/*
 * Copyright (c) 1997, 2011, 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
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 * questions.
 */

package com.sun.tools.internal.xjc.model;

import com.sun.codemodel.internal.JPackage;
import com.sun.tools.internal.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;
    }
}
