| /* |
| * Copyright 2008 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.benchmarks.viewer.server; |
| |
| import com.google.gwt.benchmarks.viewer.client.Category; |
| import com.google.gwt.benchmarks.viewer.client.Report; |
| |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| import java.text.DateFormat; |
| import java.text.ParseException; |
| import java.util.ArrayList; |
| import java.util.Date; |
| import java.util.List; |
| |
| /** |
| * Hydrates a Report from its XML representation. |
| */ |
| class ReportXml { |
| |
| /** |
| * Hydrates a Report from its XML representation. |
| * |
| * @param element The XML element to hydrate from. |
| * @return a new report (with null id) |
| */ |
| public static Report fromXml(Element element) { |
| |
| Report report = new Report(); |
| String dateString = element.getAttribute("date"); |
| |
| try { |
| DateFormat format = DateFormat.getDateTimeInstance(); |
| Date d = format.parse(dateString); |
| report.setDate(d); |
| report.setDateString(format.format(d)); |
| } catch (ParseException e) { |
| // let date remain null if it doesn't parse correctly |
| } |
| |
| report.setGwtVersion(element.getAttribute("gwt_version")); |
| |
| List<Element> children = getElementChildren(element, "category"); |
| report.setCategories(new ArrayList<Category>(children.size())); |
| for (int i = 0; i < children.size(); ++i) { |
| report.getCategories().add(CategoryXml.fromXml(children.get(i))); |
| } |
| |
| return report; |
| } |
| |
| static Element getElementChild(Element e, String name) { |
| NodeList children = e.getElementsByTagName(name); |
| return children.getLength() == 0 ? null : (Element) children.item(0); |
| } |
| |
| static List<Element> getElementChildren(Element e, String name) { |
| NodeList children = e.getElementsByTagName(name); |
| int numElements = children.getLength(); |
| List<Element> elements = new ArrayList<Element>(numElements); |
| for (int i = 0; i < children.getLength(); ++i) { |
| Node n = children.item(i); |
| elements.add((Element) n); |
| } |
| return elements; |
| } |
| |
| static String getText(Element e) { |
| Node n = e.getFirstChild(); |
| return n == null ? null : n.getNodeValue(); |
| } |
| } |