001/* 002 * (C) Copyright 2006-2007 Nuxeo SAS <http://nuxeo.com> and others 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the Eclipse Public License v1.0 006 * which accompanies this distribution, and is available at 007 * http://www.eclipse.org/legal/epl-v10.html 008 * 009 * Contributors: 010 * Jean-Marc Orliaguet, Chalmers 011 * 012 * $Id$ 013 */ 014 015package org.nuxeo.theme.views; 016 017import java.io.BufferedReader; 018import java.io.IOException; 019import java.io.InputStream; 020import java.io.InputStreamReader; 021import java.io.Reader; 022 023import org.apache.commons.logging.Log; 024import org.apache.commons.logging.LogFactory; 025import org.nuxeo.theme.ResourceResolver; 026import org.nuxeo.theme.rendering.RenderingInfo; 027 028public class TemplateView extends AbstractView { 029 030 private static final Log log = LogFactory.getLog(TemplateView.class); 031 032 @Override 033 public String render(final RenderingInfo info) { 034 final ViewType viewType = getViewType(); 035 final String template = viewType.getTemplate(); 036 return getTemplateContent(template); 037 } 038 039 public String getTemplateContent(final String template) { 040 String result = ""; 041 InputStream is = null; 042 try { 043 // checks through FacesResourceResolver 044 is = ResourceResolver.getInstance().getResourceAsStream(template); 045 if (is == null) { 046 log.warn("Template file not found: " + template); 047 } else { 048 Reader in = null; 049 try { 050 in = new BufferedReader(new InputStreamReader(is)); 051 StringBuilder rendered = new StringBuilder(); 052 int ch; 053 while ((ch = in.read()) > -1) { 054 rendered.append((char) ch); 055 } 056 result = rendered.toString(); 057 } catch (IOException e) { 058 log.error(e, e); 059 } finally { 060 if (in != null) { 061 in.close(); 062 } 063 } 064 } 065 } catch (IOException e) { 066 log.error(e, e); 067 } finally { 068 if (is != null) { 069 try { 070 is.close(); 071 } catch (IOException e) { 072 log.error(e, e); 073 } finally { 074 is = null; 075 } 076 } 077 } 078 return result.trim(); 079 } 080}