1 |
| |
2 |
| |
3 |
| |
4 |
| |
5 |
| |
6 |
| |
7 |
| |
8 |
| |
9 |
| |
10 |
| |
11 |
| |
12 |
| |
13 |
| |
14 |
| |
15 |
| |
16 |
| |
17 |
| |
18 |
| |
19 |
| |
20 |
| package org.apache.xindice.core; |
21 |
| |
22 |
| import org.apache.xindice.core.data.Key; |
23 |
| import org.apache.xindice.core.data.Record; |
24 |
| import org.apache.xindice.util.Configuration; |
25 |
| |
26 |
| import org.w3c.dom.Document; |
27 |
| |
28 |
| import java.util.Map; |
29 |
| |
30 |
| |
31 |
| |
32 |
| |
33 |
| |
34 |
| |
35 |
| public abstract class DBObserver { |
36 |
| |
37 |
| private static final DBObserver NOOP = new DBObserver() { |
38 |
0
| public void setDatabaseConfig(Database db, Map collections, Configuration cfg) {
|
39 |
| } |
40 |
| |
41 |
0
| public void setCollectionConfig(Collection col, Configuration cfg) {
|
42 |
| } |
43 |
| |
44 |
0
| public void flushDatabaseConfig(Database db, Configuration cfg) {
|
45 |
| } |
46 |
| |
47 |
0
| public void dropCollection(Collection col) {
|
48 |
| } |
49 |
| |
50 |
0
| public void createCollection(Collection col) {
|
51 |
| } |
52 |
| |
53 |
0
| public void putDocument(Collection col, Key key, Document document, boolean create) {
|
54 |
| } |
55 |
| |
56 |
0
| public void loadDocument(Collection col, Record record, Document document) {
|
57 |
| } |
58 |
| |
59 |
0
| public void dropDocument(Collection col, Key key) {
|
60 |
| } |
61 |
| }; |
62 |
| |
63 |
| private static DBObserver instance = NOOP; |
64 |
| |
65 |
| |
66 |
| |
67 |
| |
68 |
19
| public static void setInstance(DBObserver obs) {
|
69 |
19
| instance = (null == obs) ? NOOP : obs;
|
70 |
| } |
71 |
| |
72 |
| |
73 |
| |
74 |
| |
75 |
52561
| public static DBObserver getInstance() {
|
76 |
52561
| return instance;
|
77 |
| } |
78 |
| |
79 |
| |
80 |
| |
81 |
| |
82 |
| public abstract void setDatabaseConfig(Database db, Map collections, Configuration cfg); |
83 |
| |
84 |
| |
85 |
| |
86 |
| |
87 |
| public abstract void setCollectionConfig(Collection col, Configuration cfg); |
88 |
| |
89 |
| |
90 |
| |
91 |
| |
92 |
| public abstract void flushDatabaseConfig(Database db, Configuration cfg); |
93 |
| |
94 |
| |
95 |
| |
96 |
| |
97 |
| public abstract void dropCollection(Collection col) throws DBException; |
98 |
| |
99 |
| |
100 |
| |
101 |
| |
102 |
| public abstract void createCollection(Collection col) throws DBException; |
103 |
| |
104 |
| |
105 |
| |
106 |
| |
107 |
| public abstract void putDocument(Collection col, Key key, Document document, boolean create) throws DBException; |
108 |
| |
109 |
| |
110 |
| |
111 |
| |
112 |
| public abstract void loadDocument(Collection col, Record record, Document document) throws DBException; |
113 |
| |
114 |
| |
115 |
| |
116 |
| |
117 |
| public abstract void dropDocument(Collection col, Key key) throws DBException; |
118 |
| } |