| /* |
| * Copyright (c) 2008, Rickard Öberg. All Rights Reserved. |
| * |
| * Licensed 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.injection; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import org.qi4j.api.composite.InjectedMethodDescriptor; |
| import org.qi4j.bootstrap.InjectionException; |
| import org.qi4j.functional.HierarchicalVisitor; |
| import org.qi4j.functional.VisitableHierarchy; |
| |
| /** |
| * JAVADOC |
| */ |
| public final class InjectedMethodModel |
| implements InjectedMethodDescriptor, Dependencies, VisitableHierarchy<Object, Object> |
| { |
| // Model |
| private Method method; |
| private InjectedParametersModel parameters; |
| |
| public InjectedMethodModel( Method method, InjectedParametersModel parameters ) |
| { |
| this.method = method; |
| this.method.setAccessible( true ); |
| this.parameters = parameters; |
| } |
| |
| @Override |
| public Method method() |
| { |
| return method; |
| } |
| |
| @Override |
| public Iterable<DependencyModel> dependencies() |
| { |
| return parameters.dependencies(); |
| } |
| |
| // Context |
| public void inject( InjectionContext context, Object instance ) |
| throws InjectionException |
| { |
| Object[] params = parameters.newParametersInstance( context ); |
| try |
| { |
| if( !method.isAccessible() ) |
| { |
| method.setAccessible( true ); |
| } |
| method.invoke( instance, params ); |
| } |
| catch( IllegalAccessException e ) |
| { |
| throw new InjectionException( e ); |
| } |
| catch( InvocationTargetException e ) |
| { |
| throw new InjectionException( e.getTargetException() ); |
| } |
| } |
| |
| @Override |
| public <ThrowableType extends Throwable> boolean accept( HierarchicalVisitor<? super Object, ? super Object, ThrowableType> visitor ) |
| throws ThrowableType |
| { |
| if( visitor.visitEnter( this ) ) |
| { |
| parameters.accept( visitor ); |
| } |
| return visitor.visitLeave( this ); |
| } |
| } |