Here you can find the source of parseDoc(final InputStream is)
public static Document parseDoc(final InputStream is) throws ParserConfigurationException, SAXException, IOException
//package com.java2s; /**/*w w w . ja v a 2 s.c o m*/ * Copyright 2005-2014 Red Hat, Inc. * * Red Hat licenses this file to you 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. */ import org.w3c.dom.Document; import org.xml.sax.InputSource; import org.xml.sax.SAXException; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import java.io.*; public class Main { public static Document parseDoc(File xmlFile) throws ParserConfigurationException, SAXException, IOException { return parseDoc(new FileInputStream(xmlFile)); } public static Document parseDoc(final InputStream is) throws ParserConfigurationException, SAXException, IOException { try { BufferedInputStream in = new BufferedInputStream(is); DocumentBuilderFactory factory = DocumentBuilderFactory .newInstance(); DocumentBuilder builder = factory.newDocumentBuilder(); InputSource source = new InputSource(in); return builder.parse(source); } finally { is.close(); } } }