HHH-17047 - Follow up tasks for Gradle 8.2 upgrade
- clean up asciidoc converter
This commit is contained in:
marko-bekhta
Christian Beikov
parent
e77364b808
commit
3a286fbde8
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@ -10,10 +10,12 @@ import java.io.File;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Optional;
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import java.util.SortedMap;
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import java.util.SortedSet;
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import java.util.TreeMap;
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import java.util.TreeSet;
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import java.util.function.Consumer;
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import org.gradle.api.file.Directory;
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import org.gradle.api.file.RegularFile;
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@ -51,7 +53,7 @@ public class SettingsCollector {
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}
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final SortedSet<SettingDescriptor> docSectionSettings = findSettingDescriptors( docSection, result );
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final Map<String,Element> classFieldJavadocs = extractClassFieldJavadocs( className, javadocDirectory );
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final Map<String, Element> classFieldJavadocs = extractClassFieldJavadocs( className, javadocDirectory );
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final Element tableDiv = blockList.selectFirst( ".summary-table" );
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final Elements constantFqnColumns = tableDiv.select( ".col-first" );
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@ -72,9 +74,15 @@ public class SettingsCollector {
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//
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// NOTE : there may be no Javadoc, in which case the Element will be null;
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// there is literally no such div in these cases
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final String simpleFieldName = constantFqn.substring( constantFqn.lastIndexOf( '.' ) );
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final String simpleFieldName = constantFqn.substring( constantFqn.lastIndexOf( '.' ) + 1 );
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final Element fieldJavadocElement = classFieldJavadocs.get( simpleFieldName );
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if ( fieldJavadocElement == null || isUselessJavadoc( fieldJavadocElement ) ) {
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System.out.println( "There was no javadoc found for " + className + "#" + simpleFieldName
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+ ". Ignoring this setting." );
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continue;
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}
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final SettingDescriptor settingDescriptor = new SettingDescriptor(
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stripQuotes( constantValue ),
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convertFieldJavadocHtmlToAsciidoc(
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@ -141,8 +149,7 @@ public class SettingsCollector {
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final Elements fieldDetailSections = document.select( "section.detail" );
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for ( Element fieldDetailSection : fieldDetailSections ) {
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final String fieldName = fieldDetailSection.id();
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final Element fieldJavadocDiv = fieldDetailSection.selectFirst( "div.block" );
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result.put( fieldName, fieldJavadocDiv );
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result.put( fieldName, fieldDetailSection );
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}
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return result;
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@ -180,147 +187,275 @@ public class SettingsCollector {
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String className,
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String simpleFieldName,
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String publishedJavadocsUrl) {
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// todo : here you go Marko :)
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return null;
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Elements javadocsToConvert = cleanupFieldJavadocElement( fieldJavadocElement, className, publishedJavadocsUrl );
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return new DomToAsciidocConverter( javadocsToConvert ).convert();
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}
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private static String extractJavadoc(
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Document javadoc,
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private static Elements cleanupFieldJavadocElement(Element fieldJavadocElement,
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String className,
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String constant,
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String publishedJavadocsUrl) {
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org.jsoup.nodes.Element block = javadoc.selectFirst( "#" + constant + " + ul li.blockList" );
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if ( block != null ) {
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for ( org.jsoup.nodes.Element link : block.getElementsByTag( "a" ) ) {
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// Before proceeding let's make sure that the javadoc structure is the one that we expect:
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if ( !isValidFieldJavadocStructure( fieldJavadocElement ) ) {
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throw new IllegalStateException( "Javadoc's DOM doesn't match the expected structure. " +
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"This may lead to unexpected results in rendered configuration properties in the User Guide." );
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}
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fixUrls( className, publishedJavadocsUrl, fieldJavadocElement );
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// We want to take the javadoc block and the see links:
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Elements usefulDocsPart = new Elements();
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Element actualJavadocs = fieldJavadocElement.selectFirst( "div.block" );
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if ( actualJavadocs != null ) {
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usefulDocsPart.add( actualJavadocs );
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}
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cleanupSeeLinks( fieldJavadocElement.selectFirst( "ul.see-list" ) )
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.ifPresent( ul -> {
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// add a see also
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usefulDocsPart.add( new Element( "div" ).appendChild( new Element( "b" ).text( "See also:" ) ) );
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// add the list of links:
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usefulDocsPart.add( ul );
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} );
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return usefulDocsPart;
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}
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/**
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* Any ORM links will be relative, and we want to prepend them with the {@code publishedJavadocsUrl}
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* so that they are usable when the doc is published.
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* Any external links should have a {@code externalLink} or {@code external-link} CSS class, we want to keep them unchanged.
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* <p>
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* NOTE: this method modifies the parsed DOM.
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*/
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private static void fixUrls(String className,
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String publishedJavadocsUrl,
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Element fieldJavadocElement) {
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for ( Element link : fieldJavadocElement.getElementsByTag( "a" ) ) {
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// only update links if they are not external:
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if ( !isExternalLink( link ) ) {
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String href = link.attr( "href" );
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// only update links if they are not external:
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if ( !link.hasClass( "externalLink" ) ) {
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if ( href.startsWith( "#" ) ) {
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href = withoutPackagePrefix( className ) + ".html" + href;
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}
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String packagePath = packagePrefix( className ).replace( ".", File.separator );
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href = publishedJavadocsUrl + packagePath + "/" + href;
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}
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else if ( href.contains( "/build/parents/" ) && href.contains( "/apidocs" ) ) {
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// means a link was to a class from other module and javadoc plugin generated some external link
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// that won't work. So we replace it:
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href = publishedJavadocsUrl + href.substring( href.indexOf( "/apidocs" ) + "/apidocs".length() );
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if ( href.startsWith( "#" ) ) {
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href = withoutPackagePrefix( className ) + ".html" + href;
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}
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String packagePath = packagePrefix( className ).replace( ".", File.separator );
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href = publishedJavadocsUrl + packagePath + "/" + href;
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link.attr( "href", href );
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}
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Elements result = new Elements();
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for ( org.jsoup.nodes.Element child : block.children() ) {
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if ( "h4".equalsIgnoreCase( child.tagName() ) || "pre".equalsIgnoreCase( child.tagName() ) ) {
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continue;
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}
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result.add( child );
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}
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return convertToAsciidoc( result );
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}
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return "";
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}
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private static String convertToAsciidoc(Elements elements) {
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StringBuilder doc = new StringBuilder( "" );
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for ( Element element : elements ) {
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convertToAsciidoc( element, doc, false );
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}
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return doc.toString();
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private static boolean isExternalLink(Element link) {
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String href = link.attr( "href" );
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return link.hasClass( "externalLink" )
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|| link.hasClass( "external-link" )
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|| href != null && href.startsWith( "http" );
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}
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private static void convertToAsciidoc(Node node, StringBuilder doc, boolean innerBlock) {
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if ( node instanceof Element ) {
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Element element = (Element) node;
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String tag = element.tagName();
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if ( "p".equalsIgnoreCase( tag ) || "div".equalsIgnoreCase( tag ) || "dl".equalsIgnoreCase( tag ) ) {
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if ( doc.length() != 0 ) {
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if ( !innerBlock ) {
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doc.append( "\n+" );
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}
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doc.append( "\n\n" );
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}
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boolean deprecation = element.hasClass( "deprecationBlock" );
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if ( deprecation ) {
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doc.append( "+\n[WARNING]\n====\n" );
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}
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for ( Node child : element.childNodes() ) {
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convertToAsciidoc( child, doc, deprecation );
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}
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doc.append( '\n' );
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if ( deprecation ) {
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doc.append( "====\n" );
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}
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private static Optional<Element> cleanupSeeLinks(Element seeList) {
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if ( seeList == null ) {
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return Optional.empty();
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}
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Element ul = new Element( "ul" );
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for ( Element li : seeList.select( "li" ) ) {
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Element link = li.selectFirst( "a" );
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if ( link != null && "Constant Field Values".equals( link.text() ) ) {
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// means it's a link to "self", pointing to the same constant and its javadocs
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// so we just ignore it:
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continue;
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}
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else if ( "a".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, "link:" + element.attr( "href" ) + "[", "]", doc, innerBlock );
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ul.appendChild( li );
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}
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return ul.children().isEmpty() ? Optional.empty() : Optional.of( ul );
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}
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private static boolean isValidFieldJavadocStructure(Element fieldJavadocElement) {
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// Field's DOM sub-structure that we are expecting should be:
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// <section class="detail" id="FIELD_NAME">
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// <h3>FIELD_NAME</h3>
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// <div class="member-signature"> we don't care about this div </div>
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// <div class="block"> Actual Javadocs if present </div>
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// <dl class="notes"> contains links to @see references </dl>
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// </section>
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//
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if ( !"section".equalsIgnoreCase( fieldJavadocElement.tagName() ) ) {
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return false;
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}
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if ( !fieldJavadocElement.selectFirst( "h3" ).text().equals( fieldJavadocElement.id() ) ) {
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return false;
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}
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// since `div.block` can be absent if no javadocs were written we are trying to see if any of the divs is there;
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if ( fieldJavadocElement.selectFirst( "div.block" ) == null
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&& fieldJavadocElement.selectFirst( "dl.notes" ) == null
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&& fieldJavadocElement.selectFirst( "div.member-signature" ) == null
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&& !fieldJavadocElement.select( "div" ).isEmpty() ) {
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return false;
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}
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return true;
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}
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/**
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* @param fieldJavadocElement The element to inspect if it has some valuable documentation.
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* @return {@code true} if no Javadoc was written for this field; {@false otherwise}.
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*/
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private static boolean isUselessJavadoc(Element fieldJavadocElement) {
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return fieldJavadocElement.selectFirst( "div.block" ) == null;
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}
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private static class DomToAsciidocConverter {
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private final Map<String, Consumer<Element>> elementVisitorsByTag = new HashMap<>();
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private final StringBuilder converted = new StringBuilder();
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private final Elements elements;
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public DomToAsciidocConverter(Elements elements) {
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elementVisitorsByTag.put( "a", this::visitLink );
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elementVisitorsByTag.put( "span", this::visitSpan );
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elementVisitorsByTag.put( "ul", this::visitUl );
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elementVisitorsByTag.put( "ol", this::visitUl );
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elementVisitorsByTag.put( "li", this::visitLi );
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elementVisitorsByTag.put( "b", this::visitBold );
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elementVisitorsByTag.put( "strong", this::visitBold );
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elementVisitorsByTag.put( "em", this::visitBold );
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elementVisitorsByTag.put( "code", this::visitCode );
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elementVisitorsByTag.put( "p", this::visitDiv );
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elementVisitorsByTag.put( "div", this::visitDiv );
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elementVisitorsByTag.put( "dl", this::visitDiv );
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this.elements = elements;
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}
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public String convert() {
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// Elements consist of nodes, that can themselves be elements or simple nodes.
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// Simple nodes are the ones that will produce text.
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// Elements are various tags that will be converted to some asciidoc syntax
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for ( Element element : elements ) {
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visitElement( element );
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}
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else if ( "code".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, "`", "`", doc, innerBlock );
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return converted.toString();
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}
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private void visitNode(Node node) {
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// We know about 2 types of nodes that we care about:
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// 1. Element -- means that it is some tag,
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// so we will defer the decision what to do about it to the visitElement.
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// 2. TextNode -- simple text that we'll just add to the converted result.
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//
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// If we encounter something else -- let's fail,
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// so we can investigate what new element type it is and decide what to do about it.
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if ( node instanceof Element ) {
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visitElement( ( (Element) node ) );
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}
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else if ( "strong".equalsIgnoreCase( tag ) || "em".equalsIgnoreCase( tag ) || "b".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, "**", "**", doc, innerBlock );
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}
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else if ( "ul".equalsIgnoreCase( tag ) || "ol".equalsIgnoreCase( tag ) ) {
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if ( doc.lastIndexOf( "\n" ) != doc.length() - 1 ) {
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doc.append( '\n' );
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}
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convertToAsciidoc( element, "+\n", "", doc, innerBlock );
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}
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else if ( "li".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, "\n * ", "", doc, innerBlock );
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}
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else if ( "dt".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, "+\n**", "**", doc, innerBlock );
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}
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else if ( "dd".equalsIgnoreCase( tag ) ) {
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convertToAsciidoc( element, " ", "", doc, innerBlock );
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}
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else if ( "span".equalsIgnoreCase( tag ) ) {
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if ( element.hasClass( "deprecatedLabel" ) ) {
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// label for deprecation, let's make it bold to stand out:
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convertToAsciidoc( element, "**", "**", doc, innerBlock );
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}
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else {
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// simply pass to render items:
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convertToAsciidoc( element, "", "", doc, innerBlock );
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}
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else if ( node instanceof TextNode ) {
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visitTextNode( (TextNode) node );
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}
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else {
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// if we encounter an element that we are not handling - we want to fail as the result might be missing some details:
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visitUnknownNode( node );
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}
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}
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private void visitElement(Element element) {
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String tag = element.tagName();
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Consumer<Element> visitor = elementVisitorsByTag.get( tag );
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if ( visitor == null ) {
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// If we encounter an element that we are not handling --
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// we want to fail as the result might be missing some details:
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throw new IllegalStateException( "Unknown element: " + element );
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}
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visitor.accept( element );
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}
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else if ( node instanceof TextNode ) {
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if ( doc.lastIndexOf( "+\n\n" ) == doc.length() - "+\n\n".length() ) {
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// if it's a start of paragraph - remove any leading spaces:
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doc.append( ( (TextNode) node ).text().replaceAll( "^\\s+", "" ) );
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private void visitDiv(Element div) {
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if ( converted.length() != 0 ) {
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converted.append( "\n+\n" );
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}
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boolean deprecation = div.hasClass( "deprecationBlock" );
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if ( deprecation ) {
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converted.append( "+\n[WARNING]\n====\n" );
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}
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for ( Node childNode : div.childNodes() ) {
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visitNode( childNode );
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}
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converted.append( '\n' );
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if ( deprecation ) {
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converted.append( "====\n" );
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}
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}
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private void visitCode(Element code) {
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converted.append( "`" );
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for ( Node childNode : code.childNodes() ) {
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visitNode( childNode );
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}
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converted.append( "`" );
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}
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private void visitBold(Element bold) {
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converted.append( "**" );
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for ( Node childNode : bold.childNodes() ) {
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visitNode( childNode );
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}
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converted.append( "**" );
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}
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private void visitLi(Element li) {
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converted.append( "\n * " );
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for ( Node childNode : li.childNodes() ) {
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visitNode( childNode );
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}
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}
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private void visitUl(Element ul) {
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if ( converted.lastIndexOf( "\n" ) != converted.length() - 1 ) {
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converted.append( '\n' );
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}
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converted.append( "+\n" );
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for ( Node childNode : ul.childNodes() ) {
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visitNode( childNode );
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}
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}
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private void visitSpan(Element span) {
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// If it is a label for deprecation, let's make it bold to stand out:
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boolean deprecatedLabel = span.hasClass( "deprecatedLabel" );
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if ( deprecatedLabel ) {
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converted.append( "**" );
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}
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for ( Node childNode : span.childNodes() ) {
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visitNode( childNode );
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}
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if ( deprecatedLabel ) {
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converted.append( "**" );
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}
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}
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private void visitLink(Element link) {
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converted.append( "link:" )
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.append( link.attr( "href" ) )
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.append( '[' );
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for ( Node childNode : link.childNodes() ) {
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visitNode( childNode );
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}
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converted.append( ']' );
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}
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private void visitTextNode(TextNode node) {
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if ( converted.lastIndexOf( "+\n" ) == converted.length() - "+\n".length() ) {
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// if it's a start of a paragraph - remove any leading spaces:
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converted.append( ( node ).text().replaceAll( "^\\s+", "" ) );
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}
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else {
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doc.append( ( (TextNode) node ).text() );
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converted.append( ( node ).text() );
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}
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}
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else {
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private void visitUnknownNode(Node node) {
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// if we encounter a node that we are not handling - we want to fail as the result might be missing some details:
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throw new IllegalStateException( "Unknown node: " + node );
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}
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}
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private static void convertToAsciidoc(
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Element element,
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String pre,
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String post,
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StringBuilder doc,
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boolean innerBlock) {
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doc.append( pre );
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for ( Node childNode : element.childNodes() ) {
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convertToAsciidoc( childNode, doc, innerBlock );
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}
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doc.append( post );
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}
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private static String withoutPackagePrefix(String className) {
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return className.substring( className.lastIndexOf( '.' ) + 1 );
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}
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@ -18,7 +18,6 @@ import org.gradle.api.tasks.IgnoreEmptyDirectories;
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import org.gradle.api.tasks.Input;
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import org.gradle.api.tasks.InputDirectory;
|
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import org.gradle.api.tasks.Internal;
|
||||
import org.gradle.api.tasks.Nested;
|
||||
import org.gradle.api.tasks.OutputFile;
|
||||
import org.gradle.api.tasks.TaskAction;
|
||||
|
||||
|
|
@ -86,7 +85,7 @@ public class SettingsDocGeneratorTask extends DefaultTask {
|
|||
public void generateSettingsDocumentation() {
|
||||
final String publishedJavadocUrl = publishedDocsUrl.get()
|
||||
+ "/"
|
||||
+ releaseFamily.get().getFamilyVersion()
|
||||
+ releaseFamily.get().toExternalForm()
|
||||
+ "/javadocs/";
|
||||
|
||||
AsciiDocWriter.writeToFile(
|
||||
|
|
|
|||
Loading…
Reference in New Issue