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21 package org.apache.hadoop.hbase.coprocessor;
22
23 import org.apache.hadoop.hbase.HColumnDescriptor;
24 import org.apache.hadoop.hbase.HRegionInfo;
25 import org.apache.hadoop.hbase.CoprocessorEnvironment;
26 import org.apache.hadoop.hbase.HTableDescriptor;
27 import org.apache.hadoop.hbase.ServerName;
28 import org.apache.hadoop.hbase.UnknownRegionException;
29 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
30
31 import java.io.IOException;
32 import java.util.List;
33
34 public class BaseMasterObserver implements MasterObserver {
35 @Override
36 public void preCreateTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
37 HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
38 }
39
40 @Override
41 public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
42 HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
43 }
44
45 @Override
46 public void preDeleteTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
47 byte[] tableName) throws IOException {
48 }
49
50 @Override
51 public void postDeleteTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
52 byte[] tableName) throws IOException {
53 }
54
55 @Override
56 public void preModifyTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
57 byte[] tableName, HTableDescriptor htd) throws IOException {
58 }
59
60 @Override
61 public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
62 byte[] tableName, HTableDescriptor htd) throws IOException {
63 }
64
65 @Override
66 public void preAddColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
67 byte[] tableName, HColumnDescriptor column) throws IOException {
68 }
69
70 @Override
71 public void postAddColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
72 byte[] tableName, HColumnDescriptor column) throws IOException {
73 }
74
75 @Override
76 public void preModifyColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
77 byte[] tableName, HColumnDescriptor descriptor) throws IOException {
78 }
79
80 @Override
81 public void postModifyColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
82 byte[] tableName, HColumnDescriptor descriptor) throws IOException {
83 }
84
85 @Override
86 public void preDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
87 byte[] tableName, byte[] c) throws IOException {
88 }
89
90 @Override
91 public void postDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> ctx,
92 byte[] tableName, byte[] c) throws IOException {
93 }
94
95 @Override
96 public void preEnableTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
97 byte[] tableName) throws IOException {
98 }
99
100 @Override
101 public void postEnableTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
102 byte[] tableName) throws IOException {
103 }
104
105 @Override
106 public void preDisableTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
107 byte[] tableName) throws IOException {
108 }
109
110 @Override
111 public void postDisableTable(ObserverContext<MasterCoprocessorEnvironment> ctx,
112 byte[] tableName) throws IOException {
113 }
114
115 @Override
116 public void preAssign(ObserverContext<MasterCoprocessorEnvironment> ctx,
117 HRegionInfo regionInfo) throws IOException {
118 }
119
120 @Override
121 public void postAssign(ObserverContext<MasterCoprocessorEnvironment> ctx,
122 HRegionInfo regionInfo) throws IOException {
123 }
124
125 @Override
126 public void preUnassign(ObserverContext<MasterCoprocessorEnvironment> ctx,
127 HRegionInfo regionInfo, boolean force) throws IOException {
128 }
129
130 @Override
131 public void postUnassign(ObserverContext<MasterCoprocessorEnvironment> ctx,
132 HRegionInfo regionInfo, boolean force) throws IOException {
133 }
134
135 @Override
136 public void preBalance(ObserverContext<MasterCoprocessorEnvironment> ctx)
137 throws IOException {
138 }
139
140 @Override
141 public void postBalance(ObserverContext<MasterCoprocessorEnvironment> ctx)
142 throws IOException {
143 }
144
145 @Override
146 public boolean preBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> ctx,
147 boolean b) throws IOException {
148 return b;
149 }
150
151 @Override
152 public void postBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> ctx,
153 boolean oldValue, boolean newValue) throws IOException {
154 }
155
156 @Override
157 public void preShutdown(ObserverContext<MasterCoprocessorEnvironment> ctx)
158 throws IOException {
159 }
160
161 @Override
162 public void preStopMaster(ObserverContext<MasterCoprocessorEnvironment> ctx)
163 throws IOException {
164 }
165
166 @Override
167 public void postStartMaster(ObserverContext<MasterCoprocessorEnvironment> ctx)
168 throws IOException {
169 }
170
171 @Override
172 public void start(CoprocessorEnvironment ctx) throws IOException {
173 }
174
175 @Override
176 public void stop(CoprocessorEnvironment ctx) throws IOException {
177 }
178
179 @Override
180 public void preMove(ObserverContext<MasterCoprocessorEnvironment> ctx,
181 HRegionInfo region, ServerName srcServer, ServerName destServer)
182 throws IOException {
183 }
184
185 @Override
186 public void postMove(ObserverContext<MasterCoprocessorEnvironment> ctx,
187 HRegionInfo region, ServerName srcServer, ServerName destServer)
188 throws IOException {
189 }
190
191 @Override
192 public void preSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
193 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
194 throws IOException {
195 }
196
197 @Override
198 public void postSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
199 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
200 throws IOException {
201 }
202
203 @Override
204 public void preCloneSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
205 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
206 throws IOException {
207 }
208
209 @Override
210 public void postCloneSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
211 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
212 throws IOException {
213 }
214
215 @Override
216 public void preRestoreSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
217 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
218 throws IOException {
219 }
220
221 @Override
222 public void postRestoreSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
223 final SnapshotDescription snapshot, final HTableDescriptor hTableDescriptor)
224 throws IOException {
225 }
226
227 @Override
228 public void preDeleteSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
229 final SnapshotDescription snapshot) throws IOException {
230 }
231
232 @Override
233 public void postDeleteSnapshot(final ObserverContext<MasterCoprocessorEnvironment> ctx,
234 final SnapshotDescription snapshot) throws IOException {
235 }
236
237 @Override
238 public void preGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx,
239 List<String> tableNamesList, List<HTableDescriptor> descriptors) throws IOException {
240 }
241
242 @Override
243 public void postGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx,
244 List<HTableDescriptor> descriptors) throws IOException {
245 }
246 }