http://git-wip-us.apache.org/repos/asf/hbase-site/blob/aa7ffc92/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupManager.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupManager.html
b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupManager.html
index a708c67..84b2841 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupManager.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/BackupManager.html
@@ -89,426 +89,420 @@
<span class="sourceLineNo">081</span> this.conf = conf;<a
name="line.81"></a>
<span class="sourceLineNo">082</span> this.conn = conn;<a
name="line.82"></a>
<span class="sourceLineNo">083</span> this.systemTable = new
BackupSystemTable(conn);<a name="line.83"></a>
-<span class="sourceLineNo">084</span><a name="line.84"></a>
-<span class="sourceLineNo">085</span> }<a name="line.85"></a>
-<span class="sourceLineNo">086</span><a name="line.86"></a>
-<span class="sourceLineNo">087</span> /**<a name="line.87"></a>
-<span class="sourceLineNo">088</span> * Returns backup info<a
name="line.88"></a>
-<span class="sourceLineNo">089</span> */<a name="line.89"></a>
-<span class="sourceLineNo">090</span> protected BackupInfo getBackupInfo()
{<a name="line.90"></a>
-<span class="sourceLineNo">091</span> return backupInfo;<a
name="line.91"></a>
-<span class="sourceLineNo">092</span> }<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> * This method modifies the master's
configuration in order to inject backup-related features<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * (TESTs only)<a name="line.96"></a>
-<span class="sourceLineNo">097</span> * @param conf configuration<a
name="line.97"></a>
-<span class="sourceLineNo">098</span> */<a name="line.98"></a>
-<span class="sourceLineNo">099</span> @VisibleForTesting<a name="line.99"></a>
-<span class="sourceLineNo">100</span> public static void
decorateMasterConfiguration(Configuration conf) {<a name="line.100"></a>
-<span class="sourceLineNo">101</span> if (!isBackupEnabled(conf)) {<a
name="line.101"></a>
-<span class="sourceLineNo">102</span> return;<a name="line.102"></a>
-<span class="sourceLineNo">103</span> }<a name="line.103"></a>
-<span class="sourceLineNo">104</span> // Add WAL archive cleaner plug-in<a
name="line.104"></a>
-<span class="sourceLineNo">105</span> String plugins =
conf.get(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS);<a name="line.105"></a>
-<span class="sourceLineNo">106</span> String cleanerClass =
BackupLogCleaner.class.getCanonicalName();<a name="line.106"></a>
-<span class="sourceLineNo">107</span> if (!plugins.contains(cleanerClass))
{<a name="line.107"></a>
-<span class="sourceLineNo">108</span>
conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, plugins + "," +
cleanerClass);<a name="line.108"></a>
-<span class="sourceLineNo">109</span> }<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span> String classes =
conf.get(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY);<a name="line.111"></a>
-<span class="sourceLineNo">112</span> String masterProcedureClass =
LogRollMasterProcedureManager.class.getName();<a name="line.112"></a>
-<span class="sourceLineNo">113</span> if (classes == null) {<a
name="line.113"></a>
-<span class="sourceLineNo">114</span>
conf.set(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY,
masterProcedureClass);<a name="line.114"></a>
-<span class="sourceLineNo">115</span> } else if
(!classes.contains(masterProcedureClass)) {<a name="line.115"></a>
-<span class="sourceLineNo">116</span>
conf.set(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY, classes + "," +
masterProcedureClass);<a name="line.116"></a>
+<span class="sourceLineNo">084</span> }<a name="line.84"></a>
+<span class="sourceLineNo">085</span><a name="line.85"></a>
+<span class="sourceLineNo">086</span> /**<a name="line.86"></a>
+<span class="sourceLineNo">087</span> * Returns backup info<a
name="line.87"></a>
+<span class="sourceLineNo">088</span> */<a name="line.88"></a>
+<span class="sourceLineNo">089</span> protected BackupInfo getBackupInfo()
{<a name="line.89"></a>
+<span class="sourceLineNo">090</span> return backupInfo;<a
name="line.90"></a>
+<span class="sourceLineNo">091</span> }<a name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span> /**<a name="line.93"></a>
+<span class="sourceLineNo">094</span> * This method modifies the master's
configuration in order to inject backup-related features<a name="line.94"></a>
+<span class="sourceLineNo">095</span> * (TESTs only)<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * @param conf configuration<a
name="line.96"></a>
+<span class="sourceLineNo">097</span> */<a name="line.97"></a>
+<span class="sourceLineNo">098</span> @VisibleForTesting<a name="line.98"></a>
+<span class="sourceLineNo">099</span> public static void
decorateMasterConfiguration(Configuration conf) {<a name="line.99"></a>
+<span class="sourceLineNo">100</span> if (!isBackupEnabled(conf)) {<a
name="line.100"></a>
+<span class="sourceLineNo">101</span> return;<a name="line.101"></a>
+<span class="sourceLineNo">102</span> }<a name="line.102"></a>
+<span class="sourceLineNo">103</span> // Add WAL archive cleaner plug-in<a
name="line.103"></a>
+<span class="sourceLineNo">104</span> String plugins =
conf.get(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS);<a name="line.104"></a>
+<span class="sourceLineNo">105</span> String cleanerClass =
BackupLogCleaner.class.getCanonicalName();<a name="line.105"></a>
+<span class="sourceLineNo">106</span> if (!plugins.contains(cleanerClass))
{<a name="line.106"></a>
+<span class="sourceLineNo">107</span>
conf.set(HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS, plugins + "," +
cleanerClass);<a name="line.107"></a>
+<span class="sourceLineNo">108</span> }<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span> String classes =
conf.get(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY);<a name="line.110"></a>
+<span class="sourceLineNo">111</span> String masterProcedureClass =
LogRollMasterProcedureManager.class.getName();<a name="line.111"></a>
+<span class="sourceLineNo">112</span> if (classes == null) {<a
name="line.112"></a>
+<span class="sourceLineNo">113</span>
conf.set(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY,
masterProcedureClass);<a name="line.113"></a>
+<span class="sourceLineNo">114</span> } else if
(!classes.contains(masterProcedureClass)) {<a name="line.114"></a>
+<span class="sourceLineNo">115</span>
conf.set(ProcedureManagerHost.MASTER_PROCEDURE_CONF_KEY, classes + ","<a
name="line.115"></a>
+<span class="sourceLineNo">116</span> + masterProcedureClass);<a
name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span> if (LOG.isDebugEnabled()) {<a
name="line.119"></a>
<span class="sourceLineNo">120</span> LOG.debug("Added log cleaner: " +
cleanerClass + "\n" + "Added master procedure manager: "<a name="line.120"></a>
<span class="sourceLineNo">121</span> + masterProcedureClass);<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> }<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> * This method modifies the Region
Server configuration in order to inject backup-related features<a
name="line.127"></a>
-<span class="sourceLineNo">128</span> * TESTs only.<a name="line.128"></a>
-<span class="sourceLineNo">129</span> * @param conf configuration<a
name="line.129"></a>
-<span class="sourceLineNo">130</span> */<a name="line.130"></a>
-<span class="sourceLineNo">131</span> @VisibleForTesting<a
name="line.131"></a>
-<span class="sourceLineNo">132</span> public static void
decorateRegionServerConfiguration(Configuration conf) {<a name="line.132"></a>
-<span class="sourceLineNo">133</span> if (!isBackupEnabled(conf)) {<a
name="line.133"></a>
-<span class="sourceLineNo">134</span> return;<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>
-<span class="sourceLineNo">137</span> String classes =
conf.get(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY);<a
name="line.137"></a>
-<span class="sourceLineNo">138</span> String regionProcedureClass =
LogRollRegionServerProcedureManager.class.getName();<a name="line.138"></a>
-<span class="sourceLineNo">139</span> if (classes == null) {<a
name="line.139"></a>
-<span class="sourceLineNo">140</span>
conf.set(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY,
regionProcedureClass);<a name="line.140"></a>
-<span class="sourceLineNo">141</span> } else if
(!classes.contains(regionProcedureClass)) {<a name="line.141"></a>
-<span class="sourceLineNo">142</span>
conf.set(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY, classes + ","<a
name="line.142"></a>
-<span class="sourceLineNo">143</span> + regionProcedureClass);<a
name="line.143"></a>
-<span class="sourceLineNo">144</span> }<a name="line.144"></a>
-<span class="sourceLineNo">145</span> String coproc =
conf.get(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY);<a name="line.145"></a>
-<span class="sourceLineNo">146</span> String regionObserverClass =
BackupObserver.class.getName();<a name="line.146"></a>
-<span class="sourceLineNo">147</span>
conf.set(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, (coproc == null ? "" :
coproc + ",") +<a name="line.147"></a>
-<span class="sourceLineNo">148</span> regionObserverClass);<a
name="line.148"></a>
-<span class="sourceLineNo">149</span> if (LOG.isDebugEnabled()) {<a
name="line.149"></a>
-<span class="sourceLineNo">150</span> LOG.debug("Added region procedure
manager: " + regionProcedureClass +<a name="line.150"></a>
-<span class="sourceLineNo">151</span> ". Added region observer: " +
regionObserverClass);<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><a name="line.154"></a>
-<span class="sourceLineNo">155</span> public static boolean
isBackupEnabled(Configuration conf) {<a name="line.155"></a>
-<span class="sourceLineNo">156</span> return
conf.getBoolean(BackupRestoreConstants.BACKUP_ENABLE_KEY,<a name="line.156"></a>
-<span class="sourceLineNo">157</span>
BackupRestoreConstants.BACKUP_ENABLE_DEFAULT);<a name="line.157"></a>
-<span class="sourceLineNo">158</span> }<a name="line.158"></a>
-<span class="sourceLineNo">159</span><a name="line.159"></a>
-<span class="sourceLineNo">160</span> /**<a name="line.160"></a>
-<span class="sourceLineNo">161</span> * Get configuration<a
name="line.161"></a>
-<span class="sourceLineNo">162</span> * @return configuration<a
name="line.162"></a>
-<span class="sourceLineNo">163</span> */<a name="line.163"></a>
-<span class="sourceLineNo">164</span> Configuration getConf() {<a
name="line.164"></a>
-<span class="sourceLineNo">165</span> return conf;<a name="line.165"></a>
-<span class="sourceLineNo">166</span> }<a name="line.166"></a>
-<span class="sourceLineNo">167</span><a name="line.167"></a>
-<span class="sourceLineNo">168</span> /**<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * Stop all the work of backup.<a
name="line.169"></a>
-<span class="sourceLineNo">170</span> */<a name="line.170"></a>
-<span class="sourceLineNo">171</span> @Override<a name="line.171"></a>
-<span class="sourceLineNo">172</span> public void close() {<a
name="line.172"></a>
-<span class="sourceLineNo">173</span><a name="line.173"></a>
-<span class="sourceLineNo">174</span> if (systemTable != null) {<a
name="line.174"></a>
-<span class="sourceLineNo">175</span> try {<a name="line.175"></a>
-<span class="sourceLineNo">176</span> systemTable.close();<a
name="line.176"></a>
-<span class="sourceLineNo">177</span> } catch (Exception e) {<a
name="line.177"></a>
-<span class="sourceLineNo">178</span> LOG.error(e.toString(), e);<a
name="line.178"></a>
-<span class="sourceLineNo">179</span> }<a name="line.179"></a>
-<span class="sourceLineNo">180</span> }<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> * Creates a backup info based on input
backup request.<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * @param backupId backup id<a
name="line.185"></a>
-<span class="sourceLineNo">186</span> * @param type type<a
name="line.186"></a>
-<span class="sourceLineNo">187</span> * @param tableList table list<a
name="line.187"></a>
-<span class="sourceLineNo">188</span> * @param targetRootDir root dir<a
name="line.188"></a>
-<span class="sourceLineNo">189</span> * @param workers number of parallel
workers<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * @param bandwidth bandwidth per
worker in MB per sec<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * @return BackupInfo<a
name="line.191"></a>
-<span class="sourceLineNo">192</span> * @throws BackupException exception<a
name="line.192"></a>
-<span class="sourceLineNo">193</span> */<a name="line.193"></a>
-<span class="sourceLineNo">194</span> public BackupInfo
createBackupInfo(String backupId, BackupType type, List<TableName>
tableList,<a name="line.194"></a>
-<span class="sourceLineNo">195</span> String targetRootDir, int workers,
long bandwidth) throws BackupException {<a name="line.195"></a>
-<span class="sourceLineNo">196</span> if (targetRootDir == null) {<a
name="line.196"></a>
-<span class="sourceLineNo">197</span> throw new BackupException("Wrong
backup request parameter: target backup root directory");<a name="line.197"></a>
-<span class="sourceLineNo">198</span> }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span> if (type == BackupType.FULL
&& (tableList == null || tableList.isEmpty())) {<a name="line.200"></a>
-<span class="sourceLineNo">201</span> // If table list is null for full
backup, which means backup all tables. Then fill the table<a
name="line.201"></a>
-<span class="sourceLineNo">202</span> // list with all user tables from
meta. It no table available, throw the request exception.<a name="line.202"></a>
-<span class="sourceLineNo">203</span><a name="line.203"></a>
-<span class="sourceLineNo">204</span> HTableDescriptor[] htds = null;<a
name="line.204"></a>
-<span class="sourceLineNo">205</span> try (Admin admin = conn.getAdmin())
{<a name="line.205"></a>
-<span class="sourceLineNo">206</span> htds = admin.listTables();<a
name="line.206"></a>
-<span class="sourceLineNo">207</span> } catch (Exception e) {<a
name="line.207"></a>
-<span class="sourceLineNo">208</span> throw new BackupException(e);<a
name="line.208"></a>
-<span class="sourceLineNo">209</span> }<a name="line.209"></a>
-<span class="sourceLineNo">210</span><a name="line.210"></a>
-<span class="sourceLineNo">211</span> if (htds == null) {<a
name="line.211"></a>
-<span class="sourceLineNo">212</span> throw new BackupException("No
table exists for full backup of all tables.");<a name="line.212"></a>
-<span class="sourceLineNo">213</span> } else {<a name="line.213"></a>
-<span class="sourceLineNo">214</span> tableList = new
ArrayList<>();<a name="line.214"></a>
-<span class="sourceLineNo">215</span> for (HTableDescriptor
hTableDescriptor : htds) {<a name="line.215"></a>
-<span class="sourceLineNo">216</span> TableName tn =
hTableDescriptor.getTableName();<a name="line.216"></a>
-<span class="sourceLineNo">217</span> if
(tn.equals(BackupSystemTable.getTableName(conf))) {<a name="line.217"></a>
-<span class="sourceLineNo">218</span> // skip backup system table<a
name="line.218"></a>
-<span class="sourceLineNo">219</span> continue;<a
name="line.219"></a>
-<span class="sourceLineNo">220</span> }<a name="line.220"></a>
-<span class="sourceLineNo">221</span>
tableList.add(hTableDescriptor.getTableName());<a name="line.221"></a>
-<span class="sourceLineNo">222</span> }<a name="line.222"></a>
-<span class="sourceLineNo">223</span><a name="line.223"></a>
-<span class="sourceLineNo">224</span> LOG.info("Full backup all the
tables available in the cluster: " + tableList);<a name="line.224"></a>
-<span class="sourceLineNo">225</span> }<a name="line.225"></a>
-<span class="sourceLineNo">226</span> }<a name="line.226"></a>
-<span class="sourceLineNo">227</span><a name="line.227"></a>
-<span class="sourceLineNo">228</span> // there are one or more tables in
the table list<a name="line.228"></a>
-<span class="sourceLineNo">229</span> backupInfo =<a name="line.229"></a>
-<span class="sourceLineNo">230</span> new BackupInfo(backupId, type,
tableList.toArray(new TableName[tableList.size()]),<a name="line.230"></a>
-<span class="sourceLineNo">231</span> targetRootDir);<a
name="line.231"></a>
-<span class="sourceLineNo">232</span> backupInfo.setBandwidth(bandwidth);<a
name="line.232"></a>
-<span class="sourceLineNo">233</span> backupInfo.setWorkers(workers);<a
name="line.233"></a>
-<span class="sourceLineNo">234</span> return backupInfo;<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> * Check if any ongoing backup.
Currently, we only reply on checking status in backup system<a
name="line.238"></a>
-<span class="sourceLineNo">239</span> * table. We need to consider to handle
the case of orphan records in the future. Otherwise, all<a name="line.239"></a>
-<span class="sourceLineNo">240</span> * the coming request will fail.<a
name="line.240"></a>
-<span class="sourceLineNo">241</span> * @return the ongoing backup id if on
going backup exists, otherwise null<a name="line.241"></a>
-<span class="sourceLineNo">242</span> * @throws IOException exception<a
name="line.242"></a>
-<span class="sourceLineNo">243</span> */<a name="line.243"></a>
-<span class="sourceLineNo">244</span> private String getOngoingBackupId()
throws IOException {<a name="line.244"></a>
-<span class="sourceLineNo">245</span><a name="line.245"></a>
-<span class="sourceLineNo">246</span> ArrayList<BackupInfo> sessions
= systemTable.getBackupInfos(BackupState.RUNNING);<a name="line.246"></a>
-<span class="sourceLineNo">247</span> if (sessions.size() == 0) {<a
name="line.247"></a>
-<span class="sourceLineNo">248</span> return null;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> }<a name="line.249"></a>
-<span class="sourceLineNo">250</span> return
sessions.get(0).getBackupId();<a name="line.250"></a>
-<span class="sourceLineNo">251</span> }<a name="line.251"></a>
-<span class="sourceLineNo">252</span><a name="line.252"></a>
-<span class="sourceLineNo">253</span> /**<a name="line.253"></a>
-<span class="sourceLineNo">254</span> * Start the backup manager service.<a
name="line.254"></a>
-<span class="sourceLineNo">255</span> * @throws IOException exception<a
name="line.255"></a>
-<span class="sourceLineNo">256</span> */<a name="line.256"></a>
-<span class="sourceLineNo">257</span> public void initialize() throws
IOException {<a name="line.257"></a>
-<span class="sourceLineNo">258</span> String ongoingBackupId =
this.getOngoingBackupId();<a name="line.258"></a>
-<span class="sourceLineNo">259</span> if (ongoingBackupId != null) {<a
name="line.259"></a>
-<span class="sourceLineNo">260</span> LOG.info("There is a ongoing backup
" + ongoingBackupId<a name="line.260"></a>
-<span class="sourceLineNo">261</span> + ". Can not launch new backup
until no ongoing backup remains.");<a name="line.261"></a>
-<span class="sourceLineNo">262</span> throw new BackupException("There is
ongoing backup.");<a name="line.262"></a>
-<span class="sourceLineNo">263</span> }<a name="line.263"></a>
+<span class="sourceLineNo">123</span> }<a name="line.123"></a>
+<span class="sourceLineNo">124</span><a name="line.124"></a>
+<span class="sourceLineNo">125</span> /**<a name="line.125"></a>
+<span class="sourceLineNo">126</span> * This method modifies the Region
Server configuration in order to inject backup-related features<a
name="line.126"></a>
+<span class="sourceLineNo">127</span> * TESTs only.<a name="line.127"></a>
+<span class="sourceLineNo">128</span> * @param conf configuration<a
name="line.128"></a>
+<span class="sourceLineNo">129</span> */<a name="line.129"></a>
+<span class="sourceLineNo">130</span> @VisibleForTesting<a
name="line.130"></a>
+<span class="sourceLineNo">131</span> public static void
decorateRegionServerConfiguration(Configuration conf) {<a name="line.131"></a>
+<span class="sourceLineNo">132</span> if (!isBackupEnabled(conf)) {<a
name="line.132"></a>
+<span class="sourceLineNo">133</span> return;<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> String classes =
conf.get(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY);<a
name="line.136"></a>
+<span class="sourceLineNo">137</span> String regionProcedureClass =
LogRollRegionServerProcedureManager.class.getName();<a name="line.137"></a>
+<span class="sourceLineNo">138</span> if (classes == null) {<a
name="line.138"></a>
+<span class="sourceLineNo">139</span>
conf.set(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY,
regionProcedureClass);<a name="line.139"></a>
+<span class="sourceLineNo">140</span> } else if
(!classes.contains(regionProcedureClass)) {<a name="line.140"></a>
+<span class="sourceLineNo">141</span>
conf.set(ProcedureManagerHost.REGIONSERVER_PROCEDURE_CONF_KEY, classes + ","<a
name="line.141"></a>
+<span class="sourceLineNo">142</span> + regionProcedureClass);<a
name="line.142"></a>
+<span class="sourceLineNo">143</span> }<a name="line.143"></a>
+<span class="sourceLineNo">144</span> String coproc =
conf.get(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY);<a name="line.144"></a>
+<span class="sourceLineNo">145</span> String regionObserverClass =
BackupObserver.class.getName();<a name="line.145"></a>
+<span class="sourceLineNo">146</span>
conf.set(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, (coproc == null ? "" :
coproc + ",") +<a name="line.146"></a>
+<span class="sourceLineNo">147</span> regionObserverClass);<a
name="line.147"></a>
+<span class="sourceLineNo">148</span> if (LOG.isDebugEnabled()) {<a
name="line.148"></a>
+<span class="sourceLineNo">149</span> LOG.debug("Added region procedure
manager: " + regionProcedureClass +<a name="line.149"></a>
+<span class="sourceLineNo">150</span> ". Added region observer: " +
regionObserverClass);<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> public static boolean
isBackupEnabled(Configuration conf) {<a name="line.154"></a>
+<span class="sourceLineNo">155</span> return
conf.getBoolean(BackupRestoreConstants.BACKUP_ENABLE_KEY,<a name="line.155"></a>
+<span class="sourceLineNo">156</span>
BackupRestoreConstants.BACKUP_ENABLE_DEFAULT);<a name="line.156"></a>
+<span class="sourceLineNo">157</span> }<a name="line.157"></a>
+<span class="sourceLineNo">158</span><a name="line.158"></a>
+<span class="sourceLineNo">159</span> /**<a name="line.159"></a>
+<span class="sourceLineNo">160</span> * Get configuration<a
name="line.160"></a>
+<span class="sourceLineNo">161</span> * @return configuration<a
name="line.161"></a>
+<span class="sourceLineNo">162</span> */<a name="line.162"></a>
+<span class="sourceLineNo">163</span> Configuration getConf() {<a
name="line.163"></a>
+<span class="sourceLineNo">164</span> return conf;<a name="line.164"></a>
+<span class="sourceLineNo">165</span> }<a name="line.165"></a>
+<span class="sourceLineNo">166</span><a name="line.166"></a>
+<span class="sourceLineNo">167</span> /**<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * Stop all the work of backup.<a
name="line.168"></a>
+<span class="sourceLineNo">169</span> */<a name="line.169"></a>
+<span class="sourceLineNo">170</span> @Override<a name="line.170"></a>
+<span class="sourceLineNo">171</span> public void close() {<a
name="line.171"></a>
+<span class="sourceLineNo">172</span> if (systemTable != null) {<a
name="line.172"></a>
+<span class="sourceLineNo">173</span> try {<a name="line.173"></a>
+<span class="sourceLineNo">174</span> systemTable.close();<a
name="line.174"></a>
+<span class="sourceLineNo">175</span> } catch (Exception e) {<a
name="line.175"></a>
+<span class="sourceLineNo">176</span> LOG.error(e.toString(), e);<a
name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span> }<a name="line.178"></a>
+<span class="sourceLineNo">179</span> }<a name="line.179"></a>
+<span class="sourceLineNo">180</span><a name="line.180"></a>
+<span class="sourceLineNo">181</span> /**<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * Creates a backup info based on input
backup request.<a name="line.182"></a>
+<span class="sourceLineNo">183</span> * @param backupId backup id<a
name="line.183"></a>
+<span class="sourceLineNo">184</span> * @param type type<a
name="line.184"></a>
+<span class="sourceLineNo">185</span> * @param tableList table list<a
name="line.185"></a>
+<span class="sourceLineNo">186</span> * @param targetRootDir root dir<a
name="line.186"></a>
+<span class="sourceLineNo">187</span> * @param workers number of parallel
workers<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * @param bandwidth bandwidth per
worker in MB per sec<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * @return BackupInfo<a
name="line.189"></a>
+<span class="sourceLineNo">190</span> * @throws BackupException exception<a
name="line.190"></a>
+<span class="sourceLineNo">191</span> */<a name="line.191"></a>
+<span class="sourceLineNo">192</span> public BackupInfo
createBackupInfo(String backupId, BackupType type, List<TableName>
tableList,<a name="line.192"></a>
+<span class="sourceLineNo">193</span> String targetRootDir, int workers,
long bandwidth) throws BackupException {<a name="line.193"></a>
+<span class="sourceLineNo">194</span> if (targetRootDir == null) {<a
name="line.194"></a>
+<span class="sourceLineNo">195</span> throw new BackupException("Wrong
backup request parameter: target backup root directory");<a name="line.195"></a>
+<span class="sourceLineNo">196</span> }<a name="line.196"></a>
+<span class="sourceLineNo">197</span><a name="line.197"></a>
+<span class="sourceLineNo">198</span> if (type == BackupType.FULL
&& (tableList == null || tableList.isEmpty())) {<a name="line.198"></a>
+<span class="sourceLineNo">199</span> // If table list is null for full
backup, which means backup all tables. Then fill the table<a
name="line.199"></a>
+<span class="sourceLineNo">200</span> // list with all user tables from
meta. It no table available, throw the request exception.<a name="line.200"></a>
+<span class="sourceLineNo">201</span> HTableDescriptor[] htds = null;<a
name="line.201"></a>
+<span class="sourceLineNo">202</span> try (Admin admin = conn.getAdmin())
{<a name="line.202"></a>
+<span class="sourceLineNo">203</span> htds = admin.listTables();<a
name="line.203"></a>
+<span class="sourceLineNo">204</span> } catch (Exception e) {<a
name="line.204"></a>
+<span class="sourceLineNo">205</span> throw new BackupException(e);<a
name="line.205"></a>
+<span class="sourceLineNo">206</span> }<a name="line.206"></a>
+<span class="sourceLineNo">207</span><a name="line.207"></a>
+<span class="sourceLineNo">208</span> if (htds == null) {<a
name="line.208"></a>
+<span class="sourceLineNo">209</span> throw new BackupException("No
table exists for full backup of all tables.");<a name="line.209"></a>
+<span class="sourceLineNo">210</span> } else {<a name="line.210"></a>
+<span class="sourceLineNo">211</span> tableList = new
ArrayList<>();<a name="line.211"></a>
+<span class="sourceLineNo">212</span> for (HTableDescriptor
hTableDescriptor : htds) {<a name="line.212"></a>
+<span class="sourceLineNo">213</span> TableName tn =
hTableDescriptor.getTableName();<a name="line.213"></a>
+<span class="sourceLineNo">214</span> if
(tn.equals(BackupSystemTable.getTableName(conf))) {<a name="line.214"></a>
+<span class="sourceLineNo">215</span> // skip backup system table<a
name="line.215"></a>
+<span class="sourceLineNo">216</span> continue;<a
name="line.216"></a>
+<span class="sourceLineNo">217</span> }<a name="line.217"></a>
+<span class="sourceLineNo">218</span>
tableList.add(hTableDescriptor.getTableName());<a name="line.218"></a>
+<span class="sourceLineNo">219</span> }<a name="line.219"></a>
+<span class="sourceLineNo">220</span><a name="line.220"></a>
+<span class="sourceLineNo">221</span> LOG.info("Full backup all the
tables available in the cluster: " + tableList);<a name="line.221"></a>
+<span class="sourceLineNo">222</span> }<a name="line.222"></a>
+<span class="sourceLineNo">223</span> }<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> // there are one or more tables in
the table list<a name="line.225"></a>
+<span class="sourceLineNo">226</span> backupInfo =<a name="line.226"></a>
+<span class="sourceLineNo">227</span> new BackupInfo(backupId, type,
tableList.toArray(new TableName[tableList.size()]),<a name="line.227"></a>
+<span class="sourceLineNo">228</span> targetRootDir);<a
name="line.228"></a>
+<span class="sourceLineNo">229</span> backupInfo.setBandwidth(bandwidth);<a
name="line.229"></a>
+<span class="sourceLineNo">230</span> backupInfo.setWorkers(workers);<a
name="line.230"></a>
+<span class="sourceLineNo">231</span> return backupInfo;<a
name="line.231"></a>
+<span class="sourceLineNo">232</span> }<a name="line.232"></a>
+<span class="sourceLineNo">233</span><a name="line.233"></a>
+<span class="sourceLineNo">234</span> /**<a name="line.234"></a>
+<span class="sourceLineNo">235</span> * Check if any ongoing backup.
Currently, we only reply on checking status in backup system<a
name="line.235"></a>
+<span class="sourceLineNo">236</span> * table. We need to consider to handle
the case of orphan records in the future. Otherwise, all<a name="line.236"></a>
+<span class="sourceLineNo">237</span> * the coming request will fail.<a
name="line.237"></a>
+<span class="sourceLineNo">238</span> * @return the ongoing backup id if on
going backup exists, otherwise null<a name="line.238"></a>
+<span class="sourceLineNo">239</span> * @throws IOException exception<a
name="line.239"></a>
+<span class="sourceLineNo">240</span> */<a name="line.240"></a>
+<span class="sourceLineNo">241</span> private String getOngoingBackupId()
throws IOException {<a name="line.241"></a>
+<span class="sourceLineNo">242</span> ArrayList<BackupInfo> sessions
= systemTable.getBackupInfos(BackupState.RUNNING);<a name="line.242"></a>
+<span class="sourceLineNo">243</span> if (sessions.size() == 0) {<a
name="line.243"></a>
+<span class="sourceLineNo">244</span> return null;<a name="line.244"></a>
+<span class="sourceLineNo">245</span> }<a name="line.245"></a>
+<span class="sourceLineNo">246</span> return
sessions.get(0).getBackupId();<a name="line.246"></a>
+<span class="sourceLineNo">247</span> }<a name="line.247"></a>
+<span class="sourceLineNo">248</span><a name="line.248"></a>
+<span class="sourceLineNo">249</span> /**<a name="line.249"></a>
+<span class="sourceLineNo">250</span> * Start the backup manager service.<a
name="line.250"></a>
+<span class="sourceLineNo">251</span> * @throws IOException exception<a
name="line.251"></a>
+<span class="sourceLineNo">252</span> */<a name="line.252"></a>
+<span class="sourceLineNo">253</span> public void initialize() throws
IOException {<a name="line.253"></a>
+<span class="sourceLineNo">254</span> String ongoingBackupId =
this.getOngoingBackupId();<a name="line.254"></a>
+<span class="sourceLineNo">255</span> if (ongoingBackupId != null) {<a
name="line.255"></a>
+<span class="sourceLineNo">256</span> LOG.info("There is a ongoing backup
" + ongoingBackupId<a name="line.256"></a>
+<span class="sourceLineNo">257</span> + ". Can not launch new backup
until no ongoing backup remains.");<a name="line.257"></a>
+<span class="sourceLineNo">258</span> throw new BackupException("There is
ongoing backup.");<a name="line.258"></a>
+<span class="sourceLineNo">259</span> }<a name="line.259"></a>
+<span class="sourceLineNo">260</span> }<a name="line.260"></a>
+<span class="sourceLineNo">261</span><a name="line.261"></a>
+<span class="sourceLineNo">262</span> public void setBackupInfo(BackupInfo
backupInfo) {<a name="line.262"></a>
+<span class="sourceLineNo">263</span> this.backupInfo = backupInfo;<a
name="line.263"></a>
<span class="sourceLineNo">264</span> }<a name="line.264"></a>
<span class="sourceLineNo">265</span><a name="line.265"></a>
-<span class="sourceLineNo">266</span> public void setBackupInfo(BackupInfo
backupInfo) {<a name="line.266"></a>
-<span class="sourceLineNo">267</span> this.backupInfo = backupInfo;<a
name="line.267"></a>
-<span class="sourceLineNo">268</span> }<a name="line.268"></a>
-<span class="sourceLineNo">269</span><a name="line.269"></a>
-<span class="sourceLineNo">270</span> /**<a name="line.270"></a>
-<span class="sourceLineNo">271</span> * Get direct ancestors of the current
backup.<a name="line.271"></a>
-<span class="sourceLineNo">272</span> * @param backupInfo The backup info
for the current backup<a name="line.272"></a>
-<span class="sourceLineNo">273</span> * @return The ancestors for the
current backup<a name="line.273"></a>
-<span class="sourceLineNo">274</span> * @throws IOException exception<a
name="line.274"></a>
-<span class="sourceLineNo">275</span> * @throws BackupException exception<a
name="line.275"></a>
-<span class="sourceLineNo">276</span> */<a name="line.276"></a>
-<span class="sourceLineNo">277</span> public ArrayList<BackupImage>
getAncestors(BackupInfo backupInfo) throws IOException,<a name="line.277"></a>
-<span class="sourceLineNo">278</span> BackupException {<a
name="line.278"></a>
-<span class="sourceLineNo">279</span> LOG.debug("Getting the direct
ancestors of the current backup " + backupInfo.getBackupId());<a
name="line.279"></a>
-<span class="sourceLineNo">280</span><a name="line.280"></a>
-<span class="sourceLineNo">281</span> ArrayList<BackupImage>
ancestors = new ArrayList<BackupImage>();<a name="line.281"></a>
+<span class="sourceLineNo">266</span> /**<a name="line.266"></a>
+<span class="sourceLineNo">267</span> * Get direct ancestors of the current
backup.<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * @param backupInfo The backup info
for the current backup<a name="line.268"></a>
+<span class="sourceLineNo">269</span> * @return The ancestors for the
current backup<a name="line.269"></a>
+<span class="sourceLineNo">270</span> * @throws IOException exception<a
name="line.270"></a>
+<span class="sourceLineNo">271</span> */<a name="line.271"></a>
+<span class="sourceLineNo">272</span> public ArrayList<BackupImage>
getAncestors(BackupInfo backupInfo) throws IOException {<a name="line.272"></a>
+<span class="sourceLineNo">273</span> LOG.debug("Getting the direct
ancestors of the current backup " + backupInfo.getBackupId());<a
name="line.273"></a>
+<span class="sourceLineNo">274</span><a name="line.274"></a>
+<span class="sourceLineNo">275</span> ArrayList<BackupImage>
ancestors = new ArrayList<>();<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> // full backup does not have
ancestor<a name="line.277"></a>
+<span class="sourceLineNo">278</span> if (backupInfo.getType() ==
BackupType.FULL) {<a name="line.278"></a>
+<span class="sourceLineNo">279</span> LOG.debug("Current backup is a full
backup, no direct ancestor for it.");<a name="line.279"></a>
+<span class="sourceLineNo">280</span> return ancestors;<a
name="line.280"></a>
+<span class="sourceLineNo">281</span> }<a name="line.281"></a>
<span class="sourceLineNo">282</span><a name="line.282"></a>
-<span class="sourceLineNo">283</span> // full backup does not have
ancestor<a name="line.283"></a>
-<span class="sourceLineNo">284</span> if (backupInfo.getType() ==
BackupType.FULL) {<a name="line.284"></a>
-<span class="sourceLineNo">285</span> LOG.debug("Current backup is a full
backup, no direct ancestor for it.");<a name="line.285"></a>
-<span class="sourceLineNo">286</span> return ancestors;<a
name="line.286"></a>
-<span class="sourceLineNo">287</span> }<a name="line.287"></a>
+<span class="sourceLineNo">283</span> // get all backup history list in
descending order<a name="line.283"></a>
+<span class="sourceLineNo">284</span> ArrayList<BackupInfo>
allHistoryList = getBackupHistory(true);<a name="line.284"></a>
+<span class="sourceLineNo">285</span> for (BackupInfo backup :
allHistoryList) {<a name="line.285"></a>
+<span class="sourceLineNo">286</span><a name="line.286"></a>
+<span class="sourceLineNo">287</span> BackupImage.Builder builder =
BackupImage.newBuilder();<a name="line.287"></a>
<span class="sourceLineNo">288</span><a name="line.288"></a>
-<span class="sourceLineNo">289</span> // get all backup history list in
descending order<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> ArrayList<BackupInfo>
allHistoryList = getBackupHistory(true);<a name="line.291"></a>
-<span class="sourceLineNo">292</span> for (BackupInfo backup :
allHistoryList) {<a name="line.292"></a>
+<span class="sourceLineNo">289</span> BackupImage image =<a
name="line.289"></a>
+<span class="sourceLineNo">290</span>
builder.withBackupId(backup.getBackupId()).withType(backup.getType())<a
name="line.290"></a>
+<span class="sourceLineNo">291</span>
.withRootDir(backup.getBackupRootDir()).withTableList(backup.getTableNames())<a
name="line.291"></a>
+<span class="sourceLineNo">292</span>
.withStartTime(backup.getStartTs()).withCompleteTime(backup.getCompleteTs()).build();<a
name="line.292"></a>
<span class="sourceLineNo">293</span><a name="line.293"></a>
-<span class="sourceLineNo">294</span> BackupImage.Builder builder =
BackupImage.newBuilder();<a name="line.294"></a>
-<span class="sourceLineNo">295</span><a name="line.295"></a>
-<span class="sourceLineNo">296</span> BackupImage image =<a
name="line.296"></a>
-<span class="sourceLineNo">297</span>
builder.withBackupId(backup.getBackupId()).withType(backup.getType())<a
name="line.297"></a>
-<span class="sourceLineNo">298</span>
.withRootDir(backup.getBackupRootDir()).withTableList(backup.getTableNames())<a
name="line.298"></a>
-<span class="sourceLineNo">299</span>
.withStartTime(backup.getStartTs()).withCompleteTime(backup.getCompleteTs()).build();<a
name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> // add the full backup image as an
ancestor until the last incremental backup<a name="line.301"></a>
-<span class="sourceLineNo">302</span> if
(backup.getType().equals(BackupType.FULL)) {<a name="line.302"></a>
-<span class="sourceLineNo">303</span> // check the backup image
coverage, if previous image could be covered by the newer ones,<a
name="line.303"></a>
-<span class="sourceLineNo">304</span> // then no need to add<a
name="line.304"></a>
-<span class="sourceLineNo">305</span> if
(!BackupManifest.canCoverImage(ancestors, image)) {<a name="line.305"></a>
-<span class="sourceLineNo">306</span> ancestors.add(image);<a
name="line.306"></a>
-<span class="sourceLineNo">307</span> }<a name="line.307"></a>
-<span class="sourceLineNo">308</span> } else {<a name="line.308"></a>
-<span class="sourceLineNo">309</span> // found last incremental backup,
if previously added full backup ancestor images can cover<a name="line.309"></a>
-<span class="sourceLineNo">310</span> // it, then this incremental
ancestor is not the dependent of the current incremental<a name="line.310"></a>
-<span class="sourceLineNo">311</span> // backup, that is to say, this
is the backup scope boundary of current table set.<a name="line.311"></a>
-<span class="sourceLineNo">312</span> // Otherwise, this incremental
backup ancestor is the dependent ancestor of the ongoing<a name="line.312"></a>
-<span class="sourceLineNo">313</span> // incremental backup<a
name="line.313"></a>
-<span class="sourceLineNo">314</span> if
(BackupManifest.canCoverImage(ancestors, image)) {<a name="line.314"></a>
-<span class="sourceLineNo">315</span> LOG.debug("Met the backup
boundary of the current table set:");<a name="line.315"></a>
-<span class="sourceLineNo">316</span> for (BackupImage image1 :
ancestors) {<a name="line.316"></a>
-<span class="sourceLineNo">317</span> LOG.debug(" BackupID=" +
image1.getBackupId() + ", BackupDir=" + image1.getRootDir());<a
name="line.317"></a>
-<span class="sourceLineNo">318</span> }<a name="line.318"></a>
-<span class="sourceLineNo">319</span> } else {<a name="line.319"></a>
-<span class="sourceLineNo">320</span> Path logBackupPath =<a
name="line.320"></a>
-<span class="sourceLineNo">321</span>
HBackupFileSystem.getBackupPath(backup.getBackupRootDir(),
backup.getBackupId());<a name="line.321"></a>
-<span class="sourceLineNo">322</span> LOG.debug("Current backup has
an incremental backup ancestor, "<a name="line.322"></a>
-<span class="sourceLineNo">323</span> + "touching its image
manifest in " + logBackupPath.toString()<a name="line.323"></a>
-<span class="sourceLineNo">324</span> + " to construct the
dependency.");<a name="line.324"></a>
-<span class="sourceLineNo">325</span> BackupManifest
lastIncrImgManifest = new BackupManifest(conf, logBackupPath);<a
name="line.325"></a>
-<span class="sourceLineNo">326</span> BackupImage lastIncrImage =
lastIncrImgManifest.getBackupImage();<a name="line.326"></a>
-<span class="sourceLineNo">327</span> ancestors.add(lastIncrImage);<a
name="line.327"></a>
-<span class="sourceLineNo">328</span><a name="line.328"></a>
-<span class="sourceLineNo">329</span> LOG.debug("Last dependent
incremental backup image: " + "{BackupID="<a name="line.329"></a>
-<span class="sourceLineNo">330</span> +
lastIncrImage.getBackupId() + "," + "BackupDir=" + lastIncrImage.getRootDir() +
"}");<a name="line.330"></a>
-<span class="sourceLineNo">331</span> }<a name="line.331"></a>
-<span class="sourceLineNo">332</span> }<a name="line.332"></a>
-<span class="sourceLineNo">333</span> }<a name="line.333"></a>
-<span class="sourceLineNo">334</span> LOG.debug("Got " + ancestors.size() +
" ancestors for the current backup.");<a name="line.334"></a>
-<span class="sourceLineNo">335</span> return ancestors;<a
name="line.335"></a>
-<span class="sourceLineNo">336</span> }<a name="line.336"></a>
-<span class="sourceLineNo">337</span><a name="line.337"></a>
-<span class="sourceLineNo">338</span> /**<a name="line.338"></a>
-<span class="sourceLineNo">339</span> * Get the direct ancestors of this
backup for one table involved.<a name="line.339"></a>
-<span class="sourceLineNo">340</span> * @param backupInfo backup info<a
name="line.340"></a>
-<span class="sourceLineNo">341</span> * @param table table<a
name="line.341"></a>
-<span class="sourceLineNo">342</span> * @return backupImages on the
dependency list<a name="line.342"></a>
-<span class="sourceLineNo">343</span> * @throws BackupException exception<a
name="line.343"></a>
-<span class="sourceLineNo">344</span> * @throws IOException exception<a
name="line.344"></a>
-<span class="sourceLineNo">345</span> */<a name="line.345"></a>
-<span class="sourceLineNo">346</span> public ArrayList<BackupImage>
getAncestors(BackupInfo backupInfo, TableName table)<a name="line.346"></a>
-<span class="sourceLineNo">347</span> throws BackupException, IOException
{<a name="line.347"></a>
-<span class="sourceLineNo">348</span> ArrayList<BackupImage>
ancestors = getAncestors(backupInfo);<a name="line.348"></a>
-<span class="sourceLineNo">349</span> ArrayList<BackupImage>
tableAncestors = new ArrayList<BackupImage>();<a name="line.349"></a>
-<span class="sourceLineNo">350</span> for (BackupImage image : ancestors)
{<a name="line.350"></a>
-<span class="sourceLineNo">351</span> if (image.hasTable(table)) {<a
name="line.351"></a>
-<span class="sourceLineNo">352</span> tableAncestors.add(image);<a
name="line.352"></a>
-<span class="sourceLineNo">353</span> if (image.getType() ==
BackupType.FULL) {<a name="line.353"></a>
-<span class="sourceLineNo">354</span> break;<a name="line.354"></a>
-<span class="sourceLineNo">355</span> }<a name="line.355"></a>
-<span class="sourceLineNo">356</span> }<a name="line.356"></a>
-<span class="sourceLineNo">357</span> }<a name="line.357"></a>
-<span class="sourceLineNo">358</span> return tableAncestors;<a
name="line.358"></a>
-<span class="sourceLineNo">359</span> }<a name="line.359"></a>
-<span class="sourceLineNo">360</span><a name="line.360"></a>
-<span class="sourceLineNo">361</span> /*<a name="line.361"></a>
-<span class="sourceLineNo">362</span> * backup system table operations<a
name="line.362"></a>
-<span class="sourceLineNo">363</span> */<a name="line.363"></a>
-<span class="sourceLineNo">364</span><a name="line.364"></a>
-<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
-<span class="sourceLineNo">366</span> * Updates status (state) of a backup
session in a persistent store<a name="line.366"></a>
-<span class="sourceLineNo">367</span> * @param context context<a
name="line.367"></a>
-<span class="sourceLineNo">368</span> * @throws IOException exception<a
name="line.368"></a>
-<span class="sourceLineNo">369</span> */<a name="line.369"></a>
-<span class="sourceLineNo">370</span> public void updateBackupInfo(BackupInfo
context) throws IOException {<a name="line.370"></a>
-<span class="sourceLineNo">371</span>
systemTable.updateBackupInfo(context);<a name="line.371"></a>
-<span class="sourceLineNo">372</span> }<a name="line.372"></a>
-<span class="sourceLineNo">373</span><a name="line.373"></a>
-<span class="sourceLineNo">374</span> /**<a name="line.374"></a>
-<span class="sourceLineNo">375</span> * Starts new backup session<a
name="line.375"></a>
-<span class="sourceLineNo">376</span> * @throws IOException if active
session already exists<a name="line.376"></a>
-<span class="sourceLineNo">377</span> */<a name="line.377"></a>
-<span class="sourceLineNo">378</span> public void startBackupSession() throws
IOException {<a name="line.378"></a>
-<span class="sourceLineNo">379</span>
systemTable.startBackupExclusiveOperation();<a name="line.379"></a>
-<span class="sourceLineNo">380</span> }<a name="line.380"></a>
-<span class="sourceLineNo">381</span><a name="line.381"></a>
-<span class="sourceLineNo">382</span> /**<a name="line.382"></a>
-<span class="sourceLineNo">383</span> * Finishes active backup session<a
name="line.383"></a>
-<span class="sourceLineNo">384</span> * @throws IOException if no active
session<a name="line.384"></a>
-<span class="sourceLineNo">385</span> */<a name="line.385"></a>
-<span class="sourceLineNo">386</span> public void finishBackupSession()
throws IOException {<a name="line.386"></a>
-<span class="sourceLineNo">387</span>
systemTable.finishBackupExclusiveOperation();<a name="line.387"></a>
-<span class="sourceLineNo">388</span> }<a name="line.388"></a>
-<span class="sourceLineNo">389</span><a name="line.389"></a>
-<span class="sourceLineNo">390</span> /**<a name="line.390"></a>
-<span class="sourceLineNo">391</span> * Read the last backup start code
(timestamp) of last successful backup. Will return null if<a
name="line.391"></a>
-<span class="sourceLineNo">392</span> * there is no startcode stored in
backup system table or the value is of length 0. These two<a
name="line.392"></a>
-<span class="sourceLineNo">393</span> * cases indicate there is no
successful backup completed so far.<a name="line.393"></a>
-<span class="sourceLineNo">394</span> * @return the timestamp of a last
successful backup<a name="line.394"></a>
-<span class="sourceLineNo">395</span> * @throws IOException exception<a
name="line.395"></a>
-<span class="sourceLineNo">396</span> */<a name="line.396"></a>
-<span class="sourceLineNo">397</span> public String readBackupStartCode()
throws IOException {<a name="line.397"></a>
-<span class="sourceLineNo">398</span> return
systemTable.readBackupStartCode(backupInfo.getBackupRootDir());<a
name="line.398"></a>
-<span class="sourceLineNo">399</span> }<a name="line.399"></a>
-<span class="sourceLineNo">400</span><a name="line.400"></a>
-<span class="sourceLineNo">401</span> /**<a name="line.401"></a>
-<span class="sourceLineNo">402</span> * Write the start code (timestamp) to
backup system table. If passed in null, then write 0 byte.<a
name="line.402"></a>
-<span class="sourceLineNo">403</span> * @param startCode start code<a
name="line.403"></a>
-<span class="sourceLineNo">404</span> * @throws IOException exception<a
name="line.404"></a>
-<span class="sourceLineNo">405</span> */<a name="line.405"></a>
-<span class="sourceLineNo">406</span> public void writeBackupStartCode(Long
startCode) throws IOException {<a name="line.406"></a>
-<span class="sourceLineNo">407</span>
systemTable.writeBackupStartCode(startCode, backupInfo.getBackupRootDir());<a
name="line.407"></a>
-<span class="sourceLineNo">408</span> }<a name="line.408"></a>
-<span class="sourceLineNo">409</span><a name="line.409"></a>
-<span class="sourceLineNo">410</span> /**<a name="line.410"></a>
-<span class="sourceLineNo">411</span> * Get the RS log information after the
last log roll from backup system table.<a name="line.411"></a>
-<span class="sourceLineNo">412</span> * @return RS log info<a
name="line.412"></a>
-<span class="sourceLineNo">413</span> * @throws IOException exception<a
name="line.413"></a>
-<span class="sourceLineNo">414</span> */<a name="line.414"></a>
-<span class="sourceLineNo">415</span> public HashMap<String, Long>
readRegionServerLastLogRollResult() throws IOException {<a name="line.415"></a>
-<span class="sourceLineNo">416</span> return
systemTable.readRegionServerLastLogRollResult(backupInfo.getBackupRootDir());<a
name="line.416"></a>
-<span class="sourceLineNo">417</span> }<a name="line.417"></a>
-<span class="sourceLineNo">418</span><a name="line.418"></a>
-<span class="sourceLineNo">419</span> public Pair<Map<TableName,
Map<String, Map<String, List<Pair<String,
Boolean>>>>>, List<byte[]>><a name="line.419"></a>
-<span class="sourceLineNo">420</span>
readBulkloadRows(List<TableName> tableList) throws IOException {<a
name="line.420"></a>
-<span class="sourceLineNo">421</span> return
systemTable.readBulkloadRows(tableList);<a name="line.421"></a>
-<span class="sourceLineNo">422</span> }<a name="line.422"></a>
-<span class="sourceLineNo">423</span><a name="line.423"></a>
-<span class="sourceLineNo">424</span> public void
deleteBulkLoadedRows(List<byte[]> rows) throws IOException {<a
name="line.424"></a>
-<span class="sourceLineNo">425</span>
systemTable.deleteBulkLoadedRows(rows);<a name="line.425"></a>
-<span class="sourceLineNo">426</span> }<a name="line.426"></a>
-<span class="sourceLineNo">427</span><a name="line.427"></a>
-<span class="sourceLineNo">428</span> /**<a name="line.428"></a>
-<span class="sourceLineNo">429</span> * Get all completed backup information
(in desc order by time)<a name="line.429"></a>
-<span class="sourceLineNo">430</span> * @return history info of
BackupCompleteData<a name="line.430"></a>
-<span class="sourceLineNo">431</span> * @throws IOException exception<a
name="line.431"></a>
-<span class="sourceLineNo">432</span> */<a name="line.432"></a>
-<span class="sourceLineNo">433</span> public List<BackupInfo>
getBackupHistory() throws IOException {<a name="line.433"></a>
-<span class="sourceLineNo">434</span> return
systemTable.getBackupHistory();<a name="line.434"></a>
-<span class="sourceLineNo">435</span> }<a name="line.435"></a>
-<span class="sourceLineNo">436</span><a name="line.436"></a>
-<span class="sourceLineNo">437</span> public ArrayList<BackupInfo>
getBackupHistory(boolean completed) throws IOException {<a name="line.437"></a>
-<span class="sourceLineNo">438</span> return
systemTable.getBackupHistory(completed);<a name="line.438"></a>
-<span class="sourceLineNo">439</span> }<a name="line.439"></a>
-<span class="sourceLineNo">440</span><a name="line.440"></a>
-<span class="sourceLineNo">441</span> /**<a name="line.441"></a>
-<span class="sourceLineNo">442</span> * Write the current timestamps for
each regionserver to backup system table after a successful<a
name="line.442"></a>
-<span class="sourceLineNo">443</span> * full or incremental backup. Each
table may have a different set of log timestamps. The saved<a
name="line.443"></a>
-<span class="sourceLineNo">444</span> * timestamp is of the last log file
that was backed up already.<a name="line.444"></a>
-<span class="sourceLineNo">445</span> * @param tables tables<a
name="line.445"></a>
-<span class="sourceLineNo">446</span> * @throws IOException exception<a
name="line.446"></a>
-<span class="sourceLineNo">447</span> */<a name="line.447"></a>
-<span class="sourceLineNo">448</span> public void
writeRegionServerLogTimestamp(Set<TableName> tables,<a
name="line.448"></a>
-<span class="sourceLineNo">449</span> HashMap<String, Long>
newTimestamps) throws IOException {<a name="line.449"></a>
-<span class="sourceLineNo">450</span>
systemTable.writeRegionServerLogTimestamp(tables, newTimestamps,
backupInfo.getBackupRootDir());<a name="line.450"></a>
-<span class="sourceLineNo">451</span> }<a name="line.451"></a>
-<span class="sourceLineNo">452</span><a name="line.452"></a>
-<span class="sourceLineNo">453</span> /**<a name="line.453"></a>
-<span class="sourceLineNo">454</span> * Read the timestamp for each region
server log after the last successful backup. Each table has<a
name="line.454"></a>
-<span class="sourceLineNo">455</span> * its own set of the timestamps.<a
name="line.455"></a>
-<span class="sourceLineNo">456</span> * @return the timestamp for each
region server. key: tableName value:<a name="line.456"></a>
-<span class="sourceLineNo">457</span> *
RegionServer,PreviousTimeStamp<a name="line.457"></a>
-<span class="sourceLineNo">458</span> * @throws IOException exception<a
name="line.458"></a>
-<span class="sourceLineNo">459</span> */<a name="line.459"></a>
-<span class="sourceLineNo">460</span> public HashMap<TableName,
HashMap<String, Long>> readLogTimestampMap() throws IOException {<a
name="line.460"></a>
-<span class="sourceLineNo">461</span> return
systemTable.readLogTimestampMap(backupInfo.getBackupRootDir());<a
name="line.461"></a>
-<span class="sourceLineNo">462</span> }<a name="line.462"></a>
-<span class="sourceLineNo">463</span><a name="line.463"></a>
-<span class="sourceLineNo">464</span> /**<a name="line.464"></a>
-<span class="sourceLineNo">465</span> * Return the current tables covered by
incremental backup.<a name="line.465"></a>
-<span class="sourceLineNo">466</span> * @return set of tableNames<a
name="line.466"></a>
-<span class="sourceLineNo">467</span> * @throws IOException exception<a
name="line.467"></a>
-<span class="sourceLineNo">468</span> */<a name="line.468"></a>
-<span class="sourceLineNo">469</span> public Set<TableName>
getIncrementalBackupTableSet() throws IOException {<a name="line.469"></a>
-<span class="sourceLineNo">470</span> return
systemTable.getIncrementalBackupTableSet(backupInfo.getBackupRootDir());<a
name="line.470"></a>
-<span class="sourceLineNo">471</span> }<a name="line.471"></a>
-<span class="sourceLineNo">472</span><a name="line.472"></a>
-<span class="sourceLineNo">473</span> /**<a name="line.473"></a>
-<span class="sourceLineNo">474</span> * Adds set of tables to overall
incremental backup table set<a name="line.474"></a>
-<span class="sourceLineNo">475</span> * @param tables tables<a
name="line.475"></a>
-<span class="sourceLineNo">476</span> * @throws IOException exception<a
name="line.476"></a>
-<span class="sourceLineNo">477</span> */<a name="line.477"></a>
-<span class="sourceLineNo">478</span> public void
addIncrementalBackupTableSet(Set<TableName> tables) throws IOException
{<a name="line.478"></a>
-<span class="sourceLineNo">479</span>
systemTable.addIncrementalBackupTableSet(tables,
backupInfo.getBackupRootDir());<a name="line.479"></a>
-<span class="sourceLineNo">480</span> }<a name="line.480"></a>
-<span class="sourceLineNo">481</span><a name="line.481"></a>
-<span class="sourceLineNo">482</span> /**<a name="line.482"></a>
-<span class="sourceLineNo">483</span> * Saves list of WAL files after
incremental backup operation. These files will be stored until<a
name="line.483"></a>
-<span class="sourceLineNo">484</span> * TTL expiration and are used by
Backup Log Cleaner plug-in to determine which WAL files can be<a
name="line.484"></a>
-<span class="sourceLineNo">485</span> * safely purged.<a name="line.485"></a>
-<span class="sourceLineNo">486</span> */<a name="line.486"></a>
-<span class="sourceLineNo">487</span> public void
recordWALFiles(List<String> files) throws IOException {<a
name="line.487"></a>
-<span class="sourceLineNo">488</span> systemTable.addWALFiles(files,
backupInfo.getBackupId(), backupInfo.getBackupRootDir());<a name="line.488"></a>
-<span class="sourceLineNo">489</span> }<a name="line.489"></a>
-<span class="sourceLineNo">490</span><a name="line.490"></a>
-<span class="sourceLineNo">491</span> /**<a name="line.491"></a>
-<span class="sourceLineNo">492</span> * Get WAL files iterator<a
name="line.492"></a>
-<span class="sourceLineNo">493</span> * @return WAL files iterator from
backup system table<a name="line.493"></a>
-<span class="sourceLineNo">494</span> * @throws IOException<a
name="line.494"></a>
-<span class="sourceLineNo">495</span> */<a name="line.495"></a>
-<span class="sourceLineNo">496</span> public
Iterator<BackupSystemTable.WALItem> getWALFilesFromBackupSystem() throws
IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> return
systemTable.getWALFilesIterator(backupInfo.getBackupRootDir());<a
name="line.497"></a>
-<span class="sourceLineNo">498</span> }<a name="line.498"></a>
-<span class="sourceLineNo">499</span><a name="line.499"></a>
-<span class="sourceLineNo">500</span> public Connection getConnection() {<a
name="line.500"></a>
-<span class="sourceLineNo">501</span> return conn;<a name="line.501"></a>
-<span class="sourceLineNo">502</span> }<a name="line.502"></a>
-<span class="sourceLineNo">503</span>}<a name="line.503"></a>
+<span class="sourceLineNo">294</span> // add the full backup image as an
ancestor until the last incremental backup<a name="line.294"></a>
+<span class="sourceLineNo">295</span> if
(backup.getType().equals(BackupType.FULL)) {<a name="line.295"></a>
+<span class="sourceLineNo">296</span> // check the backup image
coverage, if previous image could be covered by the newer ones,<a
name="line.296"></a>
+<span class="sourceLineNo">297</span> // then no need to add<a
name="line.297"></a>
+<span class="sourceLineNo">298</span> if
(!BackupManifest.canCoverImage(ancestors, image)) {<a name="line.298"></a>
+<span class="sourceLineNo">299</span> ancestors.add(image);<a
name="line.299"></a>
+<span class="sourceLineNo">300</span> }<a name="line.300"></a>
+<span class="sourceLineNo">301</span> } else {<a name="line.301"></a>
+<span class="sourceLineNo">302</span> // found last incremental backup,
if previously added full backup ancestor images can cover<a name="line.302"></a>
+<span class="sourceLineNo">303</span> // it, then this incremental
ancestor is not the dependent of the current incremental<a name="line.303"></a>
+<span class="sourceLineNo">304</span> // backup, that is to say, this
is the backup scope boundary of current table set.<a name="line.304"></a>
+<span class="sourceLineNo">305</span> // Otherwise, this incremental
backup ancestor is the dependent ancestor of the ongoing<a name="line.305"></a>
+<span class="sourceLineNo">306</span> // incremental backup<a
name="line.306"></a>
+<span class="sourceLineNo">307</span> if
(BackupManifest.canCoverImage(ancestors, image)) {<a name="line.307"></a>
+<span class="sourceLineNo">308</span> LOG.debug("Met the backup
boundary of the current table set:");<a name="line.308"></a>
+<span class="sourceLineNo">309</span> for (BackupImage image1 :
ancestors) {<a name="line.309"></a>
+<span class="sourceLineNo">310</span> LOG.debug(" BackupID=" +
image1.getBackupId() + ", BackupDir=" + image1.getRootDir());<a
name="line.310"></a>
+<span class="sourceLineNo">311</span> }<a name="line.311"></a>
+<span class="sourceLineNo">312</span> } else {<a name="line.312"></a>
+<span class="sourceLineNo">313</span> Path logBackupPath =<a
name="line.313"></a>
+<span class="sourceLineNo">314</span>
HBackupFileSystem.getBackupPath(backup.getBackupRootDir(),
backup.getBackupId());<a name="line.314"></a>
+<span class="sourceLineNo">315</span> LOG.debug("Current backup has
an incremental backup ancestor, "<a name="line.315"></a>
+<span class="sourceLineNo">316</span> + "touching its image
manifest in " + logBackupPath.toString()<a name="line.316"></a>
+<span class="sourceLineNo">317</span> + " to construct the
dependency.");<a name="line.317"></a>
+<span class="sourceLineNo">318</span> BackupManifest
lastIncrImgManifest = new BackupManifest(conf, logBackupPath);<a
name="line.318"></a>
+<span class="sourceLineNo">319</span> BackupImage lastIncrImage =
lastIncrImgManifest.getBackupImage();<a name="line.319"></a>
+<span class="sourceLineNo">320</span> ancestors.add(lastIncrImage);<a
name="line.320"></a>
+<span class="sourceLineNo">321</span><a name="line.321"></a>
+<span class="sourceLineNo">322</span> LOG.debug("Last dependent
incremental backup image: " + "{BackupID="<a name="line.322"></a>
+<span class="sourceLineNo">323</span> +
lastIncrImage.getBackupId() + "," + "BackupDir=" + lastIncrImage.getRootDir()<a
name="line.323"></a>
+<span class="sourceLineNo">324</span> + "}");<a
name="line.324"></a>
+<span class="sourceLineNo">325</span> }<a name="line.325"></a>
+<span class="sourceLineNo">326</span> }<a name="line.326"></a>
+<span class="sourceLineNo">327</span> }<a name="line.327"></a>
+<span class="sourceLineNo">328</span> LOG.debug("Got " + ancestors.size() +
" ancestors for the current backup.");<a name="line.328"></a>
+<span class="sourceLineNo">329</span> return ancestors;<a
name="line.329"></a>
+<span class="sourceLineNo">330</span> }<a name="line.330"></a>
+<span class="sourceLineNo">331</span><a name="line.331"></a>
+<span class="sourceLineNo">332</span> /**<a name="line.332"></a>
+<span class="sourceLineNo">333</span> * Get the direct ancestors of this
backup for one table involved.<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * @param backupInfo backup info<a
name="line.334"></a>
+<span class="sourceLineNo">335</span> * @param table table<a
name="line.335"></a>
+<span class="sourceLineNo">336</span> * @return backupImages on the
dependency list<a name="line.336"></a>
+<span class="sourceLineNo">337</span> * @throws IOException exception<a
name="line.337"></a>
+<span class="sourceLineNo">338</span> */<a name="line.338"></a>
+<span class="sourceLineNo">339</span> public ArrayList<BackupImage>
getAncestors(BackupInfo backupInfo, TableName table)<a name="line.339"></a>
+<span class="sourceLineNo">340</span> throws IOException {<a
name="line.340"></a>
+<span class="sourceLineNo">341</span> ArrayList<BackupImage>
ancestors = getAncestors(backupInfo);<a name="line.341"></a>
+<span class="sourceLineNo">342</span> ArrayList<BackupImage>
tableAncestors = new ArrayList<>();<a name="line.342"></a>
+<span class="sourceLineNo">343</span> for (BackupImage image : ancestors)
{<a name="line.343"></a>
+<span class="sourceLineNo">344</span> if (image.hasTable(table)) {<a
name="line.344"></a>
+<span class="sourceLineNo">345</span> tableAncestors.add(image);<a
name="line.345"></a>
+<span class="sourceLineNo">346</span> if (image.getType() ==
BackupType.FULL) {<a name="line.346"></a>
+<span class="sourceLineNo">347</span> break;<a name="line.347"></a>
+<span class="sourceLineNo">348</span> }<a name="line.348"></a>
+<span class="sourceLineNo">349</span> }<a name="line.349"></a>
+<span class="sourceLineNo">350</span> }<a name="line.350"></a>
+<span class="sourceLineNo">351</span> return tableAncestors;<a
name="line.351"></a>
+<span class="sourceLineNo">352</span> }<a name="line.352"></a>
+<span class="sourceLineNo">353</span><a name="line.353"></a>
+<span class="sourceLineNo">354</span> /*<a name="line.354"></a>
+<span class="sourceLineNo">355</span> * backup system table operations<a
name="line.355"></a>
+<span class="sourceLineNo">356</span> */<a name="line.356"></a>
+<span class="sourceLineNo">357</span><a name="line.357"></a>
+<span class="sourceLineNo">358</span> /**<a name="line.358"></a>
+<span class="sourceLineNo">359</span> * Updates status (state) of a backup
session in a persistent store<a name="line.359"></a>
+<span class="sourceLineNo">360</span> * @param context context<a
name="line.360"></a>
+<span class="sourceLineNo">361</span> * @throws IOException exception<a
name="line.361"></a>
+<span class="sourceLineNo">362</span> */<a name="line.362"></a>
+<span class="sourceLineNo">363</span> public void updateBackupInfo(BackupInfo
context) throws IOException {<a name="line.363"></a>
+<span class="sourceLineNo">364</span>
systemTable.updateBackupInfo(context);<a name="line.364"></a>
+<span class="sourceLineNo">365</span> }<a name="line.365"></a>
+<span class="sourceLineNo">366</span><a name="line.366"></a>
+<span class="sourceLineNo">367</span> /**<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * Starts new backup session<a
name="line.368"></a>
+<span class="sourceLineNo">369</span> * @throws IOException if active
session already exists<a name="line.369"></a>
+<span class="sourceLineNo">370</span> */<a name="line.370"></a>
+<span class="sourceLineNo">371</span> public void startBackupSession() throws
IOException {<a name="line.371"></a>
+<span class="sourceLineNo">372</span>
systemTable.startBackupExclusiveOperation();<a name="line.372"></a>
+<span class="sourceLineNo">373</span> }<a name="line.373"></a>
+<span class="sourceLineNo">374</span><a name="line.374"></a>
+<span class="sourceLineNo">375</span> /**<a name="line.375"></a>
+<span class="sourceLineNo">376</span> * Finishes active backup session<a
name="line.376"></a>
+<span class="sourceLineNo">377</span> * @throws IOException if no active
session<a name="line.377"></a>
+<span class="sourceLineNo">378</span> */<a name="line.378"></a>
+<span class="sourceLineNo">379</span> public void finishBackupSession()
throws IOException {<a name="line.379"></a>
+<span class="sourceLineNo">380</span>
systemTable.finishBackupExclusiveOperation();<a name="line.380"></a>
+<span class="sourceLineNo">381</span> }<a name="line.381"></a>
+<span class="sourceLineNo">382</span><a name="line.382"></a>
+<span class="sourceLineNo">383</span> /**<a name="line.383"></a>
+<span class="sourceLineNo">384</span> * Read the last backup start code
(timestamp) of last successful backup. Will return null if<a
name="line.384"></a>
+<span class="sourceLineNo">385</span> * there is no startcode stored in
backup system table or the value is of length 0. These two<a
name="line.385"></a>
+<span class="sourceLineNo">386</span> * cases indicate there is no
successful backup completed so far.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> * @return the timestamp of a last
successful backup<a name="line.387"></a>
+<span class="sourceLineNo">388</span> * @throws IOException exception<a
name="line.388"></a>
+<span class="sourceLineNo">389</span> */<a name="line.389"></a>
+<span class="sourceLineNo">390</span> public String readBackupStartCode()
throws IOException {<a name="line.390"></a>
+<span class="sourceLineNo">391</span> return
systemTable.readBackupStartCode(backupInfo.getBackupRootDir());<a
name="line.391"></a>
+<span class="sourceLineNo">392</span> }<a name="line.392"></a>
+<span class="sourceLineNo">393</span><a name="line.393"></a>
+<span class="sourceLineNo">394</span> /**<a name="line.394"></a>
+<span class="sourceLineNo">395</span> * Write the start code (timestamp) to
backup system table. If passed in null, then write 0 byte.<a
name="line.395"></a>
+<span class="sourceLineNo">396</span> * @param startCode start code<a
name="line.396"></a>
+<span class="sourceLineNo">397</span> * @throws IOException exception<a
name="line.397"></a>
+<span class="sourceLineNo">398</span> */<a name="line.398"></a>
+<span class="sourceLineNo">399</span> public void writeBackupStartCode(Long
startCode) throws IOException {<a name="line.399"></a>
+<span class="sourceLineNo">400</span>
systemTable.writeBackupStartCode(startCode, backupInfo.getBackupRootDir());<a
name="line.400"></a>
+<span class="sourceLineNo">401</span> }<a name="line.401"></a>
+<span class="sourceLineNo">402</span><a name="line.402"></a>
+<span class="sourceLineNo">403</span> /**<a name="line.403"></a>
+<span class="sourceLineNo">404</span> * Get the RS log information after the
last log roll from backup system table.<a name="line.404"></a>
+<span class="sourceLineNo">405</span> * @return RS log info<a
name="line.405"></a>
+<span class="sourceLineNo">406</span> * @throws IOException exception<a
name="line.406"></a>
+<span class="sourceLineNo">407</span> */<a name="line.407"></a>
+<span class="sourceLineNo">408</span> public HashMap<String, Long>
readRegionServerLastLogRollResult() throws IOException {<a name="line.408"></a>
+<span class="sourceLineNo">409</span> return
systemTable.readRegionServerLastLogRollResult(backupInfo.getBackupRootDir());<a
name="line.409"></a>
+<span class="sourceLineNo">410</span> }<a name="line.410"></a>
+<span class="sourceLineNo">411</span><a name="line.411"></a>
+<span class="sourceLineNo">412</span> public Pair<Map<TableName,
Map<String, Map<String, List<Pair<String,
Boolean>>>>>, List<byte[]>><a name="line.412"></a>
+<span class="sourceLineNo">413</span>
readBulkloadRows(List<TableName> tableList) throws IOException {<a
name="line.413"></a>
+<span class="sourceLineNo">414</span> return
systemTable.readBulkloadRows(tableList);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> public void
deleteBulkLoadedRows(List<byte[]> rows) throws IOException {<a
name="line.417"></a>
+<span class="sourceLineNo">418</span>
systemTable.deleteBulkLoadedRows(rows);<a name="line.418"></a>
+<span class="sourceLineNo">419</span> }<a name="line.419"></a>
+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span> /**<a name="line.421"></a>
+<span class="sourceLineNo">422</span> * Get all completed backup information
(in desc order by time)<a name="line.422"></a>
+<span class="sourceLineNo">423</span> * @return history info of
BackupCompleteData<a name="line.423"></a>
+<span class="sourceLineNo">424</span> * @throws IOException exception<a
name="line.424"></a>
+<span class="sourceLineNo">425</span> */<a name="line.425"></a>
+<span class="sourceLineNo">426</span> public List<BackupInfo>
getBackupHistory() throws IOException {<a name="line.426"></a>
+<span class="sourceLineNo">427</span> return
systemTable.getBackupHistory();<a name="line.427"></a>
+<span class="sourceLineNo">428</span> }<a name="line.428"></a>
+<span class="sourceLineNo">429</span><a name="line.429"></a>
+<span class="sourceLineNo">430</span> public ArrayList<BackupInfo>
getBackupHistory(boolean completed) throws IOException {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return
systemTable.getBackupHistory(completed);<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> /**<a name="line.434"></a>
+<span class="sourceLineNo">435</span> * Write the current timestamps for
each regionserver to backup system table after a successful<a
name="line.435"></a>
+<span class="sourceLineNo">436</span> * full or incremental backup. Each
table may have a different set of log timestamps. The saved<a
name="line.436"></a>
+<span class="sourceLineNo">437</span> * timestamp is of the last log file
that was backed up already.<a name="line.437"></a>
+<span class="sourceLineNo">438</span> * @param tables tables<a
name="line.438"></a>
+<span class="sourceLineNo">439</span> * @throws IOException exception<a
name="line.439"></a>
+<span class="sourceLineNo">440</span> */<a name="line.440"></a>
+<span class="sourceLineNo">441</span> public void
writeRegionServerLogTimestamp(Set<TableName> tables,<a
name="line.441"></a>
+<span class="sourceLineNo">442</span> HashMap<String, Long>
newTimestamps) throws IOException {<a name="line.442"></a>
+<span class="sourceLineNo">443</span>
systemTable.writeRegionServerLogTimestamp(tables, newTimestamps,
backupInfo.getBackupRootDir());<a name="line.443"></a>
+<span class="sourceLineNo">444</span> }<a name="line.444"></a>
+<span class="sourceLineNo">445</span><a name="line.445"></a>
+<span class="sourceLineNo">446</span> /**<a name="line.446"></a>
+<span class="sourceLineNo">447</span> * Read the timestamp for each region
server log after the last successful backup. Each table has<a
name="line.447"></a>
+<span class="sourceLineNo">448</span> * its own set of the timestamps.<a
name="line.448"></a>
+<span class="sourceLineNo">449</span> * @return the timestamp for each
region server. key: tableName value:<a name="line.449"></a>
+<span class="sourceLineNo">450</span> *
RegionServer,PreviousTimeStamp<a name="line.450"></a>
+<span class="sourceLineNo">451</span> * @throws IOException exception<a
name="line.451"></a>
+<span class="sourceLineNo">452</span> */<a name="line.452"></a>
+<span class="sourceLineNo">453</span> public HashMap<TableName,
HashMap<String, Long>> readLogTimestampMap() throws IOException {<a
name="line.453"></a>
+<span class="sourceLineNo">454</span> return
systemTable.readLogTimestampMap(backupInfo.getBackupRootDir());<a
name="line.454"></a>
+<span class="sourceLineNo">455</span> }<a name="line.455"></a>
+<span class="sourceLineNo">456</span><a name="line.456"></a>
+<span class="sourceLineNo">457</span> /**<a name="line.457"></a>
+<span class="sourceLineNo">458</span> * Return the current tables covered by
incremental backup.<a name="line.458"></a>
+<span class="sourceLineNo">459</span> * @return set of tableNames<a
name="line.459"></a>
+<span class="sourceLineNo">460</span> * @throws IOException exception<a
name="line.460"></a>
+<span class="sourceLineNo">461</span> */<a name="line.461"></a>
+<span class="sourceLineNo">462</span> public Set<TableName>
getIncrementalBackupTableSet() throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> return
systemTable.getIncrementalBackupTableSet(backupInfo.getBackupRootDir());<a
name="line.463"></a>
+<span class="sourceLineNo">464</span> }<a name="line.464"></a>
+<span class="sourceLineNo">465</span><a name="line.465"></a>
+<span class="sourceLineNo">466</span> /**<a name="line.466"></a>
+<span class="sourceLineNo">467</span> * Adds set of tables to overall
incremental backup table set<a name="line.467"></a>
+<span class="sourceLineNo">468</span> * @param tables tables<a
name="line.468"></a>
+<span class="sourceLineNo">469</span> * @throws IOException exception<a
name="line.469"></a>
+<span class="sourceLineNo">470</span> */<a name="line.470"></a>
+<span class="sourceLineNo">471</span> public void
addIncrementalBackupTableSet(Set<TableName> tables) throws IOException
{<a name="line.471"></a>
+<span class="sourceLineNo">472</span>
systemTable.addIncrementalBackupTableSet(tables,
backupInfo.getBackupRootDir());<a name="line.472"></a>
+<span class="sourceLineNo">473</span> }<a name="line.473"></a>
+<span class="sourceLineNo">474</span><a name="line.474"></a>
+<span class="sourceLineNo">475</span> /**<a name="line.475"></a>
+<span class="sourceLineNo">476</span> * Saves list of WAL files after
incremental backup operation. These files will be stored until<a
name="line.476"></a>
+<span class="sourceLineNo">477</span> * TTL expiration and are used by
Backup Log Cleaner plug-in to determine which WAL files can be<a
name="line.477"></a>
+<span class="sourceLineNo">478</span> * safely purged.<a name="line.478"></a>
+<span class="sourceLineNo">479</span> */<a name="line.479"></a>
+<span class="sourceLineNo">480</span> public void
recordWALFiles(List<String> files) throws IOException {<a
name="line.480"></a>
+<span class="sourceLineNo">481</span> systemTable.addWALFiles(files,
backupInfo.getBackupId(), backupInfo.getBackupRootDir());<a name="line.481"></a>
+<span class="sourceLineNo">482</span> }<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> /**<a name="line.484"></a>
+<span class="sourceLineNo">485</span> * Get WAL files iterator.<a
name="line.485"></a>
+<span class="sourceLineNo">486</span> *<a name="line.486"></a>
+<span class="sourceLineNo">487</span> * @return WAL files iterator from
backup system table<a name="line.487"></a>
+<span class="sourceLineNo">488</span> * @throws IOException if getting the
WAL files iterator fails<a name="line.488"></a>
+<span class="sourceLineNo">489</span> */<a name="line.489"></a>
+<span class="sourceLineNo">490</span> public
Iterator<BackupSystemTable.WALItem> getWALFilesFromBackupSystem() throws
IOException {<a name="line.490"></a>
+<span class="sourceLineNo">491</span> return
systemTable.getWALFilesIterator(backupInfo.getBackupRootDir());<a
name="line.491"></a>
+<span class="sourceLineNo">492</span> }<a name="line.492"></a>
+<span class="sourceLineNo">493</span><a name="line.493"></a>
+<span class="sourceLineNo">494</span> public Connection getConnection() {<a
name="line.494"></a>
+<span class="sourceLineNo">495</span> return conn;<a name="line.495"></a>
+<span class="sourceLineNo">496</span> }<a name="line.496"></a>
+<span class="sourceLineNo">497</span>}<a name="line.497"></a>