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8 package org.astrogrid.registry.beans.resource;
9
10
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12
13
14 import java.io.IOException;
15 import java.io.Reader;
16 import java.io.Serializable;
17 import java.io.Writer;
18 import java.util.ArrayList;
19 import java.util.Enumeration;
20 import org.exolab.castor.xml.MarshalException;
21 import org.exolab.castor.xml.Marshaller;
22 import org.exolab.castor.xml.Unmarshaller;
23 import org.exolab.castor.xml.ValidationException;
24 import org.xml.sax.ContentHandler;
25
26 /***
27 * A description of one or more VO Resources
28 * This element is used as a general container for multiple
29 * resource
30 * descriptions and can be used as a root element.
31 *
32 *
33 * @version $Revision: 1.14 $ $Date: 2007/01/04 16:26:22 $
34 */
35 public class VODescription extends org.astrogrid.common.bean.BaseBean
36 implements java.io.Serializable
37 {
38
39
40
41
42
43
44 /***
45 * Any entity that is describable and identifiable by a IVOA
46 * Identifier.
47 *
48 */
49 private java.util.ArrayList _resourceList;
50
51
52
53
54
55
56 public VODescription() {
57 super();
58 _resourceList = new ArrayList();
59 }
60
61
62
63
64
65
66 /***
67 * Method addResource
68 *
69 * @param vResource
70 */
71 public void addResource(org.astrogrid.registry.beans.resource.ResourceType vResource)
72 throws java.lang.IndexOutOfBoundsException
73 {
74 _resourceList.add(vResource);
75 }
76
77 /***
78 * Method addResource
79 *
80 * @param index
81 * @param vResource
82 */
83 public void addResource(int index, org.astrogrid.registry.beans.resource.ResourceType vResource)
84 throws java.lang.IndexOutOfBoundsException
85 {
86 _resourceList.add(index, vResource);
87 }
88
89 /***
90 * Method clearResource
91 */
92 public void clearResource()
93 {
94 _resourceList.clear();
95 }
96
97 /***
98 * Method enumerateResource
99 */
100 public java.util.Enumeration enumerateResource()
101 {
102 return new org.exolab.castor.util.IteratorEnumeration(_resourceList.iterator());
103 }
104
105 /***
106 * Note: hashCode() has not been overriden
107 *
108 * @param obj
109 */
110 public boolean equals(java.lang.Object obj)
111 {
112 if ( this == obj )
113 return true;
114
115 if (super.equals(obj)==false)
116 return false;
117
118 if (obj instanceof VODescription) {
119
120 VODescription temp = (VODescription)obj;
121 if (this._resourceList != null) {
122 if (temp._resourceList == null) return false;
123 else if (!(this._resourceList.equals(temp._resourceList)))
124 return false;
125 }
126 else if (temp._resourceList != null)
127 return false;
128 return true;
129 }
130 return false;
131 }
132
133 /***
134 * Method getResource
135 *
136 * @param index
137 */
138 public org.astrogrid.registry.beans.resource.ResourceType getResource(int index)
139 throws java.lang.IndexOutOfBoundsException
140 {
141
142 if ((index < 0) || (index > _resourceList.size())) {
143 throw new IndexOutOfBoundsException();
144 }
145
146 return (org.astrogrid.registry.beans.resource.ResourceType) _resourceList.get(index);
147 }
148
149 /***
150 * Method getResource
151 */
152 public org.astrogrid.registry.beans.resource.ResourceType[] getResource()
153 {
154 int size = _resourceList.size();
155 org.astrogrid.registry.beans.resource.ResourceType[] mArray = new org.astrogrid.registry.beans.resource.ResourceType[size];
156 for (int index = 0; index < size; index++) {
157 mArray[index] = (org.astrogrid.registry.beans.resource.ResourceType) _resourceList.get(index);
158 }
159 return mArray;
160 }
161
162 /***
163 * Method getResourceCount
164 */
165 public int getResourceCount()
166 {
167 return _resourceList.size();
168 }
169
170 /***
171 * Method isValid
172 */
173 public boolean isValid()
174 {
175 try {
176 validate();
177 }
178 catch (org.exolab.castor.xml.ValidationException vex) {
179 return false;
180 }
181 return true;
182 }
183
184 /***
185 * Method marshal
186 *
187 * @param out
188 */
189 public void marshal(java.io.Writer out)
190 throws org.exolab.castor.xml.MarshalException, org.exolab.castor.xml.ValidationException
191 {
192
193 Marshaller.marshal(this, out);
194 }
195
196 /***
197 * Method marshal
198 *
199 * @param handler
200 */
201 public void marshal(org.xml.sax.ContentHandler handler)
202 throws java.io.IOException, org.exolab.castor.xml.MarshalException, org.exolab.castor.xml.ValidationException
203 {
204
205 Marshaller.marshal(this, handler);
206 }
207
208 /***
209 * Method removeResource
210 *
211 * @param vResource
212 */
213 public boolean removeResource(org.astrogrid.registry.beans.resource.ResourceType vResource)
214 {
215 boolean removed = _resourceList.remove(vResource);
216 return removed;
217 }
218
219 /***
220 * Method setResource
221 *
222 * @param index
223 * @param vResource
224 */
225 public void setResource(int index, org.astrogrid.registry.beans.resource.ResourceType vResource)
226 throws java.lang.IndexOutOfBoundsException
227 {
228
229 if ((index < 0) || (index > _resourceList.size())) {
230 throw new IndexOutOfBoundsException();
231 }
232 _resourceList.set(index, vResource);
233 }
234
235 /***
236 * Method setResource
237 *
238 * @param resourceArray
239 */
240 public void setResource(org.astrogrid.registry.beans.resource.ResourceType[] resourceArray)
241 {
242
243 _resourceList.clear();
244 for (int i = 0; i < resourceArray.length; i++) {
245 _resourceList.add(resourceArray[i]);
246 }
247 }
248
249 /***
250 * Method unmarshalVODescription
251 *
252 * @param reader
253 */
254 public static org.astrogrid.registry.beans.resource.VODescription unmarshalVODescription(java.io.Reader reader)
255 throws org.exolab.castor.xml.MarshalException, org.exolab.castor.xml.ValidationException
256 {
257 return (org.astrogrid.registry.beans.resource.VODescription) Unmarshaller.unmarshal(org.astrogrid.registry.beans.resource.VODescription.class, reader);
258 }
259
260 /***
261 * Method validate
262 */
263 public void validate()
264 throws org.exolab.castor.xml.ValidationException
265 {
266 org.exolab.castor.xml.Validator validator = new org.exolab.castor.xml.Validator();
267 validator.validate(this);
268 }
269
270 }