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Posted to commits@omid.apache.org by oh...@apache.org on 2018/12/04 08:27:17 UTC
[41/51] [partial] incubator-omid-site git commit: [wagon-git] commit
to branch asf-site 12/4/18 10:26 AM
http://git-wip-us.apache.org/repos/asf/incubator-omid-site/blob/9ccae1ee/xref-test/org/apache/omid/transaction/TestBaillisAnomaliesWithTXs.html
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diff --git a/xref-test/org/apache/omid/transaction/TestBaillisAnomaliesWithTXs.html b/xref-test/org/apache/omid/transaction/TestBaillisAnomaliesWithTXs.html
index 9692d9e..e5c3dab 100644
--- a/xref-test/org/apache/omid/transaction/TestBaillisAnomaliesWithTXs.html
+++ b/xref-test/org/apache/omid/transaction/TestBaillisAnomaliesWithTXs.html
@@ -27,27 +27,27 @@
<a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="18" href="#18">18</a> <strong class="jxr_keyword">package</strong> org.apache.omid.transaction;
<a class="jxr_linenumber" name="19" href="#19">19</a>
-<a class="jxr_linenumber" name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Delete;
-<a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Put;
-<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Result;
-<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.ResultScanner;
-<a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
-<a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.CompareFilter;
-<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.Filter;
-<a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.SingleColumnValueFilter;
-<a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
-<a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
-<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.testng.ITestContext;
-<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.testng.annotations.BeforeMethod;
-<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.testng.annotations.Test;
-<a class="jxr_linenumber" name="33" href="#33">33</a>
-<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
-<a class="jxr_linenumber" name="36" href="#36">36</a>
-<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.slf4j.LoggerFactory.getLogger;
-<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertEquals;
-<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertNull;
-<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.fail;
+<a class="jxr_linenumber" name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.slf4j.LoggerFactory.getLogger;
+<a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertEquals;
+<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertNull;
+<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.fail;
+<a class="jxr_linenumber" name="24" href="#24">24</a>
+<a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
+<a class="jxr_linenumber" name="27" href="#27">27</a>
+<a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Delete;
+<a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Put;
+<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Result;
+<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.ResultScanner;
+<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
+<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.CompareFilter;
+<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.Filter;
+<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.SingleColumnValueFilter;
+<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
+<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
+<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.testng.ITestContext;
+<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.testng.annotations.BeforeMethod;
+<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.testng.annotations.Test;
<a class="jxr_linenumber" name="41" href="#41">41</a>
<a class="jxr_linenumber" name="42" href="#42">42</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="43" href="#43">43</a> <em class="jxr_javadoccomment"> * These tests try to analyze the transactional anomalies described by P. Baillis et al. in</em>
@@ -99,7 +99,7 @@
<a class="jxr_linenumber" name="89" href="#89">89</a>
<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_comment">// 0) Start transactions</em>
<a class="jxr_linenumber" name="91" href="#91">91</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="92" href="#92">92</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
+<a class="jxr_linenumber" name="92" href="#92">92</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
<a class="jxr_linenumber" name="93" href="#93">93</a>
<a class="jxr_linenumber" name="94" href="#94">94</a> Transaction tx1 = tm.begin();
<a class="jxr_linenumber" name="95" href="#95">95</a> Transaction tx2 = tm.begin();
@@ -113,7 +113,7 @@
<a class="jxr_linenumber" name="103" href="#103">103</a>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_comment">// 2) insert into test (id, value) values(3, 30); -- T2</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> Put newRow = <strong class="jxr_keyword">new</strong> Put(rowId3);
-<a class="jxr_linenumber" name="106" href="#106">106</a> newRow.add(famName, colName, dataValue3);
+<a class="jxr_linenumber" name="106" href="#106">106</a> newRow.addColumn(famName, colName, dataValue3);
<a class="jxr_linenumber" name="107" href="#107">107</a> txTable.put(tx2, newRow);
<a class="jxr_linenumber" name="108" href="#108">108</a>
<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_comment">// 3) Commit TX 2</em>
@@ -139,7 +139,7 @@
<a class="jxr_linenumber" name="129" href="#129">129</a>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_comment">// 0) Start transactions</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="132" href="#132">132</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
+<a class="jxr_linenumber" name="132" href="#132">132</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
<a class="jxr_linenumber" name="133" href="#133">133</a> Transaction tx1 = tm.begin();
<a class="jxr_linenumber" name="134" href="#134">134</a> Transaction tx2 = tm.begin();
<a class="jxr_linenumber" name="135" href="#135">135</a>
@@ -153,7 +153,7 @@
<a class="jxr_linenumber" name="143" href="#143">143</a> Put row = <strong class="jxr_keyword">new</strong> Put(updateRes.getRow());
<a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">int</strong> val = Bytes.toInt(updateRes.getValue(famName, colName));
<a class="jxr_linenumber" name="145" href="#145">145</a> LOG.info(<span class="jxr_string">"Updating row id {} with value {}"</span>, Bytes.toString(updateRes.getRow()), val);
-<a class="jxr_linenumber" name="146" href="#146">146</a> row.add(famName, colName, Bytes.toBytes(val + 10));
+<a class="jxr_linenumber" name="146" href="#146">146</a> row.addColumn(famName, colName, Bytes.toBytes(val + 10));
<a class="jxr_linenumber" name="147" href="#147">147</a> txTable.put(tx1, row);
<a class="jxr_linenumber" name="148" href="#148">148</a> updateRes = tx1Scanner.next();
<a class="jxr_linenumber" name="149" href="#149">149</a> count++;
@@ -179,436 +179,443 @@
<a class="jxr_linenumber" name="169" href="#169">169</a> }
<a class="jxr_linenumber" name="170" href="#170">170</a> assertEquals(count20, 1);
<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_comment">// 3) commit TX 1</em>
-<a class="jxr_linenumber" name="172" href="#172">172</a> tm.commit(tx1);
-<a class="jxr_linenumber" name="173" href="#173">173</a>
-<a class="jxr_linenumber" name="174" href="#174">174</a> tx2Scanner = txTable.getScanner(tx2, scan);
-<a class="jxr_linenumber" name="175" href="#175">175</a> assertNull(tx2Scanner.next());
-<a class="jxr_linenumber" name="176" href="#176">176</a>
-<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_comment">// 4) commit TX 2 -> Should be rolled-back</em>
-<a class="jxr_linenumber" name="178" href="#178">178</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="179" href="#179">179</a> tm.commit(tx2);
-<a class="jxr_linenumber" name="180" href="#180">180</a> fail();
-<a class="jxr_linenumber" name="181" href="#181">181</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
-<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_comment">// Expected</em>
-<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> }
-<a class="jxr_linenumber" name="186" href="#186">186</a>
-<a class="jxr_linenumber" name="187" href="#187">187</a> @Test(timeOut = 10_000)
-<a class="jxr_linenumber" name="188" href="#188">188</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsLostUpdates(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_comment">// TX History for P4:</em>
-<a class="jxr_linenumber" name="190" href="#190">190</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
-<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
-<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_comment">// select * from test where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="193" href="#193">193</a> <em class="jxr_comment">// select * from test where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T2, BLOCKS</em>
-<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_comment">// commit; -- T1. T2 now prints out "ERROR: could not serialize access due to concurrent update"</em>
-<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_comment">// abort; -- T2. There's nothing else we can do, this transaction has failed</em>
-<a class="jxr_linenumber" name="198" href="#198">198</a>
-<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_comment">// 0) Start transactions</em>
-<a class="jxr_linenumber" name="200" href="#200">200</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="201" href="#201">201</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
-<a class="jxr_linenumber" name="202" href="#202">202</a> Transaction tx1 = tm.begin();
-<a class="jxr_linenumber" name="203" href="#203">203</a> Transaction tx2 = tm.begin();
-<a class="jxr_linenumber" name="204" href="#204">204</a>
-<a class="jxr_linenumber" name="205" href="#205">205</a> Scan scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId1);
-<a class="jxr_linenumber" name="206" href="#206">206</a> scan.addColumn(famName, colName);
-<a class="jxr_linenumber" name="207" href="#207">207</a>
-<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_comment">// 1) select * from test where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="209" href="#209">209</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, scan);
-<a class="jxr_linenumber" name="210" href="#210">210</a> Result res = tx1Scanner.next();
-<a class="jxr_linenumber" name="211" href="#211">211</a> <strong class="jxr_keyword">int</strong> count = 0;
-<a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="213" href="#213">213</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="214" href="#214">214</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="215" href="#215">215</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="216" href="#216">216</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="217" href="#217">217</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="218" href="#218">218</a> res = tx1Scanner.next();
-<a class="jxr_linenumber" name="219" href="#219">219</a> count++;
-<a class="jxr_linenumber" name="220" href="#220">220</a> }
-<a class="jxr_linenumber" name="221" href="#221">221</a> assertEquals(count, 1);
-<a class="jxr_linenumber" name="222" href="#222">222</a>
-<a class="jxr_linenumber" name="223" href="#223">223</a> <em class="jxr_comment">// 2) select * from test where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="224" href="#224">224</a> ResultScanner tx2Scanner = txTable.getScanner(tx2, scan);
-<a class="jxr_linenumber" name="225" href="#225">225</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="226" href="#226">226</a> count = 0;
-<a class="jxr_linenumber" name="227" href="#227">227</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="228" href="#228">228</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="229" href="#229">229</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="230" href="#230">230</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="231" href="#231">231</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="232" href="#232">232</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="233" href="#233">233</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="234" href="#234">234</a> count++;
-<a class="jxr_linenumber" name="235" href="#235">235</a> }
-<a class="jxr_linenumber" name="236" href="#236">236</a> assertEquals(count, 1);
-<a class="jxr_linenumber" name="237" href="#237">237</a>
-<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_comment">// 3) update test set value = 11 where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="239" href="#239">239</a> Put updateRow1Tx1 = <strong class="jxr_keyword">new</strong> Put(rowId1);
-<a class="jxr_linenumber" name="240" href="#240">240</a> updateRow1Tx1.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
-<a class="jxr_linenumber" name="241" href="#241">241</a> txTable.put(tx1, updateRow1Tx1);
-<a class="jxr_linenumber" name="242" href="#242">242</a>
-<a class="jxr_linenumber" name="243" href="#243">243</a> <em class="jxr_comment">// 4) update test set value = 11 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="244" href="#244">244</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
-<a class="jxr_linenumber" name="245" href="#245">245</a> updateRow1Tx2.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
-<a class="jxr_linenumber" name="246" href="#246">246</a> txTable.put(tx2, updateRow1Tx2);
-<a class="jxr_linenumber" name="247" href="#247">247</a>
-<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_comment">// 5) commit -- T1</em>
-<a class="jxr_linenumber" name="249" href="#249">249</a> tm.commit(tx1);
-<a class="jxr_linenumber" name="250" href="#250">250</a>
-<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_comment">// 6) commit -- T2 --> should be rolled-back</em>
-<a class="jxr_linenumber" name="252" href="#252">252</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="253" href="#253">253</a> tm.commit(tx2);
-<a class="jxr_linenumber" name="254" href="#254">254</a> fail();
-<a class="jxr_linenumber" name="255" href="#255">255</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
-<a class="jxr_linenumber" name="256" href="#256">256</a> <em class="jxr_comment">// Expected</em>
-<a class="jxr_linenumber" name="257" href="#257">257</a> }
-<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>
-<a class="jxr_linenumber" name="261" href="#261">261</a> @Test(timeOut = 10_000)
-<a class="jxr_linenumber" name="262" href="#262">262</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsReadSkew(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_comment">// TX History for G-single:</em>
-<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
-<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
-<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_comment">// select * from test where id = 1; -- T1. Shows 1 => 10</em>
-<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_comment">// select * from test where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_comment">// select * from test where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_comment">// update test set value = 12 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_comment">// update test set value = 18 where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_comment">// commit; -- T2</em>
-<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_comment">// select * from test where id = 2; -- T1. Shows 2 => 20</em>
-<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_comment">// commit; -- T1</em>
-<a class="jxr_linenumber" name="274" href="#274">274</a>
-<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_comment">// 0) Start transactions</em>
-<a class="jxr_linenumber" name="276" href="#276">276</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="277" href="#277">277</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
-<a class="jxr_linenumber" name="278" href="#278">278</a> Transaction tx1 = tm.begin();
-<a class="jxr_linenumber" name="279" href="#279">279</a> Transaction tx2 = tm.begin();
-<a class="jxr_linenumber" name="280" href="#280">280</a>
-<a class="jxr_linenumber" name="281" href="#281">281</a> Scan rowId1Scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId1);
-<a class="jxr_linenumber" name="282" href="#282">282</a> rowId1Scan.addColumn(famName, colName);
-<a class="jxr_linenumber" name="283" href="#283">283</a>
-<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_comment">// 1) select * from test where id = 1; -- T1. Shows 1 => 10</em>
-<a class="jxr_linenumber" name="285" href="#285">285</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, rowId1Scan);
-<a class="jxr_linenumber" name="286" href="#286">286</a> Result res = tx1Scanner.next();
-<a class="jxr_linenumber" name="287" href="#287">287</a> <strong class="jxr_keyword">int</strong> count = 0;
-<a class="jxr_linenumber" name="288" href="#288">288</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="289" href="#289">289</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="290" href="#290">290</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="291" href="#291">291</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="292" href="#292">292</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="293" href="#293">293</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="294" href="#294">294</a> res = tx1Scanner.next();
-<a class="jxr_linenumber" name="295" href="#295">295</a> count++;
-<a class="jxr_linenumber" name="296" href="#296">296</a> }
-<a class="jxr_linenumber" name="297" href="#297">297</a> assertEquals(count, 1);
-<a class="jxr_linenumber" name="298" href="#298">298</a>
-<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_comment">// 2) select * from test where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="300" href="#300">300</a> ResultScanner tx2Scanner = txTable.getScanner(tx2, rowId1Scan);
-<a class="jxr_linenumber" name="301" href="#301">301</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="302" href="#302">302</a> count = 0;
-<a class="jxr_linenumber" name="303" href="#303">303</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="304" href="#304">304</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="305" href="#305">305</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="306" href="#306">306</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="307" href="#307">307</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="308" href="#308">308</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="309" href="#309">309</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="310" href="#310">310</a> count++;
-<a class="jxr_linenumber" name="311" href="#311">311</a> }
-<a class="jxr_linenumber" name="312" href="#312">312</a>
-<a class="jxr_linenumber" name="313" href="#313">313</a> Scan rowId2Scan = <strong class="jxr_keyword">new</strong> Scan(rowId2, rowId2);
-<a class="jxr_linenumber" name="314" href="#314">314</a> rowId2Scan.addColumn(famName, colName);
-<a class="jxr_linenumber" name="315" href="#315">315</a>
-<a class="jxr_linenumber" name="316" href="#316">316</a> <em class="jxr_comment">// 3) select * from test where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="317" href="#317">317</a> tx2Scanner = txTable.getScanner(tx2, rowId2Scan);
-<a class="jxr_linenumber" name="318" href="#318">318</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="319" href="#319">319</a> count = 0;
-<a class="jxr_linenumber" name="320" href="#320">320</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="321" href="#321">321</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="322" href="#322">322</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="323" href="#323">323</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="324" href="#324">324</a> assertEquals(res.getRow(), rowId2);
-<a class="jxr_linenumber" name="325" href="#325">325</a> assertEquals(res.getValue(famName, colName), dataValue2);
-<a class="jxr_linenumber" name="326" href="#326">326</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="327" href="#327">327</a> count++;
-<a class="jxr_linenumber" name="328" href="#328">328</a> }
-<a class="jxr_linenumber" name="329" href="#329">329</a>
-<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_comment">// 4) update test set value = 12 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="331" href="#331">331</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
-<a class="jxr_linenumber" name="332" href="#332">332</a> updateRow1Tx2.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"12"</span>));
-<a class="jxr_linenumber" name="333" href="#333">333</a> txTable.put(tx1, updateRow1Tx2);
-<a class="jxr_linenumber" name="334" href="#334">334</a>
-<a class="jxr_linenumber" name="335" href="#335">335</a> <em class="jxr_comment">// 5) update test set value = 18 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="336" href="#336">336</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
-<a class="jxr_linenumber" name="337" href="#337">337</a> updateRow2Tx2.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"18"</span>));
-<a class="jxr_linenumber" name="338" href="#338">338</a> txTable.put(tx2, updateRow2Tx2);
-<a class="jxr_linenumber" name="339" href="#339">339</a>
-<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_comment">// 6) commit -- T2</em>
-<a class="jxr_linenumber" name="341" href="#341">341</a> tm.commit(tx2);
-<a class="jxr_linenumber" name="342" href="#342">342</a>
-<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_comment">// 7) select * from test where id = 2; -- T1. Shows 2 => 20</em>
-<a class="jxr_linenumber" name="344" href="#344">344</a> tx1Scanner = txTable.getScanner(tx1, rowId2Scan);
-<a class="jxr_linenumber" name="345" href="#345">345</a> res = tx1Scanner.next();
-<a class="jxr_linenumber" name="346" href="#346">346</a> count = 0;
-<a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="348" href="#348">348</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="349" href="#349">349</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
-<a class="jxr_linenumber" name="350" href="#350">350</a> Bytes.toString(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="351" href="#351">351</a> assertEquals(res.getRow(), rowId2);
-<a class="jxr_linenumber" name="352" href="#352">352</a> assertEquals(res.getValue(famName, colName), dataValue2);
-<a class="jxr_linenumber" name="353" href="#353">353</a> res = tx1Scanner.next();
-<a class="jxr_linenumber" name="354" href="#354">354</a> count++;
-<a class="jxr_linenumber" name="355" href="#355">355</a> }
-<a class="jxr_linenumber" name="356" href="#356">356</a>
-<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_comment">// 8) commit -- T1</em>
-<a class="jxr_linenumber" name="358" href="#358">358</a> tm.commit(tx1);
-<a class="jxr_linenumber" name="359" href="#359">359</a>
-<a class="jxr_linenumber" name="360" href="#360">360</a> }
-<a class="jxr_linenumber" name="361" href="#361">361</a>
-<a class="jxr_linenumber" name="362" href="#362">362</a> @Test(timeOut = 10_000)
-<a class="jxr_linenumber" name="363" href="#363">363</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsReadSkewUsingWritePredicate(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_comment">// TX History for G-single:</em>
-<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
-<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
-<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_comment">// select * from test where id = 1; -- T1. Shows 1 => 10</em>
-<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_comment">// select * from test; -- T2</em>
-<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_comment">// update test set value = 12 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="370" href="#370">370</a> <em class="jxr_comment">// update test set value = 18 where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_comment">// commit; -- T2</em>
-<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_comment">// delete from test where value = 20; -- T1. Prints "ERROR: could not serialize access due to concurrent update"</em>
-<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_comment">// abort; -- T1. There's nothing else we can do, this transaction has failed</em>
-<a class="jxr_linenumber" name="374" href="#374">374</a>
-<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_comment">// 0) Start transactions</em>
-<a class="jxr_linenumber" name="376" href="#376">376</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="377" href="#377">377</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
-<a class="jxr_linenumber" name="378" href="#378">378</a> Transaction tx1 = tm.begin();
-<a class="jxr_linenumber" name="379" href="#379">379</a> Transaction tx2 = tm.begin();
-<a class="jxr_linenumber" name="380" href="#380">380</a>
-<a class="jxr_linenumber" name="381" href="#381">381</a> <em class="jxr_comment">// 1) select * from test; -- T1</em>
-<a class="jxr_linenumber" name="382" href="#382">382</a> assertNumberOfRows(txTable, tx1, 2, <strong class="jxr_keyword">new</strong> Scan());
-<a class="jxr_linenumber" name="383" href="#383">383</a>
-<a class="jxr_linenumber" name="384" href="#384">384</a> <em class="jxr_comment">// 2) select * from test; -- T2</em>
-<a class="jxr_linenumber" name="385" href="#385">385</a> assertNumberOfRows(txTable, tx2, 2, <strong class="jxr_keyword">new</strong> Scan());
-<a class="jxr_linenumber" name="386" href="#386">386</a>
-<a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_comment">// 3) update test set value = 12 where id = 1; -- T2</em>
-<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_comment">// 4) update test set value = 18 where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="389" href="#389">389</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
-<a class="jxr_linenumber" name="390" href="#390">390</a> updateRow1Tx2.add(famName, colName, Bytes.toBytes(12));
-<a class="jxr_linenumber" name="391" href="#391">391</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
-<a class="jxr_linenumber" name="392" href="#392">392</a> updateRow2Tx2.add(famName, colName, Bytes.toBytes(18));
-<a class="jxr_linenumber" name="393" href="#393">393</a> txTable.put(tx2, Arrays.asList(updateRow1Tx2, updateRow2Tx2));
-<a class="jxr_linenumber" name="394" href="#394">394</a>
-<a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_comment">// 5) commit; -- T2</em>
-<a class="jxr_linenumber" name="396" href="#396">396</a> tm.commit(tx2);
-<a class="jxr_linenumber" name="397" href="#397">397</a>
-<a class="jxr_linenumber" name="398" href="#398">398</a> <em class="jxr_comment">// 6) delete from test where value = 20; -- T1. Prints</em>
-<a class="jxr_linenumber" name="399" href="#399">399</a> <em class="jxr_comment">// "ERROR: could not serialize access due to concurrent update"</em>
-<a class="jxr_linenumber" name="400" href="#400">400</a> Filter f = <strong class="jxr_keyword">new</strong> SingleColumnValueFilter(famName, colName, CompareFilter.CompareOp.EQUAL, Bytes.toBytes(20));
-<a class="jxr_linenumber" name="401" href="#401">401</a> Scan checkFor20 = <strong class="jxr_keyword">new</strong> Scan();
-<a class="jxr_linenumber" name="402" href="#402">402</a> checkFor20.setFilter(f);
-<a class="jxr_linenumber" name="403" href="#403">403</a> ResultScanner checkFor20Scanner = txTable.getScanner(tx1, checkFor20);
-<a class="jxr_linenumber" name="404" href="#404">404</a> Result res = checkFor20Scanner.next();
-<a class="jxr_linenumber" name="405" href="#405">405</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="406" href="#406">406</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="407" href="#407">407</a> LOG.info(<span class="jxr_string">"Deleting row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="408" href="#408">408</a> Delete delete20 = <strong class="jxr_keyword">new</strong> Delete(res.getRow());
-<a class="jxr_linenumber" name="409" href="#409">409</a> txTable.delete(tx1, delete20);
-<a class="jxr_linenumber" name="410" href="#410">410</a> res = checkFor20Scanner.next();
-<a class="jxr_linenumber" name="411" href="#411">411</a> }
-<a class="jxr_linenumber" name="412" href="#412">412</a>
-<a class="jxr_linenumber" name="413" href="#413">413</a> <em class="jxr_comment">// 7) abort; -- T1</em>
-<a class="jxr_linenumber" name="414" href="#414">414</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="415" href="#415">415</a> tm.commit(tx1);
-<a class="jxr_linenumber" name="416" href="#416">416</a> fail(<span class="jxr_string">"Should be aborted"</span>);
-<a class="jxr_linenumber" name="417" href="#417">417</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
-<a class="jxr_linenumber" name="418" href="#418">418</a> <em class="jxr_comment">// Expected</em>
-<a class="jxr_linenumber" name="419" href="#419">419</a> }
-<a class="jxr_linenumber" name="420" href="#420">420</a>
-<a class="jxr_linenumber" name="421" href="#421">421</a> }
-<a class="jxr_linenumber" name="422" href="#422">422</a>
-<a class="jxr_linenumber" name="423" href="#423">423</a> <em class="jxr_comment">// this test shows that Omid does not provide serilizable level of isolation other wise last commit would have failed</em>
-<a class="jxr_linenumber" name="424" href="#424">424</a> @Test(timeOut = 10_000)
-<a class="jxr_linenumber" name="425" href="#425">425</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIDoesNotPreventWriteSkew(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="426" href="#426">426</a> <em class="jxr_comment">// TX History for G2-item:</em>
-<a class="jxr_linenumber" name="427" href="#427">427</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
-<a class="jxr_linenumber" name="428" href="#428">428</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
-<a class="jxr_linenumber" name="429" href="#429">429</a> <em class="jxr_comment">// select * from test where id in (1,2); -- T1</em>
-<a class="jxr_linenumber" name="430" href="#430">430</a> <em class="jxr_comment">// select * from test where id in (1,2); -- T2</em>
-<a class="jxr_linenumber" name="431" href="#431">431</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="432" href="#432">432</a> <em class="jxr_comment">// update test set value = 21 where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_comment">// commit; -- T1</em>
-<a class="jxr_linenumber" name="434" href="#434">434</a> <em class="jxr_comment">// commit; -- T2</em>
-<a class="jxr_linenumber" name="435" href="#435">435</a>
-<a class="jxr_linenumber" name="436" href="#436">436</a> <em class="jxr_comment">// 0) Start transactions</em>
-<a class="jxr_linenumber" name="437" href="#437">437</a> TransactionManager tm = newTransactionManager(context);
-<a class="jxr_linenumber" name="438" href="#438">438</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(hbaseConf, TEST_TABLE);
-<a class="jxr_linenumber" name="439" href="#439">439</a> Transaction tx1 = tm.begin();
-<a class="jxr_linenumber" name="440" href="#440">440</a> Transaction tx2 = tm.begin();
-<a class="jxr_linenumber" name="441" href="#441">441</a>
-<a class="jxr_linenumber" name="442" href="#442">442</a> Scan rowId12Scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId3);
-<a class="jxr_linenumber" name="443" href="#443">443</a> rowId12Scan.addColumn(famName, colName);
-<a class="jxr_linenumber" name="444" href="#444">444</a>
-<a class="jxr_linenumber" name="445" href="#445">445</a> <em class="jxr_comment">// 1) select * from test where id in (1,2); -- T1</em>
-<a class="jxr_linenumber" name="446" href="#446">446</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, rowId12Scan);
-<a class="jxr_linenumber" name="447" href="#447">447</a> Result res = tx1Scanner.next();
-<a class="jxr_linenumber" name="448" href="#448">448</a> <strong class="jxr_keyword">int</strong> count = 0;
-<a class="jxr_linenumber" name="449" href="#449">449</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="450" href="#450">450</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="451" href="#451">451</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="452" href="#452">452</a> <strong class="jxr_keyword">switch</strong> (count) {
-<a class="jxr_linenumber" name="453" href="#453">453</a> <strong class="jxr_keyword">case</strong> 0:
-<a class="jxr_linenumber" name="454" href="#454">454</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="455" href="#455">455</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="456" href="#456">456</a> <strong class="jxr_keyword">break</strong>;
-<a class="jxr_linenumber" name="457" href="#457">457</a> <strong class="jxr_keyword">case</strong> 1:
-<a class="jxr_linenumber" name="458" href="#458">458</a> assertEquals(res.getRow(), rowId2);
-<a class="jxr_linenumber" name="459" href="#459">459</a> assertEquals(res.getValue(famName, colName), dataValue2);
-<a class="jxr_linenumber" name="460" href="#460">460</a> <strong class="jxr_keyword">break</strong>;
-<a class="jxr_linenumber" name="461" href="#461">461</a> <strong class="jxr_keyword">default</strong>:
-<a class="jxr_linenumber" name="462" href="#462">462</a> fail();
-<a class="jxr_linenumber" name="463" href="#463">463</a> }
-<a class="jxr_linenumber" name="464" href="#464">464</a> res = tx1Scanner.next();
-<a class="jxr_linenumber" name="465" href="#465">465</a> count++;
-<a class="jxr_linenumber" name="466" href="#466">466</a> }
-<a class="jxr_linenumber" name="467" href="#467">467</a> assertEquals(count, 2);
-<a class="jxr_linenumber" name="468" href="#468">468</a>
-<a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_comment">// 2) select * from test where id in (1,2); -- T2</em>
-<a class="jxr_linenumber" name="470" href="#470">470</a> ResultScanner tx2Scanner = txTable.getScanner(tx1, rowId12Scan);
-<a class="jxr_linenumber" name="471" href="#471">471</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="472" href="#472">472</a> count = 0;
-<a class="jxr_linenumber" name="473" href="#473">473</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="474" href="#474">474</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
-<a class="jxr_linenumber" name="475" href="#475">475</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
-<a class="jxr_linenumber" name="476" href="#476">476</a> <strong class="jxr_keyword">switch</strong> (count) {
-<a class="jxr_linenumber" name="477" href="#477">477</a> <strong class="jxr_keyword">case</strong> 0:
-<a class="jxr_linenumber" name="478" href="#478">478</a> assertEquals(res.getRow(), rowId1);
-<a class="jxr_linenumber" name="479" href="#479">479</a> assertEquals(res.getValue(famName, colName), dataValue1);
-<a class="jxr_linenumber" name="480" href="#480">480</a> <strong class="jxr_keyword">break</strong>;
-<a class="jxr_linenumber" name="481" href="#481">481</a> <strong class="jxr_keyword">case</strong> 1:
-<a class="jxr_linenumber" name="482" href="#482">482</a> assertEquals(res.getRow(), rowId2);
-<a class="jxr_linenumber" name="483" href="#483">483</a> assertEquals(res.getValue(famName, colName), dataValue2);
-<a class="jxr_linenumber" name="484" href="#484">484</a> <strong class="jxr_keyword">break</strong>;
-<a class="jxr_linenumber" name="485" href="#485">485</a> <strong class="jxr_keyword">default</strong>:
-<a class="jxr_linenumber" name="486" href="#486">486</a> fail();
-<a class="jxr_linenumber" name="487" href="#487">487</a> }
-<a class="jxr_linenumber" name="488" href="#488">488</a> res = tx2Scanner.next();
-<a class="jxr_linenumber" name="489" href="#489">489</a> count++;
-<a class="jxr_linenumber" name="490" href="#490">490</a> }
-<a class="jxr_linenumber" name="491" href="#491">491</a> assertEquals(count, 2);
-<a class="jxr_linenumber" name="492" href="#492">492</a>
-<a class="jxr_linenumber" name="493" href="#493">493</a> <em class="jxr_comment">// 3) update test set value = 11 where id = 1; -- T1</em>
-<a class="jxr_linenumber" name="494" href="#494">494</a> Put updateRow1Tx1 = <strong class="jxr_keyword">new</strong> Put(rowId1);
-<a class="jxr_linenumber" name="495" href="#495">495</a> updateRow1Tx1.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
-<a class="jxr_linenumber" name="496" href="#496">496</a> txTable.put(tx1, updateRow1Tx1);
-<a class="jxr_linenumber" name="497" href="#497">497</a>
-<a class="jxr_linenumber" name="498" href="#498">498</a> <em class="jxr_comment">// 4) update test set value = 21 where id = 2; -- T2</em>
-<a class="jxr_linenumber" name="499" href="#499">499</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
-<a class="jxr_linenumber" name="500" href="#500">500</a> updateRow2Tx2.add(famName, colName, Bytes.toBytes(<span class="jxr_string">"21"</span>));
-<a class="jxr_linenumber" name="501" href="#501">501</a> txTable.put(tx2, updateRow2Tx2);
-<a class="jxr_linenumber" name="502" href="#502">502</a>
-<a class="jxr_linenumber" name="503" href="#503">503</a> <em class="jxr_comment">// 5) commit; -- T1</em>
-<a class="jxr_linenumber" name="504" href="#504">504</a> tm.commit(tx1);
-<a class="jxr_linenumber" name="505" href="#505">505</a>
-<a class="jxr_linenumber" name="506" href="#506">506</a> <em class="jxr_comment">// 6) commit; -- T2</em>
-<a class="jxr_linenumber" name="507" href="#507">507</a> tm.commit(tx2);
-<a class="jxr_linenumber" name="508" href="#508">508</a> }
+<a class="jxr_linenumber" name="172" href="#172">172</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="173" href="#173">173</a> tm.commit(tx1);
+<a class="jxr_linenumber" name="174" href="#174">174</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
+<a class="jxr_linenumber" name="175" href="#175">175</a> <strong class="jxr_keyword">if</strong> (!getClient(context).isLowLatency())
+<a class="jxr_linenumber" name="176" href="#176">176</a> fail();
+<a class="jxr_linenumber" name="177" href="#177">177</a> }
+<a class="jxr_linenumber" name="178" href="#178">178</a>
+<a class="jxr_linenumber" name="179" href="#179">179</a> tx2Scanner = txTable.getScanner(tx2, scan);
+<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_comment">//If we are in low latency mode, tx1 aborted and deleted the val=30, so scan will return row2</em>
+<a class="jxr_linenumber" name="181" href="#181">181</a> <strong class="jxr_keyword">if</strong> (!getClient(context).isLowLatency())
+<a class="jxr_linenumber" name="182" href="#182">182</a> assertNull(tx2Scanner.next());
+<a class="jxr_linenumber" name="183" href="#183">183</a>
+<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_comment">// 4) commit TX 2 -> Should be rolled-back</em>
+<a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="186" href="#186">186</a> tm.commit(tx2);
+<a class="jxr_linenumber" name="187" href="#187">187</a> fail();
+<a class="jxr_linenumber" name="188" href="#188">188</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
+<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_comment">// Expected</em>
+<a class="jxr_linenumber" name="190" href="#190">190</a> }
+<a class="jxr_linenumber" name="191" href="#191">191</a>
+<a class="jxr_linenumber" name="192" href="#192">192</a> }
+<a class="jxr_linenumber" name="193" href="#193">193</a>
+<a class="jxr_linenumber" name="194" href="#194">194</a> @Test(timeOut = 10_000)
+<a class="jxr_linenumber" name="195" href="#195">195</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsLostUpdates(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_comment">// TX History for P4:</em>
+<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
+<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_comment">// select * from test where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_comment">// select * from test where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T2, BLOCKS</em>
+<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_comment">// commit; -- T1. T2 now prints out "ERROR: could not serialize access due to concurrent update"</em>
+<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_comment">// abort; -- T2. There's nothing else we can do, this transaction has failed</em>
+<a class="jxr_linenumber" name="205" href="#205">205</a>
+<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_comment">// 0) Start transactions</em>
+<a class="jxr_linenumber" name="207" href="#207">207</a> TransactionManager tm = newTransactionManager(context);
+<a class="jxr_linenumber" name="208" href="#208">208</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
+<a class="jxr_linenumber" name="209" href="#209">209</a> Transaction tx1 = tm.begin();
+<a class="jxr_linenumber" name="210" href="#210">210</a> Transaction tx2 = tm.begin();
+<a class="jxr_linenumber" name="211" href="#211">211</a>
+<a class="jxr_linenumber" name="212" href="#212">212</a> Scan scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId1);
+<a class="jxr_linenumber" name="213" href="#213">213</a> scan.addColumn(famName, colName);
+<a class="jxr_linenumber" name="214" href="#214">214</a>
+<a class="jxr_linenumber" name="215" href="#215">215</a> <em class="jxr_comment">// 1) select * from test where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="216" href="#216">216</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, scan);
+<a class="jxr_linenumber" name="217" href="#217">217</a> Result res = tx1Scanner.next();
+<a class="jxr_linenumber" name="218" href="#218">218</a> <strong class="jxr_keyword">int</strong> count = 0;
+<a class="jxr_linenumber" name="219" href="#219">219</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="220" href="#220">220</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="221" href="#221">221</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="222" href="#222">222</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="223" href="#223">223</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="224" href="#224">224</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="225" href="#225">225</a> res = tx1Scanner.next();
+<a class="jxr_linenumber" name="226" href="#226">226</a> count++;
+<a class="jxr_linenumber" name="227" href="#227">227</a> }
+<a class="jxr_linenumber" name="228" href="#228">228</a> assertEquals(count, 1);
+<a class="jxr_linenumber" name="229" href="#229">229</a>
+<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_comment">// 2) select * from test where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="231" href="#231">231</a> ResultScanner tx2Scanner = txTable.getScanner(tx2, scan);
+<a class="jxr_linenumber" name="232" href="#232">232</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="233" href="#233">233</a> count = 0;
+<a class="jxr_linenumber" name="234" href="#234">234</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="235" href="#235">235</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="236" href="#236">236</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="237" href="#237">237</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="238" href="#238">238</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="239" href="#239">239</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="240" href="#240">240</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="241" href="#241">241</a> count++;
+<a class="jxr_linenumber" name="242" href="#242">242</a> }
+<a class="jxr_linenumber" name="243" href="#243">243</a> assertEquals(count, 1);
+<a class="jxr_linenumber" name="244" href="#244">244</a>
+<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_comment">// 3) update test set value = 11 where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="246" href="#246">246</a> Put updateRow1Tx1 = <strong class="jxr_keyword">new</strong> Put(rowId1);
+<a class="jxr_linenumber" name="247" href="#247">247</a> updateRow1Tx1.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
+<a class="jxr_linenumber" name="248" href="#248">248</a> txTable.put(tx1, updateRow1Tx1);
+<a class="jxr_linenumber" name="249" href="#249">249</a>
+<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_comment">// 4) update test set value = 11 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="251" href="#251">251</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
+<a class="jxr_linenumber" name="252" href="#252">252</a> updateRow1Tx2.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
+<a class="jxr_linenumber" name="253" href="#253">253</a> txTable.put(tx2, updateRow1Tx2);
+<a class="jxr_linenumber" name="254" href="#254">254</a>
+<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_comment">// 5) commit -- T1</em>
+<a class="jxr_linenumber" name="256" href="#256">256</a> tm.commit(tx1);
+<a class="jxr_linenumber" name="257" href="#257">257</a>
+<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_comment">// 6) commit -- T2 --> should be rolled-back</em>
+<a class="jxr_linenumber" name="259" href="#259">259</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="260" href="#260">260</a> tm.commit(tx2);
+<a class="jxr_linenumber" name="261" href="#261">261</a> fail();
+<a class="jxr_linenumber" name="262" href="#262">262</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
+<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_comment">// Expected</em>
+<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> }
+<a class="jxr_linenumber" name="267" href="#267">267</a>
+<a class="jxr_linenumber" name="268" href="#268">268</a> @Test(timeOut = 10_000)
+<a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsReadSkew(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_comment">// TX History for G-single:</em>
+<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
+<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
+<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_comment">// select * from test where id = 1; -- T1. Shows 1 => 10</em>
+<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_comment">// select * from test where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_comment">// select * from test where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_comment">// update test set value = 12 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_comment">// update test set value = 18 where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_comment">// commit; -- T2</em>
+<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_comment">// select * from test where id = 2; -- T1. Shows 2 => 20</em>
+<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_comment">// commit; -- T1</em>
+<a class="jxr_linenumber" name="281" href="#281">281</a>
+<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_comment">// 0) Start transactions</em>
+<a class="jxr_linenumber" name="283" href="#283">283</a> TransactionManager tm = newTransactionManager(context);
+<a class="jxr_linenumber" name="284" href="#284">284</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
+<a class="jxr_linenumber" name="285" href="#285">285</a> Transaction tx1 = tm.begin();
+<a class="jxr_linenumber" name="286" href="#286">286</a> Transaction tx2 = tm.begin();
+<a class="jxr_linenumber" name="287" href="#287">287</a>
+<a class="jxr_linenumber" name="288" href="#288">288</a> Scan rowId1Scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId1);
+<a class="jxr_linenumber" name="289" href="#289">289</a> rowId1Scan.addColumn(famName, colName);
+<a class="jxr_linenumber" name="290" href="#290">290</a>
+<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_comment">// 1) select * from test where id = 1; -- T1. Shows 1 => 10</em>
+<a class="jxr_linenumber" name="292" href="#292">292</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, rowId1Scan);
+<a class="jxr_linenumber" name="293" href="#293">293</a> Result res = tx1Scanner.next();
+<a class="jxr_linenumber" name="294" href="#294">294</a> <strong class="jxr_keyword">int</strong> count = 0;
+<a class="jxr_linenumber" name="295" href="#295">295</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="296" href="#296">296</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="297" href="#297">297</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="298" href="#298">298</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="299" href="#299">299</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="300" href="#300">300</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="301" href="#301">301</a> res = tx1Scanner.next();
+<a class="jxr_linenumber" name="302" href="#302">302</a> count++;
+<a class="jxr_linenumber" name="303" href="#303">303</a> }
+<a class="jxr_linenumber" name="304" href="#304">304</a> assertEquals(count, 1);
+<a class="jxr_linenumber" name="305" href="#305">305</a>
+<a class="jxr_linenumber" name="306" href="#306">306</a> <em class="jxr_comment">// 2) select * from test where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="307" href="#307">307</a> ResultScanner tx2Scanner = txTable.getScanner(tx2, rowId1Scan);
+<a class="jxr_linenumber" name="308" href="#308">308</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="309" href="#309">309</a> count = 0;
+<a class="jxr_linenumber" name="310" href="#310">310</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="311" href="#311">311</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="312" href="#312">312</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="313" href="#313">313</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="314" href="#314">314</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="315" href="#315">315</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="316" href="#316">316</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="317" href="#317">317</a> count++;
+<a class="jxr_linenumber" name="318" href="#318">318</a> }
+<a class="jxr_linenumber" name="319" href="#319">319</a>
+<a class="jxr_linenumber" name="320" href="#320">320</a> Scan rowId2Scan = <strong class="jxr_keyword">new</strong> Scan(rowId2, rowId2);
+<a class="jxr_linenumber" name="321" href="#321">321</a> rowId2Scan.addColumn(famName, colName);
+<a class="jxr_linenumber" name="322" href="#322">322</a>
+<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_comment">// 3) select * from test where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="324" href="#324">324</a> tx2Scanner = txTable.getScanner(tx2, rowId2Scan);
+<a class="jxr_linenumber" name="325" href="#325">325</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="326" href="#326">326</a> count = 0;
+<a class="jxr_linenumber" name="327" href="#327">327</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="328" href="#328">328</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="329" href="#329">329</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="330" href="#330">330</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="331" href="#331">331</a> assertEquals(res.getRow(), rowId2);
+<a class="jxr_linenumber" name="332" href="#332">332</a> assertEquals(res.getValue(famName, colName), dataValue2);
+<a class="jxr_linenumber" name="333" href="#333">333</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="334" href="#334">334</a> count++;
+<a class="jxr_linenumber" name="335" href="#335">335</a> }
+<a class="jxr_linenumber" name="336" href="#336">336</a>
+<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_comment">// 4) update test set value = 12 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="338" href="#338">338</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
+<a class="jxr_linenumber" name="339" href="#339">339</a> updateRow1Tx2.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"12"</span>));
+<a class="jxr_linenumber" name="340" href="#340">340</a> txTable.put(tx1, updateRow1Tx2);
+<a class="jxr_linenumber" name="341" href="#341">341</a>
+<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_comment">// 5) update test set value = 18 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="343" href="#343">343</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
+<a class="jxr_linenumber" name="344" href="#344">344</a> updateRow2Tx2.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"18"</span>));
+<a class="jxr_linenumber" name="345" href="#345">345</a> txTable.put(tx2, updateRow2Tx2);
+<a class="jxr_linenumber" name="346" href="#346">346</a>
+<a class="jxr_linenumber" name="347" href="#347">347</a> <em class="jxr_comment">// 6) commit -- T2</em>
+<a class="jxr_linenumber" name="348" href="#348">348</a> tm.commit(tx2);
+<a class="jxr_linenumber" name="349" href="#349">349</a>
+<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_comment">// 7) select * from test where id = 2; -- T1. Shows 2 => 20</em>
+<a class="jxr_linenumber" name="351" href="#351">351</a> tx1Scanner = txTable.getScanner(tx1, rowId2Scan);
+<a class="jxr_linenumber" name="352" href="#352">352</a> res = tx1Scanner.next();
+<a class="jxr_linenumber" name="353" href="#353">353</a> count = 0;
+<a class="jxr_linenumber" name="354" href="#354">354</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="355" href="#355">355</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="356" href="#356">356</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()),
+<a class="jxr_linenumber" name="357" href="#357">357</a> Bytes.toString(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="358" href="#358">358</a> assertEquals(res.getRow(), rowId2);
+<a class="jxr_linenumber" name="359" href="#359">359</a> assertEquals(res.getValue(famName, colName), dataValue2);
+<a class="jxr_linenumber" name="360" href="#360">360</a> res = tx1Scanner.next();
+<a class="jxr_linenumber" name="361" href="#361">361</a> count++;
+<a class="jxr_linenumber" name="362" href="#362">362</a> }
+<a class="jxr_linenumber" name="363" href="#363">363</a>
+<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_comment">// 8) commit -- T1</em>
+<a class="jxr_linenumber" name="365" href="#365">365</a> tm.commit(tx1);
+<a class="jxr_linenumber" name="366" href="#366">366</a>
+<a class="jxr_linenumber" name="367" href="#367">367</a> }
+<a class="jxr_linenumber" name="368" href="#368">368</a>
+<a class="jxr_linenumber" name="369" href="#369">369</a> @Test(timeOut = 10_000)
+<a class="jxr_linenumber" name="370" href="#370">370</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIPreventsReadSkewUsingWritePredicate(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_comment">// TX History for G-single:</em>
+<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
+<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
+<a class="jxr_linenumber" name="374" href="#374">374</a> <em class="jxr_comment">// select * from test where id = 1; -- T1. Shows 1 => 10</em>
+<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_comment">// select * from test; -- T2</em>
+<a class="jxr_linenumber" name="376" href="#376">376</a> <em class="jxr_comment">// update test set value = 12 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="377" href="#377">377</a> <em class="jxr_comment">// update test set value = 18 where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="378" href="#378">378</a> <em class="jxr_comment">// commit; -- T2</em>
+<a class="jxr_linenumber" name="379" href="#379">379</a> <em class="jxr_comment">// delete from test where value = 20; -- T1. Prints "ERROR: could not serialize access due to concurrent update"</em>
+<a class="jxr_linenumber" name="380" href="#380">380</a> <em class="jxr_comment">// abort; -- T1. There's nothing else we can do, this transaction has failed</em>
+<a class="jxr_linenumber" name="381" href="#381">381</a>
+<a class="jxr_linenumber" name="382" href="#382">382</a> <em class="jxr_comment">// 0) Start transactions</em>
+<a class="jxr_linenumber" name="383" href="#383">383</a> TransactionManager tm = newTransactionManager(context);
+<a class="jxr_linenumber" name="384" href="#384">384</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
+<a class="jxr_linenumber" name="385" href="#385">385</a> Transaction tx1 = tm.begin();
+<a class="jxr_linenumber" name="386" href="#386">386</a> Transaction tx2 = tm.begin();
+<a class="jxr_linenumber" name="387" href="#387">387</a>
+<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_comment">// 1) select * from test; -- T1</em>
+<a class="jxr_linenumber" name="389" href="#389">389</a> assertNumberOfRows(txTable, tx1, 2, <strong class="jxr_keyword">new</strong> Scan());
+<a class="jxr_linenumber" name="390" href="#390">390</a>
+<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_comment">// 2) select * from test; -- T2</em>
+<a class="jxr_linenumber" name="392" href="#392">392</a> assertNumberOfRows(txTable, tx2, 2, <strong class="jxr_keyword">new</strong> Scan());
+<a class="jxr_linenumber" name="393" href="#393">393</a>
+<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_comment">// 3) update test set value = 12 where id = 1; -- T2</em>
+<a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_comment">// 4) update test set value = 18 where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="396" href="#396">396</a> Put updateRow1Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId1);
+<a class="jxr_linenumber" name="397" href="#397">397</a> updateRow1Tx2.addColumn(famName, colName, Bytes.toBytes(12));
+<a class="jxr_linenumber" name="398" href="#398">398</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
+<a class="jxr_linenumber" name="399" href="#399">399</a> updateRow2Tx2.addColumn(famName, colName, Bytes.toBytes(18));
+<a class="jxr_linenumber" name="400" href="#400">400</a> txTable.put(tx2, Arrays.asList(updateRow1Tx2, updateRow2Tx2));
+<a class="jxr_linenumber" name="401" href="#401">401</a>
+<a class="jxr_linenumber" name="402" href="#402">402</a> <em class="jxr_comment">// 5) commit; -- T2</em>
+<a class="jxr_linenumber" name="403" href="#403">403</a> tm.commit(tx2);
+<a class="jxr_linenumber" name="404" href="#404">404</a>
+<a class="jxr_linenumber" name="405" href="#405">405</a> <em class="jxr_comment">// 6) delete from test where value = 20; -- T1. Prints</em>
+<a class="jxr_linenumber" name="406" href="#406">406</a> <em class="jxr_comment">// "ERROR: could not serialize access due to concurrent update"</em>
+<a class="jxr_linenumber" name="407" href="#407">407</a> Filter f = <strong class="jxr_keyword">new</strong> SingleColumnValueFilter(famName, colName, CompareFilter.CompareOp.EQUAL, Bytes.toBytes(20));
+<a class="jxr_linenumber" name="408" href="#408">408</a> Scan checkFor20 = <strong class="jxr_keyword">new</strong> Scan();
+<a class="jxr_linenumber" name="409" href="#409">409</a> checkFor20.setFilter(f);
+<a class="jxr_linenumber" name="410" href="#410">410</a> ResultScanner checkFor20Scanner = txTable.getScanner(tx1, checkFor20);
+<a class="jxr_linenumber" name="411" href="#411">411</a> Result res = checkFor20Scanner.next();
+<a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="413" href="#413">413</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="414" href="#414">414</a> LOG.info(<span class="jxr_string">"Deleting row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="415" href="#415">415</a> Delete delete20 = <strong class="jxr_keyword">new</strong> Delete(res.getRow());
+<a class="jxr_linenumber" name="416" href="#416">416</a> txTable.delete(tx1, delete20);
+<a class="jxr_linenumber" name="417" href="#417">417</a> res = checkFor20Scanner.next();
+<a class="jxr_linenumber" name="418" href="#418">418</a> }
+<a class="jxr_linenumber" name="419" href="#419">419</a>
+<a class="jxr_linenumber" name="420" href="#420">420</a> <em class="jxr_comment">// 7) abort; -- T1</em>
+<a class="jxr_linenumber" name="421" href="#421">421</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="422" href="#422">422</a> tm.commit(tx1);
+<a class="jxr_linenumber" name="423" href="#423">423</a> fail(<span class="jxr_string">"Should be aborted"</span>);
+<a class="jxr_linenumber" name="424" href="#424">424</a> } <strong class="jxr_keyword">catch</strong> (RollbackException e) {
+<a class="jxr_linenumber" name="425" href="#425">425</a> <em class="jxr_comment">// Expected</em>
+<a class="jxr_linenumber" name="426" href="#426">426</a> }
+<a class="jxr_linenumber" name="427" href="#427">427</a>
+<a class="jxr_linenumber" name="428" href="#428">428</a> }
+<a class="jxr_linenumber" name="429" href="#429">429</a>
+<a class="jxr_linenumber" name="430" href="#430">430</a> <em class="jxr_comment">// this test shows that Omid does not provide serilizable level of isolation other wise last commit would have failed</em>
+<a class="jxr_linenumber" name="431" href="#431">431</a> @Test(timeOut = 10_000)
+<a class="jxr_linenumber" name="432" href="#432">432</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIDoesNotPreventWriteSkew(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_comment">// TX History for G2-item:</em>
+<a class="jxr_linenumber" name="434" href="#434">434</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
+<a class="jxr_linenumber" name="435" href="#435">435</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
+<a class="jxr_linenumber" name="436" href="#436">436</a> <em class="jxr_comment">// select * from test where id in (1,2); -- T1</em>
+<a class="jxr_linenumber" name="437" href="#437">437</a> <em class="jxr_comment">// select * from test where id in (1,2); -- T2</em>
+<a class="jxr_linenumber" name="438" href="#438">438</a> <em class="jxr_comment">// update test set value = 11 where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_comment">// update test set value = 21 where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="440" href="#440">440</a> <em class="jxr_comment">// commit; -- T1</em>
+<a class="jxr_linenumber" name="441" href="#441">441</a> <em class="jxr_comment">// commit; -- T2</em>
+<a class="jxr_linenumber" name="442" href="#442">442</a>
+<a class="jxr_linenumber" name="443" href="#443">443</a> <em class="jxr_comment">// 0) Start transactions</em>
+<a class="jxr_linenumber" name="444" href="#444">444</a> TransactionManager tm = newTransactionManager(context);
+<a class="jxr_linenumber" name="445" href="#445">445</a> TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
+<a class="jxr_linenumber" name="446" href="#446">446</a> Transaction tx1 = tm.begin();
+<a class="jxr_linenumber" name="447" href="#447">447</a> Transaction tx2 = tm.begin();
+<a class="jxr_linenumber" name="448" href="#448">448</a>
+<a class="jxr_linenumber" name="449" href="#449">449</a> Scan rowId12Scan = <strong class="jxr_keyword">new</strong> Scan(rowId1, rowId3);
+<a class="jxr_linenumber" name="450" href="#450">450</a> rowId12Scan.addColumn(famName, colName);
+<a class="jxr_linenumber" name="451" href="#451">451</a>
+<a class="jxr_linenumber" name="452" href="#452">452</a> <em class="jxr_comment">// 1) select * from test where id in (1,2); -- T1</em>
+<a class="jxr_linenumber" name="453" href="#453">453</a> ResultScanner tx1Scanner = txTable.getScanner(tx1, rowId12Scan);
+<a class="jxr_linenumber" name="454" href="#454">454</a> Result res = tx1Scanner.next();
+<a class="jxr_linenumber" name="455" href="#455">455</a> <strong class="jxr_keyword">int</strong> count = 0;
+<a class="jxr_linenumber" name="456" href="#456">456</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="457" href="#457">457</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="458" href="#458">458</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="459" href="#459">459</a> <strong class="jxr_keyword">switch</strong> (count) {
+<a class="jxr_linenumber" name="460" href="#460">460</a> <strong class="jxr_keyword">case</strong> 0:
+<a class="jxr_linenumber" name="461" href="#461">461</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="462" href="#462">462</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="463" href="#463">463</a> <strong class="jxr_keyword">break</strong>;
+<a class="jxr_linenumber" name="464" href="#464">464</a> <strong class="jxr_keyword">case</strong> 1:
+<a class="jxr_linenumber" name="465" href="#465">465</a> assertEquals(res.getRow(), rowId2);
+<a class="jxr_linenumber" name="466" href="#466">466</a> assertEquals(res.getValue(famName, colName), dataValue2);
+<a class="jxr_linenumber" name="467" href="#467">467</a> <strong class="jxr_keyword">break</strong>;
+<a class="jxr_linenumber" name="468" href="#468">468</a> <strong class="jxr_keyword">default</strong>:
+<a class="jxr_linenumber" name="469" href="#469">469</a> fail();
+<a class="jxr_linenumber" name="470" href="#470">470</a> }
+<a class="jxr_linenumber" name="471" href="#471">471</a> res = tx1Scanner.next();
+<a class="jxr_linenumber" name="472" href="#472">472</a> count++;
+<a class="jxr_linenumber" name="473" href="#473">473</a> }
+<a class="jxr_linenumber" name="474" href="#474">474</a> assertEquals(count, 2);
+<a class="jxr_linenumber" name="475" href="#475">475</a>
+<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_comment">// 2) select * from test where id in (1,2); -- T2</em>
+<a class="jxr_linenumber" name="477" href="#477">477</a> ResultScanner tx2Scanner = txTable.getScanner(tx1, rowId12Scan);
+<a class="jxr_linenumber" name="478" href="#478">478</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="479" href="#479">479</a> count = 0;
+<a class="jxr_linenumber" name="480" href="#480">480</a> <strong class="jxr_keyword">while</strong> (res != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="481" href="#481">481</a> LOG.info(<span class="jxr_string">"RESSS {}"</span>, res);
+<a class="jxr_linenumber" name="482" href="#482">482</a> LOG.info(<span class="jxr_string">"Row id {} with value {}"</span>, Bytes.toString(res.getRow()), Bytes.toInt(res.getValue(famName, colName)));
+<a class="jxr_linenumber" name="483" href="#483">483</a> <strong class="jxr_keyword">switch</strong> (count) {
+<a class="jxr_linenumber" name="484" href="#484">484</a> <strong class="jxr_keyword">case</strong> 0:
+<a class="jxr_linenumber" name="485" href="#485">485</a> assertEquals(res.getRow(), rowId1);
+<a class="jxr_linenumber" name="486" href="#486">486</a> assertEquals(res.getValue(famName, colName), dataValue1);
+<a class="jxr_linenumber" name="487" href="#487">487</a> <strong class="jxr_keyword">break</strong>;
+<a class="jxr_linenumber" name="488" href="#488">488</a> <strong class="jxr_keyword">case</strong> 1:
+<a class="jxr_linenumber" name="489" href="#489">489</a> assertEquals(res.getRow(), rowId2);
+<a class="jxr_linenumber" name="490" href="#490">490</a> assertEquals(res.getValue(famName, colName), dataValue2);
+<a class="jxr_linenumber" name="491" href="#491">491</a> <strong class="jxr_keyword">break</strong>;
+<a class="jxr_linenumber" name="492" href="#492">492</a> <strong class="jxr_keyword">default</strong>:
+<a class="jxr_linenumber" name="493" href="#493">493</a> fail();
+<a class="jxr_linenumber" name="494" href="#494">494</a> }
+<a class="jxr_linenumber" name="495" href="#495">495</a> res = tx2Scanner.next();
+<a class="jxr_linenumber" name="496" href="#496">496</a> count++;
+<a class="jxr_linenumber" name="497" href="#497">497</a> }
+<a class="jxr_linenumber" name="498" href="#498">498</a> assertEquals(count, 2);
+<a class="jxr_linenumber" name="499" href="#499">499</a>
+<a class="jxr_linenumber" name="500" href="#500">500</a> <em class="jxr_comment">// 3) update test set value = 11 where id = 1; -- T1</em>
+<a class="jxr_linenumber" name="501" href="#501">501</a> Put updateRow1Tx1 = <strong class="jxr_keyword">new</strong> Put(rowId1);
+<a class="jxr_linenumber" name="502" href="#502">502</a> updateRow1Tx1.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"11"</span>));
+<a class="jxr_linenumber" name="503" href="#503">503</a> txTable.put(tx1, updateRow1Tx1);
+<a class="jxr_linenumber" name="504" href="#504">504</a>
+<a class="jxr_linenumber" name="505" href="#505">505</a> <em class="jxr_comment">// 4) update test set value = 21 where id = 2; -- T2</em>
+<a class="jxr_linenumber" name="506" href="#506">506</a> Put updateRow2Tx2 = <strong class="jxr_keyword">new</strong> Put(rowId2);
+<a class="jxr_linenumber" name="507" href="#507">507</a> updateRow2Tx2.addColumn(famName, colName, Bytes.toBytes(<span class="jxr_string">"21"</span>));
+<a class="jxr_linenumber" name="508" href="#508">508</a> txTable.put(tx2, updateRow2Tx2);
<a class="jxr_linenumber" name="509" href="#509">509</a>
-<a class="jxr_linenumber" name="510" href="#510">510</a> <em class="jxr_comment">// this test shows that Omid does not provide serilizable level of isolation other wise last commit would have failed</em>
-<a class="jxr_linenumber" name="511" href="#511">511</a> @Test(timeOut = 10_000)
-<a class="jxr_linenumber" name="512" href="#512">512</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testSIDoesNotPreventAntiDependencyCycles(ITestContext context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="513" href="#513">513</a> <em class="jxr_comment">// TX History for G2:</em>
-<a class="jxr_linenumber" name="514" href="#514">514</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T1</em>
-<a class="jxr_linenumber" name="515" href="#515">515</a> <em class="jxr_comment">// begin; set transaction isolation level repeatable read; -- T2</em>
-<a class="jxr_linenumber" name="5
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