/*
 * Copyright 2005-2006 Sun Microsystems, Inc.  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.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

package com.sun.xml.internal.bind.v2.model.impl;

import javax.xml.namespace.QName;

import com.sun.xml.internal.bind.v2.model.annotation.Locatable;
import com.sun.xml.internal.bind.v2.model.core.LeafInfo;
import com.sun.xml.internal.bind.v2.runtime.Location;

/**
 * @author Kohsuke Kawaguchi
 */
abstract class LeafInfoImpl<TypeT,ClassDeclT> implements LeafInfo<TypeT,ClassDeclT>, Location {
    private final TypeT type;
    /**
     * Can be null for anonymous types.
     */
    private final QName typeName;

    protected LeafInfoImpl(TypeT type,QName typeName) {
        assert type!=null;

        this.type = type;
        this.typeName = typeName;
    }

    /**
     * A reference to the representation of the type.
     */
    public TypeT getType() {
        return type;
    }

    /**
     * Leaf-type cannot be referenced from IDREF.
     *
     * @deprecated
     *      why are you calling a method whose return value is always known?
     */
    public final boolean canBeReferencedByIDREF() {
        return false;
    }

    public QName getTypeName() {
        return typeName;
    }

    public Locatable getUpstream() {
        return null;
    }

    public Location getLocation() {
        // this isn't very accurate, but it's not too bad
        // doing it correctly need leaves to hold navigator.
        // otherwise revisit the design so that we take navigator as a parameter
        return this;
    }

    public boolean isSimpleType() {
        return true;
    }

    public String toString() {
        return type.toString();
    }

}