    001    // Copyright 2007, 2011 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
    015    package org.apache.tapestry5.corelib.components;
    016
    017    import org.apache.tapestry5.MarkupWriter;
    018    import org.apache.tapestry5.beaneditor.PropertyModel;
    019    import org.apache.tapestry5.corelib.base.AbstractPropertyOutput;
    020
    021    /**
    022     * Outputs a single property value. Overrides for individual properties come from block parameters whose name matches
    023     * the {@linkplain PropertyModel#getId() property id}. This component is rarely used on its own, but is a critical piece
    024     * of the {@link BeanDisplay} component.
    025     *
    026     * @tapestrydoc
    027     */
    028    public class PropertyDisplay extends AbstractPropertyOutput
    029    {
    030        Object beginRender(MarkupWriter writer)
    031        {
    032            return renderPropertyValue(writer, getPropertyModel().getId());
    033        }
    034    }