diff -r 000000000000 -r 55540e827aef src/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,171 @@ +/* + * Portions Copyright 1998-2007 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. + */ + +/* + * Licensed Materials - Property of IBM + * RMI-IIOP v1.0 + * Copyright IBM Corp. 1998 1999 All Rights Reserved + * + */ + +package sun.rmi.rmic.iiop; + +import sun.tools.java.ClassNotFound; +import sun.tools.java.CompilerError; +import sun.tools.java.Identifier; +import sun.tools.java.ClassDefinition; + +/** + * SpecialClassType represents any one of the following types: + *
+ *    java.lang.Object
+ *    java.lang.String
+ * 
+ * all of which are treated as special cases. + *

+ * The static forSpecial(...) method must be used to obtain an instance, and + * will return null if the type is non-conforming. + * + * @author Bryan Atsatt + */ +public class SpecialClassType extends ClassType { + + //_____________________________________________________________________ + // Public Interfaces + //_____________________________________________________________________ + + /** + * Create a SpecialClassType object for the given class. + * + * If the class is not a properly formed or if some other error occurs, the + * return value will be null, and errors will have been reported to the + * supplied BatchEnvironment. + */ + public static SpecialClassType forSpecial (ClassDefinition theClass, + ContextStack stack) { + if (stack.anyErrors()) return null; + + sun.tools.java.Type type = theClass.getType(); + + // Do we already have it? + + String typeKey = type.toString() + stack.getContextCodeString(); + + Type existing = getType(typeKey,stack); + + if (existing != null) { + + if (!(existing instanceof SpecialClassType)) return null; // False hit. + + // Yep, so return it... + + return (SpecialClassType) existing; + } + + // Is it a special type? + + int typeCode = getTypeCode(type,theClass,stack); + + if (typeCode != TYPE_NONE) { + + // Yes... + + SpecialClassType result = new SpecialClassType(stack,typeCode,theClass); + putType(typeKey,result,stack); + stack.push(result); + stack.pop(true); + return result; + + } else { + + return null; + } + } + + /** + * Return a string describing this type. + */ + public String getTypeDescription () { + return "Special class"; + } + + //_____________________________________________________________________ + // Subclass/Internal Interfaces + //_____________________________________________________________________ + + /** + * Create an SpecialClassType instance for the given class. + */ + private SpecialClassType(ContextStack stack, int typeCode, + ClassDefinition theClass) { + super(stack,typeCode | TM_SPECIAL_CLASS | TM_CLASS | TM_COMPOUND, theClass); + Identifier id = theClass.getName(); + String idlName = null; + String[] idlModuleName = null; + boolean constant = stack.size() > 0 && stack.getContext().isConstant(); + + // Set names... + + switch (typeCode) { + case TYPE_STRING: { + idlName = IDLNames.getTypeName(typeCode,constant); + if (!constant) { + idlModuleName = IDL_CORBA_MODULE; + } + break; + } + + case TYPE_ANY: { + idlName = IDL_JAVA_LANG_OBJECT; + idlModuleName = IDL_JAVA_LANG_MODULE; + break; + } + } + + setNames(id,idlModuleName,idlName); + + // Init parents... + + if (!initParents(stack)) { + + // Should not be possible! + + throw new CompilerError("SpecialClassType found invalid parent."); + } + + // Initialize CompoundType... + + initialize(null,null,null,stack,false); + } + + private static int getTypeCode(sun.tools.java.Type type, ClassDefinition theClass, ContextStack stack) { + if (type.isType(TC_CLASS)) { + Identifier id = type.getClassName(); + if (id == idJavaLangString) return TYPE_STRING; + if (id == idJavaLangObject) return TYPE_ANY; + } + return TYPE_NONE; + } +}