src/share/classes/com/sun/tools/javadoc/RootDocImpl.java

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1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.tools.javadoc;
27
28 import java.io.IOException;
29 import java.util.Collection;
30 import java.util.Locale;
31
32 import javax.tools.JavaFileManager;
33 import javax.tools.JavaFileObject;
34 import javax.tools.StandardJavaFileManager;
35
36 import com.sun.javadoc.*;
37 import com.sun.tools.javac.tree.JCTree.JCClassDecl;
38 import com.sun.tools.javac.util.List;
39 import com.sun.tools.javac.util.ListBuffer;
40 import com.sun.tools.javac.util.Position;
41
42 /**
43 * This class holds the information from one run of javadoc.
44 * Particularly the packages, classes and options specified
45 * by the user.
46 *
47 * <p><b>This is NOT part of any supported API.
48 * If you write code that depends on this, you do so at your own risk.
49 * This code and its internal interfaces are subject to change or
50 * deletion without notice.</b>
51 *
52 * @since 1.2
53 * @author Robert Field
54 * @author Atul M Dambalkar
55 * @author Neal Gafter (rewrite)
56 */
57 public class RootDocImpl extends DocImpl implements RootDoc {
58
59 /**
60 * list of classes specified on the command line.
61 */
62 private List<ClassDocImpl> cmdLineClasses;
63
64 /**
65 * list of packages specified on the command line.
66 */
67 private List<PackageDocImpl> cmdLinePackages;
68
69 /**
70 * a collection of all options.
71 */
72 private List<String[]> options;
73
74 /**
75 * Constructor used when reading source files.
76 *
77 * @param env the documentation environment, state for this javadoc run
78 * @param classes list of classes specified on the commandline
79 * @param packages list of package names specified on the commandline
80 * @param options list of options
81 */
82 public RootDocImpl(DocEnv env, List<JCClassDecl> classes, List<String> packages, List<String[]> options) {
83 super(env, null);
84 this.options = options;
85 setPackages(env, packages);
86 setClasses(env, classes);
87 }
88
89 /**
90 * Constructor used when reading class files.
91 *
92 * @param env the documentation environment, state for this javadoc run
93 * @param classes list of class names specified on the commandline
94 * @param options list of options
95 */
96 public RootDocImpl(DocEnv env, List<String> classes, List<String[]> options) {
97 super(env, null);
98 this.options = options;
99 cmdLinePackages = List.nil();
100 ListBuffer<ClassDocImpl> classList = new ListBuffer<ClassDocImpl>();
101 for (String className : classes) {
102 ClassDocImpl c = env.loadClass(className);
103 if (c == null)
104 env.error(null, "javadoc.class_not_found", className);
105 else
106 classList = classList.append(c);
107 }
108 cmdLineClasses = classList.toList();
109 }
110
111 /**
112 * Initialize classes information. Those classes are input from
113 * command line.
114 *
115 * @param env the compilation environment
116 * @param classes a list of ClassDeclaration
117 */
118 private void setClasses(DocEnv env, List<JCClassDecl> classes) {
119 ListBuffer<ClassDocImpl> result = new ListBuffer<ClassDocImpl>();
120 for (JCClassDecl def : classes) {
121 //### Do we want modifier check here?
122 if (env.shouldDocument(def.sym)) {
123 ClassDocImpl cd = env.getClassDoc(def.sym);
124 if (cd != null) {
125 cd.isIncluded = true;
126 result.append(cd);
127 } //else System.out.println(" (classdoc is null)");//DEBUG
128 } //else System.out.println(" (env.shouldDocument() returned false)");//DEBUG
129 }
130 cmdLineClasses = result.toList();
131 }
132
133 /**
134 * Initialize packages information.
135 *
136 * @param env the compilation environment
137 * @param packages a list of package names (String)
138 */
139 private void setPackages(DocEnv env, List<String> packages) {
140 ListBuffer<PackageDocImpl> packlist = new ListBuffer<PackageDocImpl>();
141 for (String name : packages) {
142 PackageDocImpl pkg = env.lookupPackage(name);
143 if (pkg != null) {
144 pkg.isIncluded = true;
145 packlist.append(pkg);
146 } else {
147 env.warning(null, "main.no_source_files_for_package", name);
148 }
149 }
150 cmdLinePackages = packlist.toList();
151 }
152
153 /**
154 * Command line options.
155 *
156 * <pre>
157 * For example, given:
158 * javadoc -foo this that -bar other ...
159 *
160 * This method will return:
161 * options()[0][0] = "-foo"
162 * options()[0][1] = "this"
163 * options()[0][2] = "that"
164 * options()[1][0] = "-bar"
165 * options()[1][1] = "other"
166 * </pre>
167 *
168 * @return an array of arrays of String.
169 */
170 public String[][] options() {
171 return options.toArray(new String[options.length()][]);
172 }
173
174 /**
175 * Packages specified on the command line.
176 */
177 public PackageDoc[] specifiedPackages() {
178 return (PackageDoc[])cmdLinePackages
179 .toArray(new PackageDocImpl[cmdLinePackages.length()]);
180 }
181
182 /**
183 * Classes and interfaces specified on the command line.
184 */
185 public ClassDoc[] specifiedClasses() {
186 ListBuffer<ClassDocImpl> classesToDocument = new ListBuffer<ClassDocImpl>();
187 for (ClassDocImpl cd : cmdLineClasses) {
188 cd.addAllClasses(classesToDocument, true);
189 }
190 return (ClassDoc[])classesToDocument.toArray(new ClassDocImpl[classesToDocument.length()]);
191 }
192
193 /**
194 * Return all classes and interfaces (including those inside
195 * packages) to be documented.
196 */
197 public ClassDoc[] classes() {
198 ListBuffer<ClassDocImpl> classesToDocument = new ListBuffer<ClassDocImpl>();
199 for (ClassDocImpl cd : cmdLineClasses) {
200 cd.addAllClasses(classesToDocument, true);
201 }
202 for (PackageDocImpl pd : cmdLinePackages) {
203 pd.addAllClassesTo(classesToDocument);
204 }
205 return classesToDocument.toArray(new ClassDocImpl[classesToDocument.length()]);
206 }
207
208 /**
209 * Return a ClassDoc for the specified class/interface name
210 *
211 * @param qualifiedName qualified class name
212 * (i.e. includes package name).
213 *
214 * @return a ClassDocImpl holding the specified class, null if
215 * this class is not referenced.
216 */
217 public ClassDoc classNamed(String qualifiedName) {
218 return env.lookupClass(qualifiedName);
219 }
220
221 /**
222 * Return a PackageDoc for the specified package name
223 *
224 * @param name package name
225 *
226 * @return a PackageDoc holding the specified package, null if
227 * this package is not referenced.
228 */
229 public PackageDoc packageNamed(String name) {
230 return env.lookupPackage(name);
231 }
232
233 /**
234 * Return the name of this Doc item.
235 *
236 * @return the string <code>"*RootDocImpl*"</code>.
237 */
238 public String name() {
239 return "*RootDocImpl*";
240 }
241
242 /**
243 * Return the name of this Doc item.
244 *
245 * @return the string <code>"*RootDocImpl*"</code>.
246 */
247 public String qualifiedName() {
248 return "*RootDocImpl*";
249 }
250
251 /**
252 * Return true if this Doc is include in the active set.
253 * RootDocImpl isn't even a program entity so it is always false.
254 */
255 public boolean isIncluded() {
256 return false;
257 }
258
259 /**
260 * Print error message, increment error count.
261 *
262 * @param msg message to print
263 */
264 public void printError(String msg) {
265 env.printError(msg);
266 }
267
268 /**
269 * Print error message, increment error count.
270 *
271 * @param msg message to print
272 */
273 public void printError(SourcePosition pos, String msg) {
274 env.printError(pos, msg);
275 }
276
277 /**
278 * Print warning message, increment warning count.
279 *
280 * @param msg message to print
281 */
282 public void printWarning(String msg) {
283 env.printWarning(msg);
284 }
285
286 /**
287 * Print warning message, increment warning count.
288 *
289 * @param msg message to print
290 */
291 public void printWarning(SourcePosition pos, String msg) {
292 env.printWarning(pos, msg);
293 }
294
295 /**
296 * Print a message.
297 *
298 * @param msg message to print
299 */
300 public void printNotice(String msg) {
301 env.printNotice(msg);
302 }
303
304 /**
305 * Print a message.
306 *
307 * @param msg message to print
308 */
309 public void printNotice(SourcePosition pos, String msg) {
310 env.printNotice(pos, msg);
311 }
312
313 /**
314 * Return the path of the overview file and null if it does not exist.
315 * @return the path of the overview file and null if it does not exist.
316 */
317 private JavaFileObject getOverviewPath() {
318 for (String[] opt : options) {
319 if (opt[0].equals("-overview")) {
320 if (env.fileManager instanceof StandardJavaFileManager) {
321 StandardJavaFileManager fm = (StandardJavaFileManager) env.fileManager;
322 return fm.getJavaFileObjects(opt[1]).iterator().next();
323 }
324 }
325 }
326 return null;
327 }
328
329 /**
330 * Do lazy initialization of "documentation" string.
331 */
332 @Override
333 protected String documentation() {
334 if (documentation == null) {
335 JavaFileObject overviewPath = getOverviewPath();
336 if (overviewPath == null) {
337 // no doc file to be had
338 documentation = "";
339 } else {
340 // read from file
341 try {
342 documentation = readHTMLDocumentation(
343 overviewPath.openInputStream(),
344 overviewPath);
345 } catch (IOException exc) {
346 documentation = "";
347 env.error(null, "javadoc.File_Read_Error", overviewPath.getName());
348 }
349 }
350 }
351 return documentation;
352 }
353
354 /**
355 * Return the source position of the entity, or null if
356 * no position is available.
357 */
358 @Override
359 public SourcePosition position() {
360 JavaFileObject path;
361 return ((path = getOverviewPath()) == null) ?
362 null :
363 SourcePositionImpl.make(path, Position.NOPOS, null);
364 }
365
366 /**
367 * Return the locale provided by the user or the default locale value.
368 */
369 public Locale getLocale() {
370 return env.doclocale.locale;
371 }
372
373 /**
374 * Return the current file manager.
375 */
376 public JavaFileManager getFileManager() {
377 return env.fileManager;
378 }
379
380 public void initDocLint(Collection<String> opts, Collection<String> customTagNames) {
381 env.initDoclint(opts, customTagNames);
382 }
383
384 public boolean isFunctionalInterface(AnnotationDesc annotationDesc) {
385 return annotationDesc.annotationType().qualifiedName().equals(
386 env.syms.functionalInterfaceType.toString()) && env.source.allowLambda();
387 }
388
389 public boolean showTagMessages() {
390 return env.showTagMessages();
391 }
392 }

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