Repository: hbase-site
Updated Branches:
  refs/heads/asf-site ed55643d6 -> 177c08e42


http://git-wip-us.apache.org/repos/asf/hbase-site/blob/177c08e4/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestResult.html
----------------------------------------------------------------------
diff --git 
a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestResult.html 
b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestResult.html
index 9888dd1..8cbad38 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestResult.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestResult.html
@@ -33,310 +33,328 @@
 <span class="sourceLineNo">025</span>import java.nio.ByteBuffer;<a 
name="line.25"></a>
 <span class="sourceLineNo">026</span>import java.util.Arrays;<a 
name="line.26"></a>
 <span class="sourceLineNo">027</span>import java.util.List;<a 
name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import junit.framework.TestCase;<a 
name="line.29"></a>
-<span class="sourceLineNo">030</span><a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.commons.logging.Log;<a 
name="line.31"></a>
-<span class="sourceLineNo">032</span>import 
org.apache.commons.logging.LogFactory;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.Cell;<a 
name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.CellComparator;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.CellScanner;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.CellUtil;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.KeyValue;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import 
org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import 
org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import 
org.apache.hadoop.hbase.util.Bytes;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import 
org.junit.experimental.categories.Category;<a name="line.41"></a>
-<span class="sourceLineNo">042</span><a name="line.42"></a>
-<span class="sourceLineNo">043</span>@Category({SmallTests.class, 
ClientTests.class})<a name="line.43"></a>
-<span class="sourceLineNo">044</span>public class TestResult extends TestCase 
{<a name="line.44"></a>
-<span class="sourceLineNo">045</span><a name="line.45"></a>
-<span class="sourceLineNo">046</span>  private static final Log LOG = 
LogFactory.getLog(TestResult.class.getName());<a name="line.46"></a>
-<span class="sourceLineNo">047</span><a name="line.47"></a>
-<span class="sourceLineNo">048</span>  static KeyValue[] genKVs(final byte[] 
row, final byte[] family,<a name="line.48"></a>
-<span class="sourceLineNo">049</span>                           final byte[] 
value,<a name="line.49"></a>
-<span class="sourceLineNo">050</span>                    final long 
timestamp,<a name="line.50"></a>
-<span class="sourceLineNo">051</span>                    final int cols) {<a 
name="line.51"></a>
-<span class="sourceLineNo">052</span>    KeyValue [] kvs = new 
KeyValue[cols];<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span>    for (int i = 0; i &lt; cols ; i++) 
{<a name="line.54"></a>
-<span class="sourceLineNo">055</span>      kvs[i] = new KeyValue(<a 
name="line.55"></a>
-<span class="sourceLineNo">056</span>          row, family, 
Bytes.toBytes(i),<a name="line.56"></a>
-<span class="sourceLineNo">057</span>          timestamp,<a name="line.57"></a>
-<span class="sourceLineNo">058</span>          Bytes.add(value, 
Bytes.toBytes(i)));<a name="line.58"></a>
-<span class="sourceLineNo">059</span>    }<a name="line.59"></a>
-<span class="sourceLineNo">060</span>    return kvs;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>  }<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span>  static final byte [] row = 
Bytes.toBytes("row");<a name="line.63"></a>
-<span class="sourceLineNo">064</span>  static final byte [] family = 
Bytes.toBytes("family");<a name="line.64"></a>
-<span class="sourceLineNo">065</span>  static final byte [] value = 
Bytes.toBytes("value");<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>  /**<a name="line.67"></a>
-<span class="sourceLineNo">068</span>   * Run some tests to ensure Result acts 
like a proper CellScanner.<a name="line.68"></a>
-<span class="sourceLineNo">069</span>   * @throws IOException<a 
name="line.69"></a>
-<span class="sourceLineNo">070</span>   */<a name="line.70"></a>
-<span class="sourceLineNo">071</span>  public void testResultAsCellScanner() 
throws IOException {<a name="line.71"></a>
-<span class="sourceLineNo">072</span>    Cell [] cells = genKVs(row, family, 
value, 1, 10);<a name="line.72"></a>
-<span class="sourceLineNo">073</span>    Arrays.sort(cells, 
CellComparator.COMPARATOR);<a name="line.73"></a>
-<span class="sourceLineNo">074</span>    Result r = Result.create(cells);<a 
name="line.74"></a>
-<span class="sourceLineNo">075</span>    assertSame(r, cells);<a 
name="line.75"></a>
-<span class="sourceLineNo">076</span>    // Assert I run over same result 
multiple times.<a name="line.76"></a>
-<span class="sourceLineNo">077</span>    assertSame(r.cellScanner(), cells);<a 
name="line.77"></a>
+<span class="sourceLineNo">028</span>import 
java.util.NoSuchElementException;<a name="line.28"></a>
+<span class="sourceLineNo">029</span><a name="line.29"></a>
+<span class="sourceLineNo">030</span>import junit.framework.TestCase;<a 
name="line.30"></a>
+<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.commons.logging.Log;<a 
name="line.32"></a>
+<span class="sourceLineNo">033</span>import 
org.apache.commons.logging.LogFactory;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.Cell;<a 
name="line.34"></a>
+<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.CellComparator;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.CellScanner;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.CellUtil;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import 
org.apache.hadoop.hbase.KeyValue;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import 
org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import 
org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import 
org.apache.hadoop.hbase.util.Bytes;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import 
org.junit.experimental.categories.Category;<a name="line.42"></a>
+<span class="sourceLineNo">043</span><a name="line.43"></a>
+<span class="sourceLineNo">044</span>@Category({SmallTests.class, 
ClientTests.class})<a name="line.44"></a>
+<span class="sourceLineNo">045</span>public class TestResult extends TestCase 
{<a name="line.45"></a>
+<span class="sourceLineNo">046</span><a name="line.46"></a>
+<span class="sourceLineNo">047</span>  private static final Log LOG = 
LogFactory.getLog(TestResult.class.getName());<a name="line.47"></a>
+<span class="sourceLineNo">048</span><a name="line.48"></a>
+<span class="sourceLineNo">049</span>  static KeyValue[] genKVs(final byte[] 
row, final byte[] family,<a name="line.49"></a>
+<span class="sourceLineNo">050</span>                           final byte[] 
value,<a name="line.50"></a>
+<span class="sourceLineNo">051</span>                    final long 
timestamp,<a name="line.51"></a>
+<span class="sourceLineNo">052</span>                    final int cols) {<a 
name="line.52"></a>
+<span class="sourceLineNo">053</span>    KeyValue [] kvs = new 
KeyValue[cols];<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>    for (int i = 0; i &lt; cols ; i++) 
{<a name="line.55"></a>
+<span class="sourceLineNo">056</span>      kvs[i] = new KeyValue(<a 
name="line.56"></a>
+<span class="sourceLineNo">057</span>          row, family, 
Bytes.toBytes(i),<a name="line.57"></a>
+<span class="sourceLineNo">058</span>          timestamp,<a name="line.58"></a>
+<span class="sourceLineNo">059</span>          Bytes.add(value, 
Bytes.toBytes(i)));<a name="line.59"></a>
+<span class="sourceLineNo">060</span>    }<a name="line.60"></a>
+<span class="sourceLineNo">061</span>    return kvs;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>  }<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span>  static final byte [] row = 
Bytes.toBytes("row");<a name="line.64"></a>
+<span class="sourceLineNo">065</span>  static final byte [] family = 
Bytes.toBytes("family");<a name="line.65"></a>
+<span class="sourceLineNo">066</span>  static final byte [] value = 
Bytes.toBytes("value");<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span>  /**<a name="line.68"></a>
+<span class="sourceLineNo">069</span>   * Run some tests to ensure Result acts 
like a proper CellScanner.<a name="line.69"></a>
+<span class="sourceLineNo">070</span>   * @throws IOException<a 
name="line.70"></a>
+<span class="sourceLineNo">071</span>   */<a name="line.71"></a>
+<span class="sourceLineNo">072</span>  public void testResultAsCellScanner() 
throws IOException {<a name="line.72"></a>
+<span class="sourceLineNo">073</span>    Cell [] cells = genKVs(row, family, 
value, 1, 10);<a name="line.73"></a>
+<span class="sourceLineNo">074</span>    Arrays.sort(cells, 
CellComparator.COMPARATOR);<a name="line.74"></a>
+<span class="sourceLineNo">075</span>    Result r = Result.create(cells);<a 
name="line.75"></a>
+<span class="sourceLineNo">076</span>    assertSame(r, cells);<a 
name="line.76"></a>
+<span class="sourceLineNo">077</span>    // Assert I run over same result 
multiple times.<a name="line.77"></a>
 <span class="sourceLineNo">078</span>    assertSame(r.cellScanner(), cells);<a 
name="line.78"></a>
-<span class="sourceLineNo">079</span>    // Assert we are not creating new 
object when doing cellscanner<a name="line.79"></a>
-<span class="sourceLineNo">080</span>    assertTrue(r == r.cellScanner());<a 
name="line.80"></a>
-<span class="sourceLineNo">081</span>  }<a name="line.81"></a>
-<span class="sourceLineNo">082</span><a name="line.82"></a>
-<span class="sourceLineNo">083</span>  private void assertSame(final 
CellScanner cellScanner, final Cell [] cells) throws IOException {<a 
name="line.83"></a>
-<span class="sourceLineNo">084</span>    int count = 0;<a name="line.84"></a>
-<span class="sourceLineNo">085</span>    while (cellScanner.advance()) {<a 
name="line.85"></a>
-<span class="sourceLineNo">086</span>      
assertTrue(cells[count].equals(cellScanner.current()));<a name="line.86"></a>
-<span class="sourceLineNo">087</span>      count++;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>    }<a name="line.88"></a>
-<span class="sourceLineNo">089</span>    assertEquals(cells.length, count);<a 
name="line.89"></a>
-<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>  public void testBasicGetColumn() throws 
Exception {<a name="line.92"></a>
-<span class="sourceLineNo">093</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
-<span class="sourceLineNo">095</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.95"></a>
-<span class="sourceLineNo">096</span><a name="line.96"></a>
-<span class="sourceLineNo">097</span>    Result r = Result.create(kvs);<a 
name="line.97"></a>
-<span class="sourceLineNo">098</span><a name="line.98"></a>
-<span class="sourceLineNo">099</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.99"></a>
-<span class="sourceLineNo">100</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.100"></a>
-<span class="sourceLineNo">101</span><a name="line.101"></a>
-<span class="sourceLineNo">102</span>      List&lt;Cell&gt; ks = 
r.getColumnCells(family, qf);<a name="line.102"></a>
-<span class="sourceLineNo">103</span>      assertEquals(1, ks.size());<a 
name="line.103"></a>
-<span class="sourceLineNo">104</span>      
assertTrue(CellUtil.matchingQualifier(ks.get(0), qf));<a name="line.104"></a>
-<span class="sourceLineNo">105</span>      assertEquals(ks.get(0), 
r.getColumnLatestCell(family, qf));<a name="line.105"></a>
-<span class="sourceLineNo">106</span>    }<a name="line.106"></a>
-<span class="sourceLineNo">107</span>  }<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span>  public void testMultiVersionGetColumn() 
throws Exception {<a name="line.109"></a>
-<span class="sourceLineNo">110</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.111"></a>
-<span class="sourceLineNo">112</span><a name="line.112"></a>
-<span class="sourceLineNo">113</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.113"></a>
-<span class="sourceLineNo">114</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.115"></a>
-<span class="sourceLineNo">116</span><a name="line.116"></a>
-<span class="sourceLineNo">117</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.117"></a>
-<span class="sourceLineNo">118</span><a name="line.118"></a>
-<span class="sourceLineNo">119</span>    Result r = Result.create(kvs);<a 
name="line.119"></a>
-<span class="sourceLineNo">120</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.120"></a>
-<span class="sourceLineNo">121</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span>      List&lt;Cell&gt; ks = 
r.getColumnCells(family, qf);<a name="line.123"></a>
-<span class="sourceLineNo">124</span>      assertEquals(2, ks.size());<a 
name="line.124"></a>
-<span class="sourceLineNo">125</span>      
assertTrue(CellUtil.matchingQualifier(ks.get(0), qf));<a name="line.125"></a>
-<span class="sourceLineNo">126</span>      assertEquals(200, 
ks.get(0).getTimestamp());<a name="line.126"></a>
-<span class="sourceLineNo">127</span>      assertEquals(ks.get(0), 
r.getColumnLatestCell(family, qf));<a name="line.127"></a>
-<span class="sourceLineNo">128</span>    }<a name="line.128"></a>
-<span class="sourceLineNo">129</span>  }<a name="line.129"></a>
+<span class="sourceLineNo">079</span>    assertSame(r.cellScanner(), cells);<a 
name="line.79"></a>
+<span class="sourceLineNo">080</span>    // Assert we are not creating new 
object when doing cellscanner<a name="line.80"></a>
+<span class="sourceLineNo">081</span>    assertTrue(r == r.cellScanner());<a 
name="line.81"></a>
+<span class="sourceLineNo">082</span>  }<a name="line.82"></a>
+<span class="sourceLineNo">083</span><a name="line.83"></a>
+<span class="sourceLineNo">084</span>  private void assertSame(final 
CellScanner cellScanner, final Cell [] cells) throws IOException {<a 
name="line.84"></a>
+<span class="sourceLineNo">085</span>    int count = 0;<a name="line.85"></a>
+<span class="sourceLineNo">086</span>    while (cellScanner.advance()) {<a 
name="line.86"></a>
+<span class="sourceLineNo">087</span>      
assertTrue(cells[count].equals(cellScanner.current()));<a name="line.87"></a>
+<span class="sourceLineNo">088</span>      count++;<a name="line.88"></a>
+<span class="sourceLineNo">089</span>    }<a name="line.89"></a>
+<span class="sourceLineNo">090</span>    assertEquals(cells.length, count);<a 
name="line.90"></a>
+<span class="sourceLineNo">091</span>  }<a name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span>  public void testBasicGetColumn() throws 
Exception {<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.96"></a>
+<span class="sourceLineNo">097</span><a name="line.97"></a>
+<span class="sourceLineNo">098</span>    Result r = Result.create(kvs);<a 
name="line.98"></a>
+<span class="sourceLineNo">099</span><a name="line.99"></a>
+<span class="sourceLineNo">100</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.100"></a>
+<span class="sourceLineNo">101</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.101"></a>
+<span class="sourceLineNo">102</span><a name="line.102"></a>
+<span class="sourceLineNo">103</span>      List&lt;Cell&gt; ks = 
r.getColumnCells(family, qf);<a name="line.103"></a>
+<span class="sourceLineNo">104</span>      assertEquals(1, ks.size());<a 
name="line.104"></a>
+<span class="sourceLineNo">105</span>      
assertTrue(CellUtil.matchingQualifier(ks.get(0), qf));<a name="line.105"></a>
+<span class="sourceLineNo">106</span>      assertEquals(ks.get(0), 
r.getColumnLatestCell(family, qf));<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    }<a name="line.107"></a>
+<span class="sourceLineNo">108</span>  }<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>  public void testCurrentOnEmptyCell() 
throws IOException {<a name="line.110"></a>
+<span class="sourceLineNo">111</span>    Result r = Result.create(new 
Cell[0]);<a name="line.111"></a>
+<span class="sourceLineNo">112</span>    assertFalse(r.advance());<a 
name="line.112"></a>
+<span class="sourceLineNo">113</span>    assertNull(r.current());<a 
name="line.113"></a>
+<span class="sourceLineNo">114</span>  }<a name="line.114"></a>
+<span class="sourceLineNo">115</span><a name="line.115"></a>
+<span class="sourceLineNo">116</span>  public void 
testAdvanceTwiceOnEmptyCell() throws IOException {<a name="line.116"></a>
+<span class="sourceLineNo">117</span>    Result r = Result.create(new 
Cell[0]);<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    assertFalse(r.advance());<a 
name="line.118"></a>
+<span class="sourceLineNo">119</span>    try {<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      r.advance();<a name="line.120"></a>
+<span class="sourceLineNo">121</span>      fail("NoSuchElementException should 
have been thrown!");<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    } catch (NoSuchElementException ex) 
{<a name="line.122"></a>
+<span class="sourceLineNo">123</span>      LOG.debug("As expected: " + 
ex.getMessage());<a name="line.123"></a>
+<span class="sourceLineNo">124</span>    }<a name="line.124"></a>
+<span class="sourceLineNo">125</span>  }<a name="line.125"></a>
+<span class="sourceLineNo">126</span><a name="line.126"></a>
+<span class="sourceLineNo">127</span>  public void testMultiVersionGetColumn() 
throws Exception {<a name="line.127"></a>
+<span class="sourceLineNo">128</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.128"></a>
+<span class="sourceLineNo">129</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.129"></a>
 <span class="sourceLineNo">130</span><a name="line.130"></a>
-<span class="sourceLineNo">131</span>  public void testBasicGetValue() throws 
Exception {<a name="line.131"></a>
-<span class="sourceLineNo">132</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.132"></a>
-<span class="sourceLineNo">133</span><a name="line.133"></a>
-<span class="sourceLineNo">134</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span>    Result r = Result.create(kvs);<a 
name="line.136"></a>
-<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">131</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.131"></a>
+<span class="sourceLineNo">132</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.132"></a>
+<span class="sourceLineNo">133</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.133"></a>
+<span class="sourceLineNo">134</span><a name="line.134"></a>
+<span class="sourceLineNo">135</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span>    Result r = Result.create(kvs);<a 
name="line.137"></a>
 <span class="sourceLineNo">138</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.138"></a>
 <span class="sourceLineNo">139</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.139"></a>
 <span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span>      assertByteEquals(Bytes.add(value, 
Bytes.toBytes(i)), r.getValue(family, qf));<a name="line.141"></a>
-<span class="sourceLineNo">142</span>      assertTrue(r.containsColumn(family, 
qf));<a name="line.142"></a>
-<span class="sourceLineNo">143</span>    }<a name="line.143"></a>
-<span class="sourceLineNo">144</span>  }<a name="line.144"></a>
-<span class="sourceLineNo">145</span><a name="line.145"></a>
-<span class="sourceLineNo">146</span>  public void testMultiVersionGetValue() 
throws Exception {<a name="line.146"></a>
-<span class="sourceLineNo">147</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.150"></a>
-<span class="sourceLineNo">151</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.151"></a>
-<span class="sourceLineNo">152</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.152"></a>
+<span class="sourceLineNo">141</span>      List&lt;Cell&gt; ks = 
r.getColumnCells(family, qf);<a name="line.141"></a>
+<span class="sourceLineNo">142</span>      assertEquals(2, ks.size());<a 
name="line.142"></a>
+<span class="sourceLineNo">143</span>      
assertTrue(CellUtil.matchingQualifier(ks.get(0), qf));<a name="line.143"></a>
+<span class="sourceLineNo">144</span>      assertEquals(200, 
ks.get(0).getTimestamp());<a name="line.144"></a>
+<span class="sourceLineNo">145</span>      assertEquals(ks.get(0), 
r.getColumnLatestCell(family, qf));<a name="line.145"></a>
+<span class="sourceLineNo">146</span>    }<a name="line.146"></a>
+<span class="sourceLineNo">147</span>  }<a name="line.147"></a>
+<span class="sourceLineNo">148</span><a name="line.148"></a>
+<span class="sourceLineNo">149</span>  public void testBasicGetValue() throws 
Exception {<a name="line.149"></a>
+<span class="sourceLineNo">150</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.152"></a>
 <span class="sourceLineNo">153</span><a name="line.153"></a>
-<span class="sourceLineNo">154</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.154"></a>
+<span class="sourceLineNo">154</span>    Result r = Result.create(kvs);<a 
name="line.154"></a>
 <span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span>    Result r = Result.create(kvs);<a 
name="line.156"></a>
-<span class="sourceLineNo">157</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.157"></a>
-<span class="sourceLineNo">158</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.158"></a>
-<span class="sourceLineNo">159</span><a name="line.159"></a>
-<span class="sourceLineNo">160</span>      assertByteEquals(Bytes.add(value, 
Bytes.toBytes(i)), r.getValue(family, qf));<a name="line.160"></a>
-<span class="sourceLineNo">161</span>      assertTrue(r.containsColumn(family, 
qf));<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>  }<a name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span>  public void testBasicLoadValue() throws 
Exception {<a name="line.165"></a>
-<span class="sourceLineNo">166</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.166"></a>
+<span class="sourceLineNo">156</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.156"></a>
+<span class="sourceLineNo">157</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.157"></a>
+<span class="sourceLineNo">158</span><a name="line.158"></a>
+<span class="sourceLineNo">159</span>      assertByteEquals(Bytes.add(value, 
Bytes.toBytes(i)), r.getValue(family, qf));<a name="line.159"></a>
+<span class="sourceLineNo">160</span>      assertTrue(r.containsColumn(family, 
qf));<a name="line.160"></a>
+<span class="sourceLineNo">161</span>    }<a name="line.161"></a>
+<span class="sourceLineNo">162</span>  }<a name="line.162"></a>
+<span class="sourceLineNo">163</span><a name="line.163"></a>
+<span class="sourceLineNo">164</span>  public void testMultiVersionGetValue() 
throws Exception {<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.165"></a>
+<span class="sourceLineNo">166</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.166"></a>
 <span class="sourceLineNo">167</span><a name="line.167"></a>
-<span class="sourceLineNo">168</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.168"></a>
-<span class="sourceLineNo">169</span><a name="line.169"></a>
-<span class="sourceLineNo">170</span>    Result r = Result.create(kvs);<a 
name="line.170"></a>
-<span class="sourceLineNo">171</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.173"></a>
-<span class="sourceLineNo">174</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.174"></a>
-<span class="sourceLineNo">175</span><a name="line.175"></a>
-<span class="sourceLineNo">176</span>      loadValueBuffer.clear();<a 
name="line.176"></a>
-<span class="sourceLineNo">177</span>      r.loadValue(family, qf, 
loadValueBuffer);<a name="line.177"></a>
-<span class="sourceLineNo">178</span>      loadValueBuffer.flip();<a 
name="line.178"></a>
-<span class="sourceLineNo">179</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))), 
loadValueBuffer);<a name="line.179"></a>
-<span class="sourceLineNo">180</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))),<a 
name="line.180"></a>
-<span class="sourceLineNo">181</span>          r.getValueAsByteBuffer(family, 
qf));<a name="line.181"></a>
-<span class="sourceLineNo">182</span>    }<a name="line.182"></a>
-<span class="sourceLineNo">183</span>  }<a name="line.183"></a>
-<span class="sourceLineNo">184</span><a name="line.184"></a>
-<span class="sourceLineNo">185</span>  public void testMultiVersionLoadValue() 
throws Exception {<a name="line.185"></a>
-<span class="sourceLineNo">186</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.186"></a>
-<span class="sourceLineNo">187</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.187"></a>
-<span class="sourceLineNo">188</span><a name="line.188"></a>
-<span class="sourceLineNo">189</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.189"></a>
-<span class="sourceLineNo">190</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.190"></a>
-<span class="sourceLineNo">191</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.191"></a>
-<span class="sourceLineNo">192</span><a name="line.192"></a>
-<span class="sourceLineNo">193</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.193"></a>
-<span class="sourceLineNo">194</span><a name="line.194"></a>
-<span class="sourceLineNo">195</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.195"></a>
-<span class="sourceLineNo">196</span><a name="line.196"></a>
-<span class="sourceLineNo">197</span>    Result r = Result.create(kvs);<a 
name="line.197"></a>
-<span class="sourceLineNo">198</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.198"></a>
-<span class="sourceLineNo">199</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.199"></a>
-<span class="sourceLineNo">200</span><a name="line.200"></a>
-<span class="sourceLineNo">201</span>      loadValueBuffer.clear();<a 
name="line.201"></a>
-<span class="sourceLineNo">202</span>      r.loadValue(family, qf, 
loadValueBuffer);<a name="line.202"></a>
-<span class="sourceLineNo">203</span>      loadValueBuffer.flip();<a 
name="line.203"></a>
-<span class="sourceLineNo">204</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))), 
loadValueBuffer);<a name="line.204"></a>
-<span class="sourceLineNo">205</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))),<a 
name="line.205"></a>
-<span class="sourceLineNo">206</span>          r.getValueAsByteBuffer(family, 
qf));<a name="line.206"></a>
-<span class="sourceLineNo">207</span>    }<a name="line.207"></a>
-<span class="sourceLineNo">208</span>  }<a name="line.208"></a>
-<span class="sourceLineNo">209</span><a name="line.209"></a>
-<span class="sourceLineNo">210</span>  /**<a name="line.210"></a>
-<span class="sourceLineNo">211</span>   * Verify that 
Result.compareResults(...) behaves correctly.<a name="line.211"></a>
-<span class="sourceLineNo">212</span>   */<a name="line.212"></a>
-<span class="sourceLineNo">213</span>  public void testCompareResults() throws 
Exception {<a name="line.213"></a>
-<span class="sourceLineNo">214</span>    byte [] value1 = 
Bytes.toBytes("value1");<a name="line.214"></a>
-<span class="sourceLineNo">215</span>    byte [] qual = 
Bytes.toBytes("qual");<a name="line.215"></a>
-<span class="sourceLineNo">216</span><a name="line.216"></a>
-<span class="sourceLineNo">217</span>    KeyValue kv1 = new KeyValue(row, 
family, qual, value);<a name="line.217"></a>
-<span class="sourceLineNo">218</span>    KeyValue kv2 = new KeyValue(row, 
family, qual, value1);<a name="line.218"></a>
-<span class="sourceLineNo">219</span><a name="line.219"></a>
-<span class="sourceLineNo">220</span>    Result r1 = Result.create(new 
KeyValue[] {kv1});<a name="line.220"></a>
-<span class="sourceLineNo">221</span>    Result r2 = Result.create(new 
KeyValue[] {kv2});<a name="line.221"></a>
-<span class="sourceLineNo">222</span>    // no exception thrown<a 
name="line.222"></a>
-<span class="sourceLineNo">223</span>    Result.compareResults(r1, r1);<a 
name="line.223"></a>
-<span class="sourceLineNo">224</span>    try {<a name="line.224"></a>
-<span class="sourceLineNo">225</span>      // these are different 
(HBASE-4800)<a name="line.225"></a>
-<span class="sourceLineNo">226</span>      Result.compareResults(r1, r2);<a 
name="line.226"></a>
-<span class="sourceLineNo">227</span>      fail();<a name="line.227"></a>
-<span class="sourceLineNo">228</span>    } catch (Exception x) {<a 
name="line.228"></a>
-<span class="sourceLineNo">229</span>      
assertTrue(x.getMessage().startsWith("This result was different:"));<a 
name="line.229"></a>
-<span class="sourceLineNo">230</span>    }<a name="line.230"></a>
-<span class="sourceLineNo">231</span>  }<a name="line.231"></a>
-<span class="sourceLineNo">232</span><a name="line.232"></a>
-<span class="sourceLineNo">233</span>  /**<a name="line.233"></a>
-<span class="sourceLineNo">234</span>   * Verifies that one can't modify 
instance of EMPTY_RESULT.<a name="line.234"></a>
-<span class="sourceLineNo">235</span>   */<a name="line.235"></a>
-<span class="sourceLineNo">236</span>  public void testEmptyResultIsReadonly() 
{<a name="line.236"></a>
-<span class="sourceLineNo">237</span>    Result emptyResult = 
Result.EMPTY_RESULT;<a name="line.237"></a>
-<span class="sourceLineNo">238</span>    Result otherResult = new Result();<a 
name="line.238"></a>
-<span class="sourceLineNo">239</span><a name="line.239"></a>
-<span class="sourceLineNo">240</span>    try {<a name="line.240"></a>
-<span class="sourceLineNo">241</span>      
emptyResult.copyFrom(otherResult);<a name="line.241"></a>
-<span class="sourceLineNo">242</span>      fail("UnsupportedOperationException 
should have been thrown!");<a name="line.242"></a>
-<span class="sourceLineNo">243</span>    } catch 
(UnsupportedOperationException ex) {<a name="line.243"></a>
-<span class="sourceLineNo">244</span>      LOG.debug("As expected: " + 
ex.getMessage());<a name="line.244"></a>
-<span class="sourceLineNo">245</span>    }<a name="line.245"></a>
-<span class="sourceLineNo">246</span>    try {<a name="line.246"></a>
-<span class="sourceLineNo">247</span>      emptyResult.setExists(true);<a 
name="line.247"></a>
-<span class="sourceLineNo">248</span>      fail("UnsupportedOperationException 
should have been thrown!");<a name="line.248"></a>
-<span class="sourceLineNo">249</span>    } catch 
(UnsupportedOperationException ex) {<a name="line.249"></a>
-<span class="sourceLineNo">250</span>      LOG.debug("As expected: " + 
ex.getMessage());<a name="line.250"></a>
-<span class="sourceLineNo">251</span>    }<a name="line.251"></a>
-<span class="sourceLineNo">252</span>  }<a name="line.252"></a>
-<span class="sourceLineNo">253</span><a name="line.253"></a>
-<span class="sourceLineNo">254</span>  /**<a name="line.254"></a>
-<span class="sourceLineNo">255</span>   * Microbenchmark that compares {@link 
Result#getValue} and {@link Result#loadValue} performance.<a 
name="line.255"></a>
-<span class="sourceLineNo">256</span>   *<a name="line.256"></a>
-<span class="sourceLineNo">257</span>   * @throws Exception<a 
name="line.257"></a>
-<span class="sourceLineNo">258</span>   */<a name="line.258"></a>
-<span class="sourceLineNo">259</span>  public void doReadBenchmark() throws 
Exception {<a name="line.259"></a>
-<span class="sourceLineNo">260</span><a name="line.260"></a>
-<span class="sourceLineNo">261</span>    final int n = 5;<a 
name="line.261"></a>
-<span class="sourceLineNo">262</span>    final int m = 100000000;<a 
name="line.262"></a>
-<span class="sourceLineNo">263</span><a name="line.263"></a>
-<span class="sourceLineNo">264</span>    StringBuilder valueSB = new 
StringBuilder();<a name="line.264"></a>
-<span class="sourceLineNo">265</span>    for (int i = 0; i &lt; 100; i++) {<a 
name="line.265"></a>
-<span class="sourceLineNo">266</span>      valueSB.append((byte)(Math.random() 
* 10));<a name="line.266"></a>
-<span class="sourceLineNo">267</span>    }<a name="line.267"></a>
-<span class="sourceLineNo">268</span><a name="line.268"></a>
-<span class="sourceLineNo">269</span>    StringBuilder rowSB = new 
StringBuilder();<a name="line.269"></a>
-<span class="sourceLineNo">270</span>    for (int i = 0; i &lt; 50; i++) {<a 
name="line.270"></a>
-<span class="sourceLineNo">271</span>      rowSB.append((byte)(Math.random() * 
10));<a name="line.271"></a>
-<span class="sourceLineNo">272</span>    }<a name="line.272"></a>
-<span class="sourceLineNo">273</span><a name="line.273"></a>
-<span class="sourceLineNo">274</span>    KeyValue [] kvs = 
genKVs(Bytes.toBytes(rowSB.toString()), family,<a name="line.274"></a>
-<span class="sourceLineNo">275</span>        
Bytes.toBytes(valueSB.toString()), 1, n);<a name="line.275"></a>
-<span class="sourceLineNo">276</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.276"></a>
-<span class="sourceLineNo">277</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.277"></a>
-<span class="sourceLineNo">278</span>    Result r = Result.create(kvs);<a 
name="line.278"></a>
-<span class="sourceLineNo">279</span><a name="line.279"></a>
-<span class="sourceLineNo">280</span>    byte[][] qfs = new 
byte[n][Bytes.SIZEOF_INT];<a name="line.280"></a>
-<span class="sourceLineNo">281</span>    for (int i = 0; i &lt; n; ++i) {<a 
name="line.281"></a>
-<span class="sourceLineNo">282</span>      System.arraycopy(qfs[i], 0, 
Bytes.toBytes(i), 0, Bytes.SIZEOF_INT);<a name="line.282"></a>
-<span class="sourceLineNo">283</span>    }<a name="line.283"></a>
-<span class="sourceLineNo">284</span><a name="line.284"></a>
-<span class="sourceLineNo">285</span>    // warm up<a name="line.285"></a>
-<span class="sourceLineNo">286</span>    for (int k = 0; k &lt; 100000; k++) 
{<a name="line.286"></a>
-<span class="sourceLineNo">287</span>      for (int i = 0; i &lt; n; ++i) {<a 
name="line.287"></a>
-<span class="sourceLineNo">288</span>        r.getValue(family, qfs[i]);<a 
name="line.288"></a>
-<span class="sourceLineNo">289</span>        loadValueBuffer.clear();<a 
name="line.289"></a>
-<span class="sourceLineNo">290</span>        r.loadValue(family, qfs[i], 
loadValueBuffer);<a name="line.290"></a>
-<span class="sourceLineNo">291</span>        loadValueBuffer.flip();<a 
name="line.291"></a>
-<span class="sourceLineNo">292</span>      }<a name="line.292"></a>
-<span class="sourceLineNo">293</span>    }<a name="line.293"></a>
-<span class="sourceLineNo">294</span><a name="line.294"></a>
-<span class="sourceLineNo">295</span>    System.gc();<a name="line.295"></a>
-<span class="sourceLineNo">296</span>    long start = System.nanoTime();<a 
name="line.296"></a>
-<span class="sourceLineNo">297</span>    for (int k = 0; k &lt; m; k++) {<a 
name="line.297"></a>
-<span class="sourceLineNo">298</span>      for (int i = 0; i &lt; n; ++i) {<a 
name="line.298"></a>
-<span class="sourceLineNo">299</span>        loadValueBuffer.clear();<a 
name="line.299"></a>
-<span class="sourceLineNo">300</span>        r.loadValue(family, qfs[i], 
loadValueBuffer);<a name="line.300"></a>
-<span class="sourceLineNo">301</span>        loadValueBuffer.flip();<a 
name="line.301"></a>
-<span class="sourceLineNo">302</span>      }<a name="line.302"></a>
-<span class="sourceLineNo">303</span>    }<a name="line.303"></a>
-<span class="sourceLineNo">304</span>    long stop = System.nanoTime();<a 
name="line.304"></a>
-<span class="sourceLineNo">305</span>    System.out.println("loadValue(): " + 
(stop - start));<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span>    System.gc();<a name="line.307"></a>
-<span class="sourceLineNo">308</span>    start = System.nanoTime();<a 
name="line.308"></a>
-<span class="sourceLineNo">309</span>    for (int k = 0; k &lt; m; k++) {<a 
name="line.309"></a>
-<span class="sourceLineNo">310</span>      for (int i = 0; i &lt; n; i++) {<a 
name="line.310"></a>
-<span class="sourceLineNo">311</span>        r.getValue(family, qfs[i]);<a 
name="line.311"></a>
-<span class="sourceLineNo">312</span>      }<a name="line.312"></a>
-<span class="sourceLineNo">313</span>    }<a name="line.313"></a>
-<span class="sourceLineNo">314</span>    stop = System.nanoTime();<a 
name="line.314"></a>
-<span class="sourceLineNo">315</span>    System.out.println("getValue():  " + 
(stop - start));<a name="line.315"></a>
-<span class="sourceLineNo">316</span>  }<a name="line.316"></a>
-<span class="sourceLineNo">317</span><a name="line.317"></a>
-<span class="sourceLineNo">318</span>  /**<a name="line.318"></a>
-<span class="sourceLineNo">319</span>   * Calls non-functional test methods.<a 
name="line.319"></a>
-<span class="sourceLineNo">320</span>   *<a name="line.320"></a>
-<span class="sourceLineNo">321</span>   * @param args<a name="line.321"></a>
-<span class="sourceLineNo">322</span>   */<a name="line.322"></a>
-<span class="sourceLineNo">323</span>  public static void main(String[] args) 
{<a name="line.323"></a>
-<span class="sourceLineNo">324</span>    TestResult testResult = new 
TestResult();<a name="line.324"></a>
-<span class="sourceLineNo">325</span>    try {<a name="line.325"></a>
-<span class="sourceLineNo">326</span>      testResult.doReadBenchmark();<a 
name="line.326"></a>
-<span class="sourceLineNo">327</span>    } catch (Exception e) {<a 
name="line.327"></a>
-<span class="sourceLineNo">328</span>      LOG.error("Unexpected exception", 
e);<a name="line.328"></a>
-<span class="sourceLineNo">329</span>    }<a name="line.329"></a>
-<span class="sourceLineNo">330</span>  }<a name="line.330"></a>
-<span class="sourceLineNo">331</span>}<a name="line.331"></a>
+<span class="sourceLineNo">168</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.168"></a>
+<span class="sourceLineNo">169</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.170"></a>
+<span class="sourceLineNo">171</span><a name="line.171"></a>
+<span class="sourceLineNo">172</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.172"></a>
+<span class="sourceLineNo">173</span><a name="line.173"></a>
+<span class="sourceLineNo">174</span>    Result r = Result.create(kvs);<a 
name="line.174"></a>
+<span class="sourceLineNo">175</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.175"></a>
+<span class="sourceLineNo">176</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.176"></a>
+<span class="sourceLineNo">177</span><a name="line.177"></a>
+<span class="sourceLineNo">178</span>      assertByteEquals(Bytes.add(value, 
Bytes.toBytes(i)), r.getValue(family, qf));<a name="line.178"></a>
+<span class="sourceLineNo">179</span>      assertTrue(r.containsColumn(family, 
qf));<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>  public void testBasicLoadValue() throws 
Exception {<a name="line.183"></a>
+<span class="sourceLineNo">184</span>    KeyValue [] kvs = genKVs(row, family, 
value, 1, 100);<a name="line.184"></a>
+<span class="sourceLineNo">185</span><a name="line.185"></a>
+<span class="sourceLineNo">186</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.186"></a>
+<span class="sourceLineNo">187</span><a name="line.187"></a>
+<span class="sourceLineNo">188</span>    Result r = Result.create(kvs);<a 
name="line.188"></a>
+<span class="sourceLineNo">189</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.189"></a>
+<span class="sourceLineNo">190</span><a name="line.190"></a>
+<span class="sourceLineNo">191</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.191"></a>
+<span class="sourceLineNo">192</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.192"></a>
+<span class="sourceLineNo">193</span><a name="line.193"></a>
+<span class="sourceLineNo">194</span>      loadValueBuffer.clear();<a 
name="line.194"></a>
+<span class="sourceLineNo">195</span>      r.loadValue(family, qf, 
loadValueBuffer);<a name="line.195"></a>
+<span class="sourceLineNo">196</span>      loadValueBuffer.flip();<a 
name="line.196"></a>
+<span class="sourceLineNo">197</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))), 
loadValueBuffer);<a name="line.197"></a>
+<span class="sourceLineNo">198</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))),<a 
name="line.198"></a>
+<span class="sourceLineNo">199</span>          r.getValueAsByteBuffer(family, 
qf));<a name="line.199"></a>
+<span class="sourceLineNo">200</span>    }<a name="line.200"></a>
+<span class="sourceLineNo">201</span>  }<a name="line.201"></a>
+<span class="sourceLineNo">202</span><a name="line.202"></a>
+<span class="sourceLineNo">203</span>  public void testMultiVersionLoadValue() 
throws Exception {<a name="line.203"></a>
+<span class="sourceLineNo">204</span>    KeyValue [] kvs1 = genKVs(row, 
family, value, 1, 100);<a name="line.204"></a>
+<span class="sourceLineNo">205</span>    KeyValue [] kvs2 = genKVs(row, 
family, value, 200, 100);<a name="line.205"></a>
+<span class="sourceLineNo">206</span><a name="line.206"></a>
+<span class="sourceLineNo">207</span>    KeyValue [] kvs = new 
KeyValue[kvs1.length+kvs2.length];<a name="line.207"></a>
+<span class="sourceLineNo">208</span>    System.arraycopy(kvs1, 0, kvs, 0, 
kvs1.length);<a name="line.208"></a>
+<span class="sourceLineNo">209</span>    System.arraycopy(kvs2, 0, kvs, 
kvs1.length, kvs2.length);<a name="line.209"></a>
+<span class="sourceLineNo">210</span><a name="line.210"></a>
+<span class="sourceLineNo">211</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.211"></a>
+<span class="sourceLineNo">212</span><a name="line.212"></a>
+<span class="sourceLineNo">213</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.213"></a>
+<span class="sourceLineNo">214</span><a name="line.214"></a>
+<span class="sourceLineNo">215</span>    Result r = Result.create(kvs);<a 
name="line.215"></a>
+<span class="sourceLineNo">216</span>    for (int i = 0; i &lt; 100; ++i) {<a 
name="line.216"></a>
+<span class="sourceLineNo">217</span>      final byte[] qf = 
Bytes.toBytes(i);<a name="line.217"></a>
+<span class="sourceLineNo">218</span><a name="line.218"></a>
+<span class="sourceLineNo">219</span>      loadValueBuffer.clear();<a 
name="line.219"></a>
+<span class="sourceLineNo">220</span>      r.loadValue(family, qf, 
loadValueBuffer);<a name="line.220"></a>
+<span class="sourceLineNo">221</span>      loadValueBuffer.flip();<a 
name="line.221"></a>
+<span class="sourceLineNo">222</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))), 
loadValueBuffer);<a name="line.222"></a>
+<span class="sourceLineNo">223</span>      
assertEquals(ByteBuffer.wrap(Bytes.add(value, Bytes.toBytes(i))),<a 
name="line.223"></a>
+<span class="sourceLineNo">224</span>          r.getValueAsByteBuffer(family, 
qf));<a name="line.224"></a>
+<span class="sourceLineNo">225</span>    }<a name="line.225"></a>
+<span class="sourceLineNo">226</span>  }<a name="line.226"></a>
+<span class="sourceLineNo">227</span><a name="line.227"></a>
+<span class="sourceLineNo">228</span>  /**<a name="line.228"></a>
+<span class="sourceLineNo">229</span>   * Verify that 
Result.compareResults(...) behaves correctly.<a name="line.229"></a>
+<span class="sourceLineNo">230</span>   */<a name="line.230"></a>
+<span class="sourceLineNo">231</span>  public void testCompareResults() throws 
Exception {<a name="line.231"></a>
+<span class="sourceLineNo">232</span>    byte [] value1 = 
Bytes.toBytes("value1");<a name="line.232"></a>
+<span class="sourceLineNo">233</span>    byte [] qual = 
Bytes.toBytes("qual");<a name="line.233"></a>
+<span class="sourceLineNo">234</span><a name="line.234"></a>
+<span class="sourceLineNo">235</span>    KeyValue kv1 = new KeyValue(row, 
family, qual, value);<a name="line.235"></a>
+<span class="sourceLineNo">236</span>    KeyValue kv2 = new KeyValue(row, 
family, qual, value1);<a name="line.236"></a>
+<span class="sourceLineNo">237</span><a name="line.237"></a>
+<span class="sourceLineNo">238</span>    Result r1 = Result.create(new 
KeyValue[] {kv1});<a name="line.238"></a>
+<span class="sourceLineNo">239</span>    Result r2 = Result.create(new 
KeyValue[] {kv2});<a name="line.239"></a>
+<span class="sourceLineNo">240</span>    // no exception thrown<a 
name="line.240"></a>
+<span class="sourceLineNo">241</span>    Result.compareResults(r1, r1);<a 
name="line.241"></a>
+<span class="sourceLineNo">242</span>    try {<a name="line.242"></a>
+<span class="sourceLineNo">243</span>      // these are different 
(HBASE-4800)<a name="line.243"></a>
+<span class="sourceLineNo">244</span>      Result.compareResults(r1, r2);<a 
name="line.244"></a>
+<span class="sourceLineNo">245</span>      fail();<a name="line.245"></a>
+<span class="sourceLineNo">246</span>    } catch (Exception x) {<a 
name="line.246"></a>
+<span class="sourceLineNo">247</span>      
assertTrue(x.getMessage().startsWith("This result was different:"));<a 
name="line.247"></a>
+<span class="sourceLineNo">248</span>    }<a name="line.248"></a>
+<span class="sourceLineNo">249</span>  }<a name="line.249"></a>
+<span class="sourceLineNo">250</span><a name="line.250"></a>
+<span class="sourceLineNo">251</span>  /**<a name="line.251"></a>
+<span class="sourceLineNo">252</span>   * Verifies that one can't modify 
instance of EMPTY_RESULT.<a name="line.252"></a>
+<span class="sourceLineNo">253</span>   */<a name="line.253"></a>
+<span class="sourceLineNo">254</span>  public void testEmptyResultIsReadonly() 
{<a name="line.254"></a>
+<span class="sourceLineNo">255</span>    Result emptyResult = 
Result.EMPTY_RESULT;<a name="line.255"></a>
+<span class="sourceLineNo">256</span>    Result otherResult = new Result();<a 
name="line.256"></a>
+<span class="sourceLineNo">257</span><a name="line.257"></a>
+<span class="sourceLineNo">258</span>    try {<a name="line.258"></a>
+<span class="sourceLineNo">259</span>      
emptyResult.copyFrom(otherResult);<a name="line.259"></a>
+<span class="sourceLineNo">260</span>      fail("UnsupportedOperationException 
should have been thrown!");<a name="line.260"></a>
+<span class="sourceLineNo">261</span>    } catch 
(UnsupportedOperationException ex) {<a name="line.261"></a>
+<span class="sourceLineNo">262</span>      LOG.debug("As expected: " + 
ex.getMessage());<a name="line.262"></a>
+<span class="sourceLineNo">263</span>    }<a name="line.263"></a>
+<span class="sourceLineNo">264</span>    try {<a name="line.264"></a>
+<span class="sourceLineNo">265</span>      emptyResult.setExists(true);<a 
name="line.265"></a>
+<span class="sourceLineNo">266</span>      fail("UnsupportedOperationException 
should have been thrown!");<a name="line.266"></a>
+<span class="sourceLineNo">267</span>    } catch 
(UnsupportedOperationException ex) {<a name="line.267"></a>
+<span class="sourceLineNo">268</span>      LOG.debug("As expected: " + 
ex.getMessage());<a name="line.268"></a>
+<span class="sourceLineNo">269</span>    }<a name="line.269"></a>
+<span class="sourceLineNo">270</span>  }<a name="line.270"></a>
+<span class="sourceLineNo">271</span><a name="line.271"></a>
+<span class="sourceLineNo">272</span>  /**<a name="line.272"></a>
+<span class="sourceLineNo">273</span>   * Microbenchmark that compares {@link 
Result#getValue} and {@link Result#loadValue} performance.<a 
name="line.273"></a>
+<span class="sourceLineNo">274</span>   *<a name="line.274"></a>
+<span class="sourceLineNo">275</span>   * @throws Exception<a 
name="line.275"></a>
+<span class="sourceLineNo">276</span>   */<a name="line.276"></a>
+<span class="sourceLineNo">277</span>  public void doReadBenchmark() throws 
Exception {<a name="line.277"></a>
+<span class="sourceLineNo">278</span><a name="line.278"></a>
+<span class="sourceLineNo">279</span>    final int n = 5;<a 
name="line.279"></a>
+<span class="sourceLineNo">280</span>    final int m = 100000000;<a 
name="line.280"></a>
+<span class="sourceLineNo">281</span><a name="line.281"></a>
+<span class="sourceLineNo">282</span>    StringBuilder valueSB = new 
StringBuilder();<a name="line.282"></a>
+<span class="sourceLineNo">283</span>    for (int i = 0; i &lt; 100; i++) {<a 
name="line.283"></a>
+<span class="sourceLineNo">284</span>      valueSB.append((byte)(Math.random() 
* 10));<a name="line.284"></a>
+<span class="sourceLineNo">285</span>    }<a name="line.285"></a>
+<span class="sourceLineNo">286</span><a name="line.286"></a>
+<span class="sourceLineNo">287</span>    StringBuilder rowSB = new 
StringBuilder();<a name="line.287"></a>
+<span class="sourceLineNo">288</span>    for (int i = 0; i &lt; 50; i++) {<a 
name="line.288"></a>
+<span class="sourceLineNo">289</span>      rowSB.append((byte)(Math.random() * 
10));<a name="line.289"></a>
+<span class="sourceLineNo">290</span>    }<a name="line.290"></a>
+<span class="sourceLineNo">291</span><a name="line.291"></a>
+<span class="sourceLineNo">292</span>    KeyValue [] kvs = 
genKVs(Bytes.toBytes(rowSB.toString()), family,<a name="line.292"></a>
+<span class="sourceLineNo">293</span>        
Bytes.toBytes(valueSB.toString()), 1, n);<a name="line.293"></a>
+<span class="sourceLineNo">294</span>    Arrays.sort(kvs, 
CellComparator.COMPARATOR);<a name="line.294"></a>
+<span class="sourceLineNo">295</span>    ByteBuffer loadValueBuffer = 
ByteBuffer.allocate(1024);<a name="line.295"></a>
+<span class="sourceLineNo">296</span>    Result r = Result.create(kvs);<a 
name="line.296"></a>
+<span class="sourceLineNo">297</span><a name="line.297"></a>
+<span class="sourceLineNo">298</span>    byte[][] qfs = new 
byte[n][Bytes.SIZEOF_INT];<a name="line.298"></a>
+<span class="sourceLineNo">299</span>    for (int i = 0; i &lt; n; ++i) {<a 
name="line.299"></a>
+<span class="sourceLineNo">300</span>      System.arraycopy(qfs[i], 0, 
Bytes.toBytes(i), 0, Bytes.SIZEOF_INT);<a name="line.300"></a>
+<span class="sourceLineNo">301</span>    }<a name="line.301"></a>
+<span class="sourceLineNo">302</span><a name="line.302"></a>
+<span class="sourceLineNo">303</span>    // warm up<a name="line.303"></a>
+<span class="sourceLineNo">304</span>    for (int k = 0; k &lt; 100000; k++) 
{<a name="line.304"></a>
+<span class="sourceLineNo">305</span>      for (int i = 0; i &lt; n; ++i) {<a 
name="line.305"></a>
+<span class="sourceLineNo">306</span>        r.getValue(family, qfs[i]);<a 
name="line.306"></a>
+<span class="sourceLineNo">307</span>        loadValueBuffer.clear();<a 
name="line.307"></a>
+<span class="sourceLineNo">308</span>        r.loadValue(family, qfs[i], 
loadValueBuffer);<a name="line.308"></a>
+<span class="sourceLineNo">309</span>        loadValueBuffer.flip();<a 
name="line.309"></a>
+<span class="sourceLineNo">310</span>      }<a name="line.310"></a>
+<span class="sourceLineNo">311</span>    }<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span>    System.gc();<a name="line.313"></a>
+<span class="sourceLineNo">314</span>    long start = System.nanoTime();<a 
name="line.314"></a>
+<span class="sourceLineNo">315</span>    for (int k = 0; k &lt; m; k++) {<a 
name="line.315"></a>
+<span class="sourceLineNo">316</span>      for (int i = 0; i &lt; n; ++i) {<a 
name="line.316"></a>
+<span class="sourceLineNo">317</span>        loadValueBuffer.clear();<a 
name="line.317"></a>
+<span class="sourceLineNo">318</span>        r.loadValue(family, qfs[i], 
loadValueBuffer);<a name="line.318"></a>
+<span class="sourceLineNo">319</span>        loadValueBuffer.flip();<a 
name="line.319"></a>
+<span class="sourceLineNo">320</span>      }<a name="line.320"></a>
+<span class="sourceLineNo">321</span>    }<a name="line.321"></a>
+<span class="sourceLineNo">322</span>    long stop = System.nanoTime();<a 
name="line.322"></a>
+<span class="sourceLineNo">323</span>    System.out.println("loadValue(): " + 
(stop - start));<a name="line.323"></a>
+<span class="sourceLineNo">324</span><a name="line.324"></a>
+<span class="sourceLineNo">325</span>    System.gc();<a name="line.325"></a>
+<span class="sourceLineNo">326</span>    start = System.nanoTime();<a 
name="line.326"></a>
+<span class="sourceLineNo">327</span>    for (int k = 0; k &lt; m; k++) {<a 
name="line.327"></a>
+<span class="sourceLineNo">328</span>      for (int i = 0; i &lt; n; i++) {<a 
name="line.328"></a>
+<span class="sourceLineNo">329</span>        r.getValue(family, qfs[i]);<a 
name="line.329"></a>
+<span class="sourceLineNo">330</span>      }<a name="line.330"></a>
+<span class="sourceLineNo">331</span>    }<a name="line.331"></a>
+<span class="sourceLineNo">332</span>    stop = System.nanoTime();<a 
name="line.332"></a>
+<span class="sourceLineNo">333</span>    System.out.println("getValue():  " + 
(stop - start));<a name="line.333"></a>
+<span class="sourceLineNo">334</span>  }<a name="line.334"></a>
+<span class="sourceLineNo">335</span><a name="line.335"></a>
+<span class="sourceLineNo">336</span>  /**<a name="line.336"></a>
+<span class="sourceLineNo">337</span>   * Calls non-functional test methods.<a 
name="line.337"></a>
+<span class="sourceLineNo">338</span>   *<a name="line.338"></a>
+<span class="sourceLineNo">339</span>   * @param args<a name="line.339"></a>
+<span class="sourceLineNo">340</span>   */<a name="line.340"></a>
+<span class="sourceLineNo">341</span>  public static void main(String[] args) 
{<a name="line.341"></a>
+<span class="sourceLineNo">342</span>    TestResult testResult = new 
TestResult();<a name="line.342"></a>
+<span class="sourceLineNo">343</span>    try {<a name="line.343"></a>
+<span class="sourceLineNo">344</span>      testResult.doReadBenchmark();<a 
name="line.344"></a>
+<span class="sourceLineNo">345</span>    } catch (Exception e) {<a 
name="line.345"></a>
+<span class="sourceLineNo">346</span>      LOG.error("Unexpected exception", 
e);<a name="line.346"></a>
+<span class="sourceLineNo">347</span>    }<a name="line.347"></a>
+<span class="sourceLineNo">348</span>  }<a name="line.348"></a>
+<span class="sourceLineNo">349</span>}<a name="line.349"></a>
 
 
 

Reply via email to