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 * Copyright (c) 2018, 2021, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package jdk.javadoc.internal.doclets.formats.html;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import javax.lang.model.element.TypeElement;

import com.sun.source.doctree.DeprecatedTree;
import jdk.javadoc.internal.doclets.formats.html.markup.BodyContents;
import jdk.javadoc.internal.doclets.formats.html.markup.ContentBuilder;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlStyle;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTree;
import jdk.javadoc.internal.doclets.formats.html.Navigation.PageMode;
import jdk.javadoc.internal.doclets.toolkit.Content;
import jdk.javadoc.internal.doclets.toolkit.util.DocFileIOException;
import jdk.javadoc.internal.doclets.toolkit.util.DocPath;
import jdk.javadoc.internal.doclets.toolkit.util.DocPaths;
import jdk.javadoc.internal.doclets.toolkit.util.IndexBuilder;
import jdk.javadoc.internal.doclets.toolkit.util.IndexItem;
import jdk.javadoc.internal.doclets.toolkit.util.Utils.ElementFlag;

Generate the file with list of all the classes in this run.
/**
 * Generate the file with list of all the classes in this run.
 */
public class AllClassesIndexWriter extends HtmlDocletWriter {

    
Index of all the classes.
/**
     * Index of all the classes.
     */
    protected IndexBuilder indexBuilder;

    
Construct AllClassesIndexWriter object. Also initializes the indexBuilder variable in this
class.
Params:
configuration – The current configuration
filename – Path to the file which is getting generated.
indexBuilder – Unicode based Index from IndexBuilder/**
     * Construct AllClassesIndexWriter object. Also initializes the indexBuilder variable in this
     * class.
     *
     * @param configuration The current configuration
     * @param filename Path to the file which is getting generated.
     * @param indexBuilder Unicode based Index from {@link IndexBuilder}
     */
    public AllClassesIndexWriter(HtmlConfiguration configuration,
            DocPath filename, IndexBuilder indexBuilder) {
        super(configuration, filename);
        this.indexBuilder = indexBuilder;
    }

    
Create AllClassesIndexWriter object.
Params:
configuration – The current configuration
indexBuilder – IndexBuilder object for all classes index.
Throws:
DocFileIOException – /**
     * Create AllClassesIndexWriter object.
     *
     * @param configuration The current configuration
     * @param indexBuilder IndexBuilder object for all classes index.
     * @throws DocFileIOException
     */
    public static void generate(HtmlConfiguration configuration,
            IndexBuilder indexBuilder) throws DocFileIOException {
        generate(configuration, indexBuilder, DocPaths.ALLCLASSES_INDEX);
    }

    private static void generate(HtmlConfiguration configuration, IndexBuilder indexBuilder,
            DocPath fileName) throws DocFileIOException {
        AllClassesIndexWriter allClassGen = new AllClassesIndexWriter(configuration,
                fileName, indexBuilder);
        allClassGen.buildAllClassesFile();
    }

    
Print all the classes in the file.
/**
     * Print all the classes in the file.
     */
    protected void buildAllClassesFile() throws DocFileIOException {
        String label = resources.getText("doclet.All_Classes");
        Content allClassesContent = new ContentBuilder();
        addContents(allClassesContent);
        Content mainContent = new ContentBuilder();
        mainContent.add(allClassesContent);
        HtmlTree bodyTree = getBody(getWindowTitle(label));
        bodyTree.add(new BodyContents()
                .setHeader(getHeader(PageMode.ALL_CLASSES))
                .addMainContent(mainContent)
                .setFooter(getFooter()));
        printHtmlDocument(null, "class index", bodyTree);
    }

    
Add all types to the content tree.
Params:
content – HtmlTree content to which the links will be added/**
     * Add all types to the content tree.
     *
     * @param content HtmlTree content to which the links will be added
     */
    protected void addContents(Content content) {
        Table table = new Table(HtmlStyle.summaryTable)
                .setHeader(new TableHeader(contents.classLabel, contents.descriptionLabel))
                .setColumnStyles(HtmlStyle.colFirst, HtmlStyle.colLast)
                .setId(HtmlIds.ALL_CLASSES_TABLE)
                .setDefaultTab(resources.getText("doclet.All_Classes"))
                .addTab(contents.interfaceSummary, utils::isInterface)
                .addTab(contents.classSummary, e -> utils.isOrdinaryClass((TypeElement)e))
                .addTab(contents.enumSummary, utils::isEnum)
                .addTab(contents.exceptionSummary, e -> utils.isException((TypeElement)e))
                .addTab(contents.errorSummary, e -> utils.isError((TypeElement)e))
                .addTab(contents.annotationTypeSummary, utils::isAnnotationType);
        for (Character unicode : indexBuilder.getFirstCharacters()) {
            for (IndexItem indexItem : indexBuilder.getItems(unicode)) {
                TypeElement typeElement = (TypeElement) indexItem.getElement();
                if (typeElement != null && utils.isCoreClass(typeElement)) {
                    addTableRow(table, typeElement);
                }
            }
        }
        Content titleContent = contents.allClassesLabel;
        Content pHeading = HtmlTree.HEADING_TITLE(Headings.PAGE_TITLE_HEADING,
                HtmlStyle.title, titleContent);
        Content headerDiv = HtmlTree.DIV(HtmlStyle.header, pHeading);
        content.add(headerDiv);
        if (!table.isEmpty()) {
            content.add(table);
            if (table.needsScript()) {
                getMainBodyScript().append(table.getScript());
            }
        }
    }

    
Add table row.
Params:
table – the table to which the row will be added
klass – the type to be added to the table/**
     * Add table row.
     *
     * @param table the table to which the row will be added
     * @param klass the type to be added to the table
     */
    protected void addTableRow(Table table, TypeElement klass) {
        List<Content> rowContents = new ArrayList<>();
        Content classLink = getLink(new HtmlLinkInfo(
                configuration, HtmlLinkInfo.Kind.INDEX, klass));
        ContentBuilder description = new ContentBuilder();
        Set<ElementFlag> flags = utils.elementFlags(klass);
        if (flags.contains(ElementFlag.PREVIEW)) {
            description.add(contents.previewPhrase);
            addSummaryComment(klass, description);
        } else if (flags.contains(ElementFlag.DEPRECATED)) {
            description.add(getDeprecatedPhrase(klass));
            List<? extends DeprecatedTree> tags = utils.getDeprecatedTrees(klass);
            if (!tags.isEmpty()) {
                addSummaryDeprecatedComment(klass, tags.get(0), description);
            }
        } else {
            addSummaryComment(klass, description);
        }
        rowContents.add(classLink);
        rowContents.add(description);
        table.addRow(klass, rowContents);
    }
}