Mercurial > jdk8-mips64-public > corba / file comparison

comparison: src/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java

src/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java

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1 /*
2 * Portions Copyright 1998-2007 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 */
25
26 /*
27 * Licensed Materials - Property of IBM
28 * RMI-IIOP v1.0
29 * Copyright IBM Corp. 1998 1999 All Rights Reserved
30 *
31 */
32
33 package sun.rmi.rmic.iiop;
34
35 import sun.tools.java.ClassNotFound;
36 import sun.tools.java.CompilerError;
37 import sun.tools.java.Identifier;
38 import sun.tools.java.ClassDefinition;
39
40 /**
41 * SpecialClassType represents any one of the following types:
42 * <pre>
43 * java.lang.Object
44 * java.lang.String
45 * </pre>
46 * all of which are treated as special cases.
47 * <p>
48 * The static forSpecial(...) method must be used to obtain an instance, and
49 * will return null if the type is non-conforming.
50 *
51 * @author Bryan Atsatt
52 */
53 public class SpecialClassType extends ClassType {
54
55 //_____________________________________________________________________
56 // Public Interfaces
57 //_____________________________________________________________________
58
59 /**
60 * Create a SpecialClassType object for the given class.
61 *
62 * If the class is not a properly formed or if some other error occurs, the
63 * return value will be null, and errors will have been reported to the
64 * supplied BatchEnvironment.
65 */
66 public static SpecialClassType forSpecial (ClassDefinition theClass,
67 ContextStack stack) {
68 if (stack.anyErrors()) return null;
69
70 sun.tools.java.Type type = theClass.getType();
71
72 // Do we already have it?
73
74 String typeKey = type.toString() + stack.getContextCodeString();
75
76 Type existing = getType(typeKey,stack);
77
78 if (existing != null) {
79
80 if (!(existing instanceof SpecialClassType)) return null; // False hit.
81
82 // Yep, so return it...
83
84 return (SpecialClassType) existing;
85 }
86
87 // Is it a special type?
88
89 int typeCode = getTypeCode(type,theClass,stack);
90
91 if (typeCode != TYPE_NONE) {
92
93 // Yes...
94
95 SpecialClassType result = new SpecialClassType(stack,typeCode,theClass);
96 putType(typeKey,result,stack);
97 stack.push(result);
98 stack.pop(true);
99 return result;
100
101 } else {
102
103 return null;
104 }
105 }
106
107 /**
108 * Return a string describing this type.
109 */
110 public String getTypeDescription () {
111 return "Special class";
112 }
113
114 //_____________________________________________________________________
115 // Subclass/Internal Interfaces
116 //_____________________________________________________________________
117
118 /**
119 * Create an SpecialClassType instance for the given class.
120 */
121 private SpecialClassType(ContextStack stack, int typeCode,
122 ClassDefinition theClass) {
123 super(stack,typeCode | TM_SPECIAL_CLASS | TM_CLASS | TM_COMPOUND, theClass);
124 Identifier id = theClass.getName();
125 String idlName = null;
126 String[] idlModuleName = null;
127 boolean constant = stack.size() > 0 && stack.getContext().isConstant();
128
129 // Set names...
130
131 switch (typeCode) {
132 case TYPE_STRING: {
133 idlName = IDLNames.getTypeName(typeCode,constant);
134 if (!constant) {
135 idlModuleName = IDL_CORBA_MODULE;
136 }
137 break;
138 }
139
140 case TYPE_ANY: {
141 idlName = IDL_JAVA_LANG_OBJECT;
142 idlModuleName = IDL_JAVA_LANG_MODULE;
143 break;
144 }
145 }
146
147 setNames(id,idlModuleName,idlName);
148
149 // Init parents...
150
151 if (!initParents(stack)) {
152
153 // Should not be possible!
154
155 throw new CompilerError("SpecialClassType found invalid parent.");
156 }
157
158 // Initialize CompoundType...
159
160 initialize(null,null,null,stack,false);
161 }
162
163 private static int getTypeCode(sun.tools.java.Type type, ClassDefinition theClass, ContextStack stack) {
164 if (type.isType(TC_CLASS)) {
165 Identifier id = type.getClassName();
166 if (id == idJavaLangString) return TYPE_STRING;
167 if (id == idJavaLangObject) return TYPE_ANY;
168 }
169 return TYPE_NONE;
170 }
171 }

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