Tue, 11 Aug 2009 01:13:14 +0100
6521805: Regression: JDK5/JDK6 javac allows write access to outer class reference
Summary: javac should warn/complain about identifiers with the same name as synthetic symbol
Reviewed-by: jjg
1 /*
2 * Copyright 2003-2005 Sun Microsystems, Inc. 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. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
26 package com.sun.tools.javadoc;
29 import com.sun.javadoc.*;
31 import static com.sun.javadoc.LanguageVersion.*;
33 import com.sun.tools.javac.code.Symbol.ClassSymbol;
34 import com.sun.tools.javac.code.Type;
35 import com.sun.tools.javac.code.Type.ClassType;
36 import com.sun.tools.javac.util.List;
38 import static com.sun.tools.javac.code.TypeTags.*;
41 /**
42 * Implementation of <code>ParameterizedType</code>, which
43 * represents an invocation of a generic class or interface.
44 *
45 * @author Scott Seligman
46 * @since 1.5
47 */
48 public class ParameterizedTypeImpl
49 extends AbstractTypeImpl implements ParameterizedType {
51 ParameterizedTypeImpl(DocEnv env, Type type) {
52 super(env, type);
53 }
55 /**
56 * Return the generic class or interface that declared this type.
57 */
58 public ClassDoc asClassDoc() {
59 return env.getClassDoc((ClassSymbol)type.tsym);
60 }
62 /**
63 * Return the actual type arguments of this type.
64 */
65 public com.sun.javadoc.Type[] typeArguments() {
66 return TypeMaker.getTypes(env, type.getTypeArguments());
67 }
69 /**
70 * Return the class type that is a direct supertype of this one.
71 * Return null if this is an interface type.
72 */
73 public com.sun.javadoc.Type superclassType() {
74 if (asClassDoc().isInterface()) {
75 return null;
76 }
77 Type sup = env.types.supertype(type);
78 return TypeMaker.getType(env,
79 (sup != type) ? sup : env.syms.objectType);
80 }
82 /**
83 * Return the interface types directly implemented by or extended by this
84 * parameterized type.
85 * Return an empty array if there are no interfaces.
86 */
87 public com.sun.javadoc.Type[] interfaceTypes() {
88 return TypeMaker.getTypes(env, env.types.interfaces(type));
89 }
91 /**
92 * Return the type that contains this type as a member.
93 * Return null is this is a top-level type.
94 */
95 public com.sun.javadoc.Type containingType() {
96 if (type.getEnclosingType().tag == CLASS) {
97 // This is the type of an inner class.
98 return TypeMaker.getType(env, type.getEnclosingType());
99 }
100 ClassSymbol enclosing = type.tsym.owner.enclClass();
101 if (enclosing != null) {
102 // Nested but not inner. Return the ClassDoc of the enclosing
103 // class or interface.
104 // See java.lang.reflect.ParameterizedType.getOwnerType().
105 return env.getClassDoc(enclosing);
106 }
107 return null;
108 }
111 // Asking for the "name" of a parameterized type doesn't exactly make
112 // sense. It's a type expression. Return the name of its generic
113 // type.
114 public String typeName() {
115 return TypeMaker.getTypeName(type, false);
116 }
118 public ParameterizedType asParameterizedType() {
119 return this;
120 }
122 public String toString() {
123 return parameterizedTypeToString(env, (ClassType)type, true);
124 }
126 static String parameterizedTypeToString(DocEnv env, ClassType cl,
127 boolean full) {
128 if (env.legacyDoclet) {
129 return TypeMaker.getTypeName(cl, full);
130 }
131 StringBuffer s = new StringBuffer();
132 if (cl.getEnclosingType().tag != CLASS) { // if not an inner class...
133 s.append(TypeMaker.getTypeName(cl, full));
134 } else {
135 ClassType encl = (ClassType)cl.getEnclosingType();
136 s.append(parameterizedTypeToString(env, encl, full))
137 .append('.')
138 .append(cl.tsym.name.toString());
139 }
140 s.append(TypeMaker.typeArgumentsString(env, cl, full));
141 return s.toString();
142 }
143 }