/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 * 
 * You can obtain a copy of the license at
 * https://jwsdp.dev.java.net/CDDLv1.0.html
 * See the License for the specific language governing
 * permissions and limitations under the License.
 * 
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * https://jwsdp.dev.java.net/CDDLv1.0.html  If applicable,
 * add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your
 * own identifying information: Portions Copyright [yyyy]
 * [name of copyright owner]
 */
package com.sun.xml.xsom;


/**
 * Attribute use.
 * 
 * @author
 *  Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
 */
public interface XSAttributeUse extends XSComponent
{
    boolean isRequired();
    XSAttributeDecl getDecl();

    /**
     * Gets the default value of this attribute use, if one is specified.
     * 
     * Note that if a default value is specified in the attribute
     * declaration, this method returns that value.
     */
    XmlString getDefaultValue();

    /**
     * Gets the fixed value of this attribute use, if one is specified.
     * 
     * Note that if a fixed value is specified in the attribute
     * declaration, this method returns that value.
     */
    XmlString getFixedValue();
}