Java XMLStreamReader.isStartElement方法代碼示例

import javax.xml.stream.XMLStreamReader; //導入方法依賴的package包/類
private void testGetAttributeValueWithNs(String nameSpace, String attrName, Consumer<String> checker) throws Exception {
    XMLInputFactory xif = XMLInputFactory.newInstance();
    XMLStreamReader xsr = xif.createXMLStreamReader(new FileInputStream(testFile));

    while (xsr.hasNext()) {
        xsr.next();
        if (xsr.isStartElement()) {
            String v;
            v = xsr.getAttributeValue(nameSpace, attrName);
            checker.accept(v);
        }
    }
}
 

import javax.xml.stream.XMLStreamReader; //導入方法依賴的package包/類
private boolean readExternalFile(final String fileUrl) {
    InputStream ios = null;
    XMLStreamReader reader = null;
    try {
        final URL xmlURL = new URL(fileUrl);
        ios = xmlURL.openStream();
        reader = XmlUtil.newXMLInputFactory(true).createXMLStreamReader(ios);
        while (reader.hasNext()) {
            if (reader.isStartElement() && NamespaceVersion.resolveAsToken(reader.getName()) == XmlToken.Policy) {
                readSinglePolicy(policyReader.readPolicyElement(reader, fileUrl), false);
            }
            reader.next();
        }
        return true;
    } catch (IOException ioe) {
        return false;
    } catch (XMLStreamException xmlse) {
        return false;
    } finally {
        PolicyUtils.IO.closeResource(reader);
        PolicyUtils.IO.closeResource(ios);
    }
}
 

import javax.xml.stream.XMLStreamReader; //導入方法依賴的package包/類
/**
 * Method for parsing orders XML.
 * @param is input stream for parsing.
 * @return SortedMap of OrderBook's mapping key name.
 * @throws FileNotFoundException if there is no such file.
 * @throws XMLStreamException The base exception for unexpected processing errors.  This Exception
 * class is used to report well-formedness errors as well as unexpected
 * processing conditions.
 */
public SortedMap<String, OrderBook> parse(InputStream is) throws FileNotFoundException, XMLStreamException {
    SortedMap<String, OrderBook> orders = new TreeMap<>(String::compareTo);
    XMLInputFactory factory = XMLInputFactory.newInstance();
    XMLStreamReader reader = factory.createXMLStreamReader(is);
    OrderBook orderBook;
    String book;
    reader.next();
    while (reader.hasNext()) {
        if (reader.next() == XMLStreamConstants.START_ELEMENT) {
            if (reader.isStartElement()) {
                book = reader.getAttributeValue(null, "book");
                if ("AddOrder".equals(reader.getLocalName())) {
                    if (!orders.containsKey(book)) {
                        orderBook = new OrderBook(book);
                        orders.put(book, orderBook);
                    } else {
                        orderBook = orders.get(book);
                    }
                    orderBook.addOrder(OrderBook.OPERATION.valueOf(reader.getAttributeValue(null, "operation")),
                            Integer.parseInt(reader.getAttributeValue(null, "orderId")),
                            Integer.parseInt(reader.getAttributeValue(null, "volume")),
                            Float.parseFloat(reader.getAttributeValue(null, "price")));
                } else {
                    orders.get(book).delOrder(Integer.parseInt(reader.getAttributeValue(null, "orderId")));
                }
            }
        }
    }
    return orders;
}
 

import javax.xml.stream.XMLStreamReader; //導入方法依賴的package包/類
/**
 * Parses Xml file entry and public test results.
 * @param xmlEntry Xml file entry
 * @param testSuiteName name of test suite
 */
private void parseXmlTestResults(@NotNull final String xmlEntry, @NotNull final String testSuiteName){
  Boolean isTestXml = false;
  try {
    final XMLInputFactory f = XMLInputFactory.newInstance();
    final XMLStreamReader reader = f.createXMLStreamReader(new StringReader(xmlEntry));
    String testResult = null;
    String testName = null;
    String tempTag = "";
    String testOutput = "";
    while (reader.hasNext()){
      if (!isTestXml && reader.hasName()){
        if (!reader.getLocalName().equalsIgnoreCase("testsuite")){
          break;
        }
        isTestXml = true;
        if (myTestsReporter != null) {
          myTestsReporter.publicTestSuiteStarted(testSuiteName);
        }
      }
      if (reader.isStartElement() && reader.hasName() && reader.getLocalName().equalsIgnoreCase("test")){
        testResult = null;
        testName = null;
      }
      if (reader.isEndElement() && reader.hasName() && reader.getLocalName().equalsIgnoreCase("test")){
        myTestsCount += testResult != null && testName != null ? 1 : 0;
        if (myTestsReporter != null && testResult != null && testName != null){
          myTestsReporter.publicTestCaseInfo(testName, testResult, testOutput);
        }
      }

      if (reader.hasName()){
        tempTag = reader.getLocalName();
      }
      if (reader.hasText()){
        if (tempTag.equalsIgnoreCase("result")){
          testResult = reader.getText();
        }
        else {
          if (tempTag.equalsIgnoreCase("name")) {
            testName = reader.getText();
          } else if (tempTag.equalsIgnoreCase("output")) {
            testOutput = reader.getText();
          }
        }
      }
      reader.next();
    }
    reader.close();
  } catch (final XMLStreamException e) {
    myTestsCount = 0;
    if (myTestsReporter != null) {
      myTestsReporter.reportWarning("DejagnuTestsXMLParser:" + e.getMessage());
    }
    else{
      System.out.println("DejagnuTestsXMLParser: " + e.getMessage());
    }
  }
  finally {
      if (isTestXml && myTestsReporter != null){
      myTestsReporter.publicTestSuiteFinished(testSuiteName);
    }
  }
}