| /* |
| * Copyright 2012-present Facebook, 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.facebook.buck.util; |
| |
| import com.google.common.base.Throwables; |
| import com.google.common.io.Files; |
| |
| import org.w3c.dom.Document; |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXException; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| import javax.xml.parsers.ParserConfigurationException; |
| |
| public class XmlDomParser { |
| |
| public static Document parse(File xml) throws IOException { |
| return parse(Files.newInputStreamSupplier(xml).getInput()); |
| } |
| |
| public static Document parse(String xmlContents) throws IOException { |
| return parse(new ByteArrayInputStream(xmlContents.getBytes())); |
| } |
| |
| public static Document parse(InputStream stream) throws IOException { |
| return parse(new InputSource(stream), /* namespaceAware */ false); |
| } |
| |
| public static Document parse(InputSource xml, boolean namespaceAware) throws IOException { |
| DocumentBuilder docBuilder; |
| try { |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| if (namespaceAware) { |
| factory.setNamespaceAware(namespaceAware); |
| } |
| docBuilder = factory.newDocumentBuilder(); |
| } catch (ParserConfigurationException e) { |
| throw Throwables.propagate(e); |
| } |
| |
| Document doc; |
| try { |
| doc = docBuilder.parse(xml); |
| } catch (SAXException e) { |
| throw Throwables.propagate(e); |
| } |
| |
| return doc; |
| } |
| } |