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

 /*

  * Copyright (c) 1998, 2009, 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

  * or visit www.oracle.com if you need additional information or have any

  * questions.

  */

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

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

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

 import com.sun.javadoc.*;

 import java.util.*;

 import java.io.*;

 /**

  * Configure the output based on the command line options.

  * <p>

  * Also determine the length of the command line option. For example,

  * for a option "-header" there will be a string argument associated, then the

  * the length of option "-header" is two. But for option "-nohelp" no argument

  * is needed so it's length is 1.

  * </p>

  * <p>

  * Also do the error checking on the options used. For example it is illegal to

  * use "-helpfile" option when already "-nohelp" option is used.

  * </p>

  *

  * @author Robert Field.

  * @author Atul Dambalkar.

  * @author Jamie Ho

  */

 public class ConfigurationImpl extends Configuration {

     private static ConfigurationImpl instance = new ConfigurationImpl();

     /**

      * The build date.  Note: For now, we will use

      * a version number instead of a date.

      */

     public static final String BUILD_DATE = System.getProperty("java.version");

     /**

      * The name of the constant values file.

      */

     public static final String CONSTANTS_FILE_NAME = "constant-values.html";

     /**

      * Argument for command line option "-header".

      */

     public String header = "";

     /**

      * Argument for command line option "-packagesheader".

      */

     public String packagesheader = "";

     /**

      * Argument for command line option "-footer".

      */

     public String footer = "";

     /**

      * Argument for command line option "-doctitle".

      */

     public String doctitle = "";

     /**

      * Argument for command line option "-windowtitle".

      */

     public String windowtitle = "";

     /**

      * Argument for command line option "-top".

      */

     public String top = "";

     /**

      * Argument for command line option "-bottom".

      */

     public String bottom = "";

     /**

      * Argument for command line option "-helpfile".

      */

     public String helpfile = "";

     /**

      * Argument for command line option "-stylesheetfile".

      */

     public String stylesheetfile = "";

     /**

      * True if command line option "-nohelp" is used. Default value is false.

      */

     public boolean nohelp = false;

     /**

      * True if command line option "-splitindex" is used. Default value is

      * false.

      */

     public boolean splitindex = false;

     /**

      * False if command line option "-noindex" is used. Default value is true.

      */

     public boolean createindex = true;

     /**

      * True if command line option "-use" is used. Default value is false.

      */

     public boolean classuse = false;

     /**

      * False if command line option "-notree" is used. Default value is true.

      */

     public boolean createtree = true;

     /**

      * True if command line option "-nodeprecated" is used. Default value is

      * false.

      */

     public boolean nodeprecatedlist = false;

     /**

      * True if command line option "-nonavbar" is used. Default value is false.

      */

     public boolean nonavbar = false;

     /**

      * True if command line option "-nooverview" is used. Default value is

      * false

      */

     private boolean nooverview = false;

     /**

      * True if command line option "-overview" is used. Default value is false.

      */

     public boolean overview = false;

     /**

      * This is true if option "-overview" is used or option "-overview" is not

      * used and number of packages is more than one.

      */

     public boolean createoverview = false;

     /**

      * Unique Resource Handler for this package.

      */

     public final MessageRetriever standardmessage;

     /**

      * First file to appear in the right-hand frame in the generated

      * documentation.

      */

     public String topFile = "";

     /**

      * The classdoc for the class file getting generated.

      */

     public ClassDoc currentcd = null;  // Set this classdoc in the

     // ClassWriter.

     /**

      * Constructor. Initialises resource for the

      * {@link com.sun.tools.doclets.MessageRetriever}.

      */

     private ConfigurationImpl() {

         standardmessage = new MessageRetriever(this,

             "com.sun.tools.doclets.formats.html.resources.standard");

     }

     /**

      * Reset to a fresh new ConfigurationImpl, to allow multiple invocations

      * of javadoc within a single VM. It would be better not to be using

      * static fields at all, but .... (sigh).

      */

     public static void reset() {

         instance = new ConfigurationImpl();

     }

     public static ConfigurationImpl getInstance() {

         return instance;

     }

     /**

      * Return the build date for the doclet.

      */

     public String getDocletSpecificBuildDate() {

         return BUILD_DATE;

     }

     /**

      * Depending upon the command line options provided by the user, set

      * configure the output generation environment.

      *

      * @param options The array of option names and values.

      */

     public void setSpecificDocletOptions(String[][] options) {

         for (int oi = 0; oi < options.length; ++oi) {

             String[] os = options[oi];

             String opt = os[0].toLowerCase();

             if (opt.equals("-footer")) {

                 footer =  os[1];

             } else  if (opt.equals("-header")) {

                 header =  os[1];

             } else  if (opt.equals("-packagesheader")) {

                 packagesheader =  os[1];

             } else  if (opt.equals("-doctitle")) {

                 doctitle =  os[1];

             } else  if (opt.equals("-windowtitle")) {

                 windowtitle =  os[1];

             } else  if (opt.equals("-top")) {

                 top =  os[1];

             } else  if (opt.equals("-bottom")) {

                 bottom =  os[1];

             } else  if (opt.equals("-helpfile")) {

                 helpfile =  os[1];

             } else  if (opt.equals("-stylesheetfile")) {

                 stylesheetfile =  os[1];

             } else  if (opt.equals("-charset")) {

                 charset =  os[1];

             } else  if (opt.equals("-nohelp")) {

                 nohelp = true;

             } else  if (opt.equals("-splitindex")) {

                 splitindex = true;

             } else  if (opt.equals("-noindex")) {

                 createindex = false;

             } else  if (opt.equals("-use")) {

                 classuse = true;

             } else  if (opt.equals("-notree")) {

                 createtree = false;

             } else  if (opt.equals("-nodeprecatedlist")) {

                 nodeprecatedlist = true;

             } else  if (opt.equals("-nosince")) {

                 nosince = true;

             } else  if (opt.equals("-nonavbar")) {

                 nonavbar = true;

             } else  if (opt.equals("-nooverview")) {

                 nooverview = true;

             } else  if (opt.equals("-overview")) {

                 overview = true;

             }

         }

         if (root.specifiedClasses().length > 0) {

             Map<String,PackageDoc> map = new HashMap<String,PackageDoc>();

             PackageDoc pd;

             ClassDoc[] classes = root.classes();

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

                 pd = classes[i].containingPackage();

                 if(! map.containsKey(pd.name())) {

                     map.put(pd.name(), pd);

                 }

             }

         }

         setCreateOverview();

         setTopFile(root);

     }

     /**

      * Returns the "length" of a given option. If an option takes no

      * arguments, its length is one. If it takes one argument, it's

      * length is two, and so on. This method is called by JavaDoc to

      * parse the options it does not recognize. It then calls

      * {@link #validOptions(String[][], DocErrorReporter)} to

      * validate them.

      * <b>Note:</b><br>

      * The options arrive as case-sensitive strings. For options that

      * are not case-sensitive, use toLowerCase() on the option string

      * before comparing it.

      * </blockquote>

      *

      * @return number of arguments + 1 for a option. Zero return means

      * option not known.  Negative value means error occurred.

      */

     public int optionLength(String option) {

         int result = -1;

         if ((result = super.optionLength(option)) > 0) {

             return result;

         }

         // otherwise look for the options we have added

         option = option.toLowerCase();

         if (option.equals("-nodeprecatedlist") ||

             option.equals("-noindex") ||

             option.equals("-notree") ||

             option.equals("-nohelp") ||

             option.equals("-splitindex") ||

             option.equals("-serialwarn") ||

             option.equals("-use") ||

             option.equals("-nonavbar") ||

             option.equals("-nooverview")) {

             return 1;

         } else if (option.equals("-help")) {

             System.out.println(getText("doclet.usage"));

             return 1;

         } else if (option.equals("-footer") ||

                    option.equals("-header") ||

                    option.equals("-packagesheader") ||

                    option.equals("-doctitle") ||

                    option.equals("-windowtitle") ||

                    option.equals("-top") ||

                    option.equals("-bottom") ||

                    option.equals("-helpfile") ||

                    option.equals("-stylesheetfile") ||

                    option.equals("-charset") ||

                    option.equals("-overview")) {

             return 2;

         } else {

             return 0;

         }

     }

     /**

      * {@inheritDoc}

      */

     public boolean validOptions(String options[][],

             DocErrorReporter reporter) {

         boolean helpfile = false;

         boolean nohelp = false;

         boolean overview = false;

         boolean nooverview = false;

         boolean splitindex = false;

         boolean noindex = false;

         // check shared options

         if (!generalValidOptions(options, reporter)) {

             return false;

         }

         // otherwise look at our options

         for (int oi = 0; oi < options.length; ++oi) {

             String[] os = options[oi];

             String opt = os[0].toLowerCase();

             if (opt.equals("-helpfile")) {

                 if (nohelp == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-helpfile", "-nohelp"));

                     return false;

                 }

                 if (helpfile == true) {

                     reporter.printError(getText("doclet.Option_reuse",

                         "-helpfile"));

                     return false;

                 }

                 File help = new File(os[1]);

                 if (!help.exists()) {

                     reporter.printError(getText("doclet.File_not_found", os[1]));

                     return false;

                 }

                 helpfile = true;

             } else  if (opt.equals("-nohelp")) {

                 if (helpfile == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-nohelp", "-helpfile"));

                     return false;

                 }

                 nohelp = true;

             } else if (opt.equals("-overview")) {

                 if (nooverview == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-overview", "-nooverview"));

                     return false;

                 }

                 if (overview == true) {

                     reporter.printError(getText("doclet.Option_reuse",

                         "-overview"));

                     return false;

                 }

                 overview = true;

             } else  if (opt.equals("-nooverview")) {

                 if (overview == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-nooverview", "-overview"));

                     return false;

                 }

                 nooverview = true;

             } else if (opt.equals("-splitindex")) {

                 if (noindex == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-splitindex", "-noindex"));

                     return false;

                 }

                 splitindex = true;

             } else if (opt.equals("-noindex")) {

                 if (splitindex == true) {

                     reporter.printError(getText("doclet.Option_conflict",

                         "-noindex", "-splitindex"));

                     return false;

                 }

                 noindex = true;

             }

         }

         return true;

     }

     /**

      * {@inheritDoc}

      */

     public MessageRetriever getDocletSpecificMsg() {

         return standardmessage;

     }

     /**

      * Decide the page which will appear first in the right-hand frame. It will

      * be "overview-summary.html" if "-overview" option is used or no

      * "-overview" but the number of packages is more than one. It will be

      * "package-summary.html" of the respective package if there is only one

      * package to document. It will be a class page(first in the sorted order),

      * if only classes are provided on the command line.

      *

      * @param root Root of the program structure.

      */

     protected void setTopFile(RootDoc root) {

         if (!checkForDeprecation(root)) {

             return;

         }

         if (createoverview) {

             topFile = "overview-summary.html";

         } else {

             if (packages.length == 1 && packages[0].name().equals("")) {

                 if (root.classes().length > 0) {

                     ClassDoc[] classarr = root.classes();

                     Arrays.sort(classarr);

                     ClassDoc cd = getValidClass(classarr);

                     topFile = DirectoryManager.getPathToClass(cd);

                 }

             } else {

                 topFile = DirectoryManager.getPathToPackage(packages[0],

                                                             "package-summary.html");

             }

         }

     }

     protected ClassDoc getValidClass(ClassDoc[] classarr) {

         if (!nodeprecated) {

             return classarr[0];

         }

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

             if (classarr[i].tags("deprecated").length == 0) {

                 return classarr[i];

             }

         }

         return null;

     }

     protected boolean checkForDeprecation(RootDoc root) {

         ClassDoc[] classarr = root.classes();

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

             if (isGeneratedDoc(classarr[i])) {

                 return true;

             }

         }

         return false;

     }

     /**

      * Generate "overview.html" page if option "-overview" is used or number of

      * packages is more than one. Sets {@link #createoverview} field to true.

      */

     protected void setCreateOverview() {

         if ((overview || packages.length > 1) && !nooverview) {

             createoverview = true;

         }

     }

     /**

      * {@inheritDoc}

      */

     public WriterFactory getWriterFactory() {

         return new WriterFactoryImpl(this);

     }

     /**

      * {@inheritDoc}

      */

     public Comparator<ProgramElementDoc> getMemberComparator() {

         return null;

     }

     /**

      * {@inheritDoc}

      */

     public Locale getLocale() {

         if (root instanceof com.sun.tools.javadoc.RootDocImpl)

             return ((com.sun.tools.javadoc.RootDocImpl)root).getLocale();

         else

             return Locale.getDefault();

     }

 }