    001// Copyright 2008, 2009 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.annotations;
    016
    017import java.lang.annotation.*;
    018
    019import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.*;
    020import org.apache.tapestry5.ioc.annotations.UseWith;
    021
    022/**
    023 * Marker annotation for component methods to enable debug-level logging. Annotated methods will log method entry (with
    024 * parameters), method exit (with return value, for non-void methods) and any thrown exceptions.
    025 *
    026 * @see org.apache.tapestry5.internal.transform.LogWorker
    027 */
    028@Target(ElementType.METHOD)
    029@Retention(RetentionPolicy.RUNTIME)
    030@Documented
    031@UseWith({COMPONENT,MIXIN,PAGE})
    032public @interface Log
    033{
    034}