gnomedocument.java

gcc的组建

    name = name.toLowerCase();
    if ("canonical-form".equals(name))
      {
        /* optional
        canonicalForm = getBooleanValue(value);*/
      }
    else if ("cdata-sections".equals(name))
      {
        cdataSections = getBooleanValue(value);
      }
    else if ("check-character-normalization".equals(name))
      {
        /* optional
        checkCharacterNormalization = getBooleanValue(value);*/
      }
    else if ("comments".equals(name))
      {
        comments = getBooleanValue(value);
      }
    else if ("datatype-normalization".equals(name))
      {
        /* optional
        datatypeNormalization = getBooleanValue(value);*/
      }
    else if ("element-content-whitespace".equals(name))
      {
        /* optional
        elementContentWhitespace = getBooleanValue(value);*/
      }
    else if ("entities".equals(name))
      {
        entities = getBooleanValue(value);
      }
    else if ("error-handler".equals(name))
      {
        errorHandler = (DOMErrorHandler) value;
      }
    else if ("infoset".equals(name))
      {
        if (getBooleanValue(value))
          {
            validateIfSchema = false;
            entities = false;
            datatypeNormalization = false;
            cdataSections = false;
            namespaceDeclarations = true;
            wellFormed = true;
            elementContentWhitespace = true;
            comments = true;
            namespaces = true;
          }
      }
    else if ("namespaces".equals(name))
      {
        /* optional
        namespaces = getBooleanValue(value);*/
      }
    else if ("namespace-declarations".equals(name))
      {
        namespaceDeclarations = getBooleanValue(value);
      }
    else if ("normalize-characters".equals(name))
      {
        /* optional
        normalizeCharacters = getBooleanValue(value);*/
      }
    else if ("split-cdata-sections".equals(name))
      {
        splitCdataSections = getBooleanValue(value);
      }
    else if ("validate".equals(name))
      {
        /* optional
        validate = getBooleanValue(value);*/
      }
    else if ("validate-if-schema".equals(name))
      {
        /* optional
        validateIfSchema = getBooleanValue(value);*/
      }
    else if ("well-formed".equals(name))
      {
        /* optional
        wellFormed = getBooleanValue(value);*/
      }
    else
      {
        throw new GnomeDOMException(DOMException.NOT_FOUND_ERR, name);
      }
  }

  public Object getParameter(String name)
    throws DOMException
  {
    name = name.toLowerCase();
    if ("canonical-form".equals(name))
      {
        return Boolean.valueOf(canonicalForm);
      }
    else if ("cdata-sections".equals(name))
      {
        return Boolean.valueOf(cdataSections);
      }
    else if ("check-character-normalization".equals(name))
      {
        return Boolean.valueOf(checkCharacterNormalization);
      }
    else if ("comments".equals(name))
      {
        return Boolean.valueOf(comments);
      }
    else if ("datatype-normalization".equals(name))
      {
        return Boolean.valueOf(datatypeNormalization);
      }
    else if ("element-content-whitespace".equals(name))
      {
        return Boolean.valueOf(elementContentWhitespace);
      }
    else if ("entities".equals(name))
      {
        return Boolean.valueOf(entities);
      }
    else if ("error-handler".equals(name))
      {
        return errorHandler;
      }
    else if ("infoset".equals(name))
      {
        return Boolean.valueOf(!validateIfSchema &&
			       !entities &&
			       !datatypeNormalization &&
			       !cdataSections &&
			       namespaceDeclarations &&
			       wellFormed &&
			       elementContentWhitespace &&
			       comments &&
			       namespaces);
      }
    else if ("namespaces".equals(name))
      {
        return Boolean.valueOf(namespaces);
      }
    else if ("namespace-declarations".equals(name))
      {
        return Boolean.valueOf(namespaceDeclarations);
      }
    else if ("normalize-characters".equals(name))
      {
        return Boolean.valueOf(normalizeCharacters);
      }
    else if ("split-cdata-sections".equals(name))
      {
        return Boolean.valueOf(splitCdataSections);
      }
    else if ("validate".equals(name))
      {
        return Boolean.valueOf(validate);
      }
    else if ("validate-if-schema".equals(name))
      {
        return Boolean.valueOf(validateIfSchema);
      }
    else if ("well-formed".equals(name))
      {
        return Boolean.valueOf(wellFormed);
      }
    else
      {
        throw new GnomeDOMException(DOMException.NOT_FOUND_ERR, name);
      }
  }

  public boolean canSetParameter(String name, Object value)
  {
    name = name.toLowerCase();
    if ("error-handler".equals(name))
      {
        return (value == null || value instanceof DOMErrorHandler);
      }
    return ("cdata-sections".equals(name) ||
            "comments".equals(name) ||
            "entities".equals(name) ||
            "namespace-declarations".equals(name) ||
            "split-cdata-sections".equals(name));
  }
  
  public DOMStringList getParameterNames()
  {
    String[] names = new String[] {
      "canonical-form",
      "cdata-sections",
      "check-character-normalization",
      "comments",
      "datatype-normalization",
      "element-content-whitespace",
      "entities",
      "error-handler",
      "infoset",
      "namespaces",
      "namespace-declarations",
      "normalize-characters",
      "split-cdata-sections",
      "validate",
      "validate-if-schema",
      "well-formed"
    };
    return new GnomeDOMStringList(names);
  }

  private boolean getBooleanValue(Object value)
  {
    if (value instanceof Boolean)
      {
        return ((Boolean) value).booleanValue();
      }
    else if (value instanceof String)
      {
        return Boolean.valueOf ((String) value).booleanValue();
      }
    return false;
  }

  // -- XPathEvaluator methods --

  public XPathExpression createExpression(String expression,
                                          XPathNSResolver resolver)
    throws XPathException, DOMException
  {
    return new GnomeXPathExpression(this, expression, resolver);
  }

  public XPathNSResolver createNSResolver(Node nodeResolver)
  {
    return new GnomeXPathNSResolver(nodeResolver);
  }

  public native Object evaluate(String expression,
                                Node contextNode,
                                XPathNSResolver resolver,
                                short type,
                                Object result)
    throws XPathException, DOMException;

  // -- DocumentTraversal methods --

  public NodeIterator createNodeIterator(Node root,
                                         int whatToShow,
                                         NodeFilter filter,
                                         boolean entityReferenceExpansion)
    throws DOMException
  {
    return new DomNodeIterator(root, whatToShow, filter,
                               entityReferenceExpansion, false);
  }

  public TreeWalker createTreeWalker(Node root,
                                    int whatToShow,
                                    NodeFilter filter,
                                    boolean entityReferenceExpansion)
    throws DOMException
  {
    return new DomNodeIterator(root, whatToShow, filter,
                               entityReferenceExpansion, true);
  }

  // -- Debugging --
  
  public String toString()
  {
    StringBuffer buffer = new StringBuffer(getClass().getName());
    buffer.append("[version=");
    buffer.append(getXmlVersion());
    buffer.append(",standalone=");
    buffer.append(getXmlStandalone());
    buffer.append("]");
    return buffer.toString();
  }

}