001// Copyright 2006, 2007, 2008, 2009, 2010 The Apache Software Foundation 002// 003// Licensed under the Apache License, Version 2.0 (the "License"); 004// you may not use this file except in compliance with the License. 005// You may obtain a copy of the License at 006// 007// http://www.apache.org/licenses/LICENSE-2.0 008// 009// Unless required by applicable law or agreed to in writing, software 010// distributed under the License is distributed on an "AS IS" BASIS, 011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012// See the License for the specific language governing permissions and 013// limitations under the License. 014 015package org.apache.tapestry5.ioc.internal.services; 016 017import org.apache.tapestry5.ioc.annotations.PreventServiceDecoration; 018import org.apache.tapestry5.ioc.services.AspectDecorator; 019import org.apache.tapestry5.ioc.services.AspectInterceptorBuilder; 020import org.apache.tapestry5.ioc.services.LoggingAdvisor; 021import org.apache.tapestry5.ioc.services.LoggingDecorator; 022import org.slf4j.Logger; 023 024@PreventServiceDecoration 025public class LoggingDecoratorImpl implements LoggingDecorator 026{ 027 private final AspectDecorator aspectDecorator; 028 029 private final LoggingAdvisor advisor; 030 031 public LoggingDecoratorImpl(AspectDecorator aspectDecorator, LoggingAdvisor advisor) 032 { 033 this.aspectDecorator = aspectDecorator; 034 this.advisor = advisor; 035 } 036 037 @Override 038 public <T> T build(Class<T> serviceInterface, T delegate, String serviceId, final Logger logger) 039 { 040 AspectInterceptorBuilder<T> builder = aspectDecorator.createBuilder(serviceInterface, delegate, String.format( 041 "<Logging interceptor for %s(%s)>", serviceId, serviceInterface.getName())); 042 advisor.addLoggingAdvice(logger, builder); 043 044 return builder.build(); 045 } 046 047}