src/share/classes/sun/rmi/rmic/iiop/NCClassType.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 java.util.Vector;
36 import sun.tools.java.CompilerError;
37 import sun.tools.java.ClassNotFound;
38 import sun.tools.java.ClassDefinition;
39
40 /**
41 * NCClassType represents any non-special class which does not
42 * extends one or more interfaces which inherit from java.rmi.Remote.
43 * <p>
44 * The static forImplementation(...) method must be used to obtain an instance,
45 * and will return null if the ClassDefinition is non-conforming.
46 *
47 * @author Bryan Atsatt
48 */
49 public class NCClassType extends ClassType {
50
51 //_____________________________________________________________________
52 // Public Interfaces
53 //_____________________________________________________________________
54
55 /**
56 * Create an NCClassType for the given class.
57 *
58 * If the class is not a properly formed or if some other error occurs, the
59 * return value will be null, and errors will have been reported to the
60 * supplied BatchEnvironment.
61 */
62 public static NCClassType forNCClass(ClassDefinition classDef,
63 ContextStack stack) {
64
65 if (stack.anyErrors()) return null;
66
67 boolean doPop = false;
68 try {
69 // Do we already have it?
70
71 sun.tools.java.Type theType = classDef.getType();
72 Type existing = getType(theType,stack);
73
74 if (existing != null) {
75
76 if (!(existing instanceof NCClassType)) return null; // False hit.
77
78 // Yep, so return it...
79
80 return (NCClassType) existing;
81
82 }
83
84 NCClassType it = new NCClassType(stack, classDef);
85 putType(theType,it,stack);
86 stack.push(it);
87 doPop = true;
88
89 if (it.initialize(stack)) {
90 stack.pop(true);
91 return it;
92 } else {
93 removeType(theType,stack);
94 stack.pop(false);
95 return null;
96 }
97 } catch (CompilerError e) {
98 if (doPop) stack.pop(false);
99 return null;
100 }
101 }
102
103 /**
104 * Return a string describing this type.
105 */
106 public String getTypeDescription () {
107 return addExceptionDescription("Non-conforming class");
108 }
109
110 //_____________________________________________________________________
111 // Internal/Subclass Interfaces
112 //_____________________________________________________________________
113
114 /**
115 * Create a NCClassType instance for the given class. The resulting
116 * object is not yet completely initialized.
117 */
118 private NCClassType(ContextStack stack, ClassDefinition classDef) {
119 super(stack,classDef,TYPE_NC_CLASS | TM_CLASS | TM_COMPOUND);
120 }
121
122 //_____________________________________________________________________
123 // Internal Interfaces
124 //_____________________________________________________________________
125
126 /**
127 * Initialize this instance.
128 */
129 private boolean initialize (ContextStack stack) {
130 if (!initParents(stack)) {
131 return false;
132 }
133
134 if (stack.getEnv().getParseNonConforming()) {
135
136 Vector directInterfaces = new Vector();
137 Vector directMethods = new Vector();
138 Vector directMembers = new Vector();
139
140 try {
141
142 // Get methods...
143
144 if (addAllMethods(getClassDefinition(),directMethods,false,false,stack) != null) {
145
146 // Update parent class methods...
147
148 if (updateParentClassMethods(getClassDefinition(),directMethods,false,stack) != null) {
149
150 // Get conforming constants...
151
152 if (addConformingConstants(directMembers,false,stack)) {
153
154 // We're ok, so pass 'em up...
155
156 if (!initialize(directInterfaces,directMethods,directMembers,stack,false)) {
157 return false;
158 }
159 }
160 }
161 }
162 return true;
163
164 } catch (ClassNotFound e) {
165 classNotFound(stack,e);
166 }
167 return false;
168 } else {
169 return initialize(null,null,null,stack,false);
170 }
171 }
172 }

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