Thu, 24 May 2018 16:41:12 +0800
Merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | /* |
aoqi@0 | 27 | * Licensed Materials - Property of IBM |
aoqi@0 | 28 | * RMI-IIOP v1.0 |
aoqi@0 | 29 | * Copyright IBM Corp. 1998 1999 All Rights Reserved |
aoqi@0 | 30 | * |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | package sun.rmi.rmic.iiop; |
aoqi@0 | 34 | |
aoqi@0 | 35 | import java.util.Vector; |
aoqi@0 | 36 | import sun.tools.java.CompilerError; |
aoqi@0 | 37 | import sun.tools.java.ClassNotFound; |
aoqi@0 | 38 | import sun.tools.java.ClassDefinition; |
aoqi@0 | 39 | |
aoqi@0 | 40 | /** |
aoqi@0 | 41 | * AbstractType represents any non-special interface which does not |
aoqi@0 | 42 | * inherit from java.rmi.Remote, for which all methods throw RemoteException. |
aoqi@0 | 43 | * <p> |
aoqi@0 | 44 | * The static forAbstract(...) method must be used to obtain an instance, and will |
aoqi@0 | 45 | * return null if the ClassDefinition is non-conforming. |
aoqi@0 | 46 | * @author Bryan Atsatt |
aoqi@0 | 47 | */ |
aoqi@0 | 48 | public class AbstractType extends RemoteType { |
aoqi@0 | 49 | |
aoqi@0 | 50 | //_____________________________________________________________________ |
aoqi@0 | 51 | // Public Interfaces |
aoqi@0 | 52 | //_____________________________________________________________________ |
aoqi@0 | 53 | |
aoqi@0 | 54 | /** |
aoqi@0 | 55 | * Create an AbstractType for the given class. |
aoqi@0 | 56 | * |
aoqi@0 | 57 | * If the class is not a properly formed or if some other error occurs, the |
aoqi@0 | 58 | * return value will be null, and errors will have been reported to the |
aoqi@0 | 59 | * supplied BatchEnvironment. |
aoqi@0 | 60 | */ |
aoqi@0 | 61 | public static AbstractType forAbstract(ClassDefinition classDef, |
aoqi@0 | 62 | ContextStack stack, |
aoqi@0 | 63 | boolean quiet) |
aoqi@0 | 64 | { |
aoqi@0 | 65 | boolean doPop = false; |
aoqi@0 | 66 | AbstractType result = null; |
aoqi@0 | 67 | |
aoqi@0 | 68 | try { |
aoqi@0 | 69 | |
aoqi@0 | 70 | // Do we already have it? |
aoqi@0 | 71 | |
aoqi@0 | 72 | sun.tools.java.Type theType = classDef.getType(); |
aoqi@0 | 73 | Type existing = getType(theType,stack); |
aoqi@0 | 74 | |
aoqi@0 | 75 | if (existing != null) { |
aoqi@0 | 76 | |
aoqi@0 | 77 | if (!(existing instanceof AbstractType)) return null; // False hit. |
aoqi@0 | 78 | |
aoqi@0 | 79 | // Yep, so return it... |
aoqi@0 | 80 | |
aoqi@0 | 81 | return (AbstractType) existing; |
aoqi@0 | 82 | |
aoqi@0 | 83 | } |
aoqi@0 | 84 | |
aoqi@0 | 85 | // Could this be an abstract? |
aoqi@0 | 86 | |
aoqi@0 | 87 | if (couldBeAbstract(stack,classDef,quiet)) { |
aoqi@0 | 88 | |
aoqi@0 | 89 | // Yes, so try it... |
aoqi@0 | 90 | |
aoqi@0 | 91 | AbstractType it = new AbstractType(stack, classDef); |
aoqi@0 | 92 | putType(theType,it,stack); |
aoqi@0 | 93 | stack.push(it); |
aoqi@0 | 94 | doPop = true; |
aoqi@0 | 95 | |
aoqi@0 | 96 | if (it.initialize(quiet,stack)) { |
aoqi@0 | 97 | stack.pop(true); |
aoqi@0 | 98 | result = it; |
aoqi@0 | 99 | } else { |
aoqi@0 | 100 | removeType(theType,stack); |
aoqi@0 | 101 | stack.pop(false); |
aoqi@0 | 102 | } |
aoqi@0 | 103 | } |
aoqi@0 | 104 | } catch (CompilerError e) { |
aoqi@0 | 105 | if (doPop) stack.pop(false); |
aoqi@0 | 106 | } |
aoqi@0 | 107 | |
aoqi@0 | 108 | return result; |
aoqi@0 | 109 | } |
aoqi@0 | 110 | |
aoqi@0 | 111 | /** |
aoqi@0 | 112 | * Return a string describing this type. |
aoqi@0 | 113 | */ |
aoqi@0 | 114 | public String getTypeDescription () { |
aoqi@0 | 115 | return "Abstract interface"; |
aoqi@0 | 116 | } |
aoqi@0 | 117 | |
aoqi@0 | 118 | //_____________________________________________________________________ |
aoqi@0 | 119 | // Internal/Subclass Interfaces |
aoqi@0 | 120 | //_____________________________________________________________________ |
aoqi@0 | 121 | |
aoqi@0 | 122 | /** |
aoqi@0 | 123 | * Create a AbstractType instance for the given class. The resulting |
aoqi@0 | 124 | * object is not yet completely initialized. |
aoqi@0 | 125 | */ |
aoqi@0 | 126 | private AbstractType(ContextStack stack, ClassDefinition classDef) { |
aoqi@0 | 127 | super(stack,classDef,TYPE_ABSTRACT | TM_INTERFACE | TM_COMPOUND); |
aoqi@0 | 128 | } |
aoqi@0 | 129 | |
aoqi@0 | 130 | //_____________________________________________________________________ |
aoqi@0 | 131 | // Internal Interfaces |
aoqi@0 | 132 | //_____________________________________________________________________ |
aoqi@0 | 133 | |
aoqi@0 | 134 | |
aoqi@0 | 135 | private static boolean couldBeAbstract(ContextStack stack, ClassDefinition classDef, |
aoqi@0 | 136 | boolean quiet) { |
aoqi@0 | 137 | |
aoqi@0 | 138 | // Return true if interface and not remote... |
aoqi@0 | 139 | |
aoqi@0 | 140 | boolean result = false; |
aoqi@0 | 141 | |
aoqi@0 | 142 | if (classDef.isInterface()) { |
aoqi@0 | 143 | BatchEnvironment env = stack.getEnv(); |
aoqi@0 | 144 | |
aoqi@0 | 145 | try { |
aoqi@0 | 146 | result = ! env.defRemote.implementedBy(env, classDef.getClassDeclaration()); |
aoqi@0 | 147 | if (!result) failedConstraint(15,quiet,stack,classDef.getName()); |
aoqi@0 | 148 | } catch (ClassNotFound e) { |
aoqi@0 | 149 | classNotFound(stack,e); |
aoqi@0 | 150 | } |
aoqi@0 | 151 | } else { |
aoqi@0 | 152 | failedConstraint(14,quiet,stack,classDef.getName()); |
aoqi@0 | 153 | } |
aoqi@0 | 154 | |
aoqi@0 | 155 | |
aoqi@0 | 156 | return result; |
aoqi@0 | 157 | } |
aoqi@0 | 158 | |
aoqi@0 | 159 | |
aoqi@0 | 160 | /** |
aoqi@0 | 161 | * Initialize this instance. |
aoqi@0 | 162 | */ |
aoqi@0 | 163 | private boolean initialize (boolean quiet,ContextStack stack) { |
aoqi@0 | 164 | |
aoqi@0 | 165 | boolean result = false; |
aoqi@0 | 166 | ClassDefinition self = getClassDefinition(); |
aoqi@0 | 167 | |
aoqi@0 | 168 | try { |
aoqi@0 | 169 | |
aoqi@0 | 170 | // Get methods... |
aoqi@0 | 171 | |
aoqi@0 | 172 | Vector directMethods = new Vector(); |
aoqi@0 | 173 | |
aoqi@0 | 174 | if (addAllMethods(self,directMethods,true,quiet,stack) != null) { |
aoqi@0 | 175 | |
aoqi@0 | 176 | // Do we have any methods? |
aoqi@0 | 177 | |
aoqi@0 | 178 | boolean validMethods = true; |
aoqi@0 | 179 | |
aoqi@0 | 180 | if (directMethods.size() > 0) { |
aoqi@0 | 181 | |
aoqi@0 | 182 | // Yes. Walk 'em, ensuring each is a valid remote method... |
aoqi@0 | 183 | |
aoqi@0 | 184 | for (int i = 0; i < directMethods.size(); i++) { |
aoqi@0 | 185 | |
aoqi@0 | 186 | if (! isConformingRemoteMethod((Method) directMethods.elementAt(i),true)) { |
aoqi@0 | 187 | validMethods = false; |
aoqi@0 | 188 | } |
aoqi@0 | 189 | } |
aoqi@0 | 190 | } |
aoqi@0 | 191 | |
aoqi@0 | 192 | if (validMethods) { |
aoqi@0 | 193 | |
aoqi@0 | 194 | // We're ok, so pass 'em up... |
aoqi@0 | 195 | |
aoqi@0 | 196 | result = initialize(null,directMethods,null,stack,quiet); |
aoqi@0 | 197 | } |
aoqi@0 | 198 | } |
aoqi@0 | 199 | } catch (ClassNotFound e) { |
aoqi@0 | 200 | classNotFound(stack,e); |
aoqi@0 | 201 | } |
aoqi@0 | 202 | |
aoqi@0 | 203 | return result; |
aoqi@0 | 204 | } |
aoqi@0 | 205 | } |