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1
28
29 package com.caucho.xml;
30
31 import org.w3c.dom.EntityReference  ;
32 import org.w3c.dom.Node ;
33
34 import java.io.IOException ;
35
36 public class QEntityReference extends QNode implements EntityReference {
37 String _name;
38
39 public QEntityReference(String name)
40 {
41 _name = name;
42 }
43
44 protected QEntityReference(QDocument owner, String name)
45 {
46 super(owner);
47
48 _name = name;
49 }
50
51 public String getNodeName() { return _name; }
52 public String getTagName() { return _name; }
53 public short getNodeType() { return ENTITY_REFERENCE_NODE; }
54
55 private void lazyEvaluateChild()
56 {
57 if (_owner == null || _owner._dtd == null)
58 return;
59
60 QEntity entity = _owner._dtd.getEntity(_name);
61 if (entity == null || entity._firstChild == null)
62 return;
63
64 _firstChild = entity._firstChild;
65 _lastChild = entity._lastChild;
66 }
67
68 public Node getFirstChild()
69 {
70 if (_firstChild != null)
71 return _firstChild;
72
73 lazyEvaluateChild();
74
75 return _firstChild;
76 }
77
78 public Node getLastChild()
79 {
80 if (_lastChild != null)
81 return _lastChild;
82
83 lazyEvaluateChild();
84
85 return _lastChild;
86 }
87
88 public void print(XmlPrinter os) throws IOException
89 {
90 if (os.finishAttributes())
91 os.print(">");
92
93 os.print("&");
94 os.print(getNodeName());
95 os.print(";");
96 }
97
98 public String toString()
99 {
100 return "EntityRef[" + getNodeName() + "]";
101 }
102 }
103
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Java API By Example, From Geeks To Geeks.