001// Copyright 2008 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.internal.renderers;
016
017import org.apache.tapestry5.ComponentResources;
018import org.apache.tapestry5.MarkupWriter;
019import org.apache.tapestry5.commons.Location;
020import org.apache.tapestry5.ioc.annotations.Primary;
021import org.apache.tapestry5.services.ObjectRenderer;
022
023/**
024 * Renders {@link ComponentResources} instance, showing the complete id and the class name and the location (if a
025 * location is available, it won't be for pages).
026 */
027public class ComponentResourcesRenderer implements ObjectRenderer<ComponentResources>
028{
029    private final ObjectRenderer masterRenderer;
030
031    public ComponentResourcesRenderer(@Primary ObjectRenderer masterRenderer)
032    {
033        this.masterRenderer = masterRenderer;
034    }
035
036    public void render(ComponentResources object, MarkupWriter writer)
037    {
038        writer.writef("%s (class %s)", object.getCompleteId(), object.getComponentModel().getComponentClassName());
039
040        Location location = object.getLocation();
041
042        if (location != null)
043        {
044            writer.element("br");
045            writer.end();
046
047            masterRenderer.render(location, writer);
048        }
049    }
050}