1. /*
  2. * The Apache Software License, Version 1.1
  3. *
  4. *
  5. * Copyright (c) 1999-2002 The Apache Software Foundation. All rights
  6. * reserved.
  7. *
  8. * Redistribution and use in source and binary forms, with or without
  9. * modification, are permitted provided that the following conditions
  10. * are met:
  11. *
  12. * 1. Redistributions of source code must retain the above copyright
  13. * notice, this list of conditions and the following disclaimer.
  14. *
  15. * 2. Redistributions in binary form must reproduce the above copyright
  16. * notice, this list of conditions and the following disclaimer in
  17. * the documentation and/or other materials provided with the
  18. * distribution.
  19. *
  20. * 3. The end-user documentation included with the redistribution,
  21. * if any, must include the following acknowledgment:
  22. * "This product includes software developed by the
  23. * Apache Software Foundation (http://www.apache.org/)."
  24. * Alternately, this acknowledgment may appear in the software itself,
  25. * if and wherever such third-party acknowledgments normally appear.
  26. *
  27. * 4. The names "Xerces" and "Apache Software Foundation" must
  28. * not be used to endorse or promote products derived from this
  29. * software without prior written permission. For written
  30. * permission, please contact apache@apache.org.
  31. *
  32. * 5. Products derived from this software may not be called "Apache",
  33. * nor may "Apache" appear in their name, without prior written
  34. * permission of the Apache Software Foundation.
  35. *
  36. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
  37. * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  38. * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  39. * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
  40. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  42. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  43. * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  44. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  45. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  46. * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  47. * SUCH DAMAGE.
  48. * ====================================================================
  49. *
  50. * This software consists of voluntary contributions made by many
  51. * individuals on behalf of the Apache Software Foundation and was
  52. * originally based on software copyright (c) 1999, International
  53. * Business Machines, Inc., http://www.apache.org. For more
  54. * information on the Apache Software Foundation, please see
  55. * <http://www.apache.org/>.
  56. */
  57. package com.sun.org.apache.xerces.internal.dom;
  58. /**
  59. * Text nodes hold the non-markup, non-Entity content of
  60. * an Element or Attribute.
  61. * <P>
  62. * When a document is first made available to the DOM, there is only
  63. * one Text object for each block of adjacent plain-text. Users (ie,
  64. * applications) may create multiple adjacent Texts during editing --
  65. * see {@link org.w3c.dom.Element#normalize} for discussion.
  66. * <P>
  67. * Note that CDATASection is a subclass of Text. This is conceptually
  68. * valid, since they're really just two different ways of quoting
  69. * characters when they're written out as part of an XML stream.
  70. *
  71. * @version $Id: DeferredTextImpl.java,v 1.12 2002/01/29 01:15:07 lehors Exp $
  72. * @since PR-DOM-Level-1-19980818.
  73. */
  74. public class DeferredTextImpl
  75. extends TextImpl
  76. implements DeferredNode {
  77. //
  78. // Constants
  79. //
  80. /** Serialization version. */
  81. static final long serialVersionUID = 2310613872100393425L;
  82. //
  83. // Data
  84. //
  85. /** Node index. */
  86. protected transient int fNodeIndex;
  87. //
  88. // Constructors
  89. //
  90. /**
  91. * This is the deferred constructor. Only the fNodeIndex is given here.
  92. * All other data, can be requested from the ownerDocument via the index.
  93. */
  94. DeferredTextImpl(DeferredDocumentImpl ownerDocument, int nodeIndex) {
  95. super(ownerDocument, null);
  96. fNodeIndex = nodeIndex;
  97. needsSyncData(true);
  98. } // <init>(DeferredDocumentImpl,int)
  99. //
  100. // DeferredNode methods
  101. //
  102. /** Returns the node index. */
  103. public int getNodeIndex() {
  104. return fNodeIndex;
  105. }
  106. //
  107. // Protected methods
  108. //
  109. /** Synchronizes the underlying data. */
  110. protected void synchronizeData() {
  111. // no need for future synchronizations
  112. needsSyncData(false);
  113. // get initial text value
  114. DeferredDocumentImpl ownerDocument =
  115. (DeferredDocumentImpl) this.ownerDocument();
  116. data = ownerDocument.getNodeValueString(fNodeIndex);
  117. // NOTE: We used to normalize adjacent text node values here.
  118. // This code has moved to the DeferredDocumentImpl
  119. // getNodeValueString() method. -Ac
  120. // ignorable whitespace
  121. isIgnorableWhitespace(ownerDocument.getNodeExtra(fNodeIndex) == 1);
  122. } // synchronizeData()
  123. } // class DeferredTextImpl