[03/24] hbase git commit: Published site at 0d72849581c1e5a50a2aa7757b909e5531b8d12c.

[misty]

http://git-wip-us.apache.org/repos/asf/hbase/blob/2fa570dd/xref/org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html
----------------------------------------------------------------------
diff --git 
a/xref/org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html
 
b/xref/org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html
index e2522eb..a851aa8 100644
--- 
a/xref/org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html
+++ 
b/xref/org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html
@@ -32,310 +32,316 @@
 <a class="jxr_linenumber" name="22" href="#22">22</a>  <strong 
class="jxr_keyword">import</strong> java.net.ConnectException;
 <a class="jxr_linenumber" name="23" href="#23">23</a>  <strong 
class="jxr_keyword">import</strong> java.net.SocketTimeoutException;
 <a class="jxr_linenumber" name="24" href="#24">24</a>  <strong 
class="jxr_keyword">import</strong> java.util.ArrayList;
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong 
class="jxr_keyword">import</strong> java.util.List;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.Callable;
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.Future;
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.SynchronousQueue;
-<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.ThreadPoolExecutor;
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.TimeUnit;
-<a class="jxr_linenumber" name="32" href="#32">32</a>  
-<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong 
class="jxr_keyword">import</strong> 
com.google.common.annotations.VisibleForTesting;
-<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.lang.StringUtils;
-<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.logging.LogFactory;
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.classification.InterfaceAudience;
-<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration;
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HBaseConfiguration;
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HConstants;
-<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.TableNotFoundException;
-<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.client.ConnectionFactory;
-<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.HConnection;
-<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.protobuf.ReplicationProtbufUtil;
-<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.protobuf.generated.AdminProtos.AdminService.BlockingInterface;
-<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
-<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.wal.WAL.Entry;
-<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.HBaseReplicationEndpoint;
-<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.ReplicationPeer.PeerState;
-<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.regionserver.ReplicationSinkManager.SinkPeer;
-<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.ipc.RemoteException;
-<a class="jxr_linenumber" name="52" href="#52">52</a>  
-<a class="jxr_linenumber" name="53" href="#53">53</a>  <em 
class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="54" href="#54">54</a>  <em 
class="jxr_javadoccomment"> * A {@link 
org.apache.hadoop.hbase.replication.ReplicationEndpoint} </em>
-<a class="jxr_linenumber" name="55" href="#55">55</a>  <em 
class="jxr_javadoccomment"> * implementation for replicating to another HBase 
cluster.</em>
-<a class="jxr_linenumber" name="56" href="#56">56</a>  <em 
class="jxr_javadoccomment"> * For the slave cluster it selects a random number 
of peers</em>
-<a class="jxr_linenumber" name="57" href="#57">57</a>  <em 
class="jxr_javadoccomment"> * using a replication ratio. For example, if 
replication ration = 0.1</em>
-<a class="jxr_linenumber" name="58" href="#58">58</a>  <em 
class="jxr_javadoccomment"> * and slave cluster has 100 region servers, 10 will 
be selected.</em>
-<a class="jxr_linenumber" name="59" href="#59">59</a>  <em 
class="jxr_javadoccomment"> * &lt;p&gt;</em>
-<a class="jxr_linenumber" name="60" href="#60">60</a>  <em 
class="jxr_javadoccomment"> * A stream is considered down when we cannot 
contact a region server on the</em>
-<a class="jxr_linenumber" name="61" href="#61">61</a>  <em 
class="jxr_javadoccomment"> * peer cluster for more than 55 seconds by 
default.</em>
-<a class="jxr_linenumber" name="62" href="#62">62</a>  <em 
class="jxr_javadoccomment"> * &lt;/p&gt;</em>
-<a class="jxr_linenumber" name="63" href="#63">63</a>  <em 
class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="64" href="#64">64</a>  
@InterfaceAudience.Private
-<a class="jxr_linenumber" name="65" href="#65">65</a>  <strong 
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> 
<a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">HBaseInterClusterReplicationEndpoint</a>
 <strong class="jxr_keyword">extends</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/HBaseReplicationEndpoint.html">HBaseReplicationEndpoint</a>
 {
-<a class="jxr_linenumber" name="66" href="#66">66</a>  
-<a class="jxr_linenumber" name="67" href="#67">67</a>    <strong 
class="jxr_keyword">private</strong> <strong 
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> 
Log LOG = LogFactory.getLog(HBaseInterClusterReplicationEndpoint.<strong 
class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="68" href="#68">68</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/client/HConnection.html">HConnection</a>
 conn;
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong 
class="jxr_keyword">import</strong> java.util.Collections;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong 
class="jxr_keyword">import</strong> java.util.List;
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.Callable;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.CompletionService;
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong 
class="jxr_keyword">import</strong> 
java.util.concurrent.ExecutorCompletionService;
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.Future;
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.SynchronousQueue;
+<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.ThreadPoolExecutor;
+<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong 
class="jxr_keyword">import</strong> java.util.concurrent.TimeUnit;
+<a class="jxr_linenumber" name="35" href="#35">35</a>  
+<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong 
class="jxr_keyword">import</strong> 
com.google.common.annotations.VisibleForTesting;
+<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.lang.StringUtils;
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong 
class="jxr_keyword">import</strong> org.apache.commons.logging.LogFactory;
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.classification.InterfaceAudience;
+<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration;
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HBaseConfiguration;
+<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HConstants;
+<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.TableNotFoundException;
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.client.ConnectionFactory;
+<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.HConnection;
+<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.protobuf.ReplicationProtbufUtil;
+<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.protobuf.generated.AdminProtos.AdminService.BlockingInterface;
+<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
+<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.hbase.wal.WAL.Entry;
+<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.HBaseReplicationEndpoint;
+<a class="jxr_linenumber" name="52" href="#52">52</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.ReplicationPeer.PeerState;
+<a class="jxr_linenumber" name="53" href="#53">53</a>  <strong 
class="jxr_keyword">import</strong> 
org.apache.hadoop.hbase.replication.regionserver.ReplicationSinkManager.SinkPeer;
+<a class="jxr_linenumber" name="54" href="#54">54</a>  <strong 
class="jxr_keyword">import</strong> org.apache.hadoop.ipc.RemoteException;
+<a class="jxr_linenumber" name="55" href="#55">55</a>  
+<a class="jxr_linenumber" name="56" href="#56">56</a>  <em 
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="57" href="#57">57</a>  <em 
class="jxr_javadoccomment"> * A {@link 
org.apache.hadoop.hbase.replication.ReplicationEndpoint} </em>
+<a class="jxr_linenumber" name="58" href="#58">58</a>  <em 
class="jxr_javadoccomment"> * implementation for replicating to another HBase 
cluster.</em>
+<a class="jxr_linenumber" name="59" href="#59">59</a>  <em 
class="jxr_javadoccomment"> * For the slave cluster it selects a random number 
of peers</em>
+<a class="jxr_linenumber" name="60" href="#60">60</a>  <em 
class="jxr_javadoccomment"> * using a replication ratio. For example, if 
replication ration = 0.1</em>
+<a class="jxr_linenumber" name="61" href="#61">61</a>  <em 
class="jxr_javadoccomment"> * and slave cluster has 100 region servers, 10 will 
be selected.</em>
+<a class="jxr_linenumber" name="62" href="#62">62</a>  <em 
class="jxr_javadoccomment"> * &lt;p&gt;</em>
+<a class="jxr_linenumber" name="63" href="#63">63</a>  <em 
class="jxr_javadoccomment"> * A stream is considered down when we cannot 
contact a region server on the</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a>  <em 
class="jxr_javadoccomment"> * peer cluster for more than 55 seconds by 
default.</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a>  <em 
class="jxr_javadoccomment"> * &lt;/p&gt;</em>
+<a class="jxr_linenumber" name="66" href="#66">66</a>  <em 
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="67" href="#67">67</a>  
@InterfaceAudience.Private
+<a class="jxr_linenumber" name="68" href="#68">68</a>  <strong 
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> 
<a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">HBaseInterClusterReplicationEndpoint</a>
 <strong class="jxr_keyword">extends</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/HBaseReplicationEndpoint.html">HBaseReplicationEndpoint</a>
 {
 <a class="jxr_linenumber" name="69" href="#69">69</a>  
-<a class="jxr_linenumber" name="70" href="#70">70</a>    <strong 
class="jxr_keyword">private</strong> Configuration conf;
-<a class="jxr_linenumber" name="71" href="#71">71</a>  
-<a class="jxr_linenumber" name="72" href="#72">72</a>    <em 
class="jxr_comment">// How long should we sleep for each retry</em>
-<a class="jxr_linenumber" name="73" href="#73">73</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> 
sleepForRetries;
+<a class="jxr_linenumber" name="70" href="#70">70</a>    <strong 
class="jxr_keyword">private</strong> <strong 
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> 
Log LOG = LogFactory.getLog(HBaseInterClusterReplicationEndpoint.<strong 
class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="71" href="#71">71</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/client/HConnection.html">HConnection</a>
 conn;
+<a class="jxr_linenumber" name="72" href="#72">72</a>  
+<a class="jxr_linenumber" name="73" href="#73">73</a>    <strong 
class="jxr_keyword">private</strong> Configuration conf;
 <a class="jxr_linenumber" name="74" href="#74">74</a>  
-<a class="jxr_linenumber" name="75" href="#75">75</a>    <em 
class="jxr_comment">// Maximum number of retries before taking bold actions</em>
-<a class="jxr_linenumber" name="76" href="#76">76</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
maxRetriesMultiplier;
-<a class="jxr_linenumber" name="77" href="#77">77</a>    <em 
class="jxr_comment">// Socket timeouts require even bolder actions since we 
don't want to DDOS</em>
-<a class="jxr_linenumber" name="78" href="#78">78</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
socketTimeoutMultiplier;
-<a class="jxr_linenumber" name="79" href="#79">79</a>    <em 
class="jxr_comment">//Metrics for this source</em>
-<a class="jxr_linenumber" name="80" href="#80">80</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/MetricsSource.html">MetricsSource</a>
 metrics;
-<a class="jxr_linenumber" name="81" href="#81">81</a>    <em 
class="jxr_comment">// Handles connecting to peer region servers</em>
-<a class="jxr_linenumber" name="82" href="#82">82</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">ReplicationSinkManager</a>
 replicationSinkMgr;
-<a class="jxr_linenumber" name="83" href="#83">83</a>    <strong 
class="jxr_keyword">private</strong> <strong 
class="jxr_keyword">boolean</strong> peersSelected = false;
-<a class="jxr_linenumber" name="84" href="#84">84</a>    <strong 
class="jxr_keyword">private</strong> ThreadPoolExecutor exec;
-<a class="jxr_linenumber" name="85" href="#85">85</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
maxThreads;
-<a class="jxr_linenumber" name="86" href="#86">86</a>  
-<a class="jxr_linenumber" name="87" href="#87">87</a>    @Override
-<a class="jxr_linenumber" name="88" href="#88">88</a>    <strong 
class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> 
init(<a 
href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html">Context</a>
 context) <strong class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="89" href="#89">89</a>      <strong 
class="jxr_keyword">super</strong>.init(context);
-<a class="jxr_linenumber" name="90" href="#90">90</a>      <strong 
class="jxr_keyword">this</strong>.conf = 
HBaseConfiguration.create(ctx.getConfiguration());
-<a class="jxr_linenumber" name="91" href="#91">91</a>      decorateConf();
-<a class="jxr_linenumber" name="92" href="#92">92</a>      <strong 
class="jxr_keyword">this</strong>.maxRetriesMultiplier = <strong 
class="jxr_keyword">this</strong>.conf.getInt(<span 
class="jxr_string">"replication.source.maxretriesmultiplier"</span>, 300);
-<a class="jxr_linenumber" name="93" href="#93">93</a>      <strong 
class="jxr_keyword">this</strong>.socketTimeoutMultiplier = <strong 
class="jxr_keyword">this</strong>.conf.getInt(<span 
class="jxr_string">"replication.source.socketTimeoutMultiplier"</span>,
-<a class="jxr_linenumber" name="94" href="#94">94</a>          
maxRetriesMultiplier);
-<a class="jxr_linenumber" name="95" href="#95">95</a>      <em 
class="jxr_comment">// TODO: This connection is replication specific or we 
should make it particular to</em>
-<a class="jxr_linenumber" name="96" href="#96">96</a>      <em 
class="jxr_comment">// replication and make replication specific settings such 
as compression or codec to use</em>
-<a class="jxr_linenumber" name="97" href="#97">97</a>      <em 
class="jxr_comment">// passing Cells.</em>
-<a class="jxr_linenumber" name="98" href="#98">98</a>      <strong 
class="jxr_keyword">this</strong>.conn = (HConnection) 
ConnectionFactory.createConnection(<strong 
class="jxr_keyword">this</strong>.conf);
-<a class="jxr_linenumber" name="99" href="#99">99</a>      <strong 
class="jxr_keyword">this</strong>.sleepForRetries =
-<a class="jxr_linenumber" name="100" href="#100">100</a>         <strong 
class="jxr_keyword">this</strong>.conf.getLong(<span 
class="jxr_string">"replication.source.sleepforretries"</span>, 1000);
-<a class="jxr_linenumber" name="101" href="#101">101</a>     <strong 
class="jxr_keyword">this</strong>.metrics = context.getMetrics();
-<a class="jxr_linenumber" name="102" href="#102">102</a>     <em 
class="jxr_comment">// ReplicationQueueInfo parses the peerId out of the znode 
for us</em>
-<a class="jxr_linenumber" name="103" href="#103">103</a>     <strong 
class="jxr_keyword">this</strong>.replicationSinkMgr = <strong 
class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">ReplicationSinkManager</a>(conn,
 ctx.getPeerId(), <strong class="jxr_keyword">this</strong>, <strong 
class="jxr_keyword">this</strong>.conf);
-<a class="jxr_linenumber" name="104" href="#104">104</a>     <em 
class="jxr_comment">// per sink thread pool</em>
-<a class="jxr_linenumber" name="105" href="#105">105</a>     <strong 
class="jxr_keyword">this</strong>.maxThreads = <strong 
class="jxr_keyword">this</strong>.conf.getInt(HConstants.REPLICATION_SOURCE_MAXTHREADS_KEY,
-<a class="jxr_linenumber" name="106" href="#106">106</a>       
HConstants.REPLICATION_SOURCE_MAXTHREADS_DEFAULT);
-<a class="jxr_linenumber" name="107" href="#107">107</a>     <strong 
class="jxr_keyword">this</strong>.exec = <strong 
class="jxr_keyword">new</strong> ThreadPoolExecutor(1, maxThreads, 60, 
TimeUnit.SECONDS,
-<a class="jxr_linenumber" name="108" href="#108">108</a>       <strong 
class="jxr_keyword">new</strong> SynchronousQueue&lt;Runnable&gt;());
-<a class="jxr_linenumber" name="109" href="#109">109</a>   }
-<a class="jxr_linenumber" name="110" href="#110">110</a> 
-<a class="jxr_linenumber" name="111" href="#111">111</a>   <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> 
decorateConf() {
-<a class="jxr_linenumber" name="112" href="#112">112</a>     String 
replicationCodec = <strong 
class="jxr_keyword">this</strong>.conf.get(HConstants.REPLICATION_CODEC_CONF_KEY);
-<a class="jxr_linenumber" name="113" href="#113">113</a>     <strong 
class="jxr_keyword">if</strong> (StringUtils.isNotEmpty(replicationCodec)) {
-<a class="jxr_linenumber" name="114" href="#114">114</a>       <strong 
class="jxr_keyword">this</strong>.conf.set(HConstants.RPC_CODEC_CONF_KEY, 
replicationCodec);
-<a class="jxr_linenumber" name="115" href="#115">115</a>     }
-<a class="jxr_linenumber" name="116" href="#116">116</a>   }
-<a class="jxr_linenumber" name="117" href="#117">117</a> 
-<a class="jxr_linenumber" name="118" href="#118">118</a>   <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> 
connectToPeers() {
-<a class="jxr_linenumber" name="119" href="#119">119</a>     
getRegionServers();
+<a class="jxr_linenumber" name="75" href="#75">75</a>    <em 
class="jxr_comment">// How long should we sleep for each retry</em>
+<a class="jxr_linenumber" name="76" href="#76">76</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> 
sleepForRetries;
+<a class="jxr_linenumber" name="77" href="#77">77</a>  
+<a class="jxr_linenumber" name="78" href="#78">78</a>    <em 
class="jxr_comment">// Maximum number of retries before taking bold actions</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
maxRetriesMultiplier;
+<a class="jxr_linenumber" name="80" href="#80">80</a>    <em 
class="jxr_comment">// Socket timeouts require even bolder actions since we 
don't want to DDOS</em>
+<a class="jxr_linenumber" name="81" href="#81">81</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
socketTimeoutMultiplier;
+<a class="jxr_linenumber" name="82" href="#82">82</a>    <em 
class="jxr_comment">//Metrics for this source</em>
+<a class="jxr_linenumber" name="83" href="#83">83</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/MetricsSource.html">MetricsSource</a>
 metrics;
+<a class="jxr_linenumber" name="84" href="#84">84</a>    <em 
class="jxr_comment">// Handles connecting to peer region servers</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a>    <strong 
class="jxr_keyword">private</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">ReplicationSinkManager</a>
 replicationSinkMgr;
+<a class="jxr_linenumber" name="86" href="#86">86</a>    <strong 
class="jxr_keyword">private</strong> <strong 
class="jxr_keyword">boolean</strong> peersSelected = false;
+<a class="jxr_linenumber" name="87" href="#87">87</a>    <strong 
class="jxr_keyword">private</strong> ThreadPoolExecutor exec;
+<a class="jxr_linenumber" name="88" href="#88">88</a>    <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
maxThreads;
+<a class="jxr_linenumber" name="89" href="#89">89</a>  
+<a class="jxr_linenumber" name="90" href="#90">90</a>    @Override
+<a class="jxr_linenumber" name="91" href="#91">91</a>    <strong 
class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> 
init(<a 
href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html">Context</a>
 context) <strong class="jxr_keyword">throws</strong> IOException {
+<a class="jxr_linenumber" name="92" href="#92">92</a>      <strong 
class="jxr_keyword">super</strong>.init(context);
+<a class="jxr_linenumber" name="93" href="#93">93</a>      <strong 
class="jxr_keyword">this</strong>.conf = 
HBaseConfiguration.create(ctx.getConfiguration());
+<a class="jxr_linenumber" name="94" href="#94">94</a>      decorateConf();
+<a class="jxr_linenumber" name="95" href="#95">95</a>      <strong 
class="jxr_keyword">this</strong>.maxRetriesMultiplier = <strong 
class="jxr_keyword">this</strong>.conf.getInt(<span 
class="jxr_string">"replication.source.maxretriesmultiplier"</span>, 300);
+<a class="jxr_linenumber" name="96" href="#96">96</a>      <strong 
class="jxr_keyword">this</strong>.socketTimeoutMultiplier = <strong 
class="jxr_keyword">this</strong>.conf.getInt(<span 
class="jxr_string">"replication.source.socketTimeoutMultiplier"</span>,
+<a class="jxr_linenumber" name="97" href="#97">97</a>          
maxRetriesMultiplier);
+<a class="jxr_linenumber" name="98" href="#98">98</a>      <em 
class="jxr_comment">// TODO: This connection is replication specific or we 
should make it particular to</em>
+<a class="jxr_linenumber" name="99" href="#99">99</a>      <em 
class="jxr_comment">// replication and make replication specific settings such 
as compression or codec to use</em>
+<a class="jxr_linenumber" name="100" href="#100">100</a>     <em 
class="jxr_comment">// passing Cells.</em>
+<a class="jxr_linenumber" name="101" href="#101">101</a>     <strong 
class="jxr_keyword">this</strong>.conn = (HConnection) 
ConnectionFactory.createConnection(<strong 
class="jxr_keyword">this</strong>.conf);
+<a class="jxr_linenumber" name="102" href="#102">102</a>     <strong 
class="jxr_keyword">this</strong>.sleepForRetries =
+<a class="jxr_linenumber" name="103" href="#103">103</a>         <strong 
class="jxr_keyword">this</strong>.conf.getLong(<span 
class="jxr_string">"replication.source.sleepforretries"</span>, 1000);
+<a class="jxr_linenumber" name="104" href="#104">104</a>     <strong 
class="jxr_keyword">this</strong>.metrics = context.getMetrics();
+<a class="jxr_linenumber" name="105" href="#105">105</a>     <em 
class="jxr_comment">// ReplicationQueueInfo parses the peerId out of the znode 
for us</em>
+<a class="jxr_linenumber" name="106" href="#106">106</a>     <strong 
class="jxr_keyword">this</strong>.replicationSinkMgr = <strong 
class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">ReplicationSinkManager</a>(conn,
 ctx.getPeerId(), <strong class="jxr_keyword">this</strong>, <strong 
class="jxr_keyword">this</strong>.conf);
+<a class="jxr_linenumber" name="107" href="#107">107</a>     <em 
class="jxr_comment">// per sink thread pool</em>
+<a class="jxr_linenumber" name="108" href="#108">108</a>     <strong 
class="jxr_keyword">this</strong>.maxThreads = <strong 
class="jxr_keyword">this</strong>.conf.getInt(HConstants.REPLICATION_SOURCE_MAXTHREADS_KEY,
+<a class="jxr_linenumber" name="109" href="#109">109</a>       
HConstants.REPLICATION_SOURCE_MAXTHREADS_DEFAULT);
+<a class="jxr_linenumber" name="110" href="#110">110</a>     <strong 
class="jxr_keyword">this</strong>.exec = <strong 
class="jxr_keyword">new</strong> ThreadPoolExecutor(1, maxThreads, 60, 
TimeUnit.SECONDS,
+<a class="jxr_linenumber" name="111" href="#111">111</a>       <strong 
class="jxr_keyword">new</strong> SynchronousQueue&lt;Runnable&gt;());
+<a class="jxr_linenumber" name="112" href="#112">112</a>   }
+<a class="jxr_linenumber" name="113" href="#113">113</a> 
+<a class="jxr_linenumber" name="114" href="#114">114</a>   <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> 
decorateConf() {
+<a class="jxr_linenumber" name="115" href="#115">115</a>     String 
replicationCodec = <strong 
class="jxr_keyword">this</strong>.conf.get(HConstants.REPLICATION_CODEC_CONF_KEY);
+<a class="jxr_linenumber" name="116" href="#116">116</a>     <strong 
class="jxr_keyword">if</strong> (StringUtils.isNotEmpty(replicationCodec)) {
+<a class="jxr_linenumber" name="117" href="#117">117</a>       <strong 
class="jxr_keyword">this</strong>.conf.set(HConstants.RPC_CODEC_CONF_KEY, 
replicationCodec);
+<a class="jxr_linenumber" name="118" href="#118">118</a>     }
+<a class="jxr_linenumber" name="119" href="#119">119</a>   }
 <a class="jxr_linenumber" name="120" href="#120">120</a> 
-<a class="jxr_linenumber" name="121" href="#121">121</a>     <strong 
class="jxr_keyword">int</strong> sleepMultiplier = 1;
-<a class="jxr_linenumber" name="122" href="#122">122</a> 
-<a class="jxr_linenumber" name="123" href="#123">123</a>     <em 
class="jxr_comment">// Connect to peer cluster first, unless we have to 
stop</em>
-<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong 
class="jxr_keyword">while</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning() &amp;&amp; 
replicationSinkMgr.getSinks().size() == 0) {
-<a class="jxr_linenumber" name="125" href="#125">125</a>       
replicationSinkMgr.chooseSinks();
-<a class="jxr_linenumber" name="126" href="#126">126</a>       <strong 
class="jxr_keyword">if</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning() &amp;&amp; 
replicationSinkMgr.getSinks().size() == 0) {
-<a class="jxr_linenumber" name="127" href="#127">127</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Waiting for peers"</span>, sleepMultiplier)) {
-<a class="jxr_linenumber" name="128" href="#128">128</a>           
sleepMultiplier++;
-<a class="jxr_linenumber" name="129" href="#129">129</a>         }
-<a class="jxr_linenumber" name="130" href="#130">130</a>       }
-<a class="jxr_linenumber" name="131" href="#131">131</a>     }
-<a class="jxr_linenumber" name="132" href="#132">132</a>   }
-<a class="jxr_linenumber" name="133" href="#133">133</a> 
-<a class="jxr_linenumber" name="134" href="#134">134</a>   <em 
class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="135" href="#135">135</a> <em 
class="jxr_javadoccomment">   * Do the sleeping logic</em>
-<a class="jxr_linenumber" name="136" href="#136">136</a> <em 
class="jxr_javadoccomment">   * @param msg Why we sleep</em>
-<a class="jxr_linenumber" name="137" href="#137">137</a> <em 
class="jxr_javadoccomment">   * @param sleepMultiplier by how many times the 
default sleeping time is augmented</em>
-<a class="jxr_linenumber" name="138" href="#138">138</a> <em 
class="jxr_javadoccomment">   * @return True if 
&lt;code&gt;sleepMultiplier&lt;/code&gt; is &amp;lt; 
&lt;code&gt;maxRetriesMultiplier&lt;/code&gt;</em>
-<a class="jxr_linenumber" name="139" href="#139">139</a> <em 
class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="140" href="#140">140</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">boolean</strong> sleepForRetries(String msg, <strong 
class="jxr_keyword">int</strong> sleepMultiplier) {
-<a class="jxr_linenumber" name="141" href="#141">141</a>     <strong 
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="142" href="#142">142</a>       <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
-<a class="jxr_linenumber" name="143" href="#143">143</a>         LOG.trace(msg 
+ <span class="jxr_string">", sleeping "</span> + sleepForRetries + <span 
class="jxr_string">" times "</span> + sleepMultiplier);
-<a class="jxr_linenumber" name="144" href="#144">144</a>       }
-<a class="jxr_linenumber" name="145" href="#145">145</a>       
Thread.sleep(<strong class="jxr_keyword">this</strong>.sleepForRetries * 
sleepMultiplier);
-<a class="jxr_linenumber" name="146" href="#146">146</a>     } <strong 
class="jxr_keyword">catch</strong> (InterruptedException e) {
-<a class="jxr_linenumber" name="147" href="#147">147</a>       LOG.debug(<span 
class="jxr_string">"Interrupted while sleeping between retries"</span>);
-<a class="jxr_linenumber" name="148" href="#148">148</a>     }
-<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong 
class="jxr_keyword">return</strong> sleepMultiplier &lt; maxRetriesMultiplier;
-<a class="jxr_linenumber" name="150" href="#150">150</a>   }
-<a class="jxr_linenumber" name="151" href="#151">151</a> 
-<a class="jxr_linenumber" name="152" href="#152">152</a>   <em 
class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="153" href="#153">153</a> <em 
class="jxr_javadoccomment">   * Do the shipping logic</em>
-<a class="jxr_linenumber" name="154" href="#154">154</a> <em 
class="jxr_javadoccomment">   */</em>
-<a class="jxr_linenumber" name="155" href="#155">155</a>   @Override
-<a class="jxr_linenumber" name="156" href="#156">156</a>   <strong 
class="jxr_keyword">public</strong> <strong 
class="jxr_keyword">boolean</strong> replicate(<a 
href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html">ReplicateContext</a>
 replicateContext) {
-<a class="jxr_linenumber" name="157" href="#157">157</a>     List&lt;Entry&gt; 
entries = replicateContext.getEntries();
-<a class="jxr_linenumber" name="158" href="#158">158</a>     String walGroupId 
= replicateContext.getWalGroupId();
-<a class="jxr_linenumber" name="159" href="#159">159</a>     <strong 
class="jxr_keyword">int</strong> sleepMultiplier = 1;
-<a class="jxr_linenumber" name="160" href="#160">160</a> 
-<a class="jxr_linenumber" name="161" href="#161">161</a>     <strong 
class="jxr_keyword">if</strong> (!peersSelected &amp;&amp; <strong 
class="jxr_keyword">this</strong>.isRunning()) {
-<a class="jxr_linenumber" name="162" href="#162">162</a>       
connectToPeers();
-<a class="jxr_linenumber" name="163" href="#163">163</a>       peersSelected = 
<strong class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="164" href="#164">164</a>     }
-<a class="jxr_linenumber" name="165" href="#165">165</a> 
-<a class="jxr_linenumber" name="166" href="#166">166</a>     <strong 
class="jxr_keyword">if</strong> (replicationSinkMgr.getSinks().size() == 0) {
-<a class="jxr_linenumber" name="167" href="#167">167</a>       <strong 
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="121" href="#121">121</a>   <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> 
connectToPeers() {
+<a class="jxr_linenumber" name="122" href="#122">122</a>     
getRegionServers();
+<a class="jxr_linenumber" name="123" href="#123">123</a> 
+<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong 
class="jxr_keyword">int</strong> sleepMultiplier = 1;
+<a class="jxr_linenumber" name="125" href="#125">125</a> 
+<a class="jxr_linenumber" name="126" href="#126">126</a>     <em 
class="jxr_comment">// Connect to peer cluster first, unless we have to 
stop</em>
+<a class="jxr_linenumber" name="127" href="#127">127</a>     <strong 
class="jxr_keyword">while</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning() &amp;&amp; 
replicationSinkMgr.getSinks().size() == 0) {
+<a class="jxr_linenumber" name="128" href="#128">128</a>       
replicationSinkMgr.chooseSinks();
+<a class="jxr_linenumber" name="129" href="#129">129</a>       <strong 
class="jxr_keyword">if</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning() &amp;&amp; 
replicationSinkMgr.getSinks().size() == 0) {
+<a class="jxr_linenumber" name="130" href="#130">130</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Waiting for peers"</span>, sleepMultiplier)) {
+<a class="jxr_linenumber" name="131" href="#131">131</a>           
sleepMultiplier++;
+<a class="jxr_linenumber" name="132" href="#132">132</a>         }
+<a class="jxr_linenumber" name="133" href="#133">133</a>       }
+<a class="jxr_linenumber" name="134" href="#134">134</a>     }
+<a class="jxr_linenumber" name="135" href="#135">135</a>   }
+<a class="jxr_linenumber" name="136" href="#136">136</a> 
+<a class="jxr_linenumber" name="137" href="#137">137</a>   <em 
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="138" href="#138">138</a> <em 
class="jxr_javadoccomment">   * Do the sleeping logic</em>
+<a class="jxr_linenumber" name="139" href="#139">139</a> <em 
class="jxr_javadoccomment">   * @param msg Why we sleep</em>
+<a class="jxr_linenumber" name="140" href="#140">140</a> <em 
class="jxr_javadoccomment">   * @param sleepMultiplier by how many times the 
default sleeping time is augmented</em>
+<a class="jxr_linenumber" name="141" href="#141">141</a> <em 
class="jxr_javadoccomment">   * @return True if 
&lt;code&gt;sleepMultiplier&lt;/code&gt; is &amp;lt; 
&lt;code&gt;maxRetriesMultiplier&lt;/code&gt;</em>
+<a class="jxr_linenumber" name="142" href="#142">142</a> <em 
class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="143" href="#143">143</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">boolean</strong> sleepForRetries(String msg, <strong 
class="jxr_keyword">int</strong> sleepMultiplier) {
+<a class="jxr_linenumber" name="144" href="#144">144</a>     <strong 
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="145" href="#145">145</a>       <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
+<a class="jxr_linenumber" name="146" href="#146">146</a>         LOG.trace(msg 
+ <span class="jxr_string">", sleeping "</span> + sleepForRetries + <span 
class="jxr_string">" times "</span> + sleepMultiplier);
+<a class="jxr_linenumber" name="147" href="#147">147</a>       }
+<a class="jxr_linenumber" name="148" href="#148">148</a>       
Thread.sleep(<strong class="jxr_keyword">this</strong>.sleepForRetries * 
sleepMultiplier);
+<a class="jxr_linenumber" name="149" href="#149">149</a>     } <strong 
class="jxr_keyword">catch</strong> (InterruptedException e) {
+<a class="jxr_linenumber" name="150" href="#150">150</a>       LOG.debug(<span 
class="jxr_string">"Interrupted while sleeping between retries"</span>);
+<a class="jxr_linenumber" name="151" href="#151">151</a>     }
+<a class="jxr_linenumber" name="152" href="#152">152</a>     <strong 
class="jxr_keyword">return</strong> sleepMultiplier &lt; maxRetriesMultiplier;
+<a class="jxr_linenumber" name="153" href="#153">153</a>   }
+<a class="jxr_linenumber" name="154" href="#154">154</a> 
+<a class="jxr_linenumber" name="155" href="#155">155</a>   <em 
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="156" href="#156">156</a> <em 
class="jxr_javadoccomment">   * Do the shipping logic</em>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <em 
class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="158" href="#158">158</a>   @Override
+<a class="jxr_linenumber" name="159" href="#159">159</a>   <strong 
class="jxr_keyword">public</strong> <strong 
class="jxr_keyword">boolean</strong> replicate(<a 
href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html">ReplicateContext</a>
 replicateContext) {
+<a class="jxr_linenumber" name="160" href="#160">160</a>     
CompletionService&lt;Integer&gt; pool = <strong 
class="jxr_keyword">new</strong> 
ExecutorCompletionService&lt;Integer&gt;(<strong 
class="jxr_keyword">this</strong>.exec);
+<a class="jxr_linenumber" name="161" href="#161">161</a>     List&lt;Entry&gt; 
entries = replicateContext.getEntries();
+<a class="jxr_linenumber" name="162" href="#162">162</a>     String walGroupId 
= replicateContext.getWalGroupId();
+<a class="jxr_linenumber" name="163" href="#163">163</a>     <strong 
class="jxr_keyword">int</strong> sleepMultiplier = 1;
+<a class="jxr_linenumber" name="164" href="#164">164</a> 
+<a class="jxr_linenumber" name="165" href="#165">165</a>     <strong 
class="jxr_keyword">if</strong> (!peersSelected &amp;&amp; <strong 
class="jxr_keyword">this</strong>.isRunning()) {
+<a class="jxr_linenumber" name="166" href="#166">166</a>       
connectToPeers();
+<a class="jxr_linenumber" name="167" href="#167">167</a>       peersSelected = 
<strong class="jxr_keyword">true</strong>;
 <a class="jxr_linenumber" name="168" href="#168">168</a>     }
-<a class="jxr_linenumber" name="169" href="#169">169</a>     <em 
class="jxr_comment">// minimum of: configured threads, number of 100-waledit 
batches,</em>
-<a class="jxr_linenumber" name="170" href="#170">170</a>     <em 
class="jxr_comment">//  and number of current sinks</em>
-<a class="jxr_linenumber" name="171" href="#171">171</a>     <strong 
class="jxr_keyword">int</strong> n = Math.min(Math.min(<strong 
class="jxr_keyword">this</strong>.maxThreads, entries.size()/100+1),
-<a class="jxr_linenumber" name="172" href="#172">172</a>       
replicationSinkMgr.getSinks().size());
-<a class="jxr_linenumber" name="173" href="#173">173</a>     
List&lt;List&lt;Entry&gt;&gt; entryLists = <strong 
class="jxr_keyword">new</strong> ArrayList&lt;List&lt;Entry&gt;&gt;(n);
-<a class="jxr_linenumber" name="174" href="#174">174</a>     <strong 
class="jxr_keyword">if</strong> (n == 1) {
-<a class="jxr_linenumber" name="175" href="#175">175</a>       
entryLists.add(entries);
-<a class="jxr_linenumber" name="176" href="#176">176</a>     } <strong 
class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="177" href="#177">177</a>       <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0; 
i&lt;n; i++) {
-<a class="jxr_linenumber" name="178" href="#178">178</a>         
entryLists.add(<strong class="jxr_keyword">new</strong> 
ArrayList&lt;Entry&gt;(entries.size()/n+1));
-<a class="jxr_linenumber" name="179" href="#179">179</a>       }
-<a class="jxr_linenumber" name="180" href="#180">180</a>       <em 
class="jxr_comment">// now group by region</em>
-<a class="jxr_linenumber" name="181" href="#181">181</a>       <strong 
class="jxr_keyword">for</strong> (Entry e : entries) {
-<a class="jxr_linenumber" name="182" href="#182">182</a>         
entryLists.get(Math.abs(Bytes.hashCode(e.getKey().getEncodedRegionName())%n)).add(e);
+<a class="jxr_linenumber" name="169" href="#169">169</a> 
+<a class="jxr_linenumber" name="170" href="#170">170</a>     <strong 
class="jxr_keyword">if</strong> (replicationSinkMgr.getSinks().size() == 0) {
+<a class="jxr_linenumber" name="171" href="#171">171</a>       <strong 
class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="172" href="#172">172</a>     }
+<a class="jxr_linenumber" name="173" href="#173">173</a>     <em 
class="jxr_comment">// minimum of: configured threads, number of 100-waledit 
batches,</em>
+<a class="jxr_linenumber" name="174" href="#174">174</a>     <em 
class="jxr_comment">//  and number of current sinks</em>
+<a class="jxr_linenumber" name="175" href="#175">175</a>     <strong 
class="jxr_keyword">int</strong> n = Math.min(Math.min(<strong 
class="jxr_keyword">this</strong>.maxThreads, entries.size()/100+1),
+<a class="jxr_linenumber" name="176" href="#176">176</a>       
replicationSinkMgr.getSinks().size());
+<a class="jxr_linenumber" name="177" href="#177">177</a>     
List&lt;List&lt;Entry&gt;&gt; entryLists = <strong 
class="jxr_keyword">new</strong> ArrayList&lt;List&lt;Entry&gt;&gt;(n);
+<a class="jxr_linenumber" name="178" href="#178">178</a>     <strong 
class="jxr_keyword">if</strong> (n == 1) {
+<a class="jxr_linenumber" name="179" href="#179">179</a>       
entryLists.add(entries);
+<a class="jxr_linenumber" name="180" href="#180">180</a>     } <strong 
class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="181" href="#181">181</a>       <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0; 
i&lt;n; i++) {
+<a class="jxr_linenumber" name="182" href="#182">182</a>         
entryLists.add(<strong class="jxr_keyword">new</strong> 
ArrayList&lt;Entry&gt;(entries.size()/n+1));
 <a class="jxr_linenumber" name="183" href="#183">183</a>       }
-<a class="jxr_linenumber" name="184" href="#184">184</a>     }
-<a class="jxr_linenumber" name="185" href="#185">185</a>     <strong 
class="jxr_keyword">while</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning()) {
-<a class="jxr_linenumber" name="186" href="#186">186</a>       <strong 
class="jxr_keyword">if</strong> (!isPeerEnabled()) {
-<a class="jxr_linenumber" name="187" href="#187">187</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Replication is disabled"</span>, sleepMultiplier)) {
-<a class="jxr_linenumber" name="188" href="#188">188</a>           
sleepMultiplier++;
-<a class="jxr_linenumber" name="189" href="#189">189</a>         }
-<a class="jxr_linenumber" name="190" href="#190">190</a>         <strong 
class="jxr_keyword">continue</strong>;
-<a class="jxr_linenumber" name="191" href="#191">191</a>       }
-<a class="jxr_linenumber" name="192" href="#192">192</a>       <strong 
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="193" href="#193">193</a>         <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
-<a class="jxr_linenumber" name="194" href="#194">194</a>           
LOG.trace(<span class="jxr_string">"Replicating "</span> + entries.size() +
-<a class="jxr_linenumber" name="195" href="#195">195</a>               <span 
class="jxr_string">" entries of total size "</span> + 
replicateContext.getSize());
-<a class="jxr_linenumber" name="196" href="#196">196</a>         }
-<a class="jxr_linenumber" name="197" href="#197">197</a> 
-<a class="jxr_linenumber" name="198" href="#198">198</a>         
List&lt;Future&lt;Integer&gt;&gt; futures = <strong 
class="jxr_keyword">new</strong> 
ArrayList&lt;Future&lt;Integer&gt;&gt;(entryLists.size());
-<a class="jxr_linenumber" name="199" href="#199">199</a>         <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0; 
i&lt;entryLists.size(); i++) {
-<a class="jxr_linenumber" name="200" href="#200">200</a>           <strong 
class="jxr_keyword">if</strong> (!entryLists.get(i).isEmpty()) {
-<a class="jxr_linenumber" name="201" href="#201">201</a>             <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
-<a class="jxr_linenumber" name="202" href="#202">202</a>               
LOG.trace(<span class="jxr_string">"Submitting "</span> + 
entryLists.get(i).size() +
-<a class="jxr_linenumber" name="203" href="#203">203</a>                   
<span class="jxr_string">" entries of total size "</span> + 
replicateContext.getSize());
-<a class="jxr_linenumber" name="204" href="#204">204</a>             }
-<a class="jxr_linenumber" name="205" href="#205">205</a>             <em 
class="jxr_comment">// RuntimeExceptions encountered here bubble up and are 
handled in ReplicationSource</em>
-<a class="jxr_linenumber" name="206" href="#206">206</a>             
futures.add(exec.submit(createReplicator(entryLists.get(i), i)));
-<a class="jxr_linenumber" name="207" href="#207">207</a>           }
-<a class="jxr_linenumber" name="208" href="#208">208</a>         }
-<a class="jxr_linenumber" name="209" href="#209">209</a>         IOException 
iox = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="210" href="#210">210</a>         <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> 
index = futures.size() - 1; index &gt;= 0; index--) {
-<a class="jxr_linenumber" name="211" href="#211">211</a>           <strong 
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="212" href="#212">212</a>             <em 
class="jxr_comment">// wait for all futures, remove successful parts</em>
-<a class="jxr_linenumber" name="213" href="#213">213</a>             <em 
class="jxr_comment">// (only the remaining parts will be retried)</em>
-<a class="jxr_linenumber" name="214" href="#214">214</a>             
Future&lt;Integer&gt; f = futures.get(index);
-<a class="jxr_linenumber" name="215" href="#215">215</a>             
entryLists.remove(f.get().intValue());
-<a class="jxr_linenumber" name="216" href="#216">216</a>           } <strong 
class="jxr_keyword">catch</strong> (InterruptedException ie) {
-<a class="jxr_linenumber" name="217" href="#217">217</a>             iox =  
<strong class="jxr_keyword">new</strong> IOException(ie);
-<a class="jxr_linenumber" name="218" href="#218">218</a>           } <strong 
class="jxr_keyword">catch</strong> (ExecutionException ee) {
-<a class="jxr_linenumber" name="219" href="#219">219</a>             <em 
class="jxr_comment">// cause must be an IOException</em>
-<a class="jxr_linenumber" name="220" href="#220">220</a>             iox = 
(IOException)ee.getCause();
-<a class="jxr_linenumber" name="221" href="#221">221</a>           }
-<a class="jxr_linenumber" name="222" href="#222">222</a>         }
-<a class="jxr_linenumber" name="223" href="#223">223</a>         <strong 
class="jxr_keyword">if</strong> (iox != <strong 
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="224" href="#224">224</a>           <em 
class="jxr_comment">// if we had any exceptions, try again</em>
-<a class="jxr_linenumber" name="225" href="#225">225</a>           <strong 
class="jxr_keyword">throw</strong> iox;
-<a class="jxr_linenumber" name="226" href="#226">226</a>         }
-<a class="jxr_linenumber" name="227" href="#227">227</a>         <em 
class="jxr_comment">// update metrics</em>
-<a class="jxr_linenumber" name="228" href="#228">228</a>         <strong 
class="jxr_keyword">this</strong>.metrics.setAgeOfLastShippedOp(entries.get(entries.size()
 - 1).getKey().getWriteTime(),
-<a class="jxr_linenumber" name="229" href="#229">229</a>           walGroupId);
-<a class="jxr_linenumber" name="230" href="#230">230</a>         <strong 
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="231" href="#231">231</a> 
-<a class="jxr_linenumber" name="232" href="#232">232</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException ioe) {
-<a class="jxr_linenumber" name="233" href="#233">233</a>         <em 
class="jxr_comment">// Didn't ship anything, but must still age the last time 
we did</em>
-<a class="jxr_linenumber" name="234" href="#234">234</a>         <strong 
class="jxr_keyword">this</strong>.metrics.refreshAgeOfLastShippedOp(walGroupId);
-<a class="jxr_linenumber" name="235" href="#235">235</a>         <strong 
class="jxr_keyword">if</strong> (ioe instanceof RemoteException) {
-<a class="jxr_linenumber" name="236" href="#236">236</a>           ioe = 
((RemoteException) ioe).unwrapRemoteException();
-<a class="jxr_linenumber" name="237" href="#237">237</a>           
LOG.warn(<span class="jxr_string">"Can't replicate because of an error on the 
remote cluster: "</span>, ioe);
-<a class="jxr_linenumber" name="238" href="#238">238</a>           <strong 
class="jxr_keyword">if</strong> (ioe instanceof TableNotFoundException) {
-<a class="jxr_linenumber" name="239" href="#239">239</a>             <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span class="jxr_string">"A 
table is missing in the peer cluster. "</span>
-<a class="jxr_linenumber" name="240" href="#240">240</a>                 + 
<span class="jxr_string">"Replication cannot proceed without losing 
data."</span>, sleepMultiplier)) {
-<a class="jxr_linenumber" name="241" href="#241">241</a>               
sleepMultiplier++;
-<a class="jxr_linenumber" name="242" href="#242">242</a>             }
-<a class="jxr_linenumber" name="243" href="#243">243</a>           }
-<a class="jxr_linenumber" name="244" href="#244">244</a>         } <strong 
class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="245" href="#245">245</a>           <strong 
class="jxr_keyword">if</strong> (ioe instanceof SocketTimeoutException) {
-<a class="jxr_linenumber" name="246" href="#246">246</a>             <em 
class="jxr_comment">// This exception means we waited for more than 60s and 
nothing</em>
-<a class="jxr_linenumber" name="247" href="#247">247</a>             <em 
class="jxr_comment">// happened, the cluster is alive and calling it right 
away</em>
-<a class="jxr_linenumber" name="248" href="#248">248</a>             <em 
class="jxr_comment">// even for a test just makes things worse.</em>
-<a class="jxr_linenumber" name="249" href="#249">249</a>             
sleepForRetries(<span class="jxr_string">"Encountered a SocketTimeoutException. 
Since the "</span> +
-<a class="jxr_linenumber" name="250" href="#250">250</a>               <span 
class="jxr_string">"call to the remote cluster timed out, which is usually 
"</span> +
-<a class="jxr_linenumber" name="251" href="#251">251</a>               <span 
class="jxr_string">"caused by a machine failure or a massive slowdown"</span>,
-<a class="jxr_linenumber" name="252" href="#252">252</a>               <strong 
class="jxr_keyword">this</strong>.socketTimeoutMultiplier);
-<a class="jxr_linenumber" name="253" href="#253">253</a>           } <strong 
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (ioe 
instanceof ConnectException) {
-<a class="jxr_linenumber" name="254" href="#254">254</a>             
LOG.warn(<span class="jxr_string">"Peer is unavailable, rechecking all sinks: 
"</span>, ioe);
-<a class="jxr_linenumber" name="255" href="#255">255</a>             
replicationSinkMgr.chooseSinks();
-<a class="jxr_linenumber" name="256" href="#256">256</a>           } <strong 
class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="257" href="#257">257</a>             
LOG.warn(<span class="jxr_string">"Can't replicate because of a local or 
network error: "</span>, ioe);
-<a class="jxr_linenumber" name="258" href="#258">258</a>           }
-<a class="jxr_linenumber" name="259" href="#259">259</a>         }
-<a class="jxr_linenumber" name="260" href="#260">260</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Since we are unable to replicate"</span>, sleepMultiplier)) 
{
-<a class="jxr_linenumber" name="261" href="#261">261</a>           
sleepMultiplier++;
-<a class="jxr_linenumber" name="262" href="#262">262</a>         }
-<a class="jxr_linenumber" name="263" href="#263">263</a>       }
-<a class="jxr_linenumber" name="264" href="#264">264</a>     }
-<a class="jxr_linenumber" name="265" href="#265">265</a>     <strong 
class="jxr_keyword">return</strong> false; <em class="jxr_comment">// in case 
we exited before replicating</em>
-<a class="jxr_linenumber" name="266" href="#266">266</a>   }
-<a class="jxr_linenumber" name="267" href="#267">267</a> 
-<a class="jxr_linenumber" name="268" href="#268">268</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">boolean</strong> isPeerEnabled() {
-<a class="jxr_linenumber" name="269" href="#269">269</a>     <strong 
class="jxr_keyword">return</strong> ctx.getReplicationPeer().getPeerState() == 
PeerState.ENABLED;
-<a class="jxr_linenumber" name="270" href="#270">270</a>   }
-<a class="jxr_linenumber" name="271" href="#271">271</a> 
-<a class="jxr_linenumber" name="272" href="#272">272</a>   @Override
-<a class="jxr_linenumber" name="273" href="#273">273</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">void</strong> doStop() {
-<a class="jxr_linenumber" name="274" href="#274">274</a>     disconnect(); <em 
class="jxr_comment">//don't call super.doStop()</em>
-<a class="jxr_linenumber" name="275" href="#275">275</a>     <strong 
class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.conn 
!= <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="276" href="#276">276</a>       <strong 
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="277" href="#277">277</a>         <strong 
class="jxr_keyword">this</strong>.conn.close();
-<a class="jxr_linenumber" name="278" href="#278">278</a>         <strong 
class="jxr_keyword">this</strong>.conn = <strong 
class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="279" href="#279">279</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="280" href="#280">280</a>         
LOG.warn(<span class="jxr_string">"Failed to close the connection"</span>);
-<a class="jxr_linenumber" name="281" href="#281">281</a>       }
-<a class="jxr_linenumber" name="282" href="#282">282</a>     }
-<a class="jxr_linenumber" name="283" href="#283">283</a>     
exec.shutdownNow();
-<a class="jxr_linenumber" name="284" href="#284">284</a>     notifyStopped();
-<a class="jxr_linenumber" name="285" href="#285">285</a>   }
-<a class="jxr_linenumber" name="286" href="#286">286</a> 
-<a class="jxr_linenumber" name="287" href="#287">287</a>   <em 
class="jxr_comment">// is this needed? Nobody else will call doStop() 
otherwise</em>
-<a class="jxr_linenumber" name="288" href="#288">288</a>   @Override
-<a class="jxr_linenumber" name="289" href="#289">289</a>   <strong 
class="jxr_keyword">public</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html">State</a> 
stopAndWait() {
-<a class="jxr_linenumber" name="290" href="#290">290</a>     doStop();
-<a class="jxr_linenumber" name="291" href="#291">291</a>     <strong 
class="jxr_keyword">return</strong> <strong 
class="jxr_keyword">super</strong>.stopAndWait();
-<a class="jxr_linenumber" name="292" href="#292">292</a>   }
-<a class="jxr_linenumber" name="293" href="#293">293</a> 
-<a class="jxr_linenumber" name="294" href="#294">294</a>   @VisibleForTesting
-<a class="jxr_linenumber" name="295" href="#295">295</a>   <strong 
class="jxr_keyword">protected</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>
 createReplicator(List&lt;Entry&gt; entries, <strong 
class="jxr_keyword">int</strong> ordinal) {
-<a class="jxr_linenumber" name="296" href="#296">296</a>     <strong 
class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>(entries,
 ordinal);
-<a class="jxr_linenumber" name="297" href="#297">297</a>   }
-<a class="jxr_linenumber" name="298" href="#298">298</a> 
-<a class="jxr_linenumber" name="299" href="#299">299</a>   @VisibleForTesting
-<a class="jxr_linenumber" name="300" href="#300">300</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">class</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>
 <strong class="jxr_keyword">implements</strong> Callable&lt;Integer&gt; {
-<a class="jxr_linenumber" name="301" href="#301">301</a>     <strong 
class="jxr_keyword">private</strong> List&lt;Entry&gt; entries;
-<a class="jxr_linenumber" name="302" href="#302">302</a>     <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
ordinal;
-<a class="jxr_linenumber" name="303" href="#303">303</a>     <strong 
class="jxr_keyword">public</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>(List&lt;Entry&gt;
 entries, <strong class="jxr_keyword">int</strong> ordinal) {
-<a class="jxr_linenumber" name="304" href="#304">304</a>       <strong 
class="jxr_keyword">this</strong>.entries = entries;
-<a class="jxr_linenumber" name="305" href="#305">305</a>       <strong 
class="jxr_keyword">this</strong>.ordinal = ordinal;
-<a class="jxr_linenumber" name="306" href="#306">306</a>     }
-<a class="jxr_linenumber" name="307" href="#307">307</a> 
-<a class="jxr_linenumber" name="308" href="#308">308</a>     @Override
-<a class="jxr_linenumber" name="309" href="#309">309</a>     <strong 
class="jxr_keyword">public</strong> Integer call() <strong 
class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="310" href="#310">310</a>       <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">SinkPeer</a>
 sinkPeer = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="311" href="#311">311</a>       <strong 
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="312" href="#312">312</a>         sinkPeer = 
replicationSinkMgr.getReplicationSink();
-<a class="jxr_linenumber" name="313" href="#313">313</a>         
BlockingInterface rrs = sinkPeer.getRegionServer();
-<a class="jxr_linenumber" name="314" href="#314">314</a>         
ReplicationProtbufUtil.replicateWALEntry(rrs,
-<a class="jxr_linenumber" name="315" href="#315">315</a>             
entries.toArray(<strong class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/util/IdLock.html">Entry</a>[entries.size()]));
-<a class="jxr_linenumber" name="316" href="#316">316</a>         
replicationSinkMgr.reportSinkSuccess(sinkPeer);
-<a class="jxr_linenumber" name="317" href="#317">317</a>         <strong 
class="jxr_keyword">return</strong> ordinal;
-<a class="jxr_linenumber" name="318" href="#318">318</a> 
-<a class="jxr_linenumber" name="319" href="#319">319</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException ioe) {
-<a class="jxr_linenumber" name="320" href="#320">320</a>         <strong 
class="jxr_keyword">if</strong> (sinkPeer != <strong 
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="321" href="#321">321</a>           
replicationSinkMgr.reportBadSink(sinkPeer);
-<a class="jxr_linenumber" name="322" href="#322">322</a>         }
-<a class="jxr_linenumber" name="323" href="#323">323</a>         <strong 
class="jxr_keyword">throw</strong> ioe;
-<a class="jxr_linenumber" name="324" href="#324">324</a>       }
-<a class="jxr_linenumber" name="325" href="#325">325</a>     }
-<a class="jxr_linenumber" name="326" href="#326">326</a> 
-<a class="jxr_linenumber" name="327" href="#327">327</a>   }
-<a class="jxr_linenumber" name="328" href="#328">328</a> }
+<a class="jxr_linenumber" name="184" href="#184">184</a>       <em 
class="jxr_comment">// now group by region</em>
+<a class="jxr_linenumber" name="185" href="#185">185</a>       <strong 
class="jxr_keyword">for</strong> (Entry e : entries) {
+<a class="jxr_linenumber" name="186" href="#186">186</a>         
entryLists.get(Math.abs(Bytes.hashCode(e.getKey().getEncodedRegionName())%n)).add(e);
+<a class="jxr_linenumber" name="187" href="#187">187</a>       }
+<a class="jxr_linenumber" name="188" href="#188">188</a>     }
+<a class="jxr_linenumber" name="189" href="#189">189</a>     <strong 
class="jxr_keyword">while</strong> (<strong 
class="jxr_keyword">this</strong>.isRunning()) {
+<a class="jxr_linenumber" name="190" href="#190">190</a>       <strong 
class="jxr_keyword">if</strong> (!isPeerEnabled()) {
+<a class="jxr_linenumber" name="191" href="#191">191</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Replication is disabled"</span>, sleepMultiplier)) {
+<a class="jxr_linenumber" name="192" href="#192">192</a>           
sleepMultiplier++;
+<a class="jxr_linenumber" name="193" href="#193">193</a>         }
+<a class="jxr_linenumber" name="194" href="#194">194</a>         <strong 
class="jxr_keyword">continue</strong>;
+<a class="jxr_linenumber" name="195" href="#195">195</a>       }
+<a class="jxr_linenumber" name="196" href="#196">196</a>       <strong 
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="197" href="#197">197</a>         <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
+<a class="jxr_linenumber" name="198" href="#198">198</a>           
LOG.trace(<span class="jxr_string">"Replicating "</span> + entries.size() +
+<a class="jxr_linenumber" name="199" href="#199">199</a>               <span 
class="jxr_string">" entries of total size "</span> + 
replicateContext.getSize());
+<a class="jxr_linenumber" name="200" href="#200">200</a>         }
+<a class="jxr_linenumber" name="201" href="#201">201</a> 
+<a class="jxr_linenumber" name="202" href="#202">202</a>         <strong 
class="jxr_keyword">int</strong> futures = 0;
+<a class="jxr_linenumber" name="203" href="#203">203</a>         <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0; 
i&lt;entryLists.size(); i++) {
+<a class="jxr_linenumber" name="204" href="#204">204</a>           <strong 
class="jxr_keyword">if</strong> (!entryLists.get(i).isEmpty()) {
+<a class="jxr_linenumber" name="205" href="#205">205</a>             <strong 
class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
+<a class="jxr_linenumber" name="206" href="#206">206</a>               
LOG.trace(<span class="jxr_string">"Submitting "</span> + 
entryLists.get(i).size() +
+<a class="jxr_linenumber" name="207" href="#207">207</a>                   
<span class="jxr_string">" entries of total size "</span> + 
replicateContext.getSize());
+<a class="jxr_linenumber" name="208" href="#208">208</a>             }
+<a class="jxr_linenumber" name="209" href="#209">209</a>             <em 
class="jxr_comment">// RuntimeExceptions encountered here bubble up and are 
handled in ReplicationSource</em>
+<a class="jxr_linenumber" name="210" href="#210">210</a>             
pool.submit(createReplicator(entryLists.get(i), i));
+<a class="jxr_linenumber" name="211" href="#211">211</a>             futures++;
+<a class="jxr_linenumber" name="212" href="#212">212</a>           }
+<a class="jxr_linenumber" name="213" href="#213">213</a>         }
+<a class="jxr_linenumber" name="214" href="#214">214</a>         IOException 
iox = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="215" href="#215">215</a> 
+<a class="jxr_linenumber" name="216" href="#216">216</a>         <strong 
class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0; 
i&lt;futures; i++) {
+<a class="jxr_linenumber" name="217" href="#217">217</a>           <strong 
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="218" href="#218">218</a>             <em 
class="jxr_comment">// wait for all futures, remove successful parts</em>
+<a class="jxr_linenumber" name="219" href="#219">219</a>             <em 
class="jxr_comment">// (only the remaining parts will be retried)</em>
+<a class="jxr_linenumber" name="220" href="#220">220</a>             
Future&lt;Integer&gt; f = pool.take();
+<a class="jxr_linenumber" name="221" href="#221">221</a>             
entryLists.set(f.get().intValue(), Collections.&lt;Entry&gt;emptyList());
+<a class="jxr_linenumber" name="222" href="#222">222</a>           } <strong 
class="jxr_keyword">catch</strong> (InterruptedException ie) {
+<a class="jxr_linenumber" name="223" href="#223">223</a>             iox =  
<strong class="jxr_keyword">new</strong> IOException(ie);
+<a class="jxr_linenumber" name="224" href="#224">224</a>           } <strong 
class="jxr_keyword">catch</strong> (ExecutionException ee) {
+<a class="jxr_linenumber" name="225" href="#225">225</a>             <em 
class="jxr_comment">// cause must be an IOException</em>
+<a class="jxr_linenumber" name="226" href="#226">226</a>             iox = 
(IOException)ee.getCause();
+<a class="jxr_linenumber" name="227" href="#227">227</a>           }
+<a class="jxr_linenumber" name="228" href="#228">228</a>         }
+<a class="jxr_linenumber" name="229" href="#229">229</a>         <strong 
class="jxr_keyword">if</strong> (iox != <strong 
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="230" href="#230">230</a>           <em 
class="jxr_comment">// if we had any exceptions, try again</em>
+<a class="jxr_linenumber" name="231" href="#231">231</a>           <strong 
class="jxr_keyword">throw</strong> iox;
+<a class="jxr_linenumber" name="232" href="#232">232</a>         }
+<a class="jxr_linenumber" name="233" href="#233">233</a>         <em 
class="jxr_comment">// update metrics</em>
+<a class="jxr_linenumber" name="234" href="#234">234</a>         <strong 
class="jxr_keyword">this</strong>.metrics.setAgeOfLastShippedOp(entries.get(entries.size()
 - 1).getKey().getWriteTime(),
+<a class="jxr_linenumber" name="235" href="#235">235</a>           walGroupId);
+<a class="jxr_linenumber" name="236" href="#236">236</a>         <strong 
class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="237" href="#237">237</a> 
+<a class="jxr_linenumber" name="238" href="#238">238</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException ioe) {
+<a class="jxr_linenumber" name="239" href="#239">239</a>         <em 
class="jxr_comment">// Didn't ship anything, but must still age the last time 
we did</em>
+<a class="jxr_linenumber" name="240" href="#240">240</a>         <strong 
class="jxr_keyword">this</strong>.metrics.refreshAgeOfLastShippedOp(walGroupId);
+<a class="jxr_linenumber" name="241" href="#241">241</a>         <strong 
class="jxr_keyword">if</strong> (ioe instanceof RemoteException) {
+<a class="jxr_linenumber" name="242" href="#242">242</a>           ioe = 
((RemoteException) ioe).unwrapRemoteException();
+<a class="jxr_linenumber" name="243" href="#243">243</a>           
LOG.warn(<span class="jxr_string">"Can't replicate because of an error on the 
remote cluster: "</span>, ioe);
+<a class="jxr_linenumber" name="244" href="#244">244</a>           <strong 
class="jxr_keyword">if</strong> (ioe instanceof TableNotFoundException) {
+<a class="jxr_linenumber" name="245" href="#245">245</a>             <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span class="jxr_string">"A 
table is missing in the peer cluster. "</span>
+<a class="jxr_linenumber" name="246" href="#246">246</a>                 + 
<span class="jxr_string">"Replication cannot proceed without losing 
data."</span>, sleepMultiplier)) {
+<a class="jxr_linenumber" name="247" href="#247">247</a>               
sleepMultiplier++;
+<a class="jxr_linenumber" name="248" href="#248">248</a>             }
+<a class="jxr_linenumber" name="249" href="#249">249</a>           }
+<a class="jxr_linenumber" name="250" href="#250">250</a>         } <strong 
class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="251" href="#251">251</a>           <strong 
class="jxr_keyword">if</strong> (ioe instanceof SocketTimeoutException) {
+<a class="jxr_linenumber" name="252" href="#252">252</a>             <em 
class="jxr_comment">// This exception means we waited for more than 60s and 
nothing</em>
+<a class="jxr_linenumber" name="253" href="#253">253</a>             <em 
class="jxr_comment">// happened, the cluster is alive and calling it right 
away</em>
+<a class="jxr_linenumber" name="254" href="#254">254</a>             <em 
class="jxr_comment">// even for a test just makes things worse.</em>
+<a class="jxr_linenumber" name="255" href="#255">255</a>             
sleepForRetries(<span class="jxr_string">"Encountered a SocketTimeoutException. 
Since the "</span> +
+<a class="jxr_linenumber" name="256" href="#256">256</a>               <span 
class="jxr_string">"call to the remote cluster timed out, which is usually 
"</span> +
+<a class="jxr_linenumber" name="257" href="#257">257</a>               <span 
class="jxr_string">"caused by a machine failure or a massive slowdown"</span>,
+<a class="jxr_linenumber" name="258" href="#258">258</a>               <strong 
class="jxr_keyword">this</strong>.socketTimeoutMultiplier);
+<a class="jxr_linenumber" name="259" href="#259">259</a>           } <strong 
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (ioe 
instanceof ConnectException) {
+<a class="jxr_linenumber" name="260" href="#260">260</a>             
LOG.warn(<span class="jxr_string">"Peer is unavailable, rechecking all sinks: 
"</span>, ioe);
+<a class="jxr_linenumber" name="261" href="#261">261</a>             
replicationSinkMgr.chooseSinks();
+<a class="jxr_linenumber" name="262" href="#262">262</a>           } <strong 
class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="263" href="#263">263</a>             
LOG.warn(<span class="jxr_string">"Can't replicate because of a local or 
network error: "</span>, ioe);
+<a class="jxr_linenumber" name="264" href="#264">264</a>           }
+<a class="jxr_linenumber" name="265" href="#265">265</a>         }
+<a class="jxr_linenumber" name="266" href="#266">266</a>         <strong 
class="jxr_keyword">if</strong> (sleepForRetries(<span 
class="jxr_string">"Since we are unable to replicate"</span>, sleepMultiplier)) 
{
+<a class="jxr_linenumber" name="267" href="#267">267</a>           
sleepMultiplier++;
+<a class="jxr_linenumber" name="268" href="#268">268</a>         }
+<a class="jxr_linenumber" name="269" href="#269">269</a>       }
+<a class="jxr_linenumber" name="270" href="#270">270</a>     }
+<a class="jxr_linenumber" name="271" href="#271">271</a>     <strong 
class="jxr_keyword">return</strong> false; <em class="jxr_comment">// in case 
we exited before replicating</em>
+<a class="jxr_linenumber" name="272" href="#272">272</a>   }
+<a class="jxr_linenumber" name="273" href="#273">273</a> 
+<a class="jxr_linenumber" name="274" href="#274">274</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">boolean</strong> isPeerEnabled() {
+<a class="jxr_linenumber" name="275" href="#275">275</a>     <strong 
class="jxr_keyword">return</strong> ctx.getReplicationPeer().getPeerState() == 
PeerState.ENABLED;
+<a class="jxr_linenumber" name="276" href="#276">276</a>   }
+<a class="jxr_linenumber" name="277" href="#277">277</a> 
+<a class="jxr_linenumber" name="278" href="#278">278</a>   @Override
+<a class="jxr_linenumber" name="279" href="#279">279</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">void</strong> doStop() {
+<a class="jxr_linenumber" name="280" href="#280">280</a>     disconnect(); <em 
class="jxr_comment">//don't call super.doStop()</em>
+<a class="jxr_linenumber" name="281" href="#281">281</a>     <strong 
class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.conn 
!= <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="282" href="#282">282</a>       <strong 
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="283" href="#283">283</a>         <strong 
class="jxr_keyword">this</strong>.conn.close();
+<a class="jxr_linenumber" name="284" href="#284">284</a>         <strong 
class="jxr_keyword">this</strong>.conn = <strong 
class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="285" href="#285">285</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException e) {
+<a class="jxr_linenumber" name="286" href="#286">286</a>         
LOG.warn(<span class="jxr_string">"Failed to close the connection"</span>);
+<a class="jxr_linenumber" name="287" href="#287">287</a>       }
+<a class="jxr_linenumber" name="288" href="#288">288</a>     }
+<a class="jxr_linenumber" name="289" href="#289">289</a>     
exec.shutdownNow();
+<a class="jxr_linenumber" name="290" href="#290">290</a>     notifyStopped();
+<a class="jxr_linenumber" name="291" href="#291">291</a>   }
+<a class="jxr_linenumber" name="292" href="#292">292</a> 
+<a class="jxr_linenumber" name="293" href="#293">293</a>   <em 
class="jxr_comment">// is this needed? Nobody else will call doStop() 
otherwise</em>
+<a class="jxr_linenumber" name="294" href="#294">294</a>   @Override
+<a class="jxr_linenumber" name="295" href="#295">295</a>   <strong 
class="jxr_keyword">public</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html">State</a> 
stopAndWait() {
+<a class="jxr_linenumber" name="296" href="#296">296</a>     doStop();
+<a class="jxr_linenumber" name="297" href="#297">297</a>     <strong 
class="jxr_keyword">return</strong> <strong 
class="jxr_keyword">super</strong>.stopAndWait();
+<a class="jxr_linenumber" name="298" href="#298">298</a>   }
+<a class="jxr_linenumber" name="299" href="#299">299</a> 
+<a class="jxr_linenumber" name="300" href="#300">300</a>   @VisibleForTesting
+<a class="jxr_linenumber" name="301" href="#301">301</a>   <strong 
class="jxr_keyword">protected</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>
 createReplicator(List&lt;Entry&gt; entries, <strong 
class="jxr_keyword">int</strong> ordinal) {
+<a class="jxr_linenumber" name="302" href="#302">302</a>     <strong 
class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>(entries,
 ordinal);
+<a class="jxr_linenumber" name="303" href="#303">303</a>   }
+<a class="jxr_linenumber" name="304" href="#304">304</a> 
+<a class="jxr_linenumber" name="305" href="#305">305</a>   @VisibleForTesting
+<a class="jxr_linenumber" name="306" href="#306">306</a>   <strong 
class="jxr_keyword">protected</strong> <strong 
class="jxr_keyword">class</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>
 <strong class="jxr_keyword">implements</strong> Callable&lt;Integer&gt; {
+<a class="jxr_linenumber" name="307" href="#307">307</a>     <strong 
class="jxr_keyword">private</strong> List&lt;Entry&gt; entries;
+<a class="jxr_linenumber" name="308" href="#308">308</a>     <strong 
class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> 
ordinal;
+<a class="jxr_linenumber" name="309" href="#309">309</a>     <strong 
class="jxr_keyword">public</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.html">Replicator</a>(List&lt;Entry&gt;
 entries, <strong class="jxr_keyword">int</strong> ordinal) {
+<a class="jxr_linenumber" name="310" href="#310">310</a>       <strong 
class="jxr_keyword">this</strong>.entries = entries;
+<a class="jxr_linenumber" name="311" href="#311">311</a>       <strong 
class="jxr_keyword">this</strong>.ordinal = ordinal;
+<a class="jxr_linenumber" name="312" href="#312">312</a>     }
+<a class="jxr_linenumber" name="313" href="#313">313</a> 
+<a class="jxr_linenumber" name="314" href="#314">314</a>     @Override
+<a class="jxr_linenumber" name="315" href="#315">315</a>     <strong 
class="jxr_keyword">public</strong> Integer call() <strong 
class="jxr_keyword">throws</strong> IOException {
+<a class="jxr_linenumber" name="316" href="#316">316</a>       <a 
href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/ReplicationSinkManager.html">SinkPeer</a>
 sinkPeer = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="317" href="#317">317</a>       <strong 
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="318" href="#318">318</a>         sinkPeer = 
replicationSinkMgr.getReplicationSink();
+<a class="jxr_linenumber" name="319" href="#319">319</a>         
BlockingInterface rrs = sinkPeer.getRegionServer();
+<a class="jxr_linenumber" name="320" href="#320">320</a>         
ReplicationProtbufUtil.replicateWALEntry(rrs,
+<a class="jxr_linenumber" name="321" href="#321">321</a>             
entries.toArray(<strong class="jxr_keyword">new</strong> <a 
href="../../../../../../org/apache/hadoop/hbase/util/IdLock.html">Entry</a>[entries.size()]));
+<a class="jxr_linenumber" name="322" href="#322">322</a>         
replicationSinkMgr.reportSinkSuccess(sinkPeer);
+<a class="jxr_linenumber" name="323" href="#323">323</a>         <strong 
class="jxr_keyword">return</strong> ordinal;
+<a class="jxr_linenumber" name="324" href="#324">324</a> 
+<a class="jxr_linenumber" name="325" href="#325">325</a>       } <strong 
class="jxr_keyword">catch</strong> (IOException ioe) {
+<a class="jxr_linenumber" name="326" href="#326">326</a>         <strong 
class="jxr_keyword">if</strong> (sinkPeer != <strong 
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="327" href="#327">327</a>           
replicationSinkMgr.reportBadSink(sinkPeer);
+<a class="jxr_linenumber" name="328" href="#328">328</a>         }
+<a class="jxr_linenumber" name="329" href="#329">329</a>         <strong 
class="jxr_keyword">throw</strong> ioe;
+<a class="jxr_linenumber" name="330" href="#330">330</a>       }
+<a class="jxr_linenumber" name="331" href="#331">331</a>     }
+<a class="jxr_linenumber" name="332" href="#332">332</a> 
+<a class="jxr_linenumber" name="333" href="#333">333</a>   }
+<a class="jxr_linenumber" name="334" href="#334">334</a> }
 </pre>
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