/*

 * 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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 */

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

import java.util.StringTokenizer;

import org.w3c.dom.Element;

import org.xml.sax.Locator;

/**

 * {@code <interface>} declaration in the binding file.

 */

public final class BIInterface

{

    BIInterface( Element e ) {

        this.dom = e;

        name = DOMUtil.getAttribute(e,"name");

        members = parseTokens(DOMUtil.getAttribute(e,"members"));

        if(DOMUtil.getAttribute(e,"properties")!=null) {

            fields = parseTokens(DOMUtil.getAttribute(e,"properties"));

            throw new AssertionError("//interface/@properties is not supported");

        } else    // no property was specified

            fields = new String[0];

    }

    /** {@code <interface>} element in the binding file. */

    private final Element dom;

    /** Name of the generated Java interface. */

    private final String name;

    /**

     * Gets the name of this interface.

     * This name should also used as the class name.

     */

    public String name() { return name; }

    private final String[] members;

    /**

     * Gets the names of interfaces/classes that implement

     * this interface.

     */

    private final String[] fields;

    /** Gets the names of fields in this interface. */

    /** Gets the location where this declaration is declared. */

    public Locator getSourceLocation() {

        return DOMLocator.getLocationInfo(dom);

    }

    /** splits a list into an array of strings. */

    private static String[] parseTokens( String value ) {

        StringTokenizer tokens = new StringTokenizer(value);

        String[] r = new String[tokens.countTokens()];

        int i=0;

        while(tokens.hasMoreTokens())

            r[i++] = tokens.nextToken();

        return r;

    }

}