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From mi...@apache.org
Subject [07/24] hbase git commit: Published site at 0d72849581c1e5a50a2aa7757b909e5531b8d12c.
Date Thu, 26 Nov 2015 21:52:31 GMT
http://git-wip-us.apache.org/repos/asf/hbase/blob/2fa570dd/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html
index 1c3da8c..abc212d 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html
@@ -69,1032 +69,1038 @@
 <span class="sourceLineNo">061</span>import com.google.common.collect.Iterables;<a name="line.61"></a>
 <span class="sourceLineNo">062</span>import com.google.common.collect.Lists;<a name="line.62"></a>
 <span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>/** memstore test case */<a name="line.64"></a>
-<span class="sourceLineNo">065</span>@Category({RegionServerTests.class, MediumTests.class})<a name="line.65"></a>
-<span class="sourceLineNo">066</span>public class TestDefaultMemStore extends TestCase {<a name="line.66"></a>
-<span class="sourceLineNo">067</span>  private static final Log LOG = LogFactory.getLog(TestDefaultMemStore.class);<a name="line.67"></a>
-<span class="sourceLineNo">068</span>  private DefaultMemStore memstore;<a name="line.68"></a>
-<span class="sourceLineNo">069</span>  private static final int ROW_COUNT = 10;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>  private static final int QUALIFIER_COUNT = ROW_COUNT;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>  private static final byte [] FAMILY = Bytes.toBytes("column");<a name="line.71"></a>
-<span class="sourceLineNo">072</span>  private MultiVersionConcurrencyControl mvcc;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>  private AtomicLong startSeqNum = new AtomicLong(0);<a name="line.73"></a>
-<span class="sourceLineNo">074</span><a name="line.74"></a>
-<span class="sourceLineNo">075</span>  @Override<a name="line.75"></a>
-<span class="sourceLineNo">076</span>  public void setUp() throws Exception {<a name="line.76"></a>
-<span class="sourceLineNo">077</span>    super.setUp();<a name="line.77"></a>
-<span class="sourceLineNo">078</span>    this.mvcc = new MultiVersionConcurrencyControl();<a name="line.78"></a>
-<span class="sourceLineNo">079</span>    this.memstore = new DefaultMemStore();<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  }<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span>  public void testPutSameKey() {<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    byte [] bytes = Bytes.toBytes(getName());<a name="line.83"></a>
-<span class="sourceLineNo">084</span>    KeyValue kv = new KeyValue(bytes, bytes, bytes, bytes);<a name="line.84"></a>
-<span class="sourceLineNo">085</span>    this.memstore.add(kv);<a name="line.85"></a>
-<span class="sourceLineNo">086</span>    byte [] other = Bytes.toBytes("somethingelse");<a name="line.86"></a>
-<span class="sourceLineNo">087</span>    KeyValue samekey = new KeyValue(bytes, bytes, bytes, other);<a name="line.87"></a>
-<span class="sourceLineNo">088</span>    this.memstore.add(samekey);<a name="line.88"></a>
-<span class="sourceLineNo">089</span>    Cell found = this.memstore.cellSet.first();<a name="line.89"></a>
-<span class="sourceLineNo">090</span>    assertEquals(1, this.memstore.cellSet.size());<a name="line.90"></a>
-<span class="sourceLineNo">091</span>    assertTrue(<a name="line.91"></a>
-<span class="sourceLineNo">092</span>      Bytes.toString(found.getValueArray(), found.getValueOffset(), found.getValueLength()),<a name="line.92"></a>
-<span class="sourceLineNo">093</span>      CellUtil.matchingValue(samekey, found));<a name="line.93"></a>
-<span class="sourceLineNo">094</span>  }<a name="line.94"></a>
-<span class="sourceLineNo">095</span><a name="line.95"></a>
-<span class="sourceLineNo">096</span>  /**<a name="line.96"></a>
-<span class="sourceLineNo">097</span>   * Test memstore snapshot happening while scanning.<a name="line.97"></a>
-<span class="sourceLineNo">098</span>   * @throws IOException<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   */<a name="line.99"></a>
-<span class="sourceLineNo">100</span>  public void testScanAcrossSnapshot() throws IOException {<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    int rowCount = addRows(this.memstore);<a name="line.101"></a>
-<span class="sourceLineNo">102</span>    List&lt;KeyValueScanner&gt; memstorescanners = this.memstore.getScanners(0);<a name="line.102"></a>
-<span class="sourceLineNo">103</span>    Scan scan = new Scan();<a name="line.103"></a>
-<span class="sourceLineNo">104</span>    List&lt;Cell&gt; result = new ArrayList&lt;Cell&gt;();<a name="line.104"></a>
-<span class="sourceLineNo">105</span>    Configuration conf = HBaseConfiguration.create();<a name="line.105"></a>
-<span class="sourceLineNo">106</span>    ScanInfo scanInfo =<a name="line.106"></a>
-<span class="sourceLineNo">107</span>        new ScanInfo(conf, null, 0, 1, HConstants.LATEST_TIMESTAMP, KeepDeletedCells.FALSE, 0,<a name="line.107"></a>
-<span class="sourceLineNo">108</span>            this.memstore.comparator);<a name="line.108"></a>
-<span class="sourceLineNo">109</span>    ScanType scanType = ScanType.USER_SCAN;<a name="line.109"></a>
-<span class="sourceLineNo">110</span>    StoreScanner s = new StoreScanner(scan, scanInfo, scanType, null, memstorescanners);<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    int count = 0;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>    try {<a name="line.112"></a>
-<span class="sourceLineNo">113</span>      while (s.next(result)) {<a name="line.113"></a>
-<span class="sourceLineNo">114</span>        LOG.info(result);<a name="line.114"></a>
-<span class="sourceLineNo">115</span>        count++;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>        // Row count is same as column count.<a name="line.116"></a>
-<span class="sourceLineNo">117</span>        assertEquals(rowCount, result.size());<a name="line.117"></a>
-<span class="sourceLineNo">118</span>        result.clear();<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      }<a name="line.119"></a>
-<span class="sourceLineNo">120</span>    } finally {<a name="line.120"></a>
-<span class="sourceLineNo">121</span>      s.close();<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    }<a name="line.122"></a>
-<span class="sourceLineNo">123</span>    assertEquals(rowCount, count);<a name="line.123"></a>
-<span class="sourceLineNo">124</span>    for (KeyValueScanner scanner : memstorescanners) {<a name="line.124"></a>
-<span class="sourceLineNo">125</span>      scanner.close();<a name="line.125"></a>
-<span class="sourceLineNo">126</span>    }<a name="line.126"></a>
-<span class="sourceLineNo">127</span><a name="line.127"></a>
-<span class="sourceLineNo">128</span>    memstorescanners = this.memstore.getScanners(mvcc.getReadPoint());<a name="line.128"></a>
-<span class="sourceLineNo">129</span>    // Now assert can count same number even if a snapshot mid-scan.<a name="line.129"></a>
-<span class="sourceLineNo">130</span>    s = new StoreScanner(scan, scanInfo, scanType, null, memstorescanners);<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    count = 0;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>    try {<a name="line.132"></a>
-<span class="sourceLineNo">133</span>      while (s.next(result)) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span>        LOG.info(result);<a name="line.134"></a>
-<span class="sourceLineNo">135</span>        // Assert the stuff is coming out in right order.<a name="line.135"></a>
-<span class="sourceLineNo">136</span>        assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count)));<a name="line.136"></a>
-<span class="sourceLineNo">137</span>        count++;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>        // Row count is same as column count.<a name="line.138"></a>
-<span class="sourceLineNo">139</span>        assertEquals(rowCount, result.size());<a name="line.139"></a>
-<span class="sourceLineNo">140</span>        if (count == 2) {<a name="line.140"></a>
-<span class="sourceLineNo">141</span>          this.memstore.snapshot();<a name="line.141"></a>
-<span class="sourceLineNo">142</span>          LOG.info("Snapshotted");<a name="line.142"></a>
-<span class="sourceLineNo">143</span>        }<a name="line.143"></a>
-<span class="sourceLineNo">144</span>        result.clear();<a name="line.144"></a>
-<span class="sourceLineNo">145</span>      }<a name="line.145"></a>
-<span class="sourceLineNo">146</span>    } finally {<a name="line.146"></a>
-<span class="sourceLineNo">147</span>      s.close();<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    }<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    assertEquals(rowCount, count);<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    for (KeyValueScanner scanner : memstorescanners) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span>      scanner.close();<a name="line.151"></a>
-<span class="sourceLineNo">152</span>    }<a name="line.152"></a>
-<span class="sourceLineNo">153</span>    memstorescanners = this.memstore.getScanners(mvcc.getReadPoint());<a name="line.153"></a>
-<span class="sourceLineNo">154</span>    // Assert that new values are seen in kvset as we scan.<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    long ts = System.currentTimeMillis();<a name="line.155"></a>
-<span class="sourceLineNo">156</span>    s = new StoreScanner(scan, scanInfo, scanType, null, memstorescanners);<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    count = 0;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>    int snapshotIndex = 5;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>    try {<a name="line.159"></a>
-<span class="sourceLineNo">160</span>      while (s.next(result)) {<a name="line.160"></a>
-<span class="sourceLineNo">161</span>        LOG.info(result);<a name="line.161"></a>
-<span class="sourceLineNo">162</span>        // Assert the stuff is coming out in right order.<a name="line.162"></a>
-<span class="sourceLineNo">163</span>        assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count)));<a name="line.163"></a>
-<span class="sourceLineNo">164</span>        // Row count is same as column count.<a name="line.164"></a>
-<span class="sourceLineNo">165</span>        assertEquals("count=" + count + ", result=" + result, rowCount, result.size());<a name="line.165"></a>
-<span class="sourceLineNo">166</span>        count++;<a name="line.166"></a>
-<span class="sourceLineNo">167</span>        if (count == snapshotIndex) {<a name="line.167"></a>
-<span class="sourceLineNo">168</span>          MemStoreSnapshot snapshot = this.memstore.snapshot();<a name="line.168"></a>
-<span class="sourceLineNo">169</span>          this.memstore.clearSnapshot(snapshot.getId());<a name="line.169"></a>
-<span class="sourceLineNo">170</span>          // Added more rows into kvset.  But the scanner wont see these rows.<a name="line.170"></a>
-<span class="sourceLineNo">171</span>          addRows(this.memstore, ts);<a name="line.171"></a>
-<span class="sourceLineNo">172</span>          LOG.info("Snapshotted, cleared it and then added values (which wont be seen)");<a name="line.172"></a>
-<span class="sourceLineNo">173</span>        }<a name="line.173"></a>
-<span class="sourceLineNo">174</span>        result.clear();<a name="line.174"></a>
-<span class="sourceLineNo">175</span>      }<a name="line.175"></a>
-<span class="sourceLineNo">176</span>    } finally {<a name="line.176"></a>
-<span class="sourceLineNo">177</span>      s.close();<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    }<a name="line.178"></a>
-<span class="sourceLineNo">179</span>    assertEquals(rowCount, count);<a name="line.179"></a>
-<span class="sourceLineNo">180</span>  }<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span>  /**<a name="line.182"></a>
-<span class="sourceLineNo">183</span>   * A simple test which verifies the 3 possible states when scanning across snapshot.<a name="line.183"></a>
-<span class="sourceLineNo">184</span>   * @throws IOException<a name="line.184"></a>
-<span class="sourceLineNo">185</span>   * @throws CloneNotSupportedException<a name="line.185"></a>
-<span class="sourceLineNo">186</span>   */<a name="line.186"></a>
-<span class="sourceLineNo">187</span>  public void testScanAcrossSnapshot2() throws IOException, CloneNotSupportedException {<a name="line.187"></a>
-<span class="sourceLineNo">188</span>    // we are going to the scanning across snapshot with two kvs<a name="line.188"></a>
-<span class="sourceLineNo">189</span>    // kv1 should always be returned before kv2<a name="line.189"></a>
-<span class="sourceLineNo">190</span>    final byte[] one = Bytes.toBytes(1);<a name="line.190"></a>
-<span class="sourceLineNo">191</span>    final byte[] two = Bytes.toBytes(2);<a name="line.191"></a>
-<span class="sourceLineNo">192</span>    final byte[] f = Bytes.toBytes("f");<a name="line.192"></a>
-<span class="sourceLineNo">193</span>    final byte[] q = Bytes.toBytes("q");<a name="line.193"></a>
-<span class="sourceLineNo">194</span>    final byte[] v = Bytes.toBytes(3);<a name="line.194"></a>
-<span class="sourceLineNo">195</span><a name="line.195"></a>
-<span class="sourceLineNo">196</span>    final KeyValue kv1 = new KeyValue(one, f, q, v);<a name="line.196"></a>
-<span class="sourceLineNo">197</span>    final KeyValue kv2 = new KeyValue(two, f, q, v);<a name="line.197"></a>
+<span class="sourceLineNo">064</span>import static org.mockito.Mockito.mock;<a name="line.64"></a>
+<span class="sourceLineNo">065</span>import static org.mockito.Mockito.when;<a name="line.65"></a>
+<span class="sourceLineNo">066</span><a name="line.66"></a>
+<span class="sourceLineNo">067</span>/** memstore test case */<a name="line.67"></a>
+<span class="sourceLineNo">068</span>@Category({RegionServerTests.class, MediumTests.class})<a name="line.68"></a>
+<span class="sourceLineNo">069</span>public class TestDefaultMemStore extends TestCase {<a name="line.69"></a>
+<span class="sourceLineNo">070</span>  private static final Log LOG = LogFactory.getLog(TestDefaultMemStore.class);<a name="line.70"></a>
+<span class="sourceLineNo">071</span>  private DefaultMemStore memstore;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>  private static final int ROW_COUNT = 10;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  private static final int QUALIFIER_COUNT = ROW_COUNT;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>  private static final byte [] FAMILY = Bytes.toBytes("column");<a name="line.74"></a>
+<span class="sourceLineNo">075</span>  private MultiVersionConcurrencyControl mvcc;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  private AtomicLong startSeqNum = new AtomicLong(0);<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span>  @Override<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  public void setUp() throws Exception {<a name="line.79"></a>
+<span class="sourceLineNo">080</span>    super.setUp();<a name="line.80"></a>
+<span class="sourceLineNo">081</span>    this.mvcc = new MultiVersionConcurrencyControl();<a name="line.81"></a>
+<span class="sourceLineNo">082</span>    this.memstore = new DefaultMemStore();<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  }<a name="line.83"></a>
+<span class="sourceLineNo">084</span><a name="line.84"></a>
+<span class="sourceLineNo">085</span>  public void testPutSameKey() {<a name="line.85"></a>
+<span class="sourceLineNo">086</span>    byte [] bytes = Bytes.toBytes(getName());<a name="line.86"></a>
+<span class="sourceLineNo">087</span>    KeyValue kv = new KeyValue(bytes, bytes, bytes, bytes);<a name="line.87"></a>
+<span class="sourceLineNo">088</span>    this.memstore.add(kv);<a name="line.88"></a>
+<span class="sourceLineNo">089</span>    byte [] other = Bytes.toBytes("somethingelse");<a name="line.89"></a>
+<span class="sourceLineNo">090</span>    KeyValue samekey = new KeyValue(bytes, bytes, bytes, other);<a name="line.90"></a>
+<span class="sourceLineNo">091</span>    this.memstore.add(samekey);<a name="line.91"></a>
+<span class="sourceLineNo">092</span>    Cell found = this.memstore.cellSet.first();<a name="line.92"></a>
+<span class="sourceLineNo">093</span>    assertEquals(1, this.memstore.cellSet.size());<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    assertTrue(<a name="line.94"></a>
+<span class="sourceLineNo">095</span>      Bytes.toString(found.getValueArray(), found.getValueOffset(), found.getValueLength()),<a name="line.95"></a>
+<span class="sourceLineNo">096</span>      CellUtil.matchingValue(samekey, found));<a name="line.96"></a>
+<span class="sourceLineNo">097</span>  }<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span>  /**<a name="line.99"></a>
+<span class="sourceLineNo">100</span>   * Test memstore snapshot happening while scanning.<a name="line.100"></a>
+<span class="sourceLineNo">101</span>   * @throws IOException<a name="line.101"></a>
+<span class="sourceLineNo">102</span>   */<a name="line.102"></a>
+<span class="sourceLineNo">103</span>  public void testScanAcrossSnapshot() throws IOException {<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    int rowCount = addRows(this.memstore);<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    List&lt;KeyValueScanner&gt; memstorescanners = this.memstore.getScanners(0);<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    Scan scan = new Scan();<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    List&lt;Cell&gt; result = new ArrayList&lt;Cell&gt;();<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    Configuration conf = HBaseConfiguration.create();<a name="line.108"></a>
+<span class="sourceLineNo">109</span>    ScanInfo scanInfo =<a name="line.109"></a>
+<span class="sourceLineNo">110</span>        new ScanInfo(conf, null, 0, 1, HConstants.LATEST_TIMESTAMP, KeepDeletedCells.FALSE, 0,<a name="line.110"></a>
+<span class="sourceLineNo">111</span>            this.memstore.comparator);<a name="line.111"></a>
+<span class="sourceLineNo">112</span>    ScanType scanType = ScanType.USER_SCAN;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>    StoreScanner s = new StoreScanner(scan, scanInfo, scanType, null, memstorescanners);<a name="line.113"></a>
+<span class="sourceLineNo">114</span>    int count = 0;<a name="line.114"></a>
+<span class="sourceLineNo">115</span>    try {<a name="line.115"></a>
+<span class="sourceLineNo">116</span>      while (s.next(result)) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span>        LOG.info(result);<a name="line.117"></a>
+<span class="sourceLineNo">118</span>        count++;<a name="line.118"></a>
+<span class="sourceLineNo">119</span>        // Row count is same as column count.<a name="line.119"></a>
+<span class="sourceLineNo">120</span>        assertEquals(rowCount, result.size());<a name="line.120"></a>
+<span class="sourceLineNo">121</span>        result.clear();<a name="line.121"></a>
+<span class="sourceLineNo">122</span>      }<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    } finally {<a name="line.123"></a>
+<span class="sourceLineNo">124</span>      s.close();<a name="line.124"></a>
+<span class="sourceLineNo">125</span>    }<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    assertEquals(rowCount, count);<a name="line.126"></a>
+<span class="sourceLineNo">127</span>    for (KeyValueScanner scanner : memstorescanners) {<a name="line.127"></a>
+<span class="sourceLineNo">128</span>      scanner.close();<a name="line.128"></a>
+<span class="sourceLineNo">129</span>    }<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span>    memstorescanners = this.memstore.getScanners(mvcc.getReadPoint());<a name="line.131"></a>
+<span class="sourceLineNo">132</span>    // Now assert can count same number even if a snapshot mid-scan.<a name="line.132"></a>
+<span class="sourceLineNo">133</span>    s = new StoreScanner(scan, scanInfo, scanType, null, memstorescanners);<a name="line.133"></a>
+<span class="sourceLineNo">134</span>    count = 0;<a name="line.134"></a>
+<span class="sourceLineNo">135</span>    try {<a name="line.135"></a>
+<span class="sourceLineNo">136</span>      while (s.next(result)) {<a name="line.136"></a>
+<span class="sourceLineNo">137</span>        LOG.info(result);<a name="line.137"></a>
+<span class="sourceLineNo">138</span>        // Assert the stuff is coming out in right order.<a name="line.138"></a>
+<span class="sourceLineNo">139</span>        assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count)));<a name="line.139"></a>
+<span class="sourceLineNo">140</span>        count++;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>        // Row count is same as column count.<a name="line.141"></a>
+<span class="sourceLineNo">142</span>        assertEquals(rowCount, result.size());<a name="line.142"></a>
+<span class="sourceLineNo">143</span>        if (count == 2) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span>          this.memstore.snapshot();<a name="line.144"></a>
+<span class="sourceLineNo">145</span>          LOG.info("Snapshotted");<a name="line.145"></a>
+<span class="sourceLineNo">146</span>        }<a name="line.146"></a>
+<span class="sourceLineNo">147</span>        result.clear();<a name="line.147"></a>
+<span class="sourceLineNo">148</span>      }<a name="line.148"></a>
+<span class="sourceLineNo">149</span>    } finally {<a name="line.149"></a>
+<span class="sourceLineNo">150</span>      s.close();<a name="line.150"></a>
+<span class="sourceLineNo">151</span>    }<a name="line.151"></a>
+<span class="sourceLineNo">152</span>    assertEquals(rowCount, count);<a name="line.152"></a>
+<span class="sourceLineNo">153</span>    for (KeyValueScanner scanner : memstorescanners) {<a name="line.153"></a>
+<span class="sourceLineNo">154</span>      scanner.close();<a name="line.154"></a>
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+<span class="sourceLineNo">157</span>    // Assert that new values are seen in kvset as we scan.<a name="line.157"></a>
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+<span class="sourceLineNo">165</span>        // Assert the stuff is coming out in right order.<a name="line.165"></a>
+<span class="sourceLineNo">166</span>        assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count)));<a name="line.166"></a>
+<span class="sourceLineNo">167</span>        // Row count is same as column count.<a name="line.167"></a>
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+<span class="sourceLineNo">170</span>        if (count == snapshotIndex) {<a name="line.170"></a>
+<span class="sourceLineNo">171</span>          MemStoreSnapshot snapshot = this.memstore.snapshot();<a name="line.171"></a>
+<span class="sourceLineNo">172</span>          this.memstore.clearSnapshot(snapshot.getId());<a name="line.172"></a>
+<span class="sourceLineNo">173</span>          // Added more rows into kvset.  But the scanner wont see these rows.<a name="line.173"></a>
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+<span class="sourceLineNo">184</span><a name="line.184"></a>
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+<span class="sourceLineNo">186</span>   * A simple test which verifies the 3 possible states when scanning across snapshot.<a name="line.186"></a>
+<span class="sourceLineNo">187</span>   * @throws IOException<a name="line.187"></a>
+<span class="sourceLineNo">188</span>   * @throws CloneNotSupportedException<a name="line.188"></a>
+<span class="sourceLineNo">189</span>   */<a name="line.189"></a>
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+<span class="sourceLineNo">192</span>    // kv1 should always be returned before kv2<a name="line.192"></a>
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+<span class="sourceLineNo">194</span>    final byte[] two = Bytes.toBytes(2);<a name="line.194"></a>
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+<span class="sourceLineNo">197</span>    final byte[] v = Bytes.toBytes(3);<a name="line.197"></a>
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-<span class="sourceLineNo">248</span>    final byte[] q1 = Bytes.toBytes("q1");<a name="line.248"></a>
-<span class="sourceLineNo">249</span>    final byte[] q2 = Bytes.toBytes("q2");<a name="line.249"></a>
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+<span class="sourceLineNo">206</span><a name="line.206"></a>
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+<span class="sourceLineNo">228</span>  }<a name="line.228"></a>
+<span class="sourceLineNo">229</span><a name="line.229"></a>
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+<span class="sourceLineNo">234</span><a name="line.234"></a>
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+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span>    assertTrue(<a name="line.241"></a>
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+<span class="sourceLineNo">243</span>        "\nExpected:\n" + Joiner.on("\n").join(expected),<a name="line.243"></a>
+<span class="sourceLineNo">244</span>        Iterables.elementsEqual(Arrays.asList(expected), returned));<a name="line.244"></a>
+<span class="sourceLineNo">245</span>    assertNull(scanner.peek());<a name="line.245"></a>
+<span class="sourceLineNo">246</span>  }<a name="line.246"></a>
+<span class="sourceLineNo">247</span><a name="line.247"></a>
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+<span class="sourceLineNo">250</span>    final byte[] f = Bytes.toBytes("family");<a name="line.250"></a>
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+<span class="sourceLineNo">252</span>    final byte[] q2 = Bytes.toBytes("q2");<a name="line.252"></a>
+<span class="sourceLineNo">253</span>    final byte[] v = Bytes.toBytes("value");<a name="line.253"></a>
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-<span class="sourceLineNo">257</span>    memstore.add(kv1);<a name="line.257"></a>
-<span class="sourceLineNo">258</span><a name="line.258"></a>
-<span class="sourceLineNo">259</span>    KeyValueScanner s = this.memstore.getScanners(mvcc.getReadPoint()).get(0);<a name="line.259"></a>
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+<span class="sourceLineNo">260</span>    memstore.add(kv1);<a name="line.260"></a>
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-<span class="sourceLineNo">262</span>    mvcc.completeAndWait(w);<a name="line.262"></a>
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+<span class="sourceLineNo">264</span><a name="line.264"></a>
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-<span class="sourceLineNo">270</span>    memstore.add(kv2);<a name="line.270"></a>
-<span class="sourceLineNo">271</span><a name="line.271"></a>
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+<span class="sourceLineNo">273</span>    memstore.add(kv2);<a name="line.273"></a>
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-<span class="sourceLineNo">275</span>    mvcc.completeAndWait(w);<a name="line.275"></a>
-<span class="sourceLineNo">276</span><a name="line.276"></a>
-<span class="sourceLineNo">277</span>    s = this.memstore.getScanners(mvcc.getReadPoint()).get(0);<a name="line.277"></a>
-<span class="sourceLineNo">278</span>    assertScannerResults(s, new KeyValue[]{kv1, kv2});<a name="line.278"></a>
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-<span class="sourceLineNo">281</span>  /**<a name="line.281"></a>
-<span class="sourceLineNo">282</span>   * Regression test for HBASE-2616, HBASE-2670.<a name="line.282"></a>
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-<span class="sourceLineNo">284</span>   * the same timestamp, we still need to provide consistent reads<a name="line.284"></a>
-<span class="sourceLineNo">285</span>   * for the same scanner.<a name="line.285"></a>
-<span class="sourceLineNo">286</span>   */<a name="line.286"></a>
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-<span class="sourceLineNo">288</span>    final byte[] row = Bytes.toBytes(1);<a name="line.288"></a>
-<span class="sourceLineNo">289</span>    final byte[] f = Bytes.toBytes("family");<a name="line.289"></a>
-<span class="sourceLineNo">290</span>    final byte[] q1 = Bytes.toBytes("q1");<a name="line.290"></a>
-<span class="sourceLineNo">291</span>    final byte[] q2 = Bytes.toBytes("q2");<a name="line.291"></a>
-<span class="sourceLineNo">292</span>    final byte[] v1 = Bytes.toBytes("value1");<a name="line.292"></a>
-<span class="sourceLineNo">293</span>    final byte[] v2 = Bytes.toBytes("value2");<a name="line.293"></a>
-<span class="sourceLineNo">294</span><a name="line.294"></a>
-<span class="sourceLineNo">295</span>    // INSERT 1: Write both columns val1<a name="line.295"></a>
-<span class="sourceLineNo">296</span>    MultiVersionConcurrencyControl.WriteEntry w =<a name="line.296"></a>
-<span class="sourceLineNo">297</span>        mvcc.begin();<a name="line.297"></a>
-<span class="sourceLineNo">298</span><a name="line.298"></a>
-<span class="sourceLineNo">299</span>    KeyValue kv11 = new KeyValue(row, f, q1, v1);<a name="line.299"></a>
-<span class="sourceLineNo">300</span>    kv11.setSequenceId(w.getWriteNumber());<a name="line.300"></a>
-<span class="sourceLineNo">301</span>    memstore.add(kv11);<a name="line.301"></a>
-<span class="sourceLineNo">302</span><a name="line.302"></a>
-<span class="sourceLineNo">303</span>    KeyValue kv12 = new KeyValue(row, f, q2, v1);<a name="line.303"></a>
-<span class="sourceLineNo">304</span>    kv12.setSequenceId(w.getWriteNumber());<a name="line.304"></a>
-<span class="sourceLineNo">305</span>    memstore.add(kv12);<a name="line.305"></a>
-<span class="sourceLineNo">306</span>    mvcc.completeAndWait(w);<a name="line.306"></a>
-<span class="sourceLineNo">307</span><a name="line.307"></a>
-<span class="sourceLineNo">308</span>    // BEFORE STARTING INSERT 2, SEE FIRST KVS<a name="line.308"></a>
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-<span class="sourceLineNo">547</span>        isExpectedRowWithoutTimestamps(rowId, row);<

<TRUNCATED>

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