xsattributedeclaration.java

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/*
 * Copyright 2003,2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.xerces.internal.xs;

/**
 * The interface represents the Attribute Declaration schema component.
 */
public interface XSAttributeDeclaration extends XSObject {
    /**
     * [type definition]: A simple type definition. 
     */
    public XSSimpleTypeDefinition getTypeDefinition();

    /**
     * [scope]. One of <code>SCOPE_GLOBAL</code>, <code>SCOPE_LOCAL</code>, or 
     * <code>SCOPE_ABSENT</code>. If the scope is local, then the 
     * <code>enclosingCTDefinition</code> is present. 
     */
    public short getScope();

    /**
     * The complex type definition for locally scoped declarations (see 
     * <code>scope</code>), otherwise <code>null</code> if no such 
     * definition exists. 
     */
    public XSComplexTypeDefinition getEnclosingCTDefinition();

    /**
     * Value constraint: one of <code>VC_NONE, VC_DEFAULT, VC_FIXED</code>. 
     */
    public short getConstraintType();

    /**
     * Value constraint: The constraint value with respect to the [type 
     * definition], otherwise <code>null</code>. 
     */
    public String getConstraintValue();

    /**
     * Value Constraint: Binding specific actual constraint value or 
     * <code>null</code> if the value is in error or there is no value 
     * constraint. 
     * @exception XSException
     *   NOT_SUPPORTED_ERR: Raised if the implementation does not support this 
     *   method.
     */
    public Object getActualVC()
                                                        throws XSException;

    /**
     * The actual constraint value built-in datatype, e.g. 
     * <code>STRING_DT, SHORT_DT</code>. If the type definition of this 
     * value is a list type definition, this method returns 
     * <code>LIST_DT</code>. If the type definition of this value is a list 
     * type definition whose item type is a union type definition, this 
     * method returns <code>LISTOFUNION_DT</code>. To query the actual 
     * constraint value of the list or list of union type definitions use 
     * <code>itemValueTypes</code>. If the <code>actualValue</code> is 
     * <code>null</code>, this method returns <code>UNAVAILABLE_DT</code>. 
     * @exception XSException
     *   NOT_SUPPORTED_ERR: Raised if the implementation does not support this 
     *   method.
     */
    public short getActualVCType()
                                                        throws XSException;

    /**
     * In the case the actual constraint value represents a list, i.e. the 
     * <code>actualValueType</code> is <code>LIST_DT</code>, the returned 
     * array consists of one type kind which represents the itemType. If the 
     * actual constraint value represents a list type definition whose item 
     * type is a union type definition, i.e. <code>LISTOFUNION_DT</code>, 
     * for each actual constraint value in the list the array contains the 
     * corresponding memberType kind. For examples, see 
     * <code>ItemPSVI.itemValueTypes</code>. 
     * @exception XSException
     *   NOT_SUPPORTED_ERR: Raised if the implementation does not support this 
     *   method.
     */
    public ShortList getItemValueTypes()
                                                        throws XSException;

    /**
     * An annotation if it exists, otherwise <code>null</code>. 
     */
    public XSAnnotation getAnnotation();

}