bld-dokka/src/main/java/rife/bld/extension/DokkaOperation.java
Erik C. Thauvin 6a6d6ce62a
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Java

/*
* Copyright 2023-2024 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package rife.bld.extension;
import rife.bld.BaseProject;
import rife.bld.extension.dokka.LoggingLevel;
import rife.bld.extension.dokka.OutputFormat;
import rife.bld.extension.dokka.SourceSet;
import rife.bld.operations.AbstractProcessOperation;
import rife.bld.operations.exceptions.ExitStatusException;
import rife.tools.StringUtils;
import java.io.File;
import java.io.IOException;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.stream.Collectors;
/**
* Builds documentation (javadoc, HTML, etc.) using Dokka.
*
* @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
* @since 1.0
*/
@SuppressWarnings("PMD.AvoidThrowingRawExceptionTypes")
public class DokkaOperation extends AbstractProcessOperation<DokkaOperation> {
public static final String SEMICOLON = ";";
private final static String GFM_PLUGIN_REGEXP =
"^.*(dokka-base|analysis-kotlin-descriptors|gfm-plugin|freemarker).*\\.jar$";
private final static String HTML_PLUGIN_REGEXP =
"^.*(dokka-base|analysis-kotlin-descriptors|kotlinx-html-jvm|freemarker).*\\.jar$";
private final static String JAVADOC_PLUGIN_REGEXP =
"^.*(dokka-base|analysis-kotlin-descriptors|javadoc-plugin|kotlin-as-java-plugin|korte-jvm).*\\.jar$";
private final static String JEKYLL_PLUGIN_REGEXP =
"^.*(dokka-base|analysis-kotlin-descriptors|jekyll-plugin|gfm-plugin|freemarker).*\\.jar$";
private final Logger LOGGER = Logger.getLogger(DokkaOperation.class.getName());
private final Map<String, String> globalLinks_ = new ConcurrentHashMap<>();
private final Collection<String> globalPackageOptions_ = new ArrayList<>();
private final Collection<String> globalSrcLinks_ = new ArrayList<>();
private final Collection<File> includes_ = new ArrayList<>();
private final Collection<File> pluginsClasspath_ = new ArrayList<>();
private final Map<String, String> pluginsConfiguration_ = new ConcurrentHashMap<>();
private boolean delayTemplateSubstitution_;
private boolean failOnWarning_;
private File json_;
private LoggingLevel loggingLevel_;
private String moduleName_;
private String moduleVersion_;
private boolean noSuppressObviousFunctions_;
private boolean offlineMode_;
private File outputDir_;
private BaseProject project_;
private SourceSet sourceSet_;
private boolean suppressInheritedMembers_;
// Encodes to JSON adding braces as needed
private static String encodeJson(final String json) {
var sb = new StringBuilder(json);
if (!json.startsWith("{") || !json.endsWith("}")) {
sb.insert(0, "{").append('}');
}
return StringUtils.encodeJson(sb.toString());
}
/**
* Returns the JARs contained in a given directory.
* <p>
* Sources and Javadoc JARs are ignored.
*
* @param directory the directory
* @param regex the regular expression to match
* @return the Java Archives
*/
public static List<File> getJarList(File directory, String regex) {
var jars = new ArrayList<File>();
if (directory.isDirectory()) {
var files = directory.listFiles();
if (files != null) {
for (var f : files) {
if (!f.getName().endsWith("-sources.jar") && (!f.getName().endsWith("-javadoc.jar")) &&
f.getName().matches(regex)) {
jars.add(f);
}
}
}
}
return jars;
}
/**
* Determines if the given string is not blank.
*
* @param s the string
* @return {@code true} if not blank, {@code false} otherwise.
*/
public static boolean isNotBlank(String s) {
return s != null && !s.isBlank();
}
/**
* Sets the delay substitution of some elements.
* <p>
* Used in incremental builds of multimodule projects.
*
* @param delayTemplateSubstitution the delay
* @return this operation instance
*/
public DokkaOperation delayTemplateSubstitution(Boolean delayTemplateSubstitution) {
delayTemplateSubstitution_ = delayTemplateSubstitution;
return this;
}
@Override
public void execute() throws IOException, InterruptedException, ExitStatusException {
if (project_ == null) {
if (LOGGER.isLoggable(Level.SEVERE) && !silent()) {
LOGGER.severe("A project must be specified.");
}
throw new ExitStatusException(ExitStatusException.EXIT_FAILURE);
} else {
super.execute();
}
}
/**
* Part of the {@link #execute execute} operation, constructs the command list to use for building the process.
*
* @since 1.5
*/
@Override
protected List<String> executeConstructProcessCommandList() {
final List<String> args = new ArrayList<>();
if (project_ != null) {
// java
args.add(javaTool());
var jarList = getJarList(project_.libBldDirectory(), "^.*dokka-cli.*\\.jar$");
if (!jarList.isEmpty()) {
// class path
args.add("-cp");
args.add(jarList.stream().map(File::getAbsolutePath).collect(Collectors.joining(File.pathSeparator)));
}
// main class
args.add("org.jetbrains.dokka.MainKt");
// -pluginClasspath
if (!pluginsClasspath_.isEmpty()) {
args.add("-pluginsClasspath");
args.add(pluginsClasspath_.stream().map(File::getAbsolutePath).collect(Collectors.joining(SEMICOLON)));
}
// -sourceSet
var sourceSetArgs = sourceSet_.args();
if (sourceSetArgs.isEmpty()) {
throw new IllegalArgumentException("At least one sourceSet is required.");
} else {
args.add("-sourceSet");
args.add(String.join(" ", sourceSet_.args()));
}
// -outputDir
if (outputDir_ != null) {
if (!outputDir_.exists() && !outputDir_.mkdirs()) {
throw new RuntimeException("Could not create: " + outputDir_.getAbsolutePath());
}
args.add("-outputDir");
args.add(outputDir_.getAbsolutePath());
}
// -delayTemplateSubstitution
if (delayTemplateSubstitution_) {
args.add("-delayTemplateSubstitution");
}
// -failOnWarning
if (failOnWarning_) {
args.add("-failOnWarning");
}
// -globalLinks_
if (!globalLinks_.isEmpty()) {
args.add("-globalLinks");
var links = new ArrayList<String>();
globalLinks_.forEach((k, v) ->
links.add(String.format("%s^%s", k, v)));
args.add(String.join("^^", links));
}
// -globalPackageOptions
if (!globalPackageOptions_.isEmpty()) {
args.add("-globalPackageOptions");
args.add(String.join(SEMICOLON, globalPackageOptions_));
}
// -globalSrcLinks
if (!globalSrcLinks_.isEmpty()) {
args.add("-globalSrcLinks_");
args.add(String.join(SEMICOLON, globalSrcLinks_));
}
// -includes
if (!includes_.isEmpty()) {
args.add("-includes");
args.add(includes_.stream().map(File::getAbsolutePath).collect(Collectors.joining(SEMICOLON)));
}
// -loggingLevel
if (loggingLevel_ != null) {
args.add("-loggingLevel");
args.add(loggingLevel_.name().toLowerCase());
}
// -moduleName
if (isNotBlank(moduleName_)) {
args.add("-moduleName");
args.add(moduleName_);
}
// -moduleVersion
if (isNotBlank(moduleVersion_)) {
args.add("-moduleVersion");
args.add(moduleVersion_);
}
// -noSuppressObviousFunctions
if (noSuppressObviousFunctions_) {
args.add("-noSuppressObviousFunctions");
}
// -offlineMode
if (offlineMode_) {
args.add("-offlineMode");
}
// -pluginConfiguration
if (!pluginsConfiguration_.isEmpty()) {
args.add("-pluginsConfiguration");
var confs = new ArrayList<String>();
pluginsConfiguration_.forEach((k, v) ->
confs.add(String.format("%s=%s", encodeJson(k), encodeJson(v))));
args.add(String.join("^^", confs));
}
// -suppressInheritedMembers
if (suppressInheritedMembers_) {
args.add("-suppressInheritedMembers");
}
// json
if (json_ != null) {
args.add(json_.getAbsolutePath());
}
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine(String.join(" ", args));
}
}
return args;
}
/**
* Configures the operation from a {@link BaseProject}.
* <p>
* Sets the {@link #sourceSet sourceSet}, {@link SourceSet#jdkVersion jdkVersion}, {@link #moduleName moduleName}
* and {@link SourceSet#classpath(File...) classpath} from the project.
*
* @param project the project to configure the operation from
*/
@Override
public DokkaOperation fromProject(BaseProject project) {
project_ = project;
sourceSet_ = new SourceSet()
.src(new File(project.srcMainDirectory(), "kotlin"))
.classpath(project.compileClasspathJars())
.classpath(project.providedClasspathJars());
if (project.javaRelease() != null) {
sourceSet_ = sourceSet_.jdkVersion(project.javaRelease());
}
moduleName_ = project.name();
return this;
}
/**
* Sets whether to fail documentation generation if Dokka has emitted a warning or an error.
* <p>
* Whether to fail documentation generation if Dokka has emitted a warning or an error. The process waits until all
* errors and warnings have been emitted first.
* <p>
* This setting works well with {@link SourceSet#reportUndocumented}
*
* @param failOnWarning {@code true} or {@code false}
* @return this operation instance
*/
public DokkaOperation failOnWarning(Boolean failOnWarning) {
failOnWarning_ = failOnWarning;
return this;
}
/**
* Retrieves the global external documentation links.
*
* @return the documentation links
*/
public Map<String, String> globalLinks() {
return globalLinks_;
}
/**
* Set the global external documentation links.
*
* @param url the external documentation URL
* @param packageListUrl the external documentation package list URL
* @return this operation instance
*/
public DokkaOperation globalLinks(String url, String packageListUrl) {
globalLinks_.put(url, packageListUrl);
return this;
}
/**
* Set the global external documentation links.
*
* @param globalLinks the map of global links
* @return this operation instance
* @see #globalSrcLink(String...) #globalSrcLink(String...)#globalSrcLink(String...)
*/
public DokkaOperation globalLinks(Map<String, String> globalLinks) {
globalLinks_.putAll(globalLinks);
return this;
}
/**
* Sets the global package configurations.
* <p>
* Using format:
* <ul>
* <li>matchingRegexp</li>
* <li>-deprecated</li>
* <li>-privateApi</li>
* <li>+warnUndocumented</li>
* <li>+suppress</li>
* <li>+visibility:PUBLIC</li>
* <li>...</li>
* </ul>
*
* @param options ome pr more package configurations
* @return this operation instance
*/
public DokkaOperation globalPackageOptions(String... options) {
globalPackageOptions_.addAll(List.of(options));
return this;
}
/**
* Retrieves the global package configurations.
*
* @return the package configurations
*/
public Collection<String> globalPackageOptions() {
return globalPackageOptions_;
}
/**
* Sets the global package configurations.
* <p>
* Using format:
* <ul>
* <li>matchingRegexp</li>
* <li>-deprecated</li>
* <li>-privateApi</li>
* <li>+warnUndocumented</li>
* <li>+suppress</li>
* <li>+visibility:PUBLIC</li>
* <li>...</li>
* </ul>
*
* @param options the package configurations
* @return this operation instance
*/
public DokkaOperation globalPackageOptions(Collection<String> options) {
globalPackageOptions_.addAll(options);
return this;
}
/**
* Sets the global mapping between a source directory and a Web service for browsing the code.
*
* @param links one or more links mapping
* @return this operation instance
*/
public DokkaOperation globalSrcLink(String... links) {
globalSrcLinks_.addAll(List.of(links));
return this;
}
/**
* Retrieves the global source links
*
* @return the source links
*/
public Collection<String> globalSrcLink() {
return globalSrcLinks_;
}
/**
* Sets the global mapping between a source directory and a Web service for browsing the code.
*
* @param links the links mapping
* @return this operation instance
*/
public DokkaOperation globalSrcLink(Collection<String> links) {
globalSrcLinks_.addAll(links);
return this;
}
/**
* Sets the Markdown files that contain module and package documentation.
* <p>
* The contents of specified files are parsed and embedded into documentation as module and package descriptions.
* <p>
* This can be configured on per-package basis.
*
* @param files one or more files
* @return this operation instance
*/
public DokkaOperation includes(File... files) {
includes_.addAll(List.of(files));
return this;
}
/**
* Sets the Markdown files that contain module and package documentation.
* <p>
* The contents of specified files are parsed and embedded into documentation as module and package descriptions.
* <p>
* This can be configured on per-package basis.
*
* @param files one or more files
* @return this operation instance
*/
public DokkaOperation includes(String... files) {
includes_.addAll(Arrays.stream(files).map(File::new).toList());
return this;
}
/**
* Retrieves the markdown files that contain the module and package documentation.
*
* @return the markdown files
*/
public Collection<File> includes() {
return includes_;
}
/**
* Sets the Markdown files that contain module and package documentation.
* <p>
* The contents of specified files are parsed and embedded into documentation as module and package descriptions.
* <p>
* This can be configured on per-package basis.
*
* @param files the markdown files
* @return this operation instance
*/
public DokkaOperation includes(Collection<File> files) {
includes_.addAll(files);
return this;
}
/**
* JSON configuration file path.
*
* @param configuration the configuration file path
*/
public DokkaOperation json(File configuration) {
json_ = configuration;
return this;
}
/**
* Sets the logging level.
*
* @param loggingLevel the logging level
* @return this operation instance
*/
public DokkaOperation loggingLevel(LoggingLevel loggingLevel) {
loggingLevel_ = loggingLevel;
return this;
}
/**
* Sets the name of the project/module. Default is {@code root}.
* <p>
* The display name used to refer to the module. It is used for the table of contents, navigation, logging, etc.
*
* @param moduleName the project/module name
* @return this operation instance
*/
public DokkaOperation moduleName(String moduleName) {
moduleName_ = moduleName;
return this;
}
/**
* Set the documented version.
*
* @param version the version
* @return this operation instance
*/
public DokkaOperation moduleVersion(String version) {
moduleVersion_ = version;
return this;
}
/**
* Sets whether to suppress obvious functions such as inherited from
* <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/">kotlin.Any</a> and {@link java.lang.Object}.
* <p>
* A function is considered to be obvious if it is:
* <ul>
* <li>Inherited from <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/">kotlin.Any</a>,
* <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-enum/">Kotlin.Enum</a>, {@link java.lang.Object}
* or {@link java.lang.Enum}, such as {@code equals}, {@code hashCode}, {@code toString}.
* <li>Synthetic (generated by the compiler) and does not have any documentation, such as
* {@code dataClass.componentN} or {@code dataClass.copy}.
* </ul>
*
* @param noSuppressObviousFunctions {@code true} or {@code false}
* @return this operation instance
*/
public DokkaOperation noSuppressObviousFunctions(Boolean noSuppressObviousFunctions) {
noSuppressObviousFunctions_ = noSuppressObviousFunctions;
return this;
}
/**
* Sets whether to resolve remote files/links over network.
* <p>
* This includes package-lists used for generating external documentation links. For example, to make classes from
* the standard library clickable.
* <p>
* Setting this to true can significantly speed up build times in certain cases, but can also worsen documentation
* quality and user experience. For example, by not resolving class/member links from your dependencies, including
* the standard library.
* <p>
* Note: You can cache fetched files locally and provide them to Dokka as local paths.
*
* @param offlineMode the offline mode
* @return this operation instance
* @see SourceSet#externalDocumentationLinks(String, String)
*/
public DokkaOperation offlineMode(Boolean offlineMode) {
offlineMode_ = offlineMode;
return this;
}
/**
* Sets the output directory path, {@code ./dokka} by default.
* <p>
* The directory to where documentation is generated, regardless of output format.
*
* @param outputDir the output directory
* @return this operation instance
*/
public DokkaOperation outputDir(File outputDir) {
outputDir_ = outputDir;
return this;
}
/**
* Sets the output directory path, {@code ./dokka} by default.
* <p>
* The directory to where documentation is generated, regardless of output format.
*
* @param outputDir the output directory
* @return this operation instance
*/
public DokkaOperation outputDir(String outputDir) {
outputDir_ = new File(outputDir);
return this;
}
/**
* Sets the Dokka {@link OutputFormat output format}.
*
* @param format The {@link OutputFormat output format}
* @return this operation instance
*/
public DokkaOperation outputFormat(OutputFormat format) {
pluginsClasspath_.clear();
if (format.equals(OutputFormat.JAVADOC)) {
pluginsClasspath_.addAll(getJarList(project_.libBldDirectory(),
JAVADOC_PLUGIN_REGEXP));
} else if (format.equals(OutputFormat.HTML)) {
pluginsClasspath_.addAll(getJarList(project_.libBldDirectory(),
HTML_PLUGIN_REGEXP));
} else if (format.equals(OutputFormat.MARKDOWN)) {
pluginsClasspath_.addAll(getJarList(project_.libBldDirectory(),
GFM_PLUGIN_REGEXP));
} else if (format.equals(OutputFormat.JEKYLL)) {
pluginsClasspath_.addAll(getJarList(project_.libBldDirectory(),
JEKYLL_PLUGIN_REGEXP));
}
return this;
}
/**
* Sets the configuration for Dokka plugins.
*
* @param name The fully-qualified plugin name
* @param jsonConfiguration The plugin JSON configuration
* @return this operation instance
*/
public DokkaOperation pluginConfigurations(String name, String jsonConfiguration) {
pluginsConfiguration_.put(name, jsonConfiguration);
return this;
}
/**
* Sets the configuration for Dokka plugins.
*
* @param pluginConfiguratione the map of configurations
* @return this operation instance
* @see #pluginConfigurations(String, String)
*/
public DokkaOperation pluginConfigurations(Map<String, String> pluginConfiguratione) {
pluginsConfiguration_.putAll(pluginConfiguratione);
return this;
}
/**
* Retrieves the plugin configurations.
*
* @return the plugin configurations.
*/
public Map<String, String> pluginConfigurations() {
return pluginsConfiguration_;
}
/**
* Sets the jars for Dokka plugins and their dependencies.
*
* @param jars one or more jars
* @return this operation instance
*/
public DokkaOperation pluginsClasspath(File... jars) {
pluginsClasspath_.addAll(List.of(jars));
return this;
}
/**
* Sets the jars for Dokka plugins and their dependencies.
*
* @param jars one or more jars
* @return this operation instance
*/
public DokkaOperation pluginsClasspath(String... jars) {
pluginsClasspath_.addAll(Arrays.stream(jars).map(File::new).toList());
return this;
}
/**
* Retrieves the plugins classpath.
*
* @return the classpath
*/
public Collection<File> pluginsClasspath() {
return pluginsClasspath_;
}
/**
* Sets the jars for Dokka plugins and their dependencies.
*
* @param jars the jars
* @return this operation instance
*/
public DokkaOperation pluginsClasspath(Collection<File> jars) {
pluginsClasspath_.addAll(jars);
return this;
}
/**
* Sets the configurations for a source set.
* <p>
* Individual and additional configuration of Kotlin source sets.
*
* @param sourceSet the source set configurations
* @return this operation instance
*/
public DokkaOperation sourceSet(SourceSet sourceSet) {
sourceSet_ = sourceSet;
return this;
}
/**
* Sets whether to suppress inherited members that aren't explicitly overridden in a given class.
*
* @param suppressInheritedMembers {@code true} or {@code false}
* @return this operation instance
*/
public DokkaOperation suppressInheritedMembers(Boolean suppressInheritedMembers) {
suppressInheritedMembers_ = suppressInheritedMembers;
return this;
}
}