| /* |
| * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.reflect.generics.repository; |
| |
| import sun.reflect.generics.factory.GenericsFactory; |
| import sun.reflect.generics.tree.Tree; |
| import sun.reflect.generics.visitor.Reifier; |
| |
| |
| /** |
| * Abstract superclass for representing the generic type information for |
| * a reflective entity. |
| * The code is not dependent on a particular reflective implementation. |
| * It is designed to be used unchanged by at least core reflection and JDI. |
| */ |
| public abstract class AbstractRepository<T extends Tree> { |
| |
| // A factory used to produce reflective objects. Provided when the |
| //repository is created. Will vary across implementations. |
| private final GenericsFactory factory; |
| |
| private final T tree; // the AST for the generic type info |
| |
| //accessors |
| private GenericsFactory getFactory() { return factory;} |
| |
| /** |
| * Accessor for {@code tree}. |
| * @return the cached AST this repository holds |
| */ |
| protected T getTree(){ return tree;} |
| |
| /** |
| * Returns a {@code Reifier} used to convert parts of the |
| * AST into reflective objects. |
| * @return a {@code Reifier} used to convert parts of the |
| * AST into reflective objects |
| */ |
| protected Reifier getReifier(){return Reifier.make(getFactory());} |
| |
| /** |
| * Constructor. Should only be used by subclasses. Concrete subclasses |
| * should make their constructors private and provide public factory |
| * methods. |
| * @param rawSig - the generic signature of the reflective object |
| * that this repository is servicing |
| * @param f - a factory that will provide instances of reflective |
| * objects when this repository converts its AST |
| */ |
| protected AbstractRepository(String rawSig, GenericsFactory f) { |
| tree = parse(rawSig); |
| factory = f; |
| } |
| |
| /** |
| * Returns the AST for the generic type info of this entity. |
| * @param s - a string representing the generic signature of this |
| * entity |
| * @return the AST for the generic type info of this entity. |
| */ |
| protected abstract T parse(String s); |
| } |