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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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package com.sun.tools.doclets.internal.toolkit;

import java.io.*;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.tools.JavaFileManager;

import com.sun.javadoc.*;
import com.sun.tools.javac.sym.Profiles;
import com.sun.tools.javac.jvm.Profile;
import com.sun.tools.doclets.internal.toolkit.builders.BuilderFactory;
import com.sun.tools.doclets.internal.toolkit.taglets.*;
import com.sun.tools.doclets.internal.toolkit.util.*;
import com.sun.tools.doclets.internal.toolkit.util.VisibleMemberMap.GetterSetter;
import com.sun.tools.javac.util.StringUtils;

/**
 * Configure the output based on the options. Doclets should sub-class
 * Configuration, to configure and add their own options. This class contains
 * all user options which are supported by the 1.1 doclet and the standard
 * doclet.
 *
 *  

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 Field. * @author Atul Dambalkar. * @author Jamie Ho */ public abstract class Configuration { /** * Exception used to report a problem during setOptions. */ public static class Fault extends Exception { private static final long serialVersionUID = 0; Fault(String msg) { super(msg); } Fault(String msg, Exception cause) { super(msg, cause); } } /** * The factory for builders. */ protected BuilderFactory builderFactory; /** * The taglet manager. */ public TagletManager tagletManager; /** * The path to the builder XML input file. */ public String builderXMLPath; /** * The default path to the builder XML. */ private static final String DEFAULT_BUILDER_XML = "resources/doclet.xml"; /** * The path to Taglets */ public String tagletpath = ""; /** * This is true if option "-serialwarn" is used. Defualt value is false to * suppress excessive warnings about serial tag. */ public boolean serialwarn = false; /** * The specified amount of space between tab stops. */ public int sourcetab; public String tabSpaces; /** * True if we should generate browsable sources. */ public boolean linksource = false; /** * True if command line option "-nosince" is used. Default value is * false. */ public boolean nosince = false; /** * True if we should recursively copy the doc-file subdirectories */ public boolean copydocfilesubdirs = false; /** * The META charset tag used for cross-platform viewing. */ public String charset = ""; /** * True if user wants to add member names as meta keywords. * Set to false because meta keywords are ignored in general * by most Internet search engines. */ public boolean keywords = false; /** * The meta tag keywords instance. */ public final MetaKeywords metakeywords; /** * The list of doc-file subdirectories to exclude */ protected Set excludedDocFileDirs; /** * The list of qualifiers to exclude */ protected Set excludedQualifiers; /** * The Root of the generated Program Structure from the Doclet API. */ public RootDoc root; /** * An utility class for commonly used helpers */ public Utils utils; /** * Destination directory name, in which doclet will generate the entire * documentation. Default is current directory. */ public String destDirName = ""; /** * Destination directory name, in which doclet will copy the doc-files to. */ public String docFileDestDirName = ""; /** * Encoding for this document. Default is default encoding for this * platform. */ public String docencoding = null; /** * True if user wants to suppress descriptions and tags. */ public boolean nocomment = false; /** * Encoding for this document. Default is default encoding for this * platform. */ public String encoding = null; /** * Generate author specific information for all the classes if @author * tag is used in the doc comment and if -author option is used. * showauthor is set to true if -author option is used. * Default is don't show author information. */ public boolean showauthor = false; /** * Generate documentation for JavaFX getters and setters automatically * by copying it from the appropriate property definition. */ public boolean javafx = false; /** * Generate version specific information for the all the classes * if @version tag is used in the doc comment and if -version option is * used. showversion is set to true if -version option is * used.Default is don't show version information. */ public boolean showversion = false; /** * Argument for command line option "-Xprofilespath". */ public String profilespath = ""; /** * Generate profiles documentation if profilespath is set and valid profiles * are present. */ public boolean showProfiles = false; /** * Don't generate deprecated API information at all, if -nodeprecated * option is used. nodepracted is set to true if * -nodeprecated option is used. Default is generate deprected API * information. */ public boolean nodeprecated = false; /** * The catalog of classes specified on the command-line */ public ClassDocCatalog classDocCatalog; /** * Message Retriever for the doclet, to retrieve message from the resource * file for this Configuration, which is common for 1.1 and standard * doclets. * * TODO: Make this private!!! */ public MessageRetriever message = null; /** * True if user wants to suppress time stamp in output. * Default is false. */ public boolean notimestamp= false; /** * The package grouping instance. */ public final Group group = new Group(this); /** * The tracker of external package links. */ public final Extern extern = new Extern(this); /** * Return the build date for the doclet. */ public abstract String getDocletSpecificBuildDate(); /** * This method should be defined in all those doclets(configurations), * which want to derive themselves from this Configuration. This method * can be used to set its own command line options. * * @param options The array of option names and values. * @throws DocletAbortException */ public abstract void setSpecificDocletOptions(String[][] options) throws Fault; /** * Return the doclet specific {@link MessageRetriever} * @return the doclet specific MessageRetriever. */ public abstract MessageRetriever getDocletSpecificMsg(); /** * A profiles object used to access profiles across various pages. */ public Profiles profiles; /** * A map of the profiles to packages. */ public Map> profilePackages; /** * A sorted set of packages specified on the command-line merged with a * collection of packages that contain the classes specified on the * command-line. */ public SortedSet packages; // The following three fields provide caches for use by all instances of VisibleMemberMap. public final Map propertiesCache = new HashMap<>(); public final Map classPropertiesMap = new HashMap<>(); public final Map getterSetterMap = new HashMap<>(); public DocFileFactory docFileFactory; /** * Constructor. Constructs the message retriever with resource file. */ public Configuration() { message = new MessageRetriever(this, "com.sun.tools.doclets.internal.toolkit.resources.doclets"); excludedDocFileDirs = new HashSet<>(); excludedQualifiers = new HashSet<>(); setTabWidth(DocletConstants.DEFAULT_TAB_STOP_LENGTH); utils = new Utils(); metakeywords = new MetaKeywords(this); } /** * Return the builder factory for this doclet. * * @return the builder factory for this doclet. */ public BuilderFactory getBuilderFactory() { if (builderFactory == null) { builderFactory = new BuilderFactory(this); } return builderFactory; } /** * This method should be defined in all those doclets * which want to inherit from this Configuration. This method * should return the number of arguments to the command line * option (including the option name). For example, * -notimestamp is a single-argument option, so this method would * return 1. * * @param option Command line option under consideration. * @return number of arguments to option (including the * option name). Zero return means option not known. * Negative value means error occurred. */ public int optionLength(String option) { option = StringUtils.toLowerCase(option); switch (option) { case "-author": case "-docfilessubdirs": case "-javafx": case "-keywords": case "-linksource": case "-nocomment": case "-nodeprecated": case "-nosince": case "-notimestamp": case "-quiet": case "-xnodate": case "-version": return 1; case "-d": case "-docencoding": case "-encoding": case "-excludedocfilessubdir": case "-link": case "-sourcetab": case "-noqualifier": case "-output": case "-sourcepath": case "-tag": case "-taglet": case "-tagletpath": case "-xprofilespath": return 2; case "-group": case "-linkoffline": return 3; default: return -1; // indicate we don't know about it } } /** * Perform error checking on the given options. * * @param options the given options to check. * @param reporter the reporter used to report errors. */ public abstract boolean validOptions(String options[][], DocErrorReporter reporter); private void initProfiles() throws IOException { if (profilespath.isEmpty()) return; profiles = Profiles.read(new File(profilespath)); // Group the packages to be documented by the lowest profile (if any) // in which each appears Map> interimResults = new EnumMap<>(Profile.class); for (Profile p: Profile.values()) interimResults.put(p, new ArrayList()); for (PackageDoc pkg: packages) { if (nodeprecated && utils.isDeprecated(pkg)) { continue; } // the getProfile method takes a type name, not a package name, // but isn't particularly fussy about the simple name -- so just use * int i = profiles.getProfile(pkg.name().replace(".", "/") + "/*"); Profile p = Profile.lookup(i); if (p != null) { List pkgs = interimResults.get(p); pkgs.add(pkg); } } // Build the profilePackages structure used by the doclet profilePackages = new HashMap<>(); List prev = Collections.emptyList(); int size; for (Map.Entry> e: interimResults.entrySet()) { Profile p = e.getKey(); List pkgs = e.getValue(); pkgs.addAll(prev); // each profile contains all lower profiles Collections.sort(pkgs); size = pkgs.size(); // For a profile, if there are no packages to be documented, do not add // it to profilePackages map. if (size > 0) profilePackages.put(p.name, pkgs); prev = pkgs; } // Generate profiles documentation if any profile contains any // of the packages to be documented. showProfiles = !prev.isEmpty(); } private void initPackages() { packages = new TreeSet<>(Arrays.asList(root.specifiedPackages())); for (ClassDoc aClass : root.specifiedClasses()) { packages.add(aClass.containingPackage()); } } /** * Set the command line options supported by this configuration. * * @param options the two dimensional array of options. */ public void setOptions(String[][] options) throws Fault { LinkedHashSet customTagStrs = new LinkedHashSet<>(); // Some options, specifically -link and -linkoffline, require that // the output directory has already been created: so do that first. for (String[] os : options) { String opt = StringUtils.toLowerCase(os[0]); if (opt.equals("-d")) { destDirName = addTrailingFileSep(os[1]); docFileDestDirName = destDirName; ensureOutputDirExists(); break; } } for (String[] os : options) { String opt = StringUtils.toLowerCase(os[0]); if (opt.equals("-docfilessubdirs")) { copydocfilesubdirs = true; } else if (opt.equals("-docencoding")) { docencoding = os[1]; } else if (opt.equals("-encoding")) { encoding = os[1]; } else if (opt.equals("-author")) { showauthor = true; } else if (opt.equals("-javafx")) { javafx = true; } else if (opt.equals("-nosince")) { nosince = true; } else if (opt.equals("-version")) { showversion = true; } else if (opt.equals("-nodeprecated")) { nodeprecated = true; } else if (opt.equals("-excludedocfilessubdir")) { addToSet(excludedDocFileDirs, os[1]); } else if (opt.equals("-noqualifier")) { addToSet(excludedQualifiers, os[1]); } else if (opt.equals("-linksource")) { linksource = true; } else if (opt.equals("-sourcetab")) { linksource = true; try { setTabWidth(Integer.parseInt(os[1])); } catch (NumberFormatException e) { //Set to -1 so that warning will be printed //to indicate what is valid argument. sourcetab = -1; } if (sourcetab <= 0) { message.warning("doclet.sourcetab_warning"); setTabWidth(DocletConstants.DEFAULT_TAB_STOP_LENGTH); } } else if (opt.equals("-notimestamp")) { notimestamp = true; } else if (opt.equals("-nocomment")) { nocomment = true; } else if (opt.equals("-tag") || opt.equals("-taglet")) { customTagStrs.add(os); } else if (opt.equals("-tagletpath")) { tagletpath = os[1]; } else if (opt.equals("-xprofilespath")) { profilespath = os[1]; } else if (opt.equals("-keywords")) { keywords = true; } else if (opt.equals("-serialwarn")) { serialwarn = true; } else if (opt.equals("-group")) { group.checkPackageGroups(os[1], os[2]); } else if (opt.equals("-link")) { String url = os[1]; extern.link(url, url, root, false); } else if (opt.equals("-linkoffline")) { String url = os[1]; String pkglisturl = os[2]; extern.link(url, pkglisturl, root, true); } } if (docencoding == null) { docencoding = encoding; } classDocCatalog = new ClassDocCatalog(root.specifiedClasses(), this); initTagletManager(customTagStrs); } /** * Set the command line options supported by this configuration. * * @throws DocletAbortException */ public void setOptions() throws Fault { initPackages(); setOptions(root.options()); try { initProfiles(); } catch (Exception e) { throw new DocletAbortException(e); } setSpecificDocletOptions(root.options()); } private void ensureOutputDirExists() throws Fault { DocFile destDir = DocFile.createFileForDirectory(this, destDirName); if (!destDir.exists()) { //Create the output directory (in case it doesn't exist yet) root.printNotice(getText("doclet.dest_dir_create", destDirName)); destDir.mkdirs(); } else if (!destDir.isDirectory()) { throw new Fault(getText( "doclet.destination_directory_not_directory_0", destDir.getPath())); } else if (!destDir.canWrite()) { throw new Fault(getText( "doclet.destination_directory_not_writable_0", destDir.getPath())); } } /** * Initialize the taglet manager. The strings to initialize the simple custom tags should * be in the following format: "[tag name]:[location str]:[heading]". * @param customTagStrs the set two dimensional arrays of strings. These arrays contain * either -tag or -taglet arguments. */ private void initTagletManager(Set customTagStrs) { tagletManager = tagletManager == null ? new TagletManager(nosince, showversion, showauthor, javafx, message) : tagletManager; for (String[] args : customTagStrs) { if (args[0].equals("-taglet")) { tagletManager.addCustomTag(args[1], getFileManager(), tagletpath); continue; } String[] tokens = tokenize(args[1], TagletManager.SIMPLE_TAGLET_OPT_SEPARATOR, 3); if (tokens.length == 1) { String tagName = args[1]; if (tagletManager.isKnownCustomTag(tagName)) { //reorder a standard tag tagletManager.addNewSimpleCustomTag(tagName, null, ""); } else { //Create a simple tag with the heading that has the same name as the tag. StringBuilder heading = new StringBuilder(tagName + ":"); heading.setCharAt(0, Character.toUpperCase(tagName.charAt(0))); tagletManager.addNewSimpleCustomTag(tagName, heading.toString(), "a"); } } else if (tokens.length == 2) { //Add simple taglet without heading, probably to excluding it in the output. tagletManager.addNewSimpleCustomTag(tokens[0], tokens[1], ""); } else if (tokens.length >= 3) { tagletManager.addNewSimpleCustomTag(tokens[0], tokens[2], tokens[1]); } else { message.error("doclet.Error_invalid_custom_tag_argument", args[1]); } } } /** * Given a string, return an array of tokens. The separator can be escaped * with the '\' character. The '\' character may also be escaped by the * '\' character. * * @param s the string to tokenize. * @param separator the separator char. * @param maxTokens the maximum number of tokens returned. If the * max is reached, the remaining part of s is appended * to the end of the last token. * * @return an array of tokens. */ private String[] tokenize(String s, char separator, int maxTokens) { List tokens = new ArrayList<>(); StringBuilder token = new StringBuilder (); boolean prevIsEscapeChar = false; for (int i = 0; i < s.length(); i += Character.charCount(i)) { int currentChar = s.codePointAt(i); if (prevIsEscapeChar) { // Case 1: escaped character token.appendCodePoint(currentChar); prevIsEscapeChar = false; } else if (currentChar == separator && tokens.size() < maxTokens-1) { // Case 2: separator tokens.add(token.toString()); token = new StringBuilder(); } else if (currentChar == '\\') { // Case 3: escape character prevIsEscapeChar = true; } else { // Case 4: regular character token.appendCodePoint(currentChar); } } if (token.length() > 0) { tokens.add(token.toString()); } return tokens.toArray(new String[] {}); } private void addToSet(Set s, String str){ StringTokenizer st = new StringTokenizer(str, ":"); String current; while(st.hasMoreTokens()){ current = st.nextToken(); s.add(current); } } /** * Add a trailing file separator, if not found. Remove superfluous * file separators if any. Preserve the front double file separator for * UNC paths. * * @param path Path under consideration. * @return String Properly constructed path string. */ public static String addTrailingFileSep(String path) { String fs = System.getProperty("file.separator"); String dblfs = fs + fs; int indexDblfs; while ((indexDblfs = path.indexOf(dblfs, 1)) >= 0) { path = path.substring(0, indexDblfs) + path.substring(indexDblfs + fs.length()); } if (!path.endsWith(fs)) path += fs; return path; } /** * This checks for the validity of the options used by the user. * This works exactly like * {@link com.sun.javadoc.Doclet#validOptions(String[][], * DocErrorReporter)}. This will validate the options which are shared * by our doclets. For example, this method will flag an error using * the DocErrorReporter if user has used "-nohelp" and "-helpfile" option * together. * * @param options options used on the command line. * @param reporter used to report errors. * @return true if all the options are valid. */ public boolean generalValidOptions(String options[][], DocErrorReporter reporter) { boolean docencodingfound = false; String encoding = ""; for (int oi = 0; oi < options.length; oi++) { String[] os = options[oi]; String opt = StringUtils.toLowerCase(os[0]); if (opt.equals("-docencoding")) { docencodingfound = true; if (!checkOutputFileEncoding(os[1], reporter)) { return false; } } else if (opt.equals("-encoding")) { encoding = os[1]; } } if (!docencodingfound && encoding.length() > 0) { if (!checkOutputFileEncoding(encoding, reporter)) { return false; } } return true; } /** * Check the validity of the given profile. Return false if there are no * valid packages to be documented for the profile. * * @param profileName the profile that needs to be validated. * @return true if the profile has valid packages to be documented. */ public boolean shouldDocumentProfile(String profileName) { return profilePackages.containsKey(profileName); } /** * Check the validity of the given Source or Output File encoding on this * platform. * * @param docencoding output file encoding. * @param reporter used to report errors. */ private boolean checkOutputFileEncoding(String docencoding, DocErrorReporter reporter) { OutputStream ost= new ByteArrayOutputStream(); OutputStreamWriter osw = null; try { osw = new OutputStreamWriter(ost, docencoding); } catch (UnsupportedEncodingException exc) { reporter.printError(getText("doclet.Encoding_not_supported", docencoding)); return false; } finally { try { if (osw != null) { osw.close(); } } catch (IOException exc) { } } return true; } /** * Return true if the given doc-file subdirectory should be excluded and * false otherwise. * @param docfilesubdir the doc-files subdirectory to check. */ public boolean shouldExcludeDocFileDir(String docfilesubdir){ if (excludedDocFileDirs.contains(docfilesubdir)) { return true; } else { return false; } } /** * Return true if the given qualifier should be excluded and false otherwise. * @param qualifier the qualifier to check. */ public boolean shouldExcludeQualifier(String qualifier){ if (excludedQualifiers.contains("all") || excludedQualifiers.contains(qualifier) || excludedQualifiers.contains(qualifier + ".*")) { return true; } else { int index = -1; while ((index = qualifier.indexOf(".", index + 1)) != -1) { if (excludedQualifiers.contains(qualifier.substring(0, index + 1) + "*")) { return true; } } return false; } } /** * Return the qualified name of the ClassDoc if it's qualifier is not excluded. Otherwise, * return the unqualified ClassDoc name. * @param cd the ClassDoc to check. */ public String getClassName(ClassDoc cd) { PackageDoc pd = cd.containingPackage(); if (pd != null && shouldExcludeQualifier(cd.containingPackage().name())) { return cd.name(); } else { return cd.qualifiedName(); } } public String getText(String key) { try { //Check the doclet specific properties file. return getDocletSpecificMsg().getText(key); } catch (Exception e) { //Check the shared properties file. return message.getText(key); } } public String getText(String key, String a1) { try { //Check the doclet specific properties file. return getDocletSpecificMsg().getText(key, a1); } catch (Exception e) { //Check the shared properties file. return message.getText(key, a1); } } public String getText(String key, String a1, String a2) { try { //Check the doclet specific properties file. return getDocletSpecificMsg().getText(key, a1, a2); } catch (Exception e) { //Check the shared properties file. return message.getText(key, a1, a2); } } public String getText(String key, String a1, String a2, String a3) { try { //Check the doclet specific properties file. return getDocletSpecificMsg().getText(key, a1, a2, a3); } catch (Exception e) { //Check the shared properties file. return message.getText(key, a1, a2, a3); } } public abstract Content newContent(); /** * Get the configuration string as a content. * * @param key the key to look for in the configuration file * @return a content tree for the text */ public Content getResource(String key) { Content c = newContent(); c.addContent(getText(key)); return c; } /** * Get the configuration string as a content. * * @param key the key to look for in the configuration file * @param o string or content argument added to configuration text * @return a content tree for the text */ public Content getResource(String key, Object o) { return getResource(key, o, null, null); } /** * Get the configuration string as a content. * * @param key the key to look for in the configuration file * @param o string or content argument added to configuration text * @return a content tree for the text */ public Content getResource(String key, Object o1, Object o2) { return getResource(key, o1, o2, null); } /** * Get the configuration string as a content. * * @param key the key to look for in the configuration file * @param o1 string or content argument added to configuration text * @param o2 string or content argument added to configuration text * @return a content tree for the text */ public Content getResource(String key, Object o0, Object o1, Object o2) { Content c = newContent(); Pattern p = Pattern.compile("\\{([012])\\}"); String text = getText(key); Matcher m = p.matcher(text); int start = 0; while (m.find(start)) { c.addContent(text.substring(start, m.start())); Object o = null; switch (m.group(1).charAt(0)) { case '0': o = o0; break; case '1': o = o1; break; case '2': o = o2; break; } if (o == null) { c.addContent("{" + m.group(1) + "}"); } else if (o instanceof String) { c.addContent((String) o); } else if (o instanceof Content) { c.addContent((Content) o); } start = m.end(); } c.addContent(text.substring(start)); return c; } /** * Return true if the ClassDoc element is getting documented, depending upon * -nodeprecated option and the deprecation information. Return true if * -nodeprecated is not used. Return false if -nodeprecated is used and if * either ClassDoc element is deprecated or the containing package is deprecated. * * @param cd the ClassDoc for which the page generation is checked */ public boolean isGeneratedDoc(ClassDoc cd) { if (!nodeprecated) { return true; } return !(utils.isDeprecated(cd) || utils.isDeprecated(cd.containingPackage())); } /** * Return the doclet specific instance of a writer factory. * @return the {@link WriterFactory} for the doclet. */ public abstract WriterFactory getWriterFactory(); /** * Return the input stream to the builder XML. * * @return the input steam to the builder XML. * @throws FileNotFoundException when the given XML file cannot be found. */ public InputStream getBuilderXML() throws IOException { return builderXMLPath == null ? Configuration.class.getResourceAsStream(DEFAULT_BUILDER_XML) : DocFile.createFileForInput(this, builderXMLPath).openInputStream(); } /** * Return the Locale for this document. */ public abstract Locale getLocale(); /** * Return the current file manager. */ public abstract JavaFileManager getFileManager(); /** * Return the comparator that will be used to sort member documentation. * To no do any sorting, return null. * * @return the {@link java.util.Comparator} used to sort members. */ public abstract Comparator getMemberComparator(); private void setTabWidth(int n) { sourcetab = n; tabSpaces = String.format("%" + n + "s", ""); } public abstract boolean showMessage(SourcePosition pos, String key); }





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