/*
* Copyright (c) 1997, 2016, 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.internal.toolkit;
import java.io.*;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.tools.JavaFileManager;
import javax.tools.JavaFileManager.Location;
import com.sun.javadoc.*;
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.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.
*
* <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 Field.
* @author Atul Dambalkar.
* @author Jamie Ho
*/
@Deprecated
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<String> excludedDocFileDirs;
/**
* The list of qualifiers to exclude
*/
protected Set<String> 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.
* <code>showauthor</code> 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. <code>showversion</code> is set to true if -version option is
* used.Default is don't show version information.
*/
public boolean showversion = false;
/**
* Don't generate deprecated API information at all, if -nodeprecated
* option is used. <code>nodepracted</code> 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 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<PackageDoc> packages;
public boolean exportInternalAPI;
/**
* 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":
case "-xdaccessinternalapi":
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":
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 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<String[]> 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("-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);
} else if (opt.equals("-xdaccessinternalapi")) {
exportInternalAPI = 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());
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<String[]> customTagStrs) {
tagletManager = (tagletManager == null)
? new TagletManager(nosince, showversion, showauthor, javafx, exportInternalAPI, 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<String> 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<String> 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 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 <code>ClassDoc</code> if it's qualifier is not excluded. Otherwise,
* return the unqualified <code>ClassDoc</code> name.
* @param cd the <code>ClassDoc</code> 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) {
// Check the doclet specific properties file.
MessageRetriever docletMessage = getDocletSpecificMsg();
if (docletMessage.containsKey(key)) {
return docletMessage.getText(key);
}
// Check the shared properties file.
return message.getText(key);
}
public String getText(String key, String a1) {
// Check the doclet specific properties file.
MessageRetriever docletMessage = getDocletSpecificMsg();
if (docletMessage.containsKey(key)) {
return docletMessage.getText(key, a1);
}
// Check the shared properties file.
return message.getText(key, a1);
}
public String getText(String key, String a1, String a2) {
// Check the doclet specific properties file.
MessageRetriever docletMessage = getDocletSpecificMsg();
if (docletMessage.containsKey(key)) {
return docletMessage.getText(key, a1, a2);
}
// Check the shared properties file.
return message.getText(key, a1, a2);
}
public String getText(String key, String a1, String a2, String a3) {
// Check the doclet specific properties file.
MessageRetriever docletMessage = getDocletSpecificMsg();
if (docletMessage.containsKey(key)) {
return docletMessage.getText(key, a1, a2, a3);
}
// 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<ProgramElementDoc> getMemberComparator();
private void setTabWidth(int n) {
sourcetab = n;
tabSpaces = String.format("%" + n + "s", "");
}
public abstract boolean showMessage(SourcePosition pos, String key);
public abstract Location getLocationForPackage(PackageDoc pd);
}