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21 package org.apache.struts2.views.xslt;
22
23 import java.util.HashMap;
24 import java.util.Map;
25
26 import org.w3c.dom.Attr;
27 import org.w3c.dom.DOMException;
28 import org.w3c.dom.Element;
29 import org.w3c.dom.Node;
30 import org.w3c.dom.TypeInfo;
31
32 /***
33 * AbstractAdapterElement extends the abstract Node type and implements
34 * the DOM Element interface.
35 */
36 public abstract class AbstractAdapterElement extends AbstractAdapterNode implements Element {
37
38 private Map attributeAdapters;
39
40 public AbstractAdapterElement() { }
41
42 public void setAttribute(String string, String string1) throws DOMException {
43 throw operationNotSupported();
44 }
45
46 protected Map getAttributeAdapters() {
47 if ( attributeAdapters == null )
48 attributeAdapters = buildAttributeAdapters();
49 return attributeAdapters;
50 }
51
52 protected Map buildAttributeAdapters() {
53 return new HashMap();
54 }
55
56 /***
57 * No attributes, return empty attributes if asked.
58 */
59 public String getAttribute(String string) {
60 return "";
61 }
62
63 public void setAttributeNS(String string, String string1, String string2) throws DOMException {
64 throw operationNotSupported();
65 }
66
67 public String getAttributeNS(String string, String string1) {
68 return null;
69 }
70
71 public Attr setAttributeNode(Attr attr) throws DOMException {
72 throw operationNotSupported();
73 }
74
75 public Attr getAttributeNode( String name ) {
76 return (Attr)getAttributes().getNamedItem( name );
77 }
78
79 public Attr setAttributeNodeNS(Attr attr) throws DOMException {
80 throw operationNotSupported();
81 }
82
83 public Attr getAttributeNodeNS(String string, String string1) {
84 throw operationNotSupported();
85 }
86
87 public String getNodeName() {
88 return getTagName();
89 }
90
91 public short getNodeType() {
92 return Node.ELEMENT_NODE;
93 }
94
95 public String getTagName() {
96 return getPropertyName();
97 }
98
99 public boolean hasAttribute(String string) {
100 return false;
101 }
102
103 public boolean hasAttributeNS(String string, String string1) {
104 return false;
105 }
106
107 public boolean hasChildNodes() {
108 return getElementsByTagName("*").getLength() > 0;
109 }
110
111 public void removeAttribute(String string) throws DOMException {
112 throw operationNotSupported();
113 }
114
115 public void removeAttributeNS(String string, String string1) throws DOMException {
116 throw operationNotSupported();
117 }
118
119 public Attr removeAttributeNode(Attr attr) throws DOMException {
120 throw operationNotSupported();
121 }
122
123 public void setIdAttributeNode(Attr attr, boolean b) throws DOMException {
124 throw operationNotSupported();
125 }
126
127 public TypeInfo getSchemaTypeInfo() {
128 throw operationNotSupported();
129 }
130
131 public void setIdAttribute(String string, boolean b) throws DOMException {
132 throw operationNotSupported();
133 }
134
135 public void setIdAttributeNS(String string, String string1, boolean b) throws DOMException {
136 throw operationNotSupported();
137 }
138
139 }
140