| /* |
| * 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.client; |
| |
| import com.google.gwt.i18n.client.NumberFormat; |
| import com.google.gwt.text.shared.AbstractRenderer; |
| import com.google.gwt.text.shared.Renderer; |
| |
| /** |
| * A localized renderer based on {@link NumberFormat#getDecimalFormat}. |
| */ |
| public class IntegerRenderer extends AbstractRenderer<Integer> { |
| private static IntegerRenderer INSTANCE; |
| |
| /** |
| * Returns the instance. |
| */ |
| public static Renderer<Integer> instance() { |
| if (INSTANCE == null) { |
| INSTANCE = new IntegerRenderer(); |
| } |
| return INSTANCE; |
| } |
| |
| protected IntegerRenderer() { |
| } |
| |
| public String render(Integer object) { |
| if (null == object) { |
| return ""; |
| } |
| |
| return NumberFormat.getDecimalFormat().format(object); |
| } |
| } |