reportbuilder/java/org/libreoffice/report/pentaho/parser/ElementReadHandler.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18 package org.libreoffice.report.pentaho.parser;
  19
  20 import org.jfree.report.structure.Element;
  21
  22 import org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlReadHandler;
  23
  24 import org.xml.sax.Attributes;
  25 import org.xml.sax.SAXException;
  26
  27 /**
  28  * Creation-Date: 03.07.2006, 14:22:34
  29  *
  30  */
  31 public abstract class ElementReadHandler extends AbstractXmlReadHandler
  32 {
  33
  34     /**
  35      * Starts parsing.
  36      *
  37      * @param attrs the attributes.
  38      * @throws org.xml.sax.SAXException if there is a parsing error.
  39      */
  40     @Override
  41     protected void startParsing(final Attributes attrs) throws SAXException
  42     {
  43         final Element element = getElement();
  44         copyElementType(element);
  45         copyAttributes(attrs, element);
  46     }
  47
  48     protected void copyElementType(final Element element)
  49     {
  50         element.setType(getTagName());
  51         element.setNamespace(getUri());
  52     }
  53
  54     protected void copyAttributes(final Attributes attrs, final Element element)
  55     {
  56         final int length = attrs.getLength();
  57         for (int i = 0; i < length; i++)
  58         {
  59             final String value = attrs.getValue(i);
  60             final String namespace = attrs.getURI(i);
  61             final String attr = attrs.getLocalName(i);
  62             element.setAttribute(namespace, attr, value);
  63         }
  64     }
  65
  66     /**
  67      * Returns the object for this element or null, if this element does not
  68      * create an object.
  69      *
  70      * @return the object.
  71      */
  72     public Object getObject() throws SAXException
  73     {
  74         return getElement();
  75     }
  76
  77     public abstract Element getElement();
  78 }