| /******************************************************************************* |
| * Copyright (c) 2010 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v1.0, which accompanies this distribution |
| * and is available at http://www.eclipse.org/legal/epl-v10.html. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.core.context; |
| |
| /** |
| * Named context node that may have collisions with or override other nodes |
| * with the same name defined elsewhere in the persistence unit |
| * (e.g. sequence generators). |
| * <p> |
| * Provisional API: This interface is part of an interim API that is still |
| * under development and expected to change significantly before reaching |
| * stability. It is available at this early stage to solicit feedback from |
| * pioneering adopters on the understanding that any code that uses this API |
| * will almost certainly be broken (repeatedly) as the API evolves. |
| */ |
| public interface JpaNamedContextNode<T> |
| extends JpaContextNode |
| { |
| // ********** name ********** |
| |
| String getName(); |
| String NAME_PROPERTY = "name"; //$NON-NLS-1$ |
| void setName(String name); |
| |
| |
| // ********** validation ********** |
| |
| /** |
| * Return whether the node "overrides" the specified node |
| * within the nodes' persistence unit. |
| * (e.g. a query defined in <code>orm.xml</code> |
| * "overrides" one defined in a Java annotation). |
| * |
| * @see #duplicates(Object) |
| */ |
| boolean overrides(T other); |
| |
| /** |
| * Return whether the node is a "duplicate" of the specified node. |
| * Two nodes are duplicates if they both have the same, |
| * non-null name and neither node "overrides" the other. |
| * |
| * @see #overrides(Object) |
| */ |
| boolean duplicates(T other); |
| } |