corba/src/jdk.rmic/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java
changeset 25862 a5e25d68f971
parent 5555 b2b5ed3f0d0d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/corba/src/jdk.rmic/share/classes/sun/rmi/rmic/iiop/SpecialClassType.java	Sun Aug 17 15:51:44 2014 +0100
@@ -0,0 +1,171 @@
+/*
+ * Copyright (c) 1998, 2007, Oracle and/or its affiliates. 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.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:
+ * <pre>
+ *    java.lang.Object
+ *    java.lang.String
+ * </pre>
+ * all of which are treated as special cases.
+ * <p>
+ * 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;
+    }
+}