/*
* Copyright (c) 2003, 2004, 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 com.sun.tools.doclets.internal.toolkit.builders.*;
import com.sun.tools.doclets.internal.toolkit.util.*;
import com.sun.javadoc.*;
import java.util.*;
import java.io.*;
/**
* An abstract implementation of a Doclet.
*
* This code is not part of an API.
* It is implementation that is subject to change.
* Do not use it as an API.
*
* @author Jamie Ho
*/
public abstract class AbstractDoclet {
/**
* The global configuration information for this run.
*/
public Configuration configuration;
/**
* The only doclet that may use this toolkit is {@value}
*/
private static final String TOOLKIT_DOCLET_NAME = new
com.sun.tools.doclets.formats.html.HtmlDoclet().getClass().getName();
/**
* Verify that the only doclet that is using this toolkit is
* {@value #TOOLKIT_DOCLET_NAME}.
*/
private boolean isValidDoclet(AbstractDoclet doclet) {
if (! doclet.getClass().getName().equals(TOOLKIT_DOCLET_NAME)) {
configuration.message.error("doclet.Toolkit_Usage_Violation",
TOOLKIT_DOCLET_NAME);
return false;
}
return true;
}
/**
* The method that starts the execution of the doclet.
*
* @param doclet the doclet to start the execution for.
* @param root the {@link RootDoc} that points to the source to document.
* @return true if the doclet executed without error. False otherwise.
*/
public boolean start(AbstractDoclet doclet, RootDoc root) {
configuration = configuration();
configuration.root = root;
if (! isValidDoclet(doclet)) {
return false;
}
try {
doclet.startGeneration(root);
} catch (Exception exc) {
exc.printStackTrace();
return false;
}
return true;
}
/**
* Indicate that this doclet supports the 1.5 language features.
* @return JAVA_1_5, indicating that the new features are supported.
*/
public static LanguageVersion languageVersion() {
return LanguageVersion.JAVA_1_5;
}
/**
* Create the configuration instance and returns it.
* @return the configuration of the doclet.
*/
public abstract Configuration configuration();
/**
* Start the generation of files. Call generate methods in the individual
* writers, which will in turn genrate the documentation files. Call the
* TreeWriter generation first to ensure the Class Hierarchy is built
* first and then can be used in the later generation.
*
* @see com.sun.javadoc.RootDoc
*/
private void startGeneration(RootDoc root) throws Exception {
if (root.classes().length == 0) {
configuration.message.
error("doclet.No_Public_Classes_To_Document");
return;
}
configuration.setOptions();
configuration.getDocletSpecificMsg().notice("doclet.build_version",
configuration.getDocletSpecificBuildDate());
ClassTree classtree = new ClassTree(configuration, configuration.nodeprecated);
generateClassFiles(root, classtree);
if (configuration.sourcepath != null && configuration.sourcepath.length() > 0) {
StringTokenizer pathTokens = new StringTokenizer(configuration.sourcepath,
String.valueOf(File.pathSeparatorChar));
boolean first = true;
while(pathTokens.hasMoreTokens()){
Util.copyDocFiles(configuration,
pathTokens.nextToken() + File.separator,
DocletConstants.DOC_FILES_DIR_NAME, first);
first = false;
}
}
PackageListWriter.generate(configuration);
generatePackageFiles(classtree);
generateOtherFiles(root, classtree);
configuration.tagletManager.printReport();
}
/**
* Generate additional documentation that is added to the API documentation.
*
* @param root the RootDoc of source to document.
* @param classtree the data structure representing the class tree.
*/
protected void generateOtherFiles(RootDoc root, ClassTree classtree) throws Exception {
BuilderFactory builderFactory = configuration.getBuilderFactory();
AbstractBuilder constantsSummaryBuilder = builderFactory.getConstantsSummaryBuider();
constantsSummaryBuilder.build();
AbstractBuilder serializedFormBuilder = builderFactory.getSerializedFormBuilder();
serializedFormBuilder.build();
}
/**
* Generate the package documentation.
*
* @param classtree the data structure representing the class tree.
*/
protected abstract void generatePackageFiles(ClassTree classtree) throws Exception;
/**
* Generate the class documentation.
*
* @param classtree the data structure representing the class tree.
*/
protected abstract void generateClassFiles(ClassDoc[] arr, ClassTree classtree);
/**
* Iterate through all classes and construct documentation for them.
*
* @param root the RootDoc of source to document.
* @param classtree the data structure representing the class tree.
*/
protected void generateClassFiles(RootDoc root, ClassTree classtree) {
generateClassFiles(classtree);
PackageDoc[] packages = root.specifiedPackages();
for (int i = 0; i < packages.length; i++) {
generateClassFiles(packages[i].allClasses(), classtree);
}
}
/**
* Generate the class files for single classes specified on the command line.
*
* @param classtree the data structure representing the class tree.
*/
private void generateClassFiles(ClassTree classtree) {
String[] packageNames = configuration.classDocCatalog.packageNames();
for (int packageNameIndex = 0; packageNameIndex < packageNames.length;
packageNameIndex++) {
generateClassFiles(configuration.classDocCatalog.allClasses(
packageNames[packageNameIndex]), classtree);
}
}
}