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 * 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,

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package com.sun.tools.internal.xjc.reader.dtd.bindinfo;

import java.util.ArrayList;

import java.util.List;

import java.util.StringTokenizer;

import com.sun.tools.internal.xjc.model.CBuiltinLeafInfo;

import com.sun.tools.internal.xjc.model.CClassInfoParent;

import com.sun.tools.internal.xjc.model.CEnumConstant;

import com.sun.tools.internal.xjc.model.CEnumLeafInfo;

import com.sun.tools.internal.xjc.model.Model;

import com.sun.tools.internal.xjc.model.TypeUse;

import org.w3c.dom.Element;

/**

 * <enumeration> declaration in the binding file.

 */

public final class BIEnumeration implements BIConversion

{

    /** Creates an object from <enumeration> declaration. */

    private BIEnumeration( Element _e, TypeUse _xducer ) {

        this.e = _e;

        this.xducer = _xducer;

    }

    /** <enumeration> element in DOM. */

    private final Element e;

    private final TypeUse xducer;

    public String name() { return DOMUtil.getAttribute(e,"name"); }

    /** Returns a transducer for this enumeration declaration. */

    public TypeUse getTransducer() { return xducer; }

    /** Creates a global enumeration declaration. */

    static BIEnumeration create( Element dom, BindInfo parent ) {

        // create a class in the target package.

        return new BIEnumeration(

            dom,

            new CEnumLeafInfo(

                parent.model,

                null,

                new CClassInfoParent.Package(parent.getTargetPackage()),

                DOMUtil.getAttribute(dom,"name"),

                CBuiltinLeafInfo.STRING,

                buildMemberList(parent.model,dom),

                null, null/*TODO*/,

                DOMLocator.getLocationInfo(dom)));

    }

    /** Creates an element-local enumeration declaration. */

    static BIEnumeration create( Element dom, BIElement parent ) {

        // create a class as a nested class

        return new BIEnumeration(

            dom,

            new CEnumLeafInfo(

                parent.parent.model,

                null,

                parent.clazz,

                DOMUtil.getAttribute(dom,"name"),

                CBuiltinLeafInfo.STRING,

                buildMemberList(parent.parent.model,dom),

                null, null/*TODO*/,

                DOMLocator.getLocationInfo(dom) ));

    }

    private static List<CEnumConstant> buildMemberList( Model model, Element dom ) {

        List<CEnumConstant> r = new ArrayList<CEnumConstant>();

        String members = DOMUtil.getAttribute(dom,"members");

        if(members==null) members="";   // TODO: error handling

        StringTokenizer tokens = new StringTokenizer(members);

        while(tokens.hasMoreTokens()) {

            String token = tokens.nextToken();

            r.add(new CEnumConstant(model.getNameConverter().toConstantName(token),

                    null,token,null/*TODO*/,null,null));

        }

        return r;

    }

}