    001// Copyright 2007, 2008, 2010, 2012 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.services;
    016
    017import org.apache.tapestry5.json.JSONObject;
    018import org.apache.tapestry5.services.ComponentEventResultProcessor;
    019
    020import java.io.IOException;
    021
    022/**
    023 * Implementation of {@link ComponentEventResultProcessor} for {@link org.apache.tapestry5.json.JSONObject}, allowing a
    024 * component event handler to return a JSONObject that will be sent directly to the client as the reply. This is often
    025 * used with custom components that need a custom JSON response.
    026 */
    027public class JSONObjectEventResultProcessor implements ComponentEventResultProcessor<JSONObject>
    028{
    029    private final AjaxPartialResponseRenderer ajaxPartialResponseRenderer;
    030
    031    public JSONObjectEventResultProcessor(AjaxPartialResponseRenderer ajaxPartialResponseRenderer)
    032    {
    033        this.ajaxPartialResponseRenderer = ajaxPartialResponseRenderer;
    034    }
    035
    036    public void processResultValue(JSONObject value) throws IOException
    037    {
    038        ajaxPartialResponseRenderer.renderPartialPageMarkup(value);
    039    }
    040}