| /******************************************************************************* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| *******************************************************************************/ |
| package org.ofbiz.webapp.view; |
| |
| import java.io.IOException; |
| import java.io.OutputStreamWriter; |
| import java.io.Writer; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletOutputStream; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.ofbiz.base.util.GeneralException; |
| import org.ofbiz.base.util.UtilJ2eeCompat; |
| import org.ofbiz.webapp.view.AbstractViewHandler; |
| |
| /** |
| * Handles JPublish type view rendering |
| */ |
| public class JPublishViewHandler extends AbstractViewHandler { |
| |
| public static final String module = JPublishViewHandler.class.getName(); |
| |
| protected ServletContext servletContext = null; |
| protected JPublishWrapper wrapper = null; |
| |
| /** |
| * @see org.ofbiz.webapp.view.ViewHandler#init(javax.servlet.ServletContext) |
| */ |
| public void init(ServletContext context) throws ViewHandlerException { |
| this.servletContext = context; |
| this.wrapper = (JPublishWrapper) context.getAttribute("jpublishWrapper"); |
| if (this.wrapper == null) { |
| this.wrapper = new JPublishWrapper(servletContext); |
| } |
| |
| // make sure it loaded |
| if (this.wrapper == null) |
| throw new ViewHandlerException("JPublishWrapper not created"); |
| } |
| |
| /** |
| * @see org.ofbiz.webapp.view.ViewHandler#render(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse) |
| */ |
| public void render(String name, String page, String info, String contentType, String encoding, HttpServletRequest request, HttpServletResponse response) throws ViewHandlerException { |
| Writer writer = null; |
| try { |
| // use UtilJ2eeCompat to get this setup properly |
| boolean useOutputStreamNotWriter = false; |
| if (this.servletContext != null) { |
| useOutputStreamNotWriter = UtilJ2eeCompat.useOutputStreamNotWriter(this.servletContext); |
| } |
| if (useOutputStreamNotWriter) { |
| ServletOutputStream ros = response.getOutputStream(); |
| writer = new OutputStreamWriter(ros, "UTF-8"); |
| } else { |
| writer = response.getWriter(); |
| } |
| wrapper.render(page, request, response, writer, null, true); |
| } catch (IOException e) { |
| throw new ViewHandlerException("Problems with the response writer/output stream", e); |
| } catch (GeneralException e) { |
| throw new ViewHandlerException("Cannot render page", e); |
| } |
| } |
| } |
| |