Here you can find the source of createDocument()
public static Document createDocument()
//package com.java2s; /*/*w w w . jav a 2 s . c o m*/ * Copyright (C) 2010 Trustees of the University of Pennsylvania * * 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. */ import java.io.IOException; import java.io.InputStream; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import org.w3c.dom.Document; import org.xml.sax.InputSource; import org.xml.sax.SAXException; public class Main { /** * Returns a new {@code Document}. * * @return a new {@code Document} */ public static Document createDocument() { Document doc = null; try { DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder; builder = builderFactory.newDocumentBuilder(); doc = builder.newDocument(); } catch (ParserConfigurationException e) { e.printStackTrace(); } return doc; } /** * Returns a new {@code Document}, the result of parsing {@code in}. * * @param in * @return a new {@code Document}, the result of parsing {@code in} */ public static Document createDocument(InputStream in) { Document document = null; try { DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = builderFactory.newDocumentBuilder(); document = builder.parse(in); } catch (IOException e) { e.printStackTrace(); } catch (ParserConfigurationException e) { e.printStackTrace(); } catch (SAXException e) { e.printStackTrace(); } return document; } /** * Returns a new {@code Document}, the result of parsing {@code in}. * * @param in * @return a new {@code Document}, the result of parsing {@code in} */ public static Document createDocument(InputSource in) { Document document = null; try { DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = builderFactory.newDocumentBuilder(); document = builder.parse(in); } catch (IOException e) { e.printStackTrace(); } catch (ParserConfigurationException e) { e.printStackTrace(); } catch (SAXException e) { e.printStackTrace(); } return document; } }