xmlparser.java

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    this.validating = validating;
    this.namespaceAware = namespaceAware;
    this.coalescing = coalescing;
    this.replaceERefs = replaceERefs;
    this.externalEntities = externalEntities;
    this.supportDTD = supportDTD;
    this.baseAware = baseAware;
    this.stringInterning = stringInterning;
    this.extendedEventTypes = extendedEventTypes;
    this.reporter = reporter;
    this.resolver = resolver;
    if (validating)
      {
        validationStack = new LinkedList();
        ids = new HashSet();
        idrefs = new HashSet();
      }
    pushInput(new Input(null, reader, null, systemId, null, null, false, true));
  }

  // -- NamespaceContext --

  public String getNamespaceURI(String prefix)
  {
    if (XMLConstants.XML_NS_PREFIX.equals(prefix))
      return XMLConstants.XML_NS_URI;
    if (XMLConstants.XMLNS_ATTRIBUTE.equals(prefix))
      return XMLConstants.XMLNS_ATTRIBUTE_NS_URI;
    for (Iterator i = namespaces.iterator(); i.hasNext(); )
      {
        LinkedHashMap ctx = (LinkedHashMap) i.next();
        String namespaceURI = (String) ctx.get(prefix);
        if (namespaceURI != null)
          return namespaceURI;
      }
    return null;
  }

  public String getPrefix(String namespaceURI)
  {
    if (XMLConstants.XML_NS_URI.equals(namespaceURI))
      return XMLConstants.XML_NS_PREFIX;
    if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(namespaceURI))
      return XMLConstants.XMLNS_ATTRIBUTE;
    for (Iterator i = namespaces.iterator(); i.hasNext(); )
      {
        LinkedHashMap ctx = (LinkedHashMap) i.next();
        if (ctx.containsValue(namespaceURI))
          {
            for (Iterator j = ctx.entrySet().iterator(); j.hasNext(); )
              {
                Map.Entry entry = (Map.Entry) i.next();
                String uri = (String) entry.getValue();
                if (uri.equals(namespaceURI))
                  return (String) entry.getKey();
              }
          }
      }
    return null;
  }

  public Iterator getPrefixes(String namespaceURI)
  {
    if (XMLConstants.XML_NS_URI.equals(namespaceURI))
      return Collections.singleton(XMLConstants.XML_NS_PREFIX).iterator();
    if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(namespaceURI))
      return Collections.singleton(XMLConstants.XMLNS_ATTRIBUTE).iterator();
    LinkedList acc = new LinkedList();
    for (Iterator i = namespaces.iterator(); i.hasNext(); )
      {
        LinkedHashMap ctx = (LinkedHashMap) i.next();
        if (ctx.containsValue(namespaceURI))
          {
            for (Iterator j = ctx.entrySet().iterator(); j.hasNext(); )
              {
                Map.Entry entry = (Map.Entry) i.next();
                String uri = (String) entry.getValue();
                if (uri.equals(namespaceURI))
                  acc.add(entry.getKey());
              }
          }
      }
    return acc.iterator();
  }

  // -- XMLStreamReader --

  public void close()
    throws XMLStreamException
  {
    stack = null;
    namespaces = null;
    bases = null;
    buf = null;
    attrs = null;
    doctype = null;

    inputStack = null;
    validationStack = null;
    ids = null;
    idrefs = null;
  }

  public NamespaceContext getNamespaceContext()
  {
    return this;
  }

  public int getAttributeCount()
  {
    return attrs.size();
  }

  public String getAttributeLocalName(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    return a.localName;
  }

  public String getAttributeNamespace(int index)
  {
    String prefix = getAttributePrefix(index);
    return getNamespaceURI(prefix);
  }

  public String getAttributePrefix(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    return a.prefix;
  }

  public QName getAttributeName(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    String namespaceURI = getNamespaceURI(a.prefix);
    return new QName(namespaceURI, a.localName, a.prefix);
  }

  public String getAttributeType(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    return a.type;
  }

  private String getAttributeType(String elementName, String attName)
  {
    if (doctype != null)
      {
        AttributeDecl att = doctype.getAttributeDecl(elementName, attName);
        if (att != null)
          return att.type;
      }
    return "CDATA";
  }

  public String getAttributeValue(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    return a.value;
  }

  public String getAttributeValue(String namespaceURI, String localName)
  {
    for (Iterator i = attrs.iterator(); i.hasNext(); )
      {
        Attribute a = (Attribute) i.next();
        if (a.localName.equals(localName))
          {
            String uri = getNamespaceURI(a.prefix);
            if ((uri == null && namespaceURI == null) ||
                (uri != null && uri.equals(namespaceURI)))
              return a.value;
          }
      }
    return null;
  }

  boolean isAttributeDeclared(int index)
  {
    if (doctype == null)
      return false;
    Attribute a = (Attribute) attrs.get(index);
    String qn = ("".equals(a.prefix)) ? a.localName :
      a.prefix + ":" + a.localName;
    String elementName = buf.toString();
    return doctype.isAttributeDeclared(elementName, qn);
  }
  
  public String getCharacterEncodingScheme()
  {
    return xmlEncoding;
  }

  public String getElementText()
    throws XMLStreamException
  {
    if (event != XMLStreamConstants.START_ELEMENT)
      throw new XMLStreamException("current event must be START_ELEMENT");
    StringBuffer elementText = new StringBuffer();
    int depth = stack.size();
    while (event != XMLStreamConstants.END_ELEMENT || stack.size() > depth)
      {
        switch (next())
          {
          case XMLStreamConstants.CHARACTERS:
          case XMLStreamConstants.SPACE:
            elementText.append(buf.toString());
          }
      }
    return elementText.toString();
  }

  public String getEncoding()
  {
    return (input.inputEncoding == null) ? "UTF-8" : input.inputEncoding;
  }

  public int getEventType()
  {
    return event;
  }

  public String getLocalName()
  {
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        String qName = buf.toString();
        int ci = qName.indexOf(':');
        return (ci == -1) ? qName : qName.substring(ci + 1);
      default:
        return null;
      }
  }

  public Location getLocation()
  {
    return input;
  }

  public QName getName()
  {
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        String qName = buf.toString();
        int ci = qName.indexOf(':');
        String localName = (ci == -1) ? qName : qName.substring(ci + 1);
        String prefix = (ci == -1) ?
          (namespaceAware ? XMLConstants.DEFAULT_NS_PREFIX : null) :
          qName.substring(0, ci);
        String namespaceURI = getNamespaceURI(prefix);
        return new QName(namespaceURI, localName, prefix);
      default:
        return null;
      }
  }

  public int getNamespaceCount()
  {
    if (!namespaceAware || namespaces.isEmpty())
      return 0;
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        LinkedHashMap ctx = (LinkedHashMap) namespaces.getFirst();
        return ctx.size();
      default:
        return 0;
      }
  }

  public String getNamespacePrefix(int index)
  {
    LinkedHashMap ctx = (LinkedHashMap) namespaces.getFirst();
    int count = 0;
    for (Iterator i = ctx.keySet().iterator(); i.hasNext(); )
      {
        String prefix = (String) i.next();
        if (count++ == index)
          return prefix;
      }
    return null;
  }

  public String getNamespaceURI()
  {
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        String qName = buf.toString();
        int ci = qName.indexOf(':');
        if (ci == -1)
          return null;
        String prefix = qName.substring(0, ci);
        return getNamespaceURI(prefix);
      default:
        return null;
      }
  }

  public String getNamespaceURI(int index)
  {
    LinkedHashMap ctx = (LinkedHashMap) namespaces.getFirst();
    int count = 0;
    for (Iterator i = ctx.values().iterator(); i.hasNext(); )
      {
        String uri = (String) i.next();
        if (count++ == index)
          return uri;
      }
    return null;
  }

  public String getPIData()
  {
    return piData;
  }

  public String getPITarget()
  {
    return piTarget;
  }

  public String getPrefix()
  {
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        String qName = buf.toString();
        int ci = qName.indexOf(':');
        return (ci == -1) ?
          (namespaceAware ? XMLConstants.DEFAULT_NS_PREFIX : null) :
          qName.substring(0, ci);
      default:
        return null;
      }
  }

  public Object getProperty(String name)
    throws IllegalArgumentException
  {
    if (name == null)
      throw new IllegalArgumentException("name is null");
    if (XMLInputFactory.ALLOCATOR.equals(name))
      return null;
    if (XMLInputFactory.IS_COALESCING.equals(name))
      return coalescing ? Boolean.TRUE : Boolean.FALSE;
    if (XMLInputFactory.IS_NAMESPACE_AWARE.equals(name))
      return namespaceAware ? Boolean.TRUE : Boolean.FALSE;
    if (XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES.equals(name))
      return replaceERefs ? Boolean.TRUE : Boolean.FALSE;
    if (XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES.equals(name))
      return externalEntities ? Boolean.TRUE : Boolean.FALSE;
    if (XMLInputFactory.IS_VALIDATING.equals(name))
      return Boolean.FALSE;
    if (XMLInputFactory.REPORTER.equals(name))
      return reporter;
    if (XMLInputFactory.RESOLVER.equals(name))
      return resolver;
    if (XMLInputFactory.SUPPORT_DTD.equals(name))
      return supportDTD ? Boolean.TRUE : Boolean.FALSE;
    if ("gnu.xml.stream.stringInterning".equals(name))
      return stringInterning ? Boolean.TRUE : Boolean.FALSE;
    if ("gnu.xml.stream.xmlBase".equals(name))
      return baseAware ? Boolean.TRUE : Boolean.FALSE;
    if ("gnu.xml.stream.baseURI".equals(name))
      return getXMLBase();
    return null;
  }

  public String getText()
  {
    return buf.toString();
  }

  public char[] getTextCharacters()
  {
    return buf.toString().toCharArray();
  }

  public int getTextCharacters(int sourceStart, char[] target,
                               int targetStart, int length)
    throws XMLStreamException
  {
    length = Math.min(sourceStart + buf.length(), length);
    int sourceEnd = sourceStart + length;
    buf.getChars(sourceStart, sourceEnd, target, targetStart);
    return length;
  }

  public int getTextLength()
  {
    return buf.length();
  }

  public int getTextStart()
  {
    return 0;
  }

  public String getVersion()
  {
    return (xmlVersion == null) ? "1.0" : xmlVersion;
  }

  public boolean hasName()
  {
    switch (event)
      {
      case XMLStreamConstants.START_ELEMENT:
      case XMLStreamConstants.END_ELEMENT:
        return true;
      default:
        return false;
      }
  }

  public boolean hasText()
  {
    switch (event)
      {
      case XMLStreamConstants.CHARACTERS:
      case XMLStreamConstants.SPACE:
        return true;
      default:
        return false;
      }
  }

  public boolean isAttributeSpecified(int index)
  {
    Attribute a = (Attribute) attrs.get(index);
    return a.specified;
  }

  public boolean isCharacters()
  {
    return (event == XMLStreamConstants.CHARACTERS);
  }

  public boolean isEndElement()
  {
    return (event == XMLStreamConstants.END_ELEMENT);
  }

  public boolean isStandalone()
  {
    return Boolean.TRUE.equals(xmlStandalone);
  }

  public boolean isStartElement()
  {
    return (event == XMLStreamConstants.START_ELEMENT);
  }

  public boolean isWhiteSpace()
  {
    return (event == XMLStreamConstants.SPACE);