diff -r 000000000000 -r 7ef37b2cdcad src/share/classes/sun/rmi/rmic/iiop/AbstractType.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/classes/sun/rmi/rmic/iiop/AbstractType.java Wed Apr 27 01:21:28 2016 +0800 @@ -0,0 +1,205 @@ +/* + * 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 java.util.Vector; +import sun.tools.java.CompilerError; +import sun.tools.java.ClassNotFound; +import sun.tools.java.ClassDefinition; + +/** + * AbstractType represents any non-special interface which does not + * inherit from java.rmi.Remote, for which all methods throw RemoteException. + *

+ * The static forAbstract(...) method must be used to obtain an instance, and will + * return null if the ClassDefinition is non-conforming. + * @author Bryan Atsatt + */ +public class AbstractType extends RemoteType { + + //_____________________________________________________________________ + // Public Interfaces + //_____________________________________________________________________ + + /** + * Create an AbstractType 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 AbstractType forAbstract(ClassDefinition classDef, + ContextStack stack, + boolean quiet) + { + boolean doPop = false; + AbstractType result = null; + + try { + + // Do we already have it? + + sun.tools.java.Type theType = classDef.getType(); + Type existing = getType(theType,stack); + + if (existing != null) { + + if (!(existing instanceof AbstractType)) return null; // False hit. + + // Yep, so return it... + + return (AbstractType) existing; + + } + + // Could this be an abstract? + + if (couldBeAbstract(stack,classDef,quiet)) { + + // Yes, so try it... + + AbstractType it = new AbstractType(stack, classDef); + putType(theType,it,stack); + stack.push(it); + doPop = true; + + if (it.initialize(quiet,stack)) { + stack.pop(true); + result = it; + } else { + removeType(theType,stack); + stack.pop(false); + } + } + } catch (CompilerError e) { + if (doPop) stack.pop(false); + } + + return result; + } + + /** + * Return a string describing this type. + */ + public String getTypeDescription () { + return "Abstract interface"; + } + + //_____________________________________________________________________ + // Internal/Subclass Interfaces + //_____________________________________________________________________ + + /** + * Create a AbstractType instance for the given class. The resulting + * object is not yet completely initialized. + */ + private AbstractType(ContextStack stack, ClassDefinition classDef) { + super(stack,classDef,TYPE_ABSTRACT | TM_INTERFACE | TM_COMPOUND); + } + + //_____________________________________________________________________ + // Internal Interfaces + //_____________________________________________________________________ + + + private static boolean couldBeAbstract(ContextStack stack, ClassDefinition classDef, + boolean quiet) { + + // Return true if interface and not remote... + + boolean result = false; + + if (classDef.isInterface()) { + BatchEnvironment env = stack.getEnv(); + + try { + result = ! env.defRemote.implementedBy(env, classDef.getClassDeclaration()); + if (!result) failedConstraint(15,quiet,stack,classDef.getName()); + } catch (ClassNotFound e) { + classNotFound(stack,e); + } + } else { + failedConstraint(14,quiet,stack,classDef.getName()); + } + + + return result; + } + + + /** + * Initialize this instance. + */ + private boolean initialize (boolean quiet,ContextStack stack) { + + boolean result = false; + ClassDefinition self = getClassDefinition(); + + try { + + // Get methods... + + Vector directMethods = new Vector(); + + if (addAllMethods(self,directMethods,true,quiet,stack) != null) { + + // Do we have any methods? + + boolean validMethods = true; + + if (directMethods.size() > 0) { + + // Yes. Walk 'em, ensuring each is a valid remote method... + + for (int i = 0; i < directMethods.size(); i++) { + + if (! isConformingRemoteMethod((Method) directMethods.elementAt(i),true)) { + validMethods = false; + } + } + } + + if (validMethods) { + + // We're ok, so pass 'em up... + + result = initialize(null,directMethods,null,stack,quiet); + } + } + } catch (ClassNotFound e) { + classNotFound(stack,e); + } + + return result; + } +}