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package jdk.javadoc.internal.doclets.formats.html;

import java.util.Set;
import java.util.TreeSet;

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.Entity;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlStyle;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTag;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTree;
import jdk.javadoc.internal.doclets.formats.html.markup.StringContent;
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;



Generate only one index file for all the Member Names with Indexing in
Unicode Order. The name of the generated file is "index-all.html" and it is
generated in current or the destination directory.
 
This is NOT part of any supported API.
 If you write code that depends on this, you do so at your own risk.
 This code and its internal interfaces are subject to change or
 deletion without notice.

See Also:
  • Character
/**
 * Generate only one index file for all the Member Names with Indexing in
 * Unicode Order. The name of the generated file is "index-all.html" and it is
 * generated in current or the destination directory.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 *
 * @see java.lang.Character
 */
public class SingleIndexWriter extends AbstractIndexWriter {

    private Set<Character> elements;

    
Construct the SingleIndexWriter with filename "index-all.html" and the IndexBuilder 
Params:
  • configuration – the configuration for this doclet
  • filename –     Name of the index file to be generated.
  • indexbuilder – Unicode based Index from IndexBuilder
/**
     * Construct the SingleIndexWriter with filename "index-all.html" and the
     * {@link IndexBuilder}
     *
     * @param configuration the configuration for this doclet
     * @param filename     Name of the index file to be generated.
     * @param indexbuilder Unicode based Index from {@link IndexBuilder}
     */
    public SingleIndexWriter(HtmlConfiguration configuration,
                             DocPath filename,
                             IndexBuilder indexbuilder) {
        super(configuration, filename, indexbuilder);
    }

    
Generate single index file, for all Unicode characters.

Params:
  • configuration – the configuration for this doclet
  • indexbuilder – IndexBuilder built by IndexBuilder
Throws:
/**
     * Generate single index file, for all Unicode characters.
     *
     * @param configuration the configuration for this doclet
     * @param indexbuilder IndexBuilder built by {@link IndexBuilder}
     * @throws DocFileIOException if there is a problem generating the index
     */
    public static void generate(HtmlConfiguration configuration,
                                IndexBuilder indexbuilder) throws DocFileIOException {
        DocPath filename = DocPaths.INDEX_ALL;
        SingleIndexWriter indexgen = new SingleIndexWriter(configuration,
                                         filename, indexbuilder);
        indexgen.generateIndexFile();
    }

    
Generate the contents of each index file, with Header, Footer,
Member Field, Method and Constructor Description.

Throws:
  • DocFileIOException – if there is a problem generating the index
/**
     * Generate the contents of each index file, with Header, Footer,
     * Member Field, Method and Constructor Description.
     * @throws DocFileIOException if there is a problem generating the index
     */
    protected void generateIndexFile() throws DocFileIOException {
        String title = resources.getText("doclet.Window_Single_Index");
        HtmlTree body = getBody(getWindowTitle(title));
        Content headerContent = new ContentBuilder();
        addTop(headerContent);
        navBar.setUserHeader(getUserHeaderFooter(true));
        headerContent.add(navBar.getContent(true));
        HtmlTree divTree = new HtmlTree(HtmlTag.DIV);
        divTree.setStyle(HtmlStyle.contentContainer);
        elements = new TreeSet<>(indexbuilder.getIndexMap().keySet());
        elements.addAll(configuration.tagSearchIndexKeys);
        addLinksForIndexes(divTree);
        for (Character unicode : elements) {
            if (configuration.tagSearchIndexMap.get(unicode) == null) {
                addContents(unicode, indexbuilder.getMemberList(unicode), divTree);
            } else if (indexbuilder.getMemberList(unicode) == null) {
                addSearchContents(unicode, configuration.tagSearchIndexMap.get(unicode), divTree);
            } else {
                addContents(unicode, indexbuilder.getMemberList(unicode),
                        configuration.tagSearchIndexMap.get(unicode), divTree);
            }
        }
        addLinksForIndexes(divTree);
        HtmlTree footer = HtmlTree.FOOTER();
        navBar.setUserFooter(getUserHeaderFooter(false));
        footer.add(navBar.getContent(false));
        addBottom(footer);
        body.add(new BodyContents()
                .setHeader(headerContent)
                .addMainContent(HtmlTree.DIV(HtmlStyle.header,
                        HtmlTree.HEADING(Headings.PAGE_TITLE_HEADING,
                                contents.getContent("doclet.Index"))))
                .addMainContent(divTree)
                .setFooter(footer)
                .toContent());
        createSearchIndexFiles();
        printHtmlDocument(null, "index", body);
    }

    
Add links for all the Index Files per unicode character.

Params:
  • contentTree – the content tree to which the links for indexes will be added
/**
     * Add links for all the Index Files per unicode character.
     *
     * @param contentTree the content tree to which the links for indexes will be added
     */
    protected void addLinksForIndexes(Content contentTree) {
        for (Object ch : elements) {
            String unicode = ch.toString();
            contentTree.add(
                    links.createLink(getNameForIndex(unicode),
                            new StringContent(unicode)));
            contentTree.add(Entity.NO_BREAK_SPACE);
        }
        contentTree.add(new HtmlTree(HtmlTag.BR));
        contentTree.add(links.createLink(DocPaths.ALLCLASSES_INDEX,
                contents.allClassesLabel));
        if (!configuration.packages.isEmpty()) {
            contentTree.add(getVerticalSeparator());
            contentTree.add(links.createLink(DocPaths.ALLPACKAGES_INDEX,
                    contents.allPackagesLabel));
        }
        if (!configuration.tagSearchIndex.isEmpty()) {
            contentTree.add(getVerticalSeparator());
            contentTree.add(links.createLink(DocPaths.SYSTEM_PROPERTIES, contents.systemPropertiesLabel));
        }
    }
}