Mercurial > jdk8-mips64-public > langtools / file revision

 /*

  * Copyright 1998-2008 Sun Microsystems, Inc.  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.  Sun designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

  * CA 95054 USA or visit www.sun.com if you need additional information or

  * have any questions.

  */

 package com.sun.tools.doclets.formats.html;

 import com.sun.tools.doclets.internal.toolkit.util.*;

 import com.sun.javadoc.*;

 import java.io.*;

 import java.util.*;

 /**

  * Generate package usage information.

  *

  * @author Robert G. Field

  */

 public class PackageUseWriter extends SubWriterHolderWriter {

     final PackageDoc pkgdoc;

     final SortedMap<String,Set<ClassDoc>> usingPackageToUsedClasses = new TreeMap<String,Set<ClassDoc>>();

     /**

      * Constructor.

      *

      * @param filename the file to be generated.

      * @throws IOException

      * @throws DocletAbortException

      */

     public PackageUseWriter(ConfigurationImpl configuration,

                             ClassUseMapper mapper, String filename,

                             PackageDoc pkgdoc) throws IOException {

         super(configuration, DirectoryManager.getDirectoryPath(pkgdoc),

               filename,

               DirectoryManager.getRelativePath(pkgdoc.name()));

         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.

         ClassDoc[] content = pkgdoc.allClasses();

         for (int i = 0; i < content.length; ++i) {

             ClassDoc usedClass = content[i];

             Set<ClassDoc> usingClasses = mapper.classToClass.get(usedClass.qualifiedName());

             if (usingClasses != null) {

                 for (Iterator<ClassDoc> it = usingClasses.iterator(); it.hasNext(); ) {

                     ClassDoc usingClass = it.next();

                     PackageDoc usingPackage = usingClass.containingPackage();

                     Set<ClassDoc> usedClasses = usingPackageToUsedClasses

                         .get(usingPackage.name());

                     if (usedClasses == null) {

                         usedClasses = new TreeSet<ClassDoc>();

                         usingPackageToUsedClasses.put(Util.getPackageName(usingPackage),

                                                       usedClasses);

                     }

                     usedClasses.add(usedClass);

                 }

             }

         }

     }

     /**

      * 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;

         String filename = "package-use.html";

         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();

         }

     }

     /**

      * Print the class use list.

      */

     protected void generatePackageUseFile() throws IOException {

         printPackageUseHeader();

         if (usingPackageToUsedClasses.isEmpty()) {

             printText("doclet.ClassUse_No.usage.of.0", pkgdoc.name());

             p();

         } else {

             generatePackageUse();

         }

         printPackageUseFooter();

     }

     /**

      * Print the class use list.

      */

     protected void generatePackageUse() throws IOException {

         if (configuration.packages.length > 1) {

             generatePackageList();

         }

         generateClassList();

     }

     protected void generatePackageList() throws IOException {

         tableIndexSummary();

         tableHeaderStart("#CCCCFF");

         printText("doclet.ClassUse_Packages.that.use.0",

             getPackageLink(pkgdoc, Util.getPackageName(pkgdoc), false));

         tableHeaderEnd();

         Iterator<String> it = usingPackageToUsedClasses.keySet().iterator();

         while (it.hasNext()) {

             PackageDoc pkg = configuration.root.packageNamed(it.next());

             generatePackageUse(pkg);

         }

         tableEnd();

         space();

         p();

     }

     protected void generateClassList() throws IOException {

         Iterator<String> itp = usingPackageToUsedClasses.keySet().iterator();

         while (itp.hasNext()) {

             String packageName = itp.next();

             PackageDoc usingPackage = configuration.root.packageNamed(packageName);

             if (usingPackage != null) {

                 anchor(usingPackage.name());

             }

             tableIndexSummary();

             tableHeaderStart("#CCCCFF");

             printText("doclet.ClassUse_Classes.in.0.used.by.1",

                 getPackageLink(pkgdoc, Util.getPackageName(pkgdoc), false),

                 getPackageLink(usingPackage,Util.getPackageName(usingPackage), false));

             tableHeaderEnd();

             Iterator<ClassDoc> itc =

                     usingPackageToUsedClasses.get(packageName).iterator();

             while (itc.hasNext()) {

                 printClassRow(itc.next(), packageName);

             }

             tableEnd();

             space();

             p();

         }

     }

     protected void printClassRow(ClassDoc usedClass, String packageName) {

         String path = pathString(usedClass,

                                  "class-use/" + usedClass.name() + ".html");

         trBgcolorStyle("white", "TableRowColor");

         summaryRow(0);

         strong();

         printHyperLink(path, packageName, usedClass.name(), true);

         strongEnd();

         println(); br();

         printNbsps();

         printIndexComment(usedClass);

         summaryRowEnd();

         trEnd();

     }

     /**

      * Print the package use list.

      */

     protected void generatePackageUse(PackageDoc pkg) throws IOException {

         trBgcolorStyle("white", "TableRowColor");

         summaryRow(0);

         //Just want an anchor here.

         printHyperLink("", pkg.name(), Util.getPackageName(pkg), true);

         summaryRowEnd();

         summaryRow(0);

         if (pkg != null) {

             printSummaryComment(pkg);

         }

         space();

         summaryRowEnd();

         trEnd();

     }

     /**

      * Print the header for the class use Listing.

      */

     protected void printPackageUseHeader() {

         String packageLabel = configuration.getText("doclet.Package");

         String name = pkgdoc.name();

         printHtmlHeader(configuration.getText("doclet.Window_ClassUse_Header",

             packageLabel, name), null, true);

         printTop();

         navLinks(true);

         hr();

         center();

         h2();

         strongText("doclet.ClassUse_Title", packageLabel, name);

         h2End();

         centerEnd();

     }

     /**

      * Print the footer for the class use Listing.

      */

     protected void printPackageUseFooter() {

         hr();

         navLinks(false);

         printBottom();

         printBodyHtmlEnd();

     }

     /**

      * Print this package link

      */

     protected void navLinkPackage() {

         navCellStart();

         printHyperLink("package-summary.html", "", configuration.getText("doclet.Package"),

                        true, "NavBarFont1");

         navCellEnd();

     }

     /**

      * Print class use link

      */

     protected void navLinkClassUse() {

         navCellRevStart();

         fontStyle("NavBarFont1Rev");

         strongText("doclet.navClassUse");

         fontEnd();

         navCellEnd();

     }

     protected void navLinkTree() {

         navCellStart();

         printHyperLink("package-tree.html", "", configuration.getText("doclet.Tree"),

                        true, "NavBarFont1");

         navCellEnd();

     }

 }