| /* |
| * 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.qi4j.runtime.composite; |
| |
| import java.lang.reflect.AccessibleObject; |
| import java.util.Map; |
| import org.qi4j.api.property.Property; |
| import org.qi4j.api.property.StateHolder; |
| |
| /** |
| * TODO |
| */ |
| public final class TransientStateInstance |
| implements StateHolder |
| { |
| private final Map<AccessibleObject, Property<?>> properties; |
| |
| public TransientStateInstance( Map<AccessibleObject, Property<?>> properties |
| ) |
| { |
| this.properties = properties; |
| } |
| |
| @Override |
| @SuppressWarnings( "unchecked" ) |
| public <T> Property<T> propertyFor( AccessibleObject accessor ) |
| throws IllegalArgumentException |
| { |
| Property<T> property = (Property<T>) properties.get( accessor ); |
| |
| if( property == null ) |
| { |
| throw new IllegalArgumentException( "No such property:" + accessor ); |
| } |
| |
| return property; |
| } |
| |
| @Override |
| public Iterable<Property<?>> properties() |
| { |
| return properties.values(); |
| } |
| } |