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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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package com.sun.tools.doclets.formats.html;

import java.io.*;
import java.util.*;

import com.sun.javadoc.*;
import com.sun.tools.doclets.formats.html.markup.*;
import com.sun.tools.doclets.internal.toolkit.*;
import com.sun.tools.doclets.internal.toolkit.util.*;


Generate package usage information.
 
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.

Author:Robert G. Field, Bhavesh Patel (Modified)
/**
 * Generate package usage information.
 *
 *  <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>
 *
 * @author Robert G. Field
 * @author Bhavesh Patel (Modified)
 */
@Deprecated
public class PackageUseWriter extends SubWriterHolderWriter {

    final PackageDoc pkgdoc;
    final SortedMap<String,Set<ClassDoc>> usingPackageToUsedClasses = new TreeMap<>();
    protected HtmlTree mainTree = HtmlTree.MAIN();

    
Constructor.

Params:
  • filename – the file to be generated.
Throws:
/**
     * Constructor.
     *
     * @param filename the file to be generated.
     * @throws IOException
     * @throws DocletAbortException
     */
    public PackageUseWriter(ConfigurationImpl configuration,
                            ClassUseMapper mapper, DocPath filename,
                            PackageDoc pkgdoc) throws IOException {
        super(configuration, DocPath.forPackage(pkgdoc).resolve(filename));
        this.pkgdoc = pkgdoc;

        // by examining all classes in this package, find what packages
        // use these classes - produce a map between using package and
        // used classes.
        for (ClassDoc usedClass : pkgdoc.allClasses()) {
            Set<ClassDoc> usingClasses = mapper.classToClass.get(usedClass.qualifiedName());
            if (usingClasses != null) {
                for (ClassDoc usingClass : usingClasses) {
                    PackageDoc usingPackage = usingClass.containingPackage();
                    Set<ClassDoc> usedClasses = usingPackageToUsedClasses
                            .get(usingPackage.name());
                    if (usedClasses == null) {
                        usedClasses = new TreeSet<>();
                        usingPackageToUsedClasses.put(utils.getPackageName(usingPackage),
                                                      usedClasses);
                    }
                    usedClasses.add(usedClass);
                }
            }
        }
    }

    
Generate a class page.

Params:
  • configuration – the current configuration of the doclet.
  • mapper –        the mapping of the class usage.
  • pkgdoc –        the package doc being documented.
/**
     * Generate a class page.
     *
     * @param configuration the current configuration of the doclet.
     * @param mapper        the mapping of the class usage.
     * @param pkgdoc        the package doc being documented.
     */
    public static void generate(ConfigurationImpl configuration,
                                ClassUseMapper mapper, PackageDoc pkgdoc) {
        PackageUseWriter pkgusegen;
        DocPath filename = DocPaths.PACKAGE_USE;
        try {
            pkgusegen = new PackageUseWriter(configuration,
                                             mapper, filename, pkgdoc);
            pkgusegen.generatePackageUseFile();
            pkgusegen.close();
        } catch (IOException exc) {
            configuration.standardmessage.error(
                "doclet.exception_encountered",
                exc.toString(), filename);
            throw new DocletAbortException(exc);
        }
    }


    
Generate the package use list.

/**
     * Generate the package use list.
     */
    protected void generatePackageUseFile() throws IOException {
        HtmlTree body = getPackageUseHeader();
        HtmlTree div = new HtmlTree(HtmlTag.DIV);
        div.addStyle(HtmlStyle.contentContainer);
        if (usingPackageToUsedClasses.isEmpty()) {
            div.addContent(getResource(
                    "doclet.ClassUse_No.usage.of.0", pkgdoc.name()));
        } else {
            addPackageUse(div);
        }
        if (configuration.allowTag(HtmlTag.MAIN)) {
            mainTree.addContent(div);
            body.addContent(mainTree);
        } else {
            body.addContent(div);
        }
        HtmlTree tree = (configuration.allowTag(HtmlTag.FOOTER))
                ? HtmlTree.FOOTER()
                : body;
        addNavLinks(false, tree);
        addBottom(tree);
        if (configuration.allowTag(HtmlTag.FOOTER)) {
            body.addContent(tree);
        }
        printHtmlDocument(null, true, body);
    }

    
Add the package use information.

Params:
  • contentTree – the content tree to which the package use information will be added
/**
     * Add the package use information.
     *
     * @param contentTree the content tree to which the package use information will be added
     */
    protected void addPackageUse(Content contentTree) throws IOException {
        HtmlTree ul = new HtmlTree(HtmlTag.UL);
        ul.addStyle(HtmlStyle.blockList);
        if (configuration.packages.size() > 1) {
            addPackageList(ul);
        }
        addClassList(ul);
        contentTree.addContent(ul);
    }

    
Add the list of packages that use the given package.

Params:
  • contentTree – the content tree to which the package list will be added
/**
     * Add the list of packages that use the given package.
     *
     * @param contentTree the content tree to which the package list will be added
     */
    protected void addPackageList(Content contentTree) throws IOException {
        Content caption = getTableCaption(configuration.getResource(
                "doclet.ClassUse_Packages.that.use.0",
                getPackageLink(pkgdoc, utils.getPackageName(pkgdoc))));
        Content table = (configuration.isOutputHtml5())
                ? HtmlTree.TABLE(HtmlStyle.useSummary, caption)
                : HtmlTree.TABLE(HtmlStyle.useSummary, useTableSummary, caption);
        table.addContent(getSummaryTableHeader(packageTableHeader, "col"));
        Content tbody = new HtmlTree(HtmlTag.TBODY);
        Iterator<String> it = usingPackageToUsedClasses.keySet().iterator();
        for (int i = 0; it.hasNext(); i++) {
            PackageDoc pkg = configuration.root.packageNamed(it.next());
            HtmlTree tr = new HtmlTree(HtmlTag.TR);
            if (i % 2 == 0) {
                tr.addStyle(HtmlStyle.altColor);
            } else {
                tr.addStyle(HtmlStyle.rowColor);
            }
            addPackageUse(pkg, tr);
            tbody.addContent(tr);
        }
        table.addContent(tbody);
        Content li = HtmlTree.LI(HtmlStyle.blockList, table);
        contentTree.addContent(li);
    }

    
Add the list of classes that use the given package.

Params:
  • contentTree – the content tree to which the class list will be added
/**
     * Add the list of classes that use the given package.
     *
     * @param contentTree the content tree to which the class list will be added
     */
    protected void addClassList(Content contentTree) throws IOException {
        String[] classTableHeader = new String[] {
            configuration.getText("doclet.0_and_1",
                    configuration.getText("doclet.Class"),
                    configuration.getText("doclet.Description"))
        };
        for (String packageName : usingPackageToUsedClasses.keySet()) {
            PackageDoc usingPackage = configuration.root.packageNamed(packageName);
            HtmlTree li = new HtmlTree(HtmlTag.LI);
            li.addStyle(HtmlStyle.blockList);
            if (usingPackage != null) {
                li.addContent(getMarkerAnchor(usingPackage.name()));
            }
            String tableSummary = configuration.getText("doclet.Use_Table_Summary",
                                                        configuration.getText("doclet.classes"));
            Content caption = getTableCaption(configuration.getResource(
                    "doclet.ClassUse_Classes.in.0.used.by.1",
                    getPackageLink(pkgdoc, utils.getPackageName(pkgdoc)),
                    getPackageLink(usingPackage, utils.getPackageName(usingPackage))));
            Content table = (configuration.isOutputHtml5())
                    ? HtmlTree.TABLE(HtmlStyle.useSummary, caption)
                    : HtmlTree.TABLE(HtmlStyle.useSummary, tableSummary, caption);
            table.addContent(getSummaryTableHeader(classTableHeader, "col"));
            Content tbody = new HtmlTree(HtmlTag.TBODY);
            Iterator<ClassDoc> itc =
                    usingPackageToUsedClasses.get(packageName).iterator();
            for (int i = 0; itc.hasNext(); i++) {
                HtmlTree tr = new HtmlTree(HtmlTag.TR);
                if (i % 2 == 0) {
                    tr.addStyle(HtmlStyle.altColor);
                } else {
                    tr.addStyle(HtmlStyle.rowColor);
                }
                addClassRow(itc.next(), usingPackage, tr);
                tbody.addContent(tr);
            }
            table.addContent(tbody);
            li.addContent(table);
            contentTree.addContent(li);
        }
    }

    
Add a row for the class that uses the given package.

Params:
  • usedClass – the class that uses the given package
  • pkg – the package to which the class belongs
  • contentTree – the content tree to which the row will be added
/**
     * Add a row for the class that uses the given package.
     *
     * @param usedClass the class that uses the given package
     * @param pkg the package to which the class belongs
     * @param contentTree the content tree to which the row will be added
     */
    protected void addClassRow(ClassDoc usedClass, PackageDoc pkg,
            Content contentTree) {
        DocPath dp = pathString(usedClass,
                DocPaths.CLASS_USE.resolve(DocPath.forName(usedClass)));
        Content td = HtmlTree.TD(HtmlStyle.colOne,
                getHyperLink(dp.fragment(getPackageAnchorName(pkg)), new StringContent(usedClass.name())));
        addIndexComment(usedClass, td);
        contentTree.addContent(td);
    }

    
Add the package use information.

Params:
  • pkg – the package that used the given package
  • contentTree – the content tree to which the information will be added
/**
     * Add the package use information.
     *
     * @param pkg the package that used the given package
     * @param contentTree the content tree to which the information will be added
     */
    protected void addPackageUse(PackageDoc pkg, Content contentTree) throws IOException {
        Content tdFirst = HtmlTree.TD(HtmlStyle.colFirst,
                getHyperLink(utils.getPackageName(pkg),
                new StringContent(utils.getPackageName(pkg))));
        contentTree.addContent(tdFirst);
        HtmlTree tdLast = new HtmlTree(HtmlTag.TD);
        tdLast.addStyle(HtmlStyle.colLast);
        if (pkg != null && pkg.name().length() != 0) {
            addSummaryComment(pkg, tdLast);
        } else {
            tdLast.addContent(getSpace());
        }
        contentTree.addContent(tdLast);
    }

    
Get the header for the package use listing.

Returns:a content tree representing the package use header
/**
     * Get the header for the package use listing.
     *
     * @return a content tree representing the package use header
     */
    protected HtmlTree getPackageUseHeader() {
        String packageText = configuration.getText("doclet.Package");
        String name = pkgdoc.name();
        String title = configuration.getText("doclet.Window_ClassUse_Header",
                packageText, name);
        HtmlTree bodyTree = getBody(true, getWindowTitle(title));
        HtmlTree htmlTree = (configuration.allowTag(HtmlTag.HEADER))
                ? HtmlTree.HEADER()
                : bodyTree;
        addTop(htmlTree);
        addNavLinks(true, htmlTree);
        if (configuration.allowTag(HtmlTag.HEADER)) {
            bodyTree.addContent(htmlTree);
        }
        ContentBuilder headContent = new ContentBuilder();
        headContent.addContent(getResource("doclet.ClassUse_Title", packageText));
        headContent.addContent(new HtmlTree(HtmlTag.BR));
        headContent.addContent(name);
        Content heading = HtmlTree.HEADING(HtmlConstants.TITLE_HEADING, true,
                HtmlStyle.title, headContent);
        Content div = HtmlTree.DIV(HtmlStyle.header, heading);
        if (configuration.allowTag(HtmlTag.MAIN)) {
            mainTree.addContent(div);
        } else {
            bodyTree.addContent(div);
        }
        return bodyTree;
    }

    
Get this package link.

Returns:a content tree for the package link
/**
     * Get this package link.
     *
     * @return a content tree for the package link
     */
    protected Content getNavLinkPackage() {
        Content linkContent = getHyperLink(DocPaths.PACKAGE_SUMMARY,
                packageLabel);
        Content li = HtmlTree.LI(linkContent);
        return li;
    }

    
Get the use link.

Returns:a content tree for the use link
/**
     * Get the use link.
     *
     * @return a content tree for the use link
     */
    protected Content getNavLinkClassUse() {
        Content li = HtmlTree.LI(HtmlStyle.navBarCell1Rev, useLabel);
        return li;
    }

    
Get the tree link.

Returns:a content tree for the tree link
/**
     * Get the tree link.
     *
     * @return a content tree for the tree link
     */
    protected Content getNavLinkTree() {
        Content linkContent = getHyperLink(DocPaths.PACKAGE_TREE,
                treeLabel);
        Content li = HtmlTree.LI(linkContent);
        return li;
    }
}