| /* |
| * Copyright (c) 2011, 2018 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Linda DeMichiel - Java Persistence 2.1 |
| |
| package javax.persistence; |
| |
| import java.util.Map; |
| |
| /** |
| * Represents an attribute node of an entity graph. |
| * |
| * @param <T> The type of the attribute. |
| * |
| * @see EntityGraph |
| * @see Subgraph |
| * @see NamedAttributeNode |
| * |
| * @since Java Persistence 2.1 |
| */ |
| public interface AttributeNode<T> { |
| |
| /** |
| * Return the name of the attribute corresponding to the |
| * attribute node. |
| * @return name of the attribute |
| */ |
| public String getAttributeName(); |
| |
| /** |
| * Return the Map<Class, Subgraph> of subgraphs associated |
| * with this attribute node. |
| * @return Map of subgraphs associated with this attribute node |
| * or empty Map if none have been defined |
| */ |
| public Map<Class, Subgraph> getSubgraphs(); |
| |
| /** |
| * Return the Map<Class, Subgraph> of subgraphs associated |
| * with this attribute node's map key. |
| * @return Map of subgraphs associated with this attribute |
| * node's map key or empty Map if none have been defined |
| */ |
| public Map<Class, Subgraph> getKeySubgraphs(); |
| } |
| |