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Posted to commits@hbase.apache.org by gi...@apache.org on 2017/05/26 14:59:54 UTC
[04/32] hbase-site git commit: Published site at
82d554e3783372cc6b05489452c815b57c06f6cd.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/be6f38d2/testdevapidocs/src-html/org/apache/hadoop/hbase/snapshot/SnapshotTestingUtils.SnapshotMock.RegionData.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/snapshot/SnapshotTestingUtils.SnapshotMock.RegionData.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/snapshot/SnapshotTestingUtils.SnapshotMock.RegionData.html
index c07cc8b..be69921 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/snapshot/SnapshotTestingUtils.SnapshotMock.RegionData.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/snapshot/SnapshotTestingUtils.SnapshotMock.RegionData.html
@@ -70,826 +70,837 @@
<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.client.SnapshotDescription;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotRegionManifest;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest;<a name="line.67"></a>
-<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneResponse;<a name="line.68"></a>
-<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.util.FSTableDescriptors;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.util.FSVisitor;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.75"></a>
-<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.util.MD5Hash;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>import org.junit.Assert;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>import com.google.protobuf.ServiceException;<a name="line.79"></a>
-<span class="sourceLineNo">080</span><a name="line.80"></a>
-<span class="sourceLineNo">081</span>/**<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * Utilities class for snapshots<a name="line.82"></a>
-<span class="sourceLineNo">083</span> */<a name="line.83"></a>
-<span class="sourceLineNo">084</span>@InterfaceAudience.Private<a name="line.84"></a>
-<span class="sourceLineNo">085</span>public final class SnapshotTestingUtils {<a name="line.85"></a>
-<span class="sourceLineNo">086</span> private static final Log LOG = LogFactory.getLog(SnapshotTestingUtils.class);<a name="line.86"></a>
-<span class="sourceLineNo">087</span><a name="line.87"></a>
-<span class="sourceLineNo">088</span> // default number of regions (and keys) given by getSplitKeys() and createTable()<a name="line.88"></a>
-<span class="sourceLineNo">089</span> private static byte[] KEYS = Bytes.toBytes("0123456");<a name="line.89"></a>
-<span class="sourceLineNo">090</span><a name="line.90"></a>
-<span class="sourceLineNo">091</span> private SnapshotTestingUtils() {<a name="line.91"></a>
-<span class="sourceLineNo">092</span> // private constructor for utility class<a name="line.92"></a>
-<span class="sourceLineNo">093</span> }<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
-<span class="sourceLineNo">095</span> /**<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * Assert that we don't have any snapshots lists<a name="line.96"></a>
-<span class="sourceLineNo">097</span> *<a name="line.97"></a>
-<span class="sourceLineNo">098</span> * @throws IOException<a name="line.98"></a>
-<span class="sourceLineNo">099</span> * if the admin operation fails<a name="line.99"></a>
-<span class="sourceLineNo">100</span> */<a name="line.100"></a>
-<span class="sourceLineNo">101</span> public static void assertNoSnapshots(Admin admin) throws IOException {<a name="line.101"></a>
-<span class="sourceLineNo">102</span> assertEquals("Have some previous snapshots", 0, admin.listSnapshots()<a name="line.102"></a>
-<span class="sourceLineNo">103</span> .size());<a name="line.103"></a>
-<span class="sourceLineNo">104</span> }<a name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span> /**<a name="line.106"></a>
-<span class="sourceLineNo">107</span> * Make sure that there is only one snapshot returned from the master and its<a name="line.107"></a>
-<span class="sourceLineNo">108</span> * name and table match the passed in parameters.<a name="line.108"></a>
-<span class="sourceLineNo">109</span> */<a name="line.109"></a>
-<span class="sourceLineNo">110</span> public static List<SnapshotDescription> assertExistsMatchingSnapshot(<a name="line.110"></a>
-<span class="sourceLineNo">111</span> Admin admin, String snapshotName, TableName tableName)<a name="line.111"></a>
-<span class="sourceLineNo">112</span> throws IOException {<a name="line.112"></a>
-<span class="sourceLineNo">113</span> // list the snapshot<a name="line.113"></a>
-<span class="sourceLineNo">114</span> List<SnapshotDescription> snapshots = admin.listSnapshots();<a name="line.114"></a>
-<span class="sourceLineNo">115</span><a name="line.115"></a>
-<span class="sourceLineNo">116</span> List<SnapshotDescription> returnedSnapshots = new ArrayList<>();<a name="line.116"></a>
-<span class="sourceLineNo">117</span> for (SnapshotDescription sd : snapshots) {<a name="line.117"></a>
-<span class="sourceLineNo">118</span> if (snapshotName.equals(sd.getName()) && tableName.equals(sd.getTableName())) {<a name="line.118"></a>
-<span class="sourceLineNo">119</span> returnedSnapshots.add(sd);<a name="line.119"></a>
-<span class="sourceLineNo">120</span> }<a name="line.120"></a>
-<span class="sourceLineNo">121</span> }<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span> Assert.assertTrue("No matching snapshots found.", returnedSnapshots.size()>0);<a name="line.123"></a>
-<span class="sourceLineNo">124</span> return returnedSnapshots;<a name="line.124"></a>
-<span class="sourceLineNo">125</span> }<a name="line.125"></a>
-<span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span> /**<a name="line.127"></a>
-<span class="sourceLineNo">128</span> * Make sure that there is only one snapshot returned from the master<a name="line.128"></a>
-<span class="sourceLineNo">129</span> */<a name="line.129"></a>
-<span class="sourceLineNo">130</span> public static void assertOneSnapshotThatMatches(Admin admin,<a name="line.130"></a>
-<span class="sourceLineNo">131</span> SnapshotProtos.SnapshotDescription snapshot) throws IOException {<a name="line.131"></a>
-<span class="sourceLineNo">132</span> assertOneSnapshotThatMatches(admin, snapshot.getName(), TableName.valueOf(snapshot.getTable()));<a name="line.132"></a>
-<span class="sourceLineNo">133</span> }<a name="line.133"></a>
-<span class="sourceLineNo">134</span><a name="line.134"></a>
-<span class="sourceLineNo">135</span> /**<a name="line.135"></a>
-<span class="sourceLineNo">136</span> * Make sure that there is only one snapshot returned from the master and its<a name="line.136"></a>
-<span class="sourceLineNo">137</span> * name and table match the passed in parameters.<a name="line.137"></a>
-<span class="sourceLineNo">138</span> */<a name="line.138"></a>
-<span class="sourceLineNo">139</span> public static List<SnapshotDescription> assertOneSnapshotThatMatches(<a name="line.139"></a>
-<span class="sourceLineNo">140</span> Admin admin, String snapshotName, TableName tableName)<a name="line.140"></a>
-<span class="sourceLineNo">141</span> throws IOException {<a name="line.141"></a>
-<span class="sourceLineNo">142</span> // list the snapshot<a name="line.142"></a>
-<span class="sourceLineNo">143</span> List<SnapshotDescription> snapshots = admin.listSnapshots();<a name="line.143"></a>
-<span class="sourceLineNo">144</span><a name="line.144"></a>
-<span class="sourceLineNo">145</span> assertEquals("Should only have 1 snapshot", 1, snapshots.size());<a name="line.145"></a>
-<span class="sourceLineNo">146</span> assertEquals(snapshotName, snapshots.get(0).getName());<a name="line.146"></a>
-<span class="sourceLineNo">147</span> assertEquals(tableName, snapshots.get(0).getTableName());<a name="line.147"></a>
-<span class="sourceLineNo">148</span><a name="line.148"></a>
-<span class="sourceLineNo">149</span> return snapshots;<a name="line.149"></a>
-<span class="sourceLineNo">150</span> }<a name="line.150"></a>
-<span class="sourceLineNo">151</span><a name="line.151"></a>
-<span class="sourceLineNo">152</span> /**<a name="line.152"></a>
-<span class="sourceLineNo">153</span> * Make sure that there is only one snapshot returned from the master and its<a name="line.153"></a>
-<span class="sourceLineNo">154</span> * name and table match the passed in parameters.<a name="line.154"></a>
-<span class="sourceLineNo">155</span> */<a name="line.155"></a>
-<span class="sourceLineNo">156</span> public static List<SnapshotDescription> assertOneSnapshotThatMatches(<a name="line.156"></a>
-<span class="sourceLineNo">157</span> Admin admin, byte[] snapshot, TableName tableName) throws IOException {<a name="line.157"></a>
-<span class="sourceLineNo">158</span> return assertOneSnapshotThatMatches(admin, Bytes.toString(snapshot),<a name="line.158"></a>
-<span class="sourceLineNo">159</span> tableName);<a name="line.159"></a>
-<span class="sourceLineNo">160</span> }<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span> public static void confirmSnapshotValid(HBaseTestingUtility testUtil,<a name="line.162"></a>
-<span class="sourceLineNo">163</span> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName, byte[] family)<a name="line.163"></a>
-<span class="sourceLineNo">164</span> throws IOException {<a name="line.164"></a>
-<span class="sourceLineNo">165</span> MasterFileSystem mfs = testUtil.getHBaseCluster().getMaster().getMasterFileSystem();<a name="line.165"></a>
-<span class="sourceLineNo">166</span> confirmSnapshotValid(snapshotDescriptor, tableName, family, mfs.getRootDir(),<a name="line.166"></a>
-<span class="sourceLineNo">167</span> testUtil.getAdmin(), mfs.getFileSystem());<a name="line.167"></a>
-<span class="sourceLineNo">168</span> }<a name="line.168"></a>
-<span class="sourceLineNo">169</span><a name="line.169"></a>
-<span class="sourceLineNo">170</span> /**<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * Confirm that the snapshot contains references to all the files that should<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * be in the snapshot.<a name="line.172"></a>
-<span class="sourceLineNo">173</span> */<a name="line.173"></a>
-<span class="sourceLineNo">174</span> public static void confirmSnapshotValid(SnapshotProtos.SnapshotDescription snapshotDescriptor,<a name="line.174"></a>
-<span class="sourceLineNo">175</span> TableName tableName, byte[] testFamily, Path rootDir, Admin admin, FileSystem fs)<a name="line.175"></a>
-<span class="sourceLineNo">176</span> throws IOException {<a name="line.176"></a>
-<span class="sourceLineNo">177</span> ArrayList nonEmptyTestFamilies = new ArrayList(1);<a name="line.177"></a>
-<span class="sourceLineNo">178</span> nonEmptyTestFamilies.add(testFamily);<a name="line.178"></a>
-<span class="sourceLineNo">179</span> confirmSnapshotValid(snapshotDescriptor, tableName,<a name="line.179"></a>
-<span class="sourceLineNo">180</span> nonEmptyTestFamilies, null, rootDir, admin, fs);<a name="line.180"></a>
-<span class="sourceLineNo">181</span> }<a name="line.181"></a>
-<span class="sourceLineNo">182</span><a name="line.182"></a>
-<span class="sourceLineNo">183</span> /**<a name="line.183"></a>
-<span class="sourceLineNo">184</span> * Confirm that the snapshot has no references files but only metadata.<a name="line.184"></a>
-<span class="sourceLineNo">185</span> */<a name="line.185"></a>
-<span class="sourceLineNo">186</span> public static void confirmEmptySnapshotValid(<a name="line.186"></a>
-<span class="sourceLineNo">187</span> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName,<a name="line.187"></a>
-<span class="sourceLineNo">188</span> byte[] testFamily, Path rootDir, Admin admin, FileSystem fs)<a name="line.188"></a>
-<span class="sourceLineNo">189</span> throws IOException {<a name="line.189"></a>
-<span class="sourceLineNo">190</span> ArrayList emptyTestFamilies = new ArrayList(1);<a name="line.190"></a>
-<span class="sourceLineNo">191</span> emptyTestFamilies.add(testFamily);<a name="line.191"></a>
-<span class="sourceLineNo">192</span> confirmSnapshotValid(snapshotDescriptor, tableName,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> null, emptyTestFamilies, rootDir, admin, fs);<a name="line.193"></a>
-<span class="sourceLineNo">194</span> }<a name="line.194"></a>
-<span class="sourceLineNo">195</span><a name="line.195"></a>
-<span class="sourceLineNo">196</span> /**<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * Confirm that the snapshot contains references to all the files that should<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * be in the snapshot. This method also perform some redundant check like<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * the existence of the snapshotinfo or the regioninfo which are done always<a name="line.199"></a>
-<span class="sourceLineNo">200</span> * by the MasterSnapshotVerifier, at the end of the snapshot operation.<a name="line.200"></a>
-<span class="sourceLineNo">201</span> */<a name="line.201"></a>
-<span class="sourceLineNo">202</span> public static void confirmSnapshotValid(<a name="line.202"></a>
-<span class="sourceLineNo">203</span> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName,<a name="line.203"></a>
-<span class="sourceLineNo">204</span> List<byte[]> nonEmptyTestFamilies, List<byte[]> emptyTestFamilies,<a name="line.204"></a>
-<span class="sourceLineNo">205</span> Path rootDir, Admin admin, FileSystem fs) throws IOException {<a name="line.205"></a>
-<span class="sourceLineNo">206</span> final Configuration conf = admin.getConfiguration();<a name="line.206"></a>
-<span class="sourceLineNo">207</span><a name="line.207"></a>
-<span class="sourceLineNo">208</span> // check snapshot dir<a name="line.208"></a>
-<span class="sourceLineNo">209</span> Path snapshotDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(<a name="line.209"></a>
-<span class="sourceLineNo">210</span> snapshotDescriptor, rootDir);<a name="line.210"></a>
-<span class="sourceLineNo">211</span> assertTrue(fs.exists(snapshotDir));<a name="line.211"></a>
-<span class="sourceLineNo">212</span><a name="line.212"></a>
-<span class="sourceLineNo">213</span> SnapshotProtos.SnapshotDescription desc = SnapshotDescriptionUtils.readSnapshotInfo(fs, snapshotDir);<a name="line.213"></a>
-<span class="sourceLineNo">214</span><a name="line.214"></a>
-<span class="sourceLineNo">215</span> // Extract regions and families with store files<a name="line.215"></a>
-<span class="sourceLineNo">216</span> final Set<byte[]> snapshotFamilies = new TreeSet<>(Bytes.BYTES_COMPARATOR);<a name="line.216"></a>
-<span class="sourceLineNo">217</span><a name="line.217"></a>
-<span class="sourceLineNo">218</span> SnapshotManifest manifest = SnapshotManifest.open(conf, fs, snapshotDir, desc);<a name="line.218"></a>
-<span class="sourceLineNo">219</span> Map<String, SnapshotRegionManifest> regionManifests = manifest.getRegionManifestsMap();<a name="line.219"></a>
-<span class="sourceLineNo">220</span> for (SnapshotRegionManifest regionManifest: regionManifests.values()) {<a name="line.220"></a>
-<span class="sourceLineNo">221</span> SnapshotReferenceUtil.visitRegionStoreFiles(regionManifest,<a name="line.221"></a>
-<span class="sourceLineNo">222</span> new SnapshotReferenceUtil.StoreFileVisitor() {<a name="line.222"></a>
-<span class="sourceLineNo">223</span> @Override<a name="line.223"></a>
-<span class="sourceLineNo">224</span> public void storeFile(final HRegionInfo regionInfo, final String family,<a name="line.224"></a>
-<span class="sourceLineNo">225</span> final SnapshotRegionManifest.StoreFile storeFile) throws IOException {<a name="line.225"></a>
-<span class="sourceLineNo">226</span> snapshotFamilies.add(Bytes.toBytes(family));<a name="line.226"></a>
-<span class="sourceLineNo">227</span> }<a name="line.227"></a>
-<span class="sourceLineNo">228</span> });<a name="line.228"></a>
-<span class="sourceLineNo">229</span> }<a name="line.229"></a>
-<span class="sourceLineNo">230</span><a name="line.230"></a>
-<span class="sourceLineNo">231</span> // Verify that there are store files in the specified families<a name="line.231"></a>
-<span class="sourceLineNo">232</span> if (nonEmptyTestFamilies != null) {<a name="line.232"></a>
-<span class="sourceLineNo">233</span> for (final byte[] familyName: nonEmptyTestFamilies) {<a name="line.233"></a>
-<span class="sourceLineNo">234</span> assertTrue(snapshotFamilies.contains(familyName));<a name="line.234"></a>
-<span class="sourceLineNo">235</span> }<a name="line.235"></a>
-<span class="sourceLineNo">236</span> }<a name="line.236"></a>
-<span class="sourceLineNo">237</span><a name="line.237"></a>
-<span class="sourceLineNo">238</span> // Verify that there are no store files in the specified families<a name="line.238"></a>
-<span class="sourceLineNo">239</span> if (emptyTestFamilies != null) {<a name="line.239"></a>
-<span class="sourceLineNo">240</span> for (final byte[] familyName: emptyTestFamilies) {<a name="line.240"></a>
-<span class="sourceLineNo">241</span> assertFalse(snapshotFamilies.contains(familyName));<a name="line.241"></a>
-<span class="sourceLineNo">242</span> }<a name="line.242"></a>
-<span class="sourceLineNo">243</span> }<a name="line.243"></a>
-<span class="sourceLineNo">244</span><a name="line.244"></a>
-<span class="sourceLineNo">245</span> // check the region snapshot for all the regions<a name="line.245"></a>
-<span class="sourceLineNo">246</span> List<HRegionInfo> regions = admin.getTableRegions(tableName);<a name="line.246"></a>
-<span class="sourceLineNo">247</span> // remove the non-default regions<a name="line.247"></a>
-<span class="sourceLineNo">248</span> RegionReplicaUtil.removeNonDefaultRegions(regions);<a name="line.248"></a>
-<span class="sourceLineNo">249</span> boolean hasMob = regionManifests.containsKey(MobUtils.getMobRegionInfo(tableName)<a name="line.249"></a>
-<span class="sourceLineNo">250</span> .getEncodedName());<a name="line.250"></a>
-<span class="sourceLineNo">251</span> if (hasMob) {<a name="line.251"></a>
-<span class="sourceLineNo">252</span> assertEquals(regions.size(), regionManifests.size() - 1);<a name="line.252"></a>
-<span class="sourceLineNo">253</span> } else {<a name="line.253"></a>
-<span class="sourceLineNo">254</span> assertEquals(regions.size(), regionManifests.size());<a name="line.254"></a>
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-<span class="sourceLineNo">256</span><a name="line.256"></a>
-<span class="sourceLineNo">257</span> // Verify Regions (redundant check, see MasterSnapshotVerifier)<a name="line.257"></a>
-<span class="sourceLineNo">258</span> for (HRegionInfo info : regions) {<a name="line.258"></a>
-<span class="sourceLineNo">259</span> String regionName = info.getEncodedName();<a name="line.259"></a>
-<span class="sourceLineNo">260</span> assertTrue(regionManifests.containsKey(regionName));<a name="line.260"></a>
-<span class="sourceLineNo">261</span> }<a name="line.261"></a>
-<span class="sourceLineNo">262</span> }<a name="line.262"></a>
-<span class="sourceLineNo">263</span><a name="line.263"></a>
-<span class="sourceLineNo">264</span> /**<a name="line.264"></a>
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-<span class="sourceLineNo">266</span> * given snapshot to complete on the server by repeatedly checking the master.<a name="line.266"></a>
-<span class="sourceLineNo">267</span> *<a name="line.267"></a>
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-<span class="sourceLineNo">270</span> * @param sleep: amount to sleep between checks to see if the snapshot is done<a name="line.270"></a>
-<span class="sourceLineNo">271</span> * @throws ServiceException if the snapshot fails<a name="line.271"></a>
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-<span class="sourceLineNo">277</span> final IsSnapshotDoneRequest request = IsSnapshotDoneRequest.newBuilder()<a name="line.277"></a>
-<span class="sourceLineNo">278</span> .setSnapshot(snapshot).build();<a name="line.278"></a>
-<span class="sourceLineNo">279</span> IsSnapshotDoneResponse done = IsSnapshotDoneResponse.newBuilder()<a name="line.279"></a>
-<span class="sourceLineNo">280</span> .buildPartial();<a name="line.280"></a>
-<span class="sourceLineNo">281</span> while (!done.getDone()) {<a name="line.281"></a>
-<span class="sourceLineNo">282</span> done = master.getMasterRpcServices().isSnapshotDone(null, request);<a name="line.282"></a>
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-<span class="sourceLineNo">284</span> Thread.sleep(sleep);<a name="line.284"></a>
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-<span class="sourceLineNo">286</span> throw new org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException(e);<a name="line.286"></a>
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-<span class="sourceLineNo">373</span> * in the case of an offline snapshot.<a name="line.373"></a>
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-<span class="sourceLineNo">397</span> LOG.info("In attempting to disable " + tableName + " it turns out that the this table is " +<a name="line.397"></a>
-<span class="sourceLineNo">398</span> "already disabled.");<a name="line.398"></a>
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+<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos;<a name="line.66"></a>
+<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotRegionManifest;<a name="line.67"></a>
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+<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;<a name="line.70"></a>
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+<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.util.FSTableDescriptors;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.util.FSVisitor;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.util.MD5Hash;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.junit.Assert;<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span>import com.google.protobuf.ServiceException;<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span>/**<a name="line.82"></a>
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+<span class="sourceLineNo">085</span>@InterfaceAudience.Private<a name="line.85"></a>
+<span class="sourceLineNo">086</span>public final class SnapshotTestingUtils {<a name="line.86"></a>
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+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span> // default number of regions (and keys) given by getSplitKeys() and createTable()<a name="line.89"></a>
+<span class="sourceLineNo">090</span> private static byte[] KEYS = Bytes.toBytes("0123456");<a name="line.90"></a>
+<span class="sourceLineNo">091</span><a name="line.91"></a>
+<span class="sourceLineNo">092</span> private SnapshotTestingUtils() {<a name="line.92"></a>
+<span class="sourceLineNo">093</span> // private constructor for utility class<a name="line.93"></a>
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+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span> /**<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * Assert that we don't have any snapshots lists<a name="line.97"></a>
+<span class="sourceLineNo">098</span> *<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * @throws IOException<a name="line.99"></a>
+<span class="sourceLineNo">100</span> * if the admin operation fails<a name="line.100"></a>
+<span class="sourceLineNo">101</span> */<a name="line.101"></a>
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+<span class="sourceLineNo">103</span> assertEquals("Have some previous snapshots", 0, admin.listSnapshots()<a name="line.103"></a>
+<span class="sourceLineNo">104</span> .size());<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span> /**<a name="line.107"></a>
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+<span class="sourceLineNo">109</span> * name and table match the passed in parameters.<a name="line.109"></a>
+<span class="sourceLineNo">110</span> */<a name="line.110"></a>
+<span class="sourceLineNo">111</span> public static List<SnapshotDescription> assertExistsMatchingSnapshot(<a name="line.111"></a>
+<span class="sourceLineNo">112</span> Admin admin, String snapshotName, TableName tableName)<a name="line.112"></a>
+<span class="sourceLineNo">113</span> throws IOException {<a name="line.113"></a>
+<span class="sourceLineNo">114</span> // list the snapshot<a name="line.114"></a>
+<span class="sourceLineNo">115</span> List<SnapshotDescription> snapshots = admin.listSnapshots();<a name="line.115"></a>
+<span class="sourceLineNo">116</span><a name="line.116"></a>
+<span class="sourceLineNo">117</span> List<SnapshotDescription> returnedSnapshots = new ArrayList<>();<a name="line.117"></a>
+<span class="sourceLineNo">118</span> for (SnapshotDescription sd : snapshots) {<a name="line.118"></a>
+<span class="sourceLineNo">119</span> if (snapshotName.equals(sd.getName()) && tableName.equals(sd.getTableName())) {<a name="line.119"></a>
+<span class="sourceLineNo">120</span> returnedSnapshots.add(sd);<a name="line.120"></a>
+<span class="sourceLineNo">121</span> }<a name="line.121"></a>
+<span class="sourceLineNo">122</span> }<a name="line.122"></a>
+<span class="sourceLineNo">123</span><a name="line.123"></a>
+<span class="sourceLineNo">124</span> Assert.assertTrue("No matching snapshots found.", returnedSnapshots.size()>0);<a name="line.124"></a>
+<span class="sourceLineNo">125</span> return returnedSnapshots;<a name="line.125"></a>
+<span class="sourceLineNo">126</span> }<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span> /**<a name="line.128"></a>
+<span class="sourceLineNo">129</span> * Make sure that there is only one snapshot returned from the master<a name="line.129"></a>
+<span class="sourceLineNo">130</span> */<a name="line.130"></a>
+<span class="sourceLineNo">131</span> public static void assertOneSnapshotThatMatches(Admin admin,<a name="line.131"></a>
+<span class="sourceLineNo">132</span> SnapshotProtos.SnapshotDescription snapshot) throws IOException {<a name="line.132"></a>
+<span class="sourceLineNo">133</span> assertOneSnapshotThatMatches(admin, snapshot.getName(), TableName.valueOf(snapshot.getTable()));<a name="line.133"></a>
+<span class="sourceLineNo">134</span> }<a name="line.134"></a>
+<span class="sourceLineNo">135</span><a name="line.135"></a>
+<span class="sourceLineNo">136</span> /**<a name="line.136"></a>
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+<span class="sourceLineNo">138</span> * name and table match the passed in parameters.<a name="line.138"></a>
+<span class="sourceLineNo">139</span> */<a name="line.139"></a>
+<span class="sourceLineNo">140</span> public static List<SnapshotDescription> assertOneSnapshotThatMatches(<a name="line.140"></a>
+<span class="sourceLineNo">141</span> Admin admin, String snapshotName, TableName tableName)<a name="line.141"></a>
+<span class="sourceLineNo">142</span> throws IOException {<a name="line.142"></a>
+<span class="sourceLineNo">143</span> // list the snapshot<a name="line.143"></a>
+<span class="sourceLineNo">144</span> List<SnapshotDescription> snapshots = admin.listSnapshots();<a name="line.144"></a>
+<span class="sourceLineNo">145</span><a name="line.145"></a>
+<span class="sourceLineNo">146</span> assertEquals("Should only have 1 snapshot", 1, snapshots.size());<a name="line.146"></a>
+<span class="sourceLineNo">147</span> assertEquals(snapshotName, snapshots.get(0).getName());<a name="line.147"></a>
+<span class="sourceLineNo">148</span> assertEquals(tableName, snapshots.get(0).getTableName());<a name="line.148"></a>
+<span class="sourceLineNo">149</span><a name="line.149"></a>
+<span class="sourceLineNo">150</span> return snapshots;<a name="line.150"></a>
+<span class="sourceLineNo">151</span> }<a name="line.151"></a>
+<span class="sourceLineNo">152</span><a name="line.152"></a>
+<span class="sourceLineNo">153</span> /**<a name="line.153"></a>
+<span class="sourceLineNo">154</span> * Make sure that there is only one snapshot returned from the master and its<a name="line.154"></a>
+<span class="sourceLineNo">155</span> * name and table match the passed in parameters.<a name="line.155"></a>
+<span class="sourceLineNo">156</span> */<a name="line.156"></a>
+<span class="sourceLineNo">157</span> public static List<SnapshotDescription> assertOneSnapshotThatMatches(<a name="line.157"></a>
+<span class="sourceLineNo">158</span> Admin admin, byte[] snapshot, TableName tableName) throws IOException {<a name="line.158"></a>
+<span class="sourceLineNo">159</span> return assertOneSnapshotThatMatches(admin, Bytes.toString(snapshot),<a name="line.159"></a>
+<span class="sourceLineNo">160</span> tableName);<a name="line.160"></a>
+<span class="sourceLineNo">161</span> }<a name="line.161"></a>
+<span class="sourceLineNo">162</span><a name="line.162"></a>
+<span class="sourceLineNo">163</span> public static void confirmSnapshotValid(HBaseTestingUtility testUtil,<a name="line.163"></a>
+<span class="sourceLineNo">164</span> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName, byte[] family)<a name="line.164"></a>
+<span class="sourceLineNo">165</span> throws IOException {<a name="line.165"></a>
+<span class="sourceLineNo">166</span> MasterFileSystem mfs = testUtil.getHBaseCluster().getMaster().getMasterFileSystem();<a name="line.166"></a>
+<span class="sourceLineNo">167</span> confirmSnapshotValid(snapshotDescriptor, tableName, family, mfs.getRootDir(),<a name="line.167"></a>
+<span class="sourceLineNo">168</span> testUtil.getAdmin(), mfs.getFileSystem());<a name="line.168"></a>
+<span class="sourceLineNo">169</span> }<a name="line.169"></a>
+<span class="sourceLineNo">170</span><a name="line.170"></a>
+<span class="sourceLineNo">171</span> /**<a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Confirm that the snapshot contains references to all the files that should<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * be in the snapshot.<a name="line.173"></a>
+<span class="sourceLineNo">174</span> */<a name="line.174"></a>
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+<span class="sourceLineNo">176</span> TableName tableName, byte[] testFamily, Path rootDir, Admin admin, FileSystem fs)<a name="line.176"></a>
+<span class="sourceLineNo">177</span> throws IOException {<a name="line.177"></a>
+<span class="sourceLineNo">178</span> ArrayList nonEmptyTestFamilies = new ArrayList(1);<a name="line.178"></a>
+<span class="sourceLineNo">179</span> nonEmptyTestFamilies.add(testFamily);<a name="line.179"></a>
+<span class="sourceLineNo">180</span> confirmSnapshotValid(snapshotDescriptor, tableName,<a name="line.180"></a>
+<span class="sourceLineNo">181</span> nonEmptyTestFamilies, null, rootDir, admin, fs);<a name="line.181"></a>
+<span class="sourceLineNo">182</span> }<a name="line.182"></a>
+<span class="sourceLineNo">183</span><a name="line.183"></a>
+<span class="sourceLineNo">184</span> /**<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * Confirm that the snapshot has no references files but only metadata.<a name="line.185"></a>
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+<span class="sourceLineNo">187</span> public static void confirmEmptySnapshotValid(<a name="line.187"></a>
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+<span class="sourceLineNo">251</span> .getEncodedName());<a name="line.251"></a>
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+
<TRUNCATED>