    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}