org.w3c.dom.Element.getElementsByTagName()方法的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
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本文整理了Java中org.w3c.dom.Element.getElementsByTagName()方法的一些代码示例，展示了Element.getElementsByTagName()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Element.getElementsByTagName()方法的具体详情如下：
包路径：org.w3c.dom.Element
类名称：Element
方法名：getElementsByTagName

Element.getElementsByTagName介绍

[英]Returns a NodeList of all descendant Elements with a given tag name, in document order.
[中]按文档顺序返回具有给定标记名的所有子体Elements的NodeList。

代码示例

代码示例来源：origin: stackoverflow.com

  1. private String getTextValue(String def, Element doc, String tag) {
  2.   String value = def;
  3.   NodeList nl;
  4.   nl = doc.getElementsByTagName(tag);
  5.   if (nl.getLength() > 0 && nl.item(0).hasChildNodes()) {
  6.     value = nl.item(0).getFirstChild().getNodeValue();
  7.   }
  8.   return value;
  9. }

代码示例来源：origin: libgdx/libgdx

  1. private void addToDependencyMapFromXML (Map<String, List<ExternalExtensionDependency>> dependencies, Element eElement, String platform) {
  2.   if (eElement.getElementsByTagName(platform).item(0) != null) {
  3.     Element project = (Element)eElement.getElementsByTagName(platform).item(0);
  4.     ArrayList<ExternalExtensionDependency> deps = new ArrayList<ExternalExtensionDependency>();
  5.     if (project.getTextContent().trim().equals("")) {
  6.       // No dependencies required
  7.     } else if (project.getTextContent().trim().equals("null")) {
  8.       // Not supported
  9.       deps = null;
  10.     } else {
  11.       NodeList nList = project.getElementsByTagName("dependency");
  12.       for (int i = 0; i < nList.getLength(); i++) {
  13.         Node nNode = nList.item(i);
  14.         if (nNode.getNodeType() == Node.ELEMENT_NODE) {
  15.           Element dependencyNode = (Element)nNode;
  16.           boolean external = Boolean.parseBoolean(dependencyNode.getAttribute("external"));
  17.           deps.add(new ExternalExtensionDependency(dependencyNode.getTextContent(), external));
  18.         }
  19.       }
  20.     }
  21.     dependencies.put(platform, deps);
  22.   }
  23. }

代码示例来源：origin: stackoverflow.com

  1. DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
  2.  DocumentBuilder db = dbf.newDocumentBuilder();
  3.  Document dom = db.parse("file.xml");
  4.  Element docEle = dom.getDocumentElement();
  5.  NodeList nl = docEle.getChildNodes();
  6.  if (nl != null) {
  7.    int length = nl.getLength();
  8.    for (int i = 0; i < length; i++) {
  9.      if (nl.item(i).getNodeType() == Node.ELEMENT_NODE) {
  10.        Element el = (Element) nl.item(i);
  11.        if (el.getNodeName().contains("staff")) {
  12.          String name = el.getElementsByTagName("name").item(0).getTextContent();
  13.          String phone = el.getElementsByTagName("phone").item(0).getTextContent();
  14.          String email = el.getElementsByTagName("email").item(0).getTextContent();
  15.          String area = el.getElementsByTagName("area").item(0).getTextContent();
  16.          String city = el.getElementsByTagName("city").item(0).getTextContent();
  17.        }
  18.      }
  19.    }
  20.  }

代码示例来源：origin: marytts/marytts

  1. /**
  2.  * @param xmlDescription
  3.  *            xmlDescription
  4.  * @throws NullPointerException
  5.  *             NullPointerException
  6.  * @throws MalformedURLException
  7.  *             MalformedURLException
  8.  */
  9. public VoiceComponentDescription(Element xmlDescription) throws NullPointerException, MalformedURLException {
  10.   super(xmlDescription);
  11.   this.gender = xmlDescription.getAttribute("gender");
  12.   this.type = xmlDescription.getAttribute("type");
  13.   Element dependsElement = (Element) xmlDescription.getElementsByTagName("depends").item(0);
  14.   this.dependsLanguage = dependsElement.getAttribute("language");
  15.   this.dependsVersion = dependsElement.getAttribute("version");
  16. }

代码示例来源：origin: aragozin/jvm-tools

  1. public void generate(Writer output) throws IOException {
  2.   Document doc = (Document) template.cloneNode(true);
  3.   transformHead((Element) doc.getDocumentElement().getElementsByTagName("head").item(0));
  4.   transformBody((Element) doc.getDocumentElement().getElementsByTagName("body").item(0));
  5.   encodeDocument(doc, output);
  6. }

代码示例来源：origin: aws/aws-sdk-java

  1. private static String getChildElementValue(
  2.     final String tagName,
  3.     final Element element) {
  4.   Node tagNode = element.getElementsByTagName(tagName).item(0);
  5.   if ( tagNode == null )
  6.     return null;
  7.   NodeList nodes= tagNode.getChildNodes();
  8.   Node node = (Node)nodes.item(0); 
  9.    return node.getNodeValue();    
  10. }

代码示例来源：origin: AsyncHttpClient/async-http-client

  1. private void parse(Document document) {
  2.  Element element = document.getDocumentElement();
  3.  NodeList statusNode = element.getElementsByTagName("status");
  4.  for (int i = 0; i < statusNode.getLength(); i++) {
  5.   Node node = statusNode.item(i);
  6.   String value = node.getFirstChild().getNodeValue();
  7.   int statusCode = Integer.valueOf(value.substring(value.indexOf(" "), value.lastIndexOf(" ")).trim());
  8.   String statusText = value.substring(value.lastIndexOf(" "));
  9.   status = new HttpStatusWrapper(status, statusText, statusCode);
  10.  }
  11. }

代码示例来源：origin: alibaba/cobar

  1. private static Element findPropertyByName(Element bean, String name) {
  2.   NodeList propertyList = bean.getElementsByTagName("property");
  3.   for (int j = 0, m = propertyList.getLength(); j < m; ++j) {
  4.     Node node = propertyList.item(j);
  5.     if (node instanceof Element) {
  6.       Element p = (Element) node;
  7.       if (name.equals(p.getAttribute("name"))) {
  8.         return p;
  9.       }
  10.     }
  11.   }
  12.   return null;
  13. }

代码示例来源：origin: stackoverflow.com

  1. protected String getString(String tagName, Element element) {
  2.    NodeList list = element.getElementsByTagName(tagName);
  3.    if (list != null && list.getLength() > 0) {
  4.      NodeList subList = list.item(0).getChildNodes();
  5.      if (subList != null && subList.getLength() > 0) {
  6.        return subList.item(0).getNodeValue();
  7.      }
  8.    }
  9.    return null;
  10.  }

代码示例来源：origin: marytts/marytts

  1. /**
  2.  * @param xmlDescription
  3.  *            xmlDescription
  4.  * @throws NullPointerException
  5.  *             NullPointerException
  6.  * @throws MalformedURLException
  7.  *             MalformedURLException
  8.  */
  9. public VoiceComponentDescription(Element xmlDescription) throws NullPointerException, MalformedURLException {
  10.   super(xmlDescription);
  11.   this.gender = xmlDescription.getAttribute("gender");
  12.   this.type = xmlDescription.getAttribute("type");
  13.   Element dependsElement = (Element) xmlDescription.getElementsByTagName("depends").item(0);
  14.   this.dependsLanguage = dependsElement.getAttribute("language");
  15.   this.dependsVersion = dependsElement.getAttribute("version");
  16. }

代码示例来源：origin: chanjarster/weixin-java-tools

  1. static String extractEncryptPart(String xml) {
  2.  try {
  3.   DocumentBuilder db = builderLocal.get();
  4.   Document document = db.parse(new InputSource(new StringReader(xml)));
  5.   Element root = document.getDocumentElement();
  6.   return root.getElementsByTagName("Encrypt").item(0).getTextContent();
  7.  } catch (Exception e) {
  8.   throw new RuntimeException(e);
  9.  }
  10. }

代码示例来源：origin: stanfordnlp/CoreNLP

  1. /**
  2.  * Reconstructs the resource from the XML file
  3.  */
  4. @SuppressWarnings("unchecked")
  5. public SsurgeonWordlist(Element rootElt) {
  6.  id = rootElt.getAttribute("id");
  7.  NodeList wordEltNL = rootElt.getElementsByTagName(WORD_ELT);
  8.  for (int i=0; i<wordEltNL.getLength(); i++) {
  9.    Node node = wordEltNL.item(i);
  10.    if (node.getNodeType() == Node.ELEMENT_NODE) {
  11.      String word = Ssurgeon.getEltText((Element) node);
  12.      words.add(word);
  13.    }
  14.  }    
  15. }

代码示例来源：origin: org.apache.hadoop/hadoop-common

  1. static String readFirstTagValue(Element e, String tag) {
  2.  NodeList nodes = e.getElementsByTagName(tag);
  3.  return (nodes.getLength() == 0)? null : nodes.item(0).getTextContent();
  4. }

代码示例来源：origin: spotbugs/spotbugs

  1. @ExpectWarning("RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE")
  2.   public String getFirstChildName(Element e) {
  3.     NodeList list = e.getElementsByTagName("child");
  4.     if(list != null) {
  5.       return ((Element)list.item(0)).getAttribute("name");
  6.     }
  7.     return null;
  8.   }
  9. }

代码示例来源：origin: stanfordnlp/CoreNLP

  1. public static List<Person> readXMLCharacterList(Document doc) {
  2.  List<Person> personList = new ArrayList<>();
  3.  NodeList characters = doc.getDocumentElement().getElementsByTagName("characters").item(0).getChildNodes();
  4.  for(int i = 0; i < characters.getLength(); i++)
  5.  {
  6.   Node child = characters.item(i);
  7.   if(child.getNodeName().equals("character")) {
  8.    String name = child.getAttributes().getNamedItem("name").getNodeValue();
  9.    char[] cName = name.toCharArray();
  10.    cName[0] = Character.toUpperCase(cName[0]);
  11.    name = new String(cName);
  12.    List<String> aliases = Arrays.asList(child.getAttributes().getNamedItem("aliases").getNodeValue().split(";"));
  13.    String gender = (child.getAttributes().getNamedItem("gender") == null) ? "" : child.getAttributes().getNamedItem("gender").getNodeValue();
  14.    personList.add(new Person(child.getAttributes().getNamedItem("name").getNodeValue(), gender, aliases));
  15.   }
  16.  }
  17.  return personList;
  18. }
  19. //write the character list to a file to work with the annotator

代码示例来源：origin: geoserver/geoserver

  1. /**
  2.  * Reads "style" elements from the catalog.xml file.
  3.  *
  4.  * <p>For each style element read, an entry of <id,filename> is created in a map.
  5.  *
  6.  * @return A map containing style <id,filename> tuples.
  7.  * @throws Exception If error processing "styles" element.
  8.  */
  9. public Map<String, String> styles() throws Exception {
  10.   Element stylesElement = ReaderUtils.getChildElement(catalog, "styles", true);
  11.   NodeList styleElements = stylesElement.getElementsByTagName("style");
  12.   Map styles = new HashMap();
  13.   for (int i = 0; i < styleElements.getLength(); i++) {
  14.     Element styleElement = (Element) styleElements.item(i);
  15.     styles.put(styleElement.getAttribute("id"), styleElement.getAttribute("filename"));
  16.   }
  17.   return styles;
  18. }

代码示例来源：origin: pentaho/pentaho-kettle

  1. public String getSample( String strFunctionName, String strFunctionNameWithArgs ) {
  2.  String sRC = "// Sorry, no Script available for " + strFunctionNameWithArgs;
  3.  NodeList nl = dom.getElementsByTagName( "jsFunction" );
  4.  for ( int i = 0; i < nl.getLength(); i++ ) {
  5.   if ( nl.item( i ).getAttributes().getNamedItem( "name" ).getNodeValue().equals( strFunctionName ) ) {
  6.    Node elSample = ( (Element) nl.item( i ) ).getElementsByTagName( "sample" ).item( 0 );
  7.    if ( elSample.hasChildNodes() ) {
  8.     return ( elSample.getFirstChild().getNodeValue() );
  9.    }
  10.   }
  11.  }
  12.  return sRC;
  13. }

代码示例来源：origin: libgdx/libgdx

  1. private void initData () throws ParserConfigurationException, IOException, SAXException {
  2.   DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
  3.   DocumentBuilder builder = dbFactory.newDocumentBuilder();
  4.   Document doc = builder.parse(ExternalExtensionsDialog.class
  5.     .getResourceAsStream("/com/badlogic/gdx/setup/data/extensions.xml"));
  6.   doc.getDocumentElement().normalize();
  7.   for (int i = 0; i < nList.getLength(); i++) {
  8.     Node nNode = nList.item(i);
  9.     if (nNode.getNodeType() == Node.ELEMENT_NODE) {
  10.       String name = eElement.getElementsByTagName("name").item(0).getTextContent();
  11.       String description = eElement.getElementsByTagName("description").item(0).getTextContent();
  12.       String version = eElement.getElementsByTagName("version").item(0).getTextContent();
  13.       String compatibility = eElement.getElementsByTagName("compatibility").item(0).getTextContent();
  14.       String url = eElement.getElementsByTagName("website").item(0).getTextContent();
  15.       NodeList inheritsNode = eElement.getElementsByTagName("inherit");
  16.       gwtInherits = new String[inheritsNode.getLength()];
  17.       for (int j = 0; j < inheritsNode.getLength(); j++)
  18.         gwtInherits[j] = inheritsNode.item(j).getTextContent();

代码示例来源：origin: alibaba/cobar

  1. public static Map<String, Object> loadElements(Element parent) {
  2.   Map<String, Object> map = new HashMap<String, Object>();
  3.   NodeList children = parent.getChildNodes();
  4.   for (int i = 0; i < children.getLength(); i++) {
  5.     Node node = children.item(i);
  6.     if (node instanceof Element) {
  7.       Element e = (Element) node;
  8.       String name = e.getNodeName();
  9.       if ("property".equals(name)) {
  10.         String key = e.getAttribute("name");
  11.         NodeList nl = e.getElementsByTagName("bean");
  12.         if (nl.getLength() == 0) {
  13.           String value = e.getTextContent();
  14.           map.put(key, StringUtil.isEmpty(value) ? null : value.trim());
  15.         } else {
  16.           map.put(key, loadBean((Element) nl.item(0)));
  17.         }
  18.       }
  19.     }
  20.   }
  21.   return map;
  22. }

代码示例来源：origin: pentaho/pentaho-kettle

  1. public String getSample( String strFunctionName, String strFunctionNameWithArgs ) {
  2.  String sRC = "// Sorry, no Script available for " + strFunctionNameWithArgs;
  3.  NodeList nl = dom.getElementsByTagName( "jsFunction" );
  4.  for ( int i = 0; i < nl.getLength(); i++ ) {
  5.   if ( nl.item( i ).getAttributes().getNamedItem( "name" ).getNodeValue().equals( strFunctionName ) ) {
  6.    Node elSample = ( (Element) nl.item( i ) ).getElementsByTagName( "sample" ).item( 0 );
  7.    if ( elSample.hasChildNodes() ) {
  8.     return ( elSample.getFirstChild().getNodeValue() );
  9.    }
  10.   }
  11.  }
  12.  return sRC;
  13. }

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