/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.axiom.core;

/**
 * Represents a namespace declaration information item.
 */
public interface CoreNamespaceDeclaration extends CoreAttribute {
    void init(String prefix, String namespaceURI, Object namespaceHelper);
    
    /**
     * Get the prefix declared by this namespace declaration.
     * 
     * @return the prefix, or the empty string if this namespace declaration defines the default
     *         namespace
     */
    String coreGetDeclaredPrefix();
    
    void coreSetDeclaredNamespace(String prefix, String namespaceURI);
}