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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
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package com.sun.tools.xjc.model;

import com.sun.codemodel.JPackage;
import com.sun.tools.xjc.api.ClassNameAllocator;

/**
 * Wraps {@link ClassNameAllocator} and provides convenience.
 *
 * @author Kohsuke Kawaguchi
 */
final class ClassNameAllocatorWrapper implements ClassNameAllocator {
    private final ClassNameAllocator core;

    ClassNameAllocatorWrapper(ClassNameAllocator core) {
        if(core==null)
            core = new ClassNameAllocator() {
                public String assignClassName(String packageName, String className) {
                    return className;
                }
            };
        this.core = core;
    }

    public String assignClassName(String packageName, String className) {
        return core.assignClassName(packageName,className);
    }

    public String assignClassName(JPackage pkg, String className) {
        return core.assignClassName(pkg.name(),className);
    }

    public String assignClassName(CClassInfoParent parent, String className) {
        if (parent instanceof CClassInfoParent.Package) {
            CClassInfoParent.Package p = (CClassInfoParent.Package) parent;
            return assignClassName(p.pkg,className);
        }
        // not a package-level class
        return className;
    }
}