/*
* Copyright 1998-2005 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.*;
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 map = new HashMap();
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 getMemberComparator() {
return null;
}
}