| /* |
| * Copyright 2000-2006 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.javadoc; |
| |
| import java.util.*; |
| import java.lang.reflect.Modifier; |
| |
| import com.sun.javadoc.*; |
| |
| import com.sun.tools.javac.code.*; |
| import com.sun.tools.javac.code.Symbol.*; |
| import com.sun.tools.javac.code.Type.ClassType; |
| import com.sun.tools.javac.comp.Attr; |
| import com.sun.tools.javac.comp.Check; |
| import com.sun.tools.javac.tree.JCTree.*; |
| import com.sun.tools.javac.util.Context; |
| import com.sun.tools.javac.util.Names; |
| import com.sun.tools.javac.util.Position; |
| |
| |
| /** |
| * Holds the environment for a run of javadoc. |
| * Holds only the information needed throughout the |
| * run and not the compiler info that could be GC'ed |
| * or ported. |
| * |
| * @since 1.4 |
| * @author Robert Field |
| * @author Neal Gafter (rewrite) |
| * @author Scott Seligman (generics) |
| */ |
| public class DocEnv { |
| protected static final Context.Key<DocEnv> docEnvKey = |
| new Context.Key<DocEnv>(); |
| |
| public static DocEnv instance(Context context) { |
| DocEnv instance = context.get(docEnvKey); |
| if (instance == null) |
| instance = new DocEnv(context); |
| return instance; |
| } |
| |
| private Messager messager; |
| |
| DocLocale doclocale; |
| |
| /** Predefined symbols known to the compiler. */ |
| Symtab syms; |
| |
| /** Referenced directly in RootDocImpl. */ |
| JavadocClassReader reader; |
| |
| /** The compiler's attribution phase (needed to evaluate |
| * constant initializers). */ |
| Attr attr; |
| |
| /** Javadoc's own version of the compiler's enter phase. */ |
| JavadocEnter enter; |
| |
| /** The name table. */ |
| Names names; |
| |
| /** The encoding name. */ |
| private String encoding; |
| |
| final Symbol externalizableSym; |
| |
| /** Access filter (public, protected, ...). */ |
| ModifierFilter showAccess; |
| |
| private ClassDocImpl runtimeException; |
| |
| /** True if we are using a sentence BreakIterator. */ |
| boolean breakiterator; |
| |
| /** |
| * True if we do not want to print any notifications at all. |
| */ |
| boolean quiet = false; |
| |
| Check chk; |
| Types types; |
| |
| /** Allow documenting from class files? */ |
| boolean docClasses = false; |
| |
| /** Does the doclet only expect pre-1.5 doclet API? */ |
| boolean legacyDoclet = true; |
| |
| /** |
| * Set this to true if you would like to not emit any errors, warnings and |
| * notices. |
| */ |
| private boolean silent = false; |
| |
| /** |
| * Constructor |
| * |
| * @param context Context for this javadoc instance. |
| */ |
| private DocEnv(Context context) { |
| context.put(docEnvKey, this); |
| |
| messager = Messager.instance0(context); |
| syms = Symtab.instance(context); |
| reader = JavadocClassReader.instance0(context); |
| enter = JavadocEnter.instance0(context); |
| attr = Attr.instance(context); |
| names = Names.instance(context); |
| externalizableSym = reader.enterClass(names.fromString("java.io.Externalizable")); |
| chk = Check.instance(context); |
| types = Types.instance(context); |
| |
| // Default. Should normally be reset with setLocale. |
| this.doclocale = new DocLocale(this, "", breakiterator); |
| } |
| |
| public void setSilent(boolean silent) { |
| this.silent = silent; |
| } |
| |
| /** |
| * Look up ClassDoc by qualified name. |
| */ |
| public ClassDocImpl lookupClass(String name) { |
| ClassSymbol c = getClassSymbol(name); |
| if (c != null) { |
| return getClassDoc(c); |
| } else { |
| return null; |
| } |
| } |
| |
| /** |
| * Load ClassDoc by qualified name. |
| */ |
| public ClassDocImpl loadClass(String name) { |
| try { |
| ClassSymbol c = reader.loadClass(names.fromString(name)); |
| return getClassDoc(c); |
| } catch (CompletionFailure ex) { |
| chk.completionError(null, ex); |
| return null; |
| } |
| } |
| |
| /** |
| * Look up PackageDoc by qualified name. |
| */ |
| public PackageDocImpl lookupPackage(String name) { |
| //### Jing alleges that class check is needed |
| //### to avoid a compiler bug. Most likely |
| //### instead a dummy created for error recovery. |
| //### Should investigate this. |
| PackageSymbol p = syms.packages.get(names.fromString(name)); |
| ClassSymbol c = getClassSymbol(name); |
| if (p != null && c == null) { |
| return getPackageDoc(p); |
| } else { |
| return null; |
| } |
| } |
| // where |
| /** Retrieve class symbol by fully-qualified name. |
| */ |
| ClassSymbol getClassSymbol(String name) { |
| // Name may contain nested class qualification. |
| // Generate candidate flatnames with successively shorter |
| // package qualifiers and longer nested class qualifiers. |
| int nameLen = name.length(); |
| char[] nameChars = name.toCharArray(); |
| int idx = name.length(); |
| for (;;) { |
| ClassSymbol s = syms.classes.get(names.fromChars(nameChars, 0, nameLen)); |
| if (s != null) |
| return s; // found it! |
| idx = name.substring(0, idx).lastIndexOf('.'); |
| if (idx < 0) break; |
| nameChars[idx] = '$'; |
| } |
| return null; |
| } |
| |
| /** |
| * Set the locale. |
| */ |
| public void setLocale(String localeName) { |
| // create locale specifics |
| doclocale = new DocLocale(this, localeName, breakiterator); |
| // reset Messager if locale has changed. |
| messager.reset(); |
| } |
| |
| /** Check whether this member should be documented. */ |
| public boolean shouldDocument(VarSymbol sym) { |
| long mod = sym.flags(); |
| |
| if ((mod & Flags.SYNTHETIC) != 0) { |
| return false; |
| } |
| |
| return showAccess.checkModifier(translateModifiers(mod)); |
| } |
| |
| /** Check whether this member should be documented. */ |
| public boolean shouldDocument(MethodSymbol sym) { |
| long mod = sym.flags(); |
| |
| if ((mod & Flags.SYNTHETIC) != 0) { |
| return false; |
| } |
| |
| return showAccess.checkModifier(translateModifiers(mod)); |
| } |
| |
| /** check whether this class should be documented. */ |
| public boolean shouldDocument(ClassSymbol sym) { |
| return |
| (sym.flags_field&Flags.SYNTHETIC) == 0 && // no synthetics |
| (docClasses || getClassDoc(sym).tree != null) && |
| isVisible(sym); |
| } |
| |
| //### Comment below is inaccurate wrt modifier filter testing |
| /** |
| * Check the visibility if this is an nested class. |
| * if this is not a nested class, return true. |
| * if this is an static visible nested class, |
| * return true. |
| * if this is an visible nested class |
| * if the outer class is visible return true. |
| * else return false. |
| * IMPORTANT: This also allows, static nested classes |
| * to be defined inside an nested class, which is not |
| * allowed by the compiler. So such an test case will |
| * not reach upto this method itself, but if compiler |
| * allows it, then that will go through. |
| */ |
| protected boolean isVisible(ClassSymbol sym) { |
| long mod = sym.flags_field; |
| if (!showAccess.checkModifier(translateModifiers(mod))) { |
| return false; |
| } |
| ClassSymbol encl = sym.owner.enclClass(); |
| return (encl == null || (mod & Flags.STATIC) != 0 || isVisible(encl)); |
| } |
| |
| //---------------- print forwarders ----------------// |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param msg message to print. |
| */ |
| public void printError(String msg) { |
| if (silent) |
| return; |
| messager.printError(msg); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param key selects message from resource |
| */ |
| public void error(DocImpl doc, String key) { |
| if (silent) |
| return; |
| messager.error(doc==null ? null : doc.position(), key); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param key selects message from resource |
| */ |
| public void error(SourcePosition pos, String key) { |
| if (silent) |
| return; |
| messager.error(pos, key); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param msg message to print. |
| */ |
| public void printError(SourcePosition pos, String msg) { |
| if (silent) |
| return; |
| messager.printError(pos, msg); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| */ |
| public void error(DocImpl doc, String key, String a1) { |
| if (silent) |
| return; |
| messager.error(doc==null ? null : doc.position(), key, a1); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| */ |
| public void error(DocImpl doc, String key, String a1, String a2) { |
| if (silent) |
| return; |
| messager.error(doc==null ? null : doc.position(), key, a1, a2); |
| } |
| |
| /** |
| * Print error message, increment error count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| * @param a3 third argument |
| */ |
| public void error(DocImpl doc, String key, String a1, String a2, String a3) { |
| if (silent) |
| return; |
| messager.error(doc==null ? null : doc.position(), key, a1, a2, a3); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param msg message to print. |
| */ |
| public void printWarning(String msg) { |
| if (silent) |
| return; |
| messager.printWarning(msg); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param key selects message from resource |
| */ |
| public void warning(DocImpl doc, String key) { |
| if (silent) |
| return; |
| messager.warning(doc==null ? null : doc.position(), key); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param msg message to print. |
| */ |
| public void printWarning(SourcePosition pos, String msg) { |
| if (silent) |
| return; |
| messager.printWarning(pos, msg); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| */ |
| public void warning(DocImpl doc, String key, String a1) { |
| if (silent) |
| return; |
| messager.warning(doc==null ? null : doc.position(), key, a1); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| */ |
| public void warning(DocImpl doc, String key, String a1, String a2) { |
| if (silent) |
| return; |
| messager.warning(doc==null ? null : doc.position(), key, a1, a2); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| * @param a3 third argument |
| */ |
| public void warning(DocImpl doc, String key, String a1, String a2, String a3) { |
| if (silent) |
| return; |
| messager.warning(doc==null ? null : doc.position(), key, a1, a2, a3); |
| } |
| |
| /** |
| * Print warning message, increment warning count. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| * @param a3 third argument |
| */ |
| public void warning(DocImpl doc, String key, String a1, String a2, String a3, |
| String a4) { |
| if (silent) |
| return; |
| messager.warning(doc==null ? null : doc.position(), key, a1, a2, a3, a4); |
| } |
| |
| /** |
| * Print a message. |
| * |
| * @param msg message to print. |
| */ |
| public void printNotice(String msg) { |
| if (silent || quiet) |
| return; |
| messager.printNotice(msg); |
| } |
| |
| |
| /** |
| * Print a message. |
| * |
| * @param key selects message from resource |
| */ |
| public void notice(String key) { |
| if (silent || quiet) |
| return; |
| messager.notice(key); |
| } |
| |
| /** |
| * Print a message. |
| * |
| * @param msg message to print. |
| */ |
| public void printNotice(SourcePosition pos, String msg) { |
| if (silent || quiet) |
| return; |
| messager.printNotice(pos, msg); |
| } |
| |
| /** |
| * Print a message. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| */ |
| public void notice(String key, String a1) { |
| if (silent || quiet) |
| return; |
| messager.notice(key, a1); |
| } |
| |
| /** |
| * Print a message. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| */ |
| public void notice(String key, String a1, String a2) { |
| if (silent || quiet) |
| return; |
| messager.notice(key, a1, a2); |
| } |
| |
| /** |
| * Print a message. |
| * |
| * @param key selects message from resource |
| * @param a1 first argument |
| * @param a2 second argument |
| * @param a3 third argument |
| */ |
| public void notice(String key, String a1, String a2, String a3) { |
| if (silent || quiet) |
| return; |
| messager.notice(key, a1, a2, a3); |
| } |
| |
| /** |
| * Exit, reporting errors and warnings. |
| */ |
| public void exit() { |
| // Messager should be replaced by a more general |
| // compilation environment. This can probably |
| // subsume DocEnv as well. |
| messager.exit(); |
| } |
| |
| private Map<PackageSymbol, PackageDocImpl> packageMap = |
| new HashMap<PackageSymbol, PackageDocImpl>(); |
| /** |
| * Return the PackageDoc of this package symbol. |
| */ |
| public PackageDocImpl getPackageDoc(PackageSymbol pack) { |
| PackageDocImpl result = packageMap.get(pack); |
| if (result != null) return result; |
| result = new PackageDocImpl(this, pack); |
| packageMap.put(pack, result); |
| return result; |
| } |
| |
| /** |
| * Create the PackageDoc (or a subtype) for a package symbol. |
| */ |
| void makePackageDoc(PackageSymbol pack, String docComment, JCCompilationUnit tree) { |
| PackageDocImpl result = packageMap.get(pack); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| } else { |
| result = new PackageDocImpl(this, pack, docComment, tree); |
| packageMap.put(pack, result); |
| } |
| } |
| |
| |
| private Map<ClassSymbol, ClassDocImpl> classMap = |
| new HashMap<ClassSymbol, ClassDocImpl>(); |
| /** |
| * Return the ClassDoc (or a subtype) of this class symbol. |
| */ |
| ClassDocImpl getClassDoc(ClassSymbol clazz) { |
| ClassDocImpl result = classMap.get(clazz); |
| if (result != null) return result; |
| if (isAnnotationType(clazz)) { |
| result = new AnnotationTypeDocImpl(this, clazz); |
| } else { |
| result = new ClassDocImpl(this, clazz); |
| } |
| classMap.put(clazz, result); |
| return result; |
| } |
| |
| /** |
| * Create the ClassDoc (or a subtype) for a class symbol. |
| */ |
| void makeClassDoc(ClassSymbol clazz, String docComment, JCClassDecl tree, Position.LineMap lineMap) { |
| ClassDocImpl result = classMap.get(clazz); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| return; |
| } |
| if (isAnnotationType(tree)) { // flags of clazz may not yet be set |
| result = new AnnotationTypeDocImpl(this, clazz, docComment, tree, lineMap); |
| } else { |
| result = new ClassDocImpl(this, clazz, docComment, tree, lineMap); |
| } |
| classMap.put(clazz, result); |
| } |
| |
| private static boolean isAnnotationType(ClassSymbol clazz) { |
| return ClassDocImpl.isAnnotationType(clazz); |
| } |
| |
| private static boolean isAnnotationType(JCClassDecl tree) { |
| return (tree.mods.flags & Flags.ANNOTATION) != 0; |
| } |
| |
| private Map<VarSymbol, FieldDocImpl> fieldMap = |
| new HashMap<VarSymbol, FieldDocImpl>(); |
| /** |
| * Return the FieldDoc of this var symbol. |
| */ |
| FieldDocImpl getFieldDoc(VarSymbol var) { |
| FieldDocImpl result = fieldMap.get(var); |
| if (result != null) return result; |
| result = new FieldDocImpl(this, var); |
| fieldMap.put(var, result); |
| return result; |
| } |
| /** |
| * Create a FieldDoc for a var symbol. |
| */ |
| void makeFieldDoc(VarSymbol var, String docComment, JCVariableDecl tree, Position.LineMap lineMap) { |
| FieldDocImpl result = fieldMap.get(var); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| } else { |
| result = new FieldDocImpl(this, var, docComment, tree, lineMap); |
| fieldMap.put(var, result); |
| } |
| } |
| |
| private Map<MethodSymbol, ExecutableMemberDocImpl> methodMap = |
| new HashMap<MethodSymbol, ExecutableMemberDocImpl>(); |
| /** |
| * Create a MethodDoc for this MethodSymbol. |
| * Should be called only on symbols representing methods. |
| */ |
| void makeMethodDoc(MethodSymbol meth, String docComment, |
| JCMethodDecl tree, Position.LineMap lineMap) { |
| MethodDocImpl result = (MethodDocImpl)methodMap.get(meth); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| } else { |
| result = new MethodDocImpl(this, meth, docComment, tree, lineMap); |
| methodMap.put(meth, result); |
| } |
| } |
| |
| /** |
| * Return the MethodDoc for a MethodSymbol. |
| * Should be called only on symbols representing methods. |
| */ |
| public MethodDocImpl getMethodDoc(MethodSymbol meth) { |
| MethodDocImpl result = (MethodDocImpl)methodMap.get(meth); |
| if (result != null) return result; |
| result = new MethodDocImpl(this, meth); |
| methodMap.put(meth, result); |
| return result; |
| } |
| |
| /** |
| * Create the ConstructorDoc for a MethodSymbol. |
| * Should be called only on symbols representing constructors. |
| */ |
| void makeConstructorDoc(MethodSymbol meth, String docComment, |
| JCMethodDecl tree, Position.LineMap lineMap) { |
| ConstructorDocImpl result = (ConstructorDocImpl)methodMap.get(meth); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| } else { |
| result = new ConstructorDocImpl(this, meth, docComment, tree, lineMap); |
| methodMap.put(meth, result); |
| } |
| } |
| |
| /** |
| * Return the ConstructorDoc for a MethodSymbol. |
| * Should be called only on symbols representing constructors. |
| */ |
| public ConstructorDocImpl getConstructorDoc(MethodSymbol meth) { |
| ConstructorDocImpl result = (ConstructorDocImpl)methodMap.get(meth); |
| if (result != null) return result; |
| result = new ConstructorDocImpl(this, meth); |
| methodMap.put(meth, result); |
| return result; |
| } |
| |
| /** |
| * Create the AnnotationTypeElementDoc for a MethodSymbol. |
| * Should be called only on symbols representing annotation type elements. |
| */ |
| void makeAnnotationTypeElementDoc(MethodSymbol meth, |
| String docComment, JCMethodDecl tree, Position.LineMap lineMap) { |
| AnnotationTypeElementDocImpl result = |
| (AnnotationTypeElementDocImpl)methodMap.get(meth); |
| if (result != null) { |
| if (docComment != null) result.setRawCommentText(docComment); |
| if (tree != null) result.setTree(tree); |
| } else { |
| result = |
| new AnnotationTypeElementDocImpl(this, meth, docComment, tree, lineMap); |
| methodMap.put(meth, result); |
| } |
| } |
| |
| /** |
| * Return the AnnotationTypeElementDoc for a MethodSymbol. |
| * Should be called only on symbols representing annotation type elements. |
| */ |
| public AnnotationTypeElementDocImpl getAnnotationTypeElementDoc( |
| MethodSymbol meth) { |
| |
| AnnotationTypeElementDocImpl result = |
| (AnnotationTypeElementDocImpl)methodMap.get(meth); |
| if (result != null) return result; |
| result = new AnnotationTypeElementDocImpl(this, meth); |
| methodMap.put(meth, result); |
| return result; |
| } |
| |
| // private Map<ClassType, ParameterizedTypeImpl> parameterizedTypeMap = |
| // new HashMap<ClassType, ParameterizedTypeImpl>(); |
| /** |
| * Return the ParameterizedType of this instantiation. |
| // * ### Could use Type.sameTypeAs() instead of equality matching in hashmap |
| // * ### to avoid some duplication. |
| */ |
| ParameterizedTypeImpl getParameterizedType(ClassType t) { |
| return new ParameterizedTypeImpl(this, t); |
| // ParameterizedTypeImpl result = parameterizedTypeMap.get(t); |
| // if (result != null) return result; |
| // result = new ParameterizedTypeImpl(this, t); |
| // parameterizedTypeMap.put(t, result); |
| // return result; |
| } |
| |
| /** |
| * Set the encoding. |
| */ |
| public void setEncoding(String encoding) { |
| this.encoding = encoding; |
| } |
| |
| /** |
| * Get the encoding. |
| */ |
| public String getEncoding() { |
| return encoding; |
| } |
| |
| /** |
| * Convert modifier bits from private coding used by |
| * the compiler to that of java.lang.reflect.Modifier. |
| */ |
| static int translateModifiers(long flags) { |
| int result = 0; |
| if ((flags & Flags.ABSTRACT) != 0) |
| result |= Modifier.ABSTRACT; |
| if ((flags & Flags.FINAL) != 0) |
| result |= Modifier.FINAL; |
| if ((flags & Flags.INTERFACE) != 0) |
| result |= Modifier.INTERFACE; |
| if ((flags & Flags.NATIVE) != 0) |
| result |= Modifier.NATIVE; |
| if ((flags & Flags.PRIVATE) != 0) |
| result |= Modifier.PRIVATE; |
| if ((flags & Flags.PROTECTED) != 0) |
| result |= Modifier.PROTECTED; |
| if ((flags & Flags.PUBLIC) != 0) |
| result |= Modifier.PUBLIC; |
| if ((flags & Flags.STATIC) != 0) |
| result |= Modifier.STATIC; |
| if ((flags & Flags.SYNCHRONIZED) != 0) |
| result |= Modifier.SYNCHRONIZED; |
| if ((flags & Flags.TRANSIENT) != 0) |
| result |= Modifier.TRANSIENT; |
| if ((flags & Flags.VOLATILE) != 0) |
| result |= Modifier.VOLATILE; |
| return result; |
| } |
| } |