| /** |
| * |
| * 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.xbean.recipe; |
| |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| |
| public class DefaultRepository implements Repository { |
| /** |
| * The unmarshaled object instances by name. |
| */ |
| private final SortedMap<String, Object> instances = new TreeMap<String, Object>(); |
| |
| /** |
| * Does this repository contain a object with the specified name. |
| * |
| * @param name the unique name of the object instance |
| * @return true if this repository contain a object with the specified name |
| */ |
| public boolean contains(String name) { |
| return instances.containsKey(name); |
| } |
| |
| /** |
| * Gets the object or recipe with the specified name from this repository. |
| * |
| * @param name the unique name of the object instance |
| * @return the object instance, a recipe to build the object or null |
| */ |
| public Object get(String name) { |
| return instances.get(name); |
| } |
| |
| /** |
| * Add an object instance to this repository. |
| * |
| * @param name the unique name of the instance |
| * @param instance the instance |
| * @throws ConstructionException if another object instance is already registered with the name |
| */ |
| public void add(String name, Object instance) { |
| if (instances.containsKey(name) && !(instances.get(name) instanceof Recipe)) { |
| throw new ConstructionException("Name " + name + " is already registered to instance " + instance); |
| } |
| instances.put(name, instance); |
| } |
| } |