugins().apply(getPluginClass());
    project.getPlugins().apply(MavenPublishPlugin.class);

    publication = project.getExtensions().getByType(PublishingExtension.class)
            .getPublications()
            .create(getPublicationName(), MavenPublication.class);

    publication.from(getSoftwareComponent());

    project.getPlugins().withType(SourcesJarPlugin.class, sourcesJarPlugin ->
            publication.artifact(sourcesJarPlugin.getJarTask(), a -> a.setClassifier(sourcesJarPlugin.getClassifier()))
    );

    project.getPlugins().withType(JavadocJarPlugin.class, javadocJarPlugin ->
            publication.artifact(javadocJarPlugin.getJarTask(), a -> a.setClassifier(javadocJarPlugin.getClassifier()))
    );

}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
public void apply(final Project project) {
    project.getPlugins().apply(PublishingPlugin.class);

    final TaskContainer tasks = project.getTasks();
    final Task publishLocalLifecycleTask = tasks.create(PUBLISH_LOCAL_LIFECYCLE_TASK_NAME);
    publishLocalLifecycleTask.setDescription("Publishes all Maven publications produced by this project to the local Maven cache.");
    publishLocalLifecycleTask.setGroup(PublishingPlugin.PUBLISH_TASK_GROUP);

    // Can't move this to rules yet, because it has to happen before user deferred configurable actions
    project.getExtensions().configure(PublishingExtension.class, new Action<PublishingExtension>() {
        public void execute(PublishingExtension extension) {
            // Register factory for MavenPublication
            extension.getPublications().registerFactory(MavenPublication.class, new MavenPublicationFactory(dependencyMetaDataProvider, instantiator, fileResolver));
        }
    });
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
public void apply(final Project project) {
    project.getPlugins().apply(PublishingPlugin.class);

    final TaskContainer tasks = project.getTasks();
    final Task publishLifecycleTask = tasks.getByName(PublishingPlugin.PUBLISH_LIFECYCLE_TASK_NAME);
    final Task publishLocalLifecycleTask = tasks.create(PUBLISH_LOCAL_LIFECYCLE_TASK_NAME);
    publishLocalLifecycleTask.setDescription("Publishes all Maven publications produced by this project to the local Maven cache.");
    publishLocalLifecycleTask.setGroup(PublishingPlugin.PUBLISH_TASK_GROUP);

    // Can't move this to rules yet, because it has to happen before user deferred configurable actions
    project.getExtensions().configure(PublishingExtension.class, new Action<PublishingExtension>() {
        public void execute(PublishingExtension extension) {
            // Register factory for MavenPublication
            extension.getPublications().registerFactory(MavenPublication.class, new MavenPublicationFactory(dependencyMetaDataProvider, instantiator, fileResolver));
        }
    });

    modelRules.rule(new MavenPublishTaskModelRule(project, publishLifecycleTask, publishLocalLifecycleTask));
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private static MavenPublicationInternal toPublicationInternal(MavenPublication publication) {
    if (publication == null) {
        return null;
    } else if (publication instanceof MavenPublicationInternal) {
        return (MavenPublicationInternal) publication;
    } else {
        throw new InvalidUserDataException(
                String.format(
                        "publication objects must implement the '%s' interface, implementation '%s' does not",
                        MavenPublicationInternal.class.getName(),
                        publication.getClass().getName()
                )
        );
    }
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
public MavenPublication create(final String name) {

            Module module = dependencyMetaDataProvider.getModule();
            MavenProjectIdentity projectIdentity = new DefaultMavenProjectIdentity(module.getGroup(), module.getName(), module.getVersion());
            NotationParser<Object, MavenArtifact> artifactNotationParser = new MavenArtifactNotationParserFactory(instantiator, fileResolver).create();

            return instantiator.newInstance(
                    DefaultMavenPublication.class,
                    name, projectIdentity, artifactNotationParser, instantiator, projectDependencyResolver, fileCollectionFactory
            );
        }
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
@Finalize
public void addMarkerPublications(PublishingExtension publishing, GradlePluginDevelopmentExtension pluginDevelopment) {
    if (!pluginDevelopment.isAutomatedPublishing()) {
        return;
    }

    PublicationContainer publications = publishing.getPublications();
    NamedDomainObjectContainer<PluginDeclaration> declaredPlugins = pluginDevelopment.getPlugins();

    for (PluginDeclaration declaration : declaredPlugins) {
        createMavenMarkerPublication(declaration, (MavenPublication) publications.getByName("pluginMaven"), publications);
    }
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
/**
 * Customizes the pom. The method requires following properties on root project to function correctly:
 */
public static void customizePom(final Project project, final ShipkitConfiguration conf, final MavenPublication publication) {
    publication.getPom().withXml(new Action<XmlProvider>() {
        public void execute(XmlProvider xml) {
            String archivesBaseName = (String) project.getProperties().get("archivesBaseName");
            File contributorsFile = contributorsFile(project);
            LOG.info("  Read project contributors from file: " + contributorsFile.getAbsolutePath());

            // It can happens that contributorsFile doesn't exist e.g. when shipkit.team.contributors is NOT empty
            ProjectContributorsSet contributorsFromGitHub = new ProjectContributorsSerializer()
                    .deserialize(IOUtil.readFullyOrDefault(contributorsFile, "[]"));
            LOG.info("  Customizing pom for publication " + publication.getName() + " in " + project.toString() +
                    "\n   - Module name (project.archivesBaseName): " + archivesBaseName +
                    "\n   - Description (project.description): " + project.getDescription() +
                    "\n   - GitHub repository (project.rootProject.shipkit.gitHub.repository): "
                            + conf.getGitHub().getRepository() +
                    "\n   - Developers (project.rootProject.shipkit.team.developers): "
                            + StringUtil.join(conf.getTeam().getDevelopers(), ", ") +
                    "\n   - Contributors (project.rootProject.shipkit.team.contributors): "
                            + StringUtil.join(conf.getTeam().getContributors(), ", ") +
                    "\n   - Contributors read from GitHub: "
                            + StringUtil.join(contributorsFromGitHub.toConfigNotation(), ", "));

            customizePom(xml.asNode(), conf, archivesBaseName, project.getDescription(), contributorsFromGitHub);
        }
    });
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
public MavenPublication create(final String name) {

            Module module = dependencyMetaDataProvider.getModule();
            MavenProjectIdentity projectIdentity = new DefaultMavenProjectIdentity(module.getGroup(), module.getName(), module.getVersion());
            NotationParser<Object, MavenArtifact> artifactNotationParser = new MavenArtifactNotationParserFactory(instantiator, fileResolver).create();

            return instantiator.newInstance(
                    DefaultMavenPublication.class,
                    name, projectIdentity, artifactNotationParser, instantiator, projectDependencyResolver
            );
        }
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private static @Nullable MavenPublication findMainPublication(Project project) {
    ensureMavenPublishPlugin(project);

    val publishing = project.getConvention().getByType(PublishingExtension.class);
    val publications = publishing.getPublications();

    return (MavenPublication)publications.findByName(PUBLICATION_NAME);
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private void registerArtifacts(Project project, MavenPublication publication) {
    val mainJarTask = (Jar)project.getTasks().getByName("jar");
    addArtifactToPublication(publication, mainJarTask);
    addArtifactToArchives(project, mainJarTask);

    addArtifactToPublication(publication, sourcesJarTask(project));
    addArtifactToArchives(project, sourcesJarTask(project));

    val docJarTask = docJarTask(project);
    if (docJarTask != null) {
        addArtifactToPublication(publication, docJarTask);
        addArtifactToArchives(project, docJarTask);
    }
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private static void addArtifactToPublication(MavenPublication publication, Jar jarTask) {
    val hasArtifactAlready = publication.getArtifacts().
        stream().
        anyMatch(artifact -> jarTask.getOutputs().getFiles().contains(artifact.getFile()));
    if (!hasArtifactAlready) {
        publication.artifact(jarTask);
    }
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private void createMavenPluginPublication(SoftwareComponent component, PublicationContainer publications) {
    MavenPublication publication = publications.create("pluginMaven", MavenPublication.class);
    publication.from(component);
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
/**
 * Create the default Maven publication
 *
 * @param publishingExtension Publishing extension where the publication is created
 * @param projectContext Project context to access project information
 * @param projectConfig Project configuration
 * @param mavenConfig Maven configuration
 * @param configurations Container to access configurations
 * @param services Service manager to obtain service objects
 */
@Mutate
public void createPublications(PublishingExtension publishingExtension, ProjectContext projectContext,
        ProjectConfig projectConfig, MavenConfig mavenConfig, ConfigurationContainer configurations,
        ServiceRegistry services) {
    SoftwareComponentContainer components = services.get(SoftwareComponentContainer.class);
    JavaLibrary javaComponent = components.withType(JavaLibrary.class).getByName("java");

    for (MavenPublicationConfig publicationConfig : mavenConfig.getPublications()) {
        Configuration configuration = configurations
                .getByName(publicationConfig.getArchivesConfiguration());

        publishingExtension.getPublications().create(publicationConfig.getName(), MavenPublication.class,
                p -> {
                    p.setArtifactId(publicationConfig.getArtifactId());

                    List<@NonNull Configuration> runtimeConfigurations = publicationConfig
                            .getRuntimeConfigurations().stream().map(c -> configurations.getByName(c))
                            .collect(Collectors.toList());

                    List<@NonNull Configuration> compileConfigurations = publicationConfig
                            .getCompileConfigurations().stream().map(c -> configurations.getByName(c))
                            .collect(Collectors.toList());

                    List<@NonNull PublishArtifact> artifacts = Collections.emptyList();

                    if (publicationConfig.isAddProjectArtifacts()) {
                        artifacts = javaComponent.getUsages().stream()
                                .flatMap(u -> u.getArtifacts().stream()).collect(Collectors.toList());
                    }

                    PomConfigurator configurator = new PomConfigurator(projectContext, projectConfig,
                            Validate.notNull(runtimeConfigurations),
                            Validate.notNull(compileConfigurations));

                    p.pom(pom -> pom.withXml(xml -> configurator.configurePom(Validate.notNull(xml))));

                    for (PublishArtifact a : configuration.getArtifacts()) {
                        p.artifact(a);
                    }
                });
    }
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
/**
 * Gets (creating, if needed) the "main" publication.
 */
public static MavenPublication mainPublication(Project project) {
    val pub = findMainPublication(project);
    return (pub == null) ? createMainPublication(project) : pub;
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private static void configPom(Project project, MavenPublication pub) {
    pub.pom(pom -> pom.withXml(xmlProvider -> configPom(project, xmlProvider)));
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
private static MavenPublication createMainPublication(Project project) {
    val publishing = project.getConvention().getByType(PublishingExtension.class);
    val pub = publishing.getPublications().create(PUBLICATION_NAME, MavenPublication.class);

    publishing.getRepositories().mavenLocal();

    project.afterEvaluate(prj -> groupid(project, (MavenPomInternal)pub.getPom()));

    configPom(project, pub);

    return pub;
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
/**
 * The publication to be published.
 *
 * @return The publication to be published
 */
@Internal
public MavenPublication getPublication() {
    return publication;
}
 

import org.gradle.api.publish.maven.MavenPublication; //导入依赖的package包/类
/**
 * Sets the publication to be published.
 *
 * @param publication The publication to be published
 */
public void setPublication(MavenPublication publication) {
    this.publication = toPublicationInternal(publication);
}