| 1 | /** |
| 2 | * Copyright (C) 2006 NetMind Consulting Bt. |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 3 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Lesser General Public |
| 15 | * License along with this library; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | */ |
| 18 | |
| 19 | package hu.netmind.beankeeper.type.impl; |
| 20 | |
| 21 | import hu.netmind.beankeeper.type.TypeHandlerTracker; |
| 22 | import hu.netmind.beankeeper.type.TypeHandler; |
| 23 | import hu.netmind.beankeeper.service.StoreContext; |
| 24 | import java.util.*; |
| 25 | |
| 26 | /** |
| 27 | * This tracker manages custom type handlers, such as Collection and |
| 28 | * Map handlers. It is possible to register other handlers. |
| 29 | * @author Brautigam Robert |
| 30 | * @version Revision: $Revision$ |
| 31 | */ |
| 32 | public class TypeHandlerTrackerImpl implements TypeHandlerTracker |
| 33 | { |
| 34 | private HashMap handlers; |
| 35 | |
| 36 | private StoreContext context = null; // Injected |
| 37 | |
| 38 | public void init(Map parameters) |
| 39 | { |
| 40 | handlers = new HashMap(); |
| 41 | } |
| 42 | |
| 43 | public void release() |
| 44 | { |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Register a type handler for a given type. |
| 49 | */ |
| 50 | public void registerHandler(Class type, TypeHandler handler) |
| 51 | { |
| 52 | context.injectServices(handler); |
| 53 | handlers.put(type,handler); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Get the current handler for a given type. |
| 58 | */ |
| 59 | public TypeHandler getHandler(Class type) |
| 60 | { |
| 61 | return (TypeHandler) handlers.get(type); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Returns whether there is a handler set for the given type. |
| 66 | */ |
| 67 | public boolean isHandled(Class type) |
| 68 | { |
| 69 | return getHandler(type) != null; |
| 70 | } |
| 71 | |
| 72 | } |
| 73 | |
| 74 | |