Source for org.jfree.report.flow.ReportTargetUtil

   1: /**
   2:  * ========================================
   3:  * JFreeReport : a free Java report library
   4:  * ========================================
   5:  *
   6:  * Project Info:  http://reporting.pentaho.org/
   7:  *
   8:  * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors.
   9:  *
  10:  * This library is free software; you can redistribute it and/or modify it under the terms
  11:  * of the GNU Lesser General Public License as published by the Free Software Foundation;
  12:  * either version 2.1 of the License, or (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  15:  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  16:  * See the GNU Lesser General Public License for more details.
  17:  *
  18:  * You should have received a copy of the GNU Lesser General Public License along with this
  19:  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20:  * Boston, MA 02111-1307, USA.
  21:  *
  22:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
  23:  * in the United States and other countries.]
  24:  *
  25:  * ------------
  26:  * $Id: ReportTargetUtil.java 2725 2007-04-01 18:49:29Z taqua $
  27:  * ------------
  28:  * (C) Copyright 2000-2005, by Object Refinery Limited.
  29:  * (C) Copyright 2005-2007, by Pentaho Corporation.
  30:  */
  31: 
  32: package org.jfree.report.flow;
  33: 
  34: import org.jfree.layouting.util.AttributeMap;
  35: import org.jfree.report.JFreeReportInfo;
  36: import org.jfree.report.structure.Element;
  37: import org.jfree.util.ObjectUtilities;
  38: 
  39: /**
  40:  * Todo: Document me!
  41:  *
  42:  * @author Thomas Morgner
  43:  * @since 20.03.2007
  44:  */
  45: public class ReportTargetUtil
  46: {
  47:   private ReportTargetUtil()
  48:   {
  49:   }
  50: 
  51: 
  52:   public static String getNamespaceFromAttribute(final AttributeMap attrs)
  53:   {
  54:     final Object attribute = attrs.getAttribute
  55:         (JFreeReportInfo.REPORT_NAMESPACE, Element.NAMESPACE_ATTRIBUTE);
  56:     if (attribute instanceof String)
  57:     {
  58:       return (String) attribute;
  59:     }
  60:     return JFreeReportInfo.REPORT_NAMESPACE;
  61:   }
  62: 
  63:   public static String getElemenTypeFromAttribute(final AttributeMap attrs)
  64:   {
  65:     final Object attribute = attrs.getAttribute
  66:         (JFreeReportInfo.REPORT_NAMESPACE, Element.TYPE_ATTRIBUTE);
  67:     if (attribute instanceof String)
  68:     {
  69:       return (String) attribute;
  70:     }
  71:     return "element";
  72:   }
  73: 
  74:   public static boolean isElementOfType(final String uri,
  75:                                           final String tagName,
  76:                                           final AttributeMap attrs)
  77:   {
  78:     final String namespace = getNamespaceFromAttribute(attrs);
  79:     if (ObjectUtilities.equal(namespace, uri) == false)
  80:     {
  81:       return false;
  82:     }
  83: 
  84:     final String elementTagName = getElemenTypeFromAttribute(attrs);
  85:     return ObjectUtilities.equal(tagName, elementTagName);
  86:   }
  87: 
  88: }