| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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. |
| * |
| */ |
| package utils; |
| |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| import org.w3c.dom.Element; |
| import org.apache.xml.serialize.TextSerializer; |
| import org.apache.xml.serialize.XMLSerializer; |
| import org.apache.xml.serialize.OutputFormat; |
| import org.xml.sax.SAXException; |
| |
| import javax.xml.parsers.DocumentBuilderFactory; |
| import javax.xml.parsers.DocumentBuilder; |
| import java.io.Writer; |
| import java.io.IOException; |
| import java.io.File; |
| |
| public class DocumentUtils |
| { |
| private DocumentUtils() |
| { |
| } |
| |
| public static DocumentBuilder getBuilder(boolean ignoreComments, boolean validating, boolean ignoreContentWhitespace, boolean isNamespaceAware) |
| { |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| factory.setIgnoringComments(ignoreComments); |
| factory.setValidating(validating); |
| factory.setIgnoringElementContentWhitespace(ignoreContentWhitespace); |
| factory.setNamespaceAware(isNamespaceAware); |
| |
| DocumentBuilder builder = null; |
| |
| try |
| { |
| builder = factory.newDocumentBuilder(); |
| } |
| catch (Exception ex) |
| { |
| ex.printStackTrace(); |
| } |
| |
| return builder; |
| } |
| |
| public static Document newDocument() |
| { |
| DocumentBuilder builder = getBuilder(false, false, false, true); |
| return builder.newDocument(); |
| } |
| |
| public static Document parseDocument(String path) throws SAXException, IOException |
| { |
| return parseDocument(path, getBuilder(false, false, false, true)); |
| } |
| |
| public static Document parseDocument(String path, DocumentBuilder builder) throws SAXException, IOException |
| { |
| Document doc = builder.parse(path); |
| return doc; |
| } |
| |
| public static Document parseDocument(File file) throws SAXException, IOException |
| { |
| return parseDocument(file, getBuilder(false, false, false, true)); |
| } |
| |
| public static Document parseDocument(File file, DocumentBuilder builder) throws SAXException, IOException |
| { |
| Document doc = builder.parse(file); |
| return doc; |
| } |
| |
| public static void writeDocument(Document doc, Writer writer) throws IOException |
| { |
| writeDocument(doc, writer, null); |
| } |
| |
| public static void writeDocument(Document doc, Writer writer, OutputFormat outputFormat) throws IOException |
| { |
| XMLSerializer serializer; |
| |
| if (outputFormat != null) |
| serializer = new XMLSerializer(outputFormat); |
| else |
| serializer = new XMLSerializer(); |
| |
| serializer.setOutputCharStream(writer); |
| serializer.serialize(doc); |
| } |
| |
| public static Element getFirstChild(Element element, String childName) |
| { |
| Element e = null; |
| |
| NodeList nl = element.getElementsByTagName(childName); |
| if (nl != null) |
| { |
| e = (Element)nl.item(0); |
| } |
| |
| return e; |
| } |
| |
| public static Element getFirstChildByNS(Element node, String ns, String localName) |
| { |
| Element e = null; |
| |
| NodeList nl = node.getElementsByTagNameNS(ns, localName); |
| if (nl != null) |
| { |
| e = (Element)nl.item(0); |
| } |
| |
| return e; |
| } |
| |
| public static void removeChildren(Node parent, NodeList nodelist) |
| { |
| for (int i = 0; i < nodelist.getLength(); i++) |
| { |
| parent.removeChild(nodelist.item(i)); |
| } |
| } |
| |
| |
| } |