1 |
| |
2 |
| |
3 |
| |
4 |
| |
5 |
| |
6 |
| |
7 |
| package org.jboss.cache.loader; |
8 |
| |
9 |
| import org.apache.commons.logging.Log; |
10 |
| import org.apache.commons.logging.LogFactory; |
11 |
| import org.jboss.cache.Fqn; |
12 |
| import org.jboss.cache.config.CacheLoaderConfig.IndividualCacheLoaderConfig; |
13 |
| |
14 |
| import java.sql.Connection; |
15 |
| import java.sql.PreparedStatement; |
16 |
| import java.sql.ResultSet; |
17 |
| import java.sql.SQLException; |
18 |
| import java.util.ArrayList; |
19 |
| import java.util.HashMap; |
20 |
| import java.util.List; |
21 |
| import java.util.Map; |
22 |
| |
23 |
| |
24 |
| |
25 |
| |
26 |
| |
27 |
| |
28 |
| |
29 |
| |
30 |
| |
31 |
| |
32 |
| |
33 |
| |
34 |
| |
35 |
| |
36 |
| |
37 |
| |
38 |
| |
39 |
| |
40 |
| |
41 |
| |
42 |
| |
43 |
| |
44 |
| |
45 |
| |
46 |
| |
47 |
| |
48 |
| |
49 |
| |
50 |
| |
51 |
| |
52 |
| |
53 |
| |
54 |
| |
55 |
| |
56 |
| |
57 |
| |
58 |
| |
59 |
| |
60 |
| |
61 |
| |
62 |
| |
63 |
| |
64 |
| |
65 |
| |
66 |
| |
67 |
| @Deprecated |
68 |
| public class JDBCCacheLoaderOld extends AdjListJDBCCacheLoader |
69 |
| { |
70 |
| private static final Log log = LogFactory.getLog(JDBCCacheLoaderOld.class); |
71 |
| |
72 |
| private JDBCCacheLoaderOldConfig config; |
73 |
| |
74 |
| |
75 |
6
| public AdjListJDBCCacheLoaderConfig processConfig(IndividualCacheLoaderConfig base)
|
76 |
| { |
77 |
6
| if (config instanceof JDBCCacheLoaderOldConfig)
|
78 |
| { |
79 |
0
| config = (JDBCCacheLoaderOldConfig) base;
|
80 |
| } |
81 |
| else |
82 |
| { |
83 |
6
| config = new JDBCCacheLoaderOldConfig(base);
|
84 |
| } |
85 |
6
| return config;
|
86 |
| } |
87 |
| |
88 |
0
| public IndividualCacheLoaderConfig getConfig()
|
89 |
| { |
90 |
0
| return config;
|
91 |
| } |
92 |
| |
93 |
| |
94 |
| |
95 |
| |
96 |
| |
97 |
| |
98 |
| |
99 |
| |
100 |
| |
101 |
| |
102 |
| |
103 |
| |
104 |
| |
105 |
| |
106 |
24
| public Object put(Fqn name, Object key, Object value) throws Exception
|
107 |
| { |
108 |
24
| Map oldNode = loadNode(name);
|
109 |
24
| Object oldValue;
|
110 |
24
| Map node;
|
111 |
| |
112 |
24
| if (oldNode == null || oldNode == NULL_NODE_IN_ROW)
|
113 |
| { |
114 |
24
| node = new HashMap();
|
115 |
| } |
116 |
| else |
117 |
| { |
118 |
0
| node = oldNode;
|
119 |
| } |
120 |
24
| oldValue = node.put(key, value);
|
121 |
| |
122 |
24
| if (oldNode != null)
|
123 |
| { |
124 |
0
| updateNode(name, node);
|
125 |
| } |
126 |
| else |
127 |
| { |
128 |
24
| if (name.size() > 1)
|
129 |
| { |
130 |
21
| for (int i = 1; i < name.size(); ++i)
|
131 |
| { |
132 |
42
| final Fqn parent = name.getAncestor(i);
|
133 |
42
| if (!exists(parent))
|
134 |
| { |
135 |
16
| insertNode(parent, null);
|
136 |
| } |
137 |
| } |
138 |
| } |
139 |
24
| insertNode(name, node);
|
140 |
| } |
141 |
| |
142 |
24
| return oldValue;
|
143 |
| } |
144 |
| |
145 |
| |
146 |
| |
147 |
| |
148 |
| |
149 |
| |
150 |
| |
151 |
| |
152 |
| |
153 |
0
| public void put(Fqn name, Map attributes) throws Exception
|
154 |
| { |
155 |
0
| put(name, attributes, false);
|
156 |
| } |
157 |
| |
158 |
| |
159 |
| |
160 |
| |
161 |
| |
162 |
| |
163 |
| |
164 |
| |
165 |
12
| public void remove(Fqn name) throws Exception
|
166 |
| { |
167 |
12
| Connection con = null;
|
168 |
12
| PreparedStatement ps = null;
|
169 |
12
| try
|
170 |
| { |
171 |
12
| if (name.size() == 0)
|
172 |
| { |
173 |
12
| if (log.isDebugEnabled())
|
174 |
| { |
175 |
0
| log.debug("executing sql: " + config.getDeleteAllSql());
|
176 |
| } |
177 |
| |
178 |
12
| con = cf.getConnection();
|
179 |
12
| ps = con.prepareStatement(config.getDeleteAllSql());
|
180 |
12
| int deletedRows = ps.executeUpdate();
|
181 |
| |
182 |
12
| if (log.isDebugEnabled())
|
183 |
| { |
184 |
0
| log.debug("total rows deleted: " + deletedRows);
|
185 |
| } |
186 |
| } |
187 |
| else |
188 |
| { |
189 |
0
| StringBuffer sql = new StringBuffer(300);
|
190 |
0
| sql.append("delete from ").append(config.getTable()).append(" where fqn in (");
|
191 |
| |
192 |
0
| List fqns = new ArrayList();
|
193 |
| |
194 |
0
| addChildrenToDeleteSql(name.toString(), sql, fqns);
|
195 |
| |
196 |
0
| sql.append(')');
|
197 |
| |
198 |
0
| if (fqns.size() == 1)
|
199 |
| { |
200 |
0
| if (log.isDebugEnabled())
|
201 |
| { |
202 |
0
| log.debug("executing sql: " + config.getDeleteNodeSql() + "(" + name + ")");
|
203 |
| } |
204 |
| |
205 |
0
| con = cf.getConnection();
|
206 |
0
| ps = con.prepareStatement(config.getDeleteNodeSql());
|
207 |
0
| ps.setString(1, name.toString());
|
208 |
| } |
209 |
| else |
210 |
| { |
211 |
0
| if (log.isDebugEnabled())
|
212 |
| { |
213 |
0
| log.debug("executing sql: " + sql + " " + fqns);
|
214 |
| } |
215 |
| |
216 |
0
| con = cf.getConnection();
|
217 |
0
| ps = con.prepareStatement(sql.toString());
|
218 |
0
| for (int i = 0; i < fqns.size(); ++i)
|
219 |
| { |
220 |
0
| ps.setString(i + 1, (String) fqns.get(i));
|
221 |
| } |
222 |
| } |
223 |
| |
224 |
0
| int deletedRows = ps.executeUpdate();
|
225 |
| |
226 |
0
| if (log.isDebugEnabled())
|
227 |
| { |
228 |
0
| log.debug("total rows deleted: " + deletedRows);
|
229 |
| } |
230 |
| } |
231 |
| } |
232 |
| catch (SQLException e) |
233 |
| { |
234 |
0
| reportAndRethrowError("Failed to remove node " + name, e);
|
235 |
| } |
236 |
| finally |
237 |
| { |
238 |
12
| safeClose(ps);
|
239 |
12
| cf.close(con);
|
240 |
| } |
241 |
| } |
242 |
| |
243 |
| |
244 |
| |
245 |
0
| private void addChildrenToDeleteSql(String name, StringBuffer sql, List fqns)
|
246 |
| throws SQLException |
247 |
| { |
248 |
| |
249 |
| |
250 |
0
| Connection con = null;
|
251 |
0
| PreparedStatement selChildrenPs = null;
|
252 |
0
| ResultSet rs = null;
|
253 |
0
| try
|
254 |
| { |
255 |
0
| if (log.isDebugEnabled())
|
256 |
| { |
257 |
0
| log.debug("executing sql: " + config.getSelectChildFqnsSql() + "(" + name + ")");
|
258 |
| } |
259 |
| |
260 |
0
| con = cf.getConnection();
|
261 |
0
| selChildrenPs = con.prepareStatement(config.getSelectChildFqnsSql());
|
262 |
0
| selChildrenPs.setString(1, name);
|
263 |
0
| rs = selChildrenPs.executeQuery();
|
264 |
| |
265 |
0
| if (rs.next())
|
266 |
| { |
267 |
0
| do
|
268 |
| { |
269 |
0
| String childStr = rs.getString(1);
|
270 |
0
| addChildrenToDeleteSql(childStr, sql, fqns);
|
271 |
| } |
272 |
0
| while (rs.next());
|
273 |
| } |
274 |
| |
275 |
0
| if (fqns.size() == 0)
|
276 |
| { |
277 |
0
| sql.append("?");
|
278 |
| } |
279 |
| else |
280 |
| { |
281 |
0
| sql.append(", ?");
|
282 |
| } |
283 |
0
| fqns.add(name);
|
284 |
| } |
285 |
| finally |
286 |
| { |
287 |
0
| safeClose(rs);
|
288 |
0
| safeClose(selChildrenPs);
|
289 |
0
| cf.close(con);
|
290 |
| } |
291 |
| } |
292 |
| |
293 |
0
| public void put(Fqn name, Map attributes, boolean override) throws Exception
|
294 |
| { |
295 |
| |
296 |
0
| Map attrs = (attributes == null ? null : new HashMap(attributes));
|
297 |
| |
298 |
0
| Map oldNode = loadNode(name);
|
299 |
0
| if (oldNode != null)
|
300 |
| { |
301 |
0
| if (!override && oldNode != NULL_NODE_IN_ROW && attrs != null)
|
302 |
| { |
303 |
0
| attrs.putAll(oldNode);
|
304 |
| } |
305 |
0
| updateNode(name, attrs);
|
306 |
| } |
307 |
| else |
308 |
| { |
309 |
0
| if (name.size() > 1)
|
310 |
| { |
311 |
0
| for (int i = 1; i < name.size(); ++i)
|
312 |
| { |
313 |
0
| final Fqn parent = name.getAncestor(i);
|
314 |
0
| if (!exists(parent))
|
315 |
| { |
316 |
0
| insertNode(parent, null);
|
317 |
| } |
318 |
| } |
319 |
| } |
320 |
0
| insertNode(name, attrs);
|
321 |
| } |
322 |
| } |
323 |
| |
324 |
| |
325 |
147
| protected Log getLogger()
|
326 |
| { |
327 |
147
| return log;
|
328 |
| } |
329 |
| |
330 |
| } |