| /* |
| * Copyright 2010 Google Inc. |
| * |
| * Licensed 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 com.google.gwt.text.shared; |
| |
| import com.google.gwt.safehtml.shared.SafeHtml; |
| import com.google.gwt.safehtml.shared.SafeHtmlBuilder; |
| import com.google.gwt.safehtml.shared.SafeHtmlUtils; |
| |
| /** |
| * A simple {@link SafeHtmlRenderer} implementation that calls |
| * {@link SafeHtmlUtils#fromString(String)} to escape its arguments. |
| */ |
| public class SimpleSafeHtmlRenderer implements SafeHtmlRenderer<String> { |
| |
| private static SimpleSafeHtmlRenderer instance; |
| |
| public static SimpleSafeHtmlRenderer getInstance() { |
| if (instance == null) { |
| instance = new SimpleSafeHtmlRenderer(); |
| } |
| return instance; |
| } |
| |
| private SimpleSafeHtmlRenderer() { |
| } |
| |
| public SafeHtml render(String object) { |
| return (object == null) ? SafeHtmlUtils.EMPTY_SAFE_HTML : SafeHtmlUtils.fromString(object); |
| } |
| |
| public void render(String object, SafeHtmlBuilder appendable) { |
| appendable.append(SafeHtmlUtils.fromString(object)); |
| } |
| } |