/*
 * 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;

NCClassType represents any non-special class which does not
extends one or more interfaces which inherit from java.rmi.Remote.

The static forImplementation(...) method must be used to obtain an instance,
and will return null if the ClassDefinition is non-conforming.
Author:
     Bryan Atsatt/**
 * NCClassType represents any non-special class which does not
 * extends one or more interfaces which inherit from java.rmi.Remote.
 * <p>
 * The static forImplementation(...) method must be used to obtain an instance,
 * and will return null if the ClassDefinition is non-conforming.
 *
 * @author      Bryan Atsatt
 */
public class NCClassType extends ClassType {

    //_____________________________________________________________________
    // Public Interfaces
    //_____________________________________________________________________

    
Create an NCClassType 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.
/**
     * Create an NCClassType 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 NCClassType forNCClass(ClassDefinition classDef,
                                         ContextStack stack) {

        if (stack.anyErrors()) return null;

        boolean doPop = false;
        try {
            // Do we already have it?

            sun.tools.java.Type theType = classDef.getType();
            Type existing = getType(theType,stack);

            if (existing != null) {

                if (!(existing instanceof NCClassType)) return null; // False hit.

                                // Yep, so return it...

                return (NCClassType) existing;

            }

            NCClassType it = new NCClassType(stack, classDef);
            putType(theType,it,stack);
            stack.push(it);
            doPop = true;

            if (it.initialize(stack)) {
                stack.pop(true);
                return it;
            } else {
                removeType(theType,stack);
                stack.pop(false);
                return null;
            }
        } catch (CompilerError e) {
            if (doPop) stack.pop(false);
            return null;
        }
    }

    
Return a string describing this type.
/**
     * Return a string describing this type.
     */
    public String getTypeDescription () {
        return addExceptionDescription("Non-conforming class");
    }

    //_____________________________________________________________________
    // Internal/Subclass Interfaces
    //_____________________________________________________________________

    
Create a NCClassType instance for the given class.  The resulting
object is not yet completely initialized.
/**
     * Create a NCClassType instance for the given class.  The resulting
     * object is not yet completely initialized.
     */
    private NCClassType(ContextStack stack, ClassDefinition classDef) {
        super(stack,classDef,TYPE_NC_CLASS | TM_CLASS | TM_COMPOUND);
    }

    //_____________________________________________________________________
    // Internal Interfaces
    //_____________________________________________________________________

    
Initialize this instance.
/**
     * Initialize this instance.
     */
    private boolean initialize (ContextStack stack) {
        if (!initParents(stack)) {
            return false;
        }

        if (stack.getEnv().getParseNonConforming()) {

            Vector directInterfaces = new Vector();
            Vector directMethods = new Vector();
            Vector directMembers = new Vector();

            try {

                // Get methods...

                if (addAllMethods(getClassDefinition(),directMethods,false,false,stack) != null) {

                    // Update parent class methods...

                    if (updateParentClassMethods(getClassDefinition(),directMethods,false,stack) != null) {

                    // Get conforming constants...

                    if (addConformingConstants(directMembers,false,stack)) {

                        // We're ok, so pass 'em up...

                        if (!initialize(directInterfaces,directMethods,directMembers,stack,false)) {
                            return false;
                        }
                    }
                    }
                }
                return true;

            } catch (ClassNotFound e) {
                classNotFound(stack,e);
            }
            return false;
        } else {
            return initialize(null,null,null,stack,false);
        }
    }
}