http://git-wip-us.apache.org/repos/asf/hbase-site/blob/07fa263b/testdevapidocs/src-html/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.html index 9166af1..d1d6220 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/TestPartialResultsFromClientSide.html @@ -25,819 +25,1030 @@ <span class="sourceLineNo">017</span> */<a name="line.17"></a> <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase;<a name="line.18"></a> <span class="sourceLineNo">019</span><a name="line.19"></a> -<span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> -<span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import static org.junit.Assert.fail;<a name="line.23"></a> -<span class="sourceLineNo">024</span><a name="line.24"></a> -<span class="sourceLineNo">025</span>import java.io.IOException;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import java.util.ArrayList;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import java.util.LinkedHashSet;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import java.util.List;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import java.util.Set;<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.client.ClientScanner;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Put;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Result;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Table;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.filter.ColumnPrefixFilter;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.filter.ColumnRangeFilter;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.filter.Filter;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.filter.FirstKeyValueMatchingQualifiersFilter;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.filter.RandomRowFilter;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.junit.AfterClass;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.junit.BeforeClass;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.junit.Test;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.junit.experimental.categories.Category;<a name="line.51"></a> -<span class="sourceLineNo">052</span><a name="line.52"></a> -<span class="sourceLineNo">053</span>/**<a name="line.53"></a> -<span class="sourceLineNo">054</span> * These tests are focused on testing how partial results appear to a client. Partial results are<a name="line.54"></a> -<span class="sourceLineNo">055</span> * {@link Result}s that contain only a portion of a row's complete list of cells. Partial results<a name="line.55"></a> -<span class="sourceLineNo">056</span> * are formed when the server breaches its maximum result size when trying to service a client's RPC<a name="line.56"></a> -<span class="sourceLineNo">057</span> * request. It is the responsibility of the scanner on the client side to recognize when partial<a name="line.57"></a> -<span class="sourceLineNo">058</span> * results have been returned and to take action to form the complete results.<a name="line.58"></a> -<span class="sourceLineNo">059</span> * <p><a name="line.59"></a> -<span class="sourceLineNo">060</span> * Unless the flag {@link Scan#setAllowPartialResults(boolean)} has been set to true, the caller of<a name="line.60"></a> -<span class="sourceLineNo">061</span> * {@link ResultScanner#next()} should never see partial results.<a name="line.61"></a> -<span class="sourceLineNo">062</span> */<a name="line.62"></a> -<span class="sourceLineNo">063</span>@Category(MediumTests.class)<a name="line.63"></a> -<span class="sourceLineNo">064</span>public class TestPartialResultsFromClientSide {<a name="line.64"></a> -<span class="sourceLineNo">065</span> private static final Log LOG = LogFactory.getLog(TestPartialResultsFromClientSide.class);<a name="line.65"></a> -<span class="sourceLineNo">066</span><a name="line.66"></a> -<span class="sourceLineNo">067</span> private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.67"></a> +<span class="sourceLineNo">020</span>import static org.junit.Assert.assertArrayEquals;<a name="line.20"></a> +<span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a> +<span class="sourceLineNo">022</span>import static org.junit.Assert.assertFalse;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import static org.junit.Assert.fail;<a name="line.24"></a> +<span class="sourceLineNo">025</span><a name="line.25"></a> +<span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import java.util.ArrayList;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import java.util.LinkedHashSet;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import java.util.List;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import java.util.Set;<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.client.ClientScanner;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Put;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Result;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Table;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.filter.ColumnPrefixFilter;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.filter.ColumnRangeFilter;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.filter.Filter;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.filter.FirstKeyValueMatchingQualifiersFilter;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.filter.RandomRowFilter;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.junit.AfterClass;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.junit.BeforeClass;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.junit.Test;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.junit.experimental.categories.Category;<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span>/**<a name="line.55"></a> +<span class="sourceLineNo">056</span> * These tests are focused on testing how partial results appear to a client. Partial results are<a name="line.56"></a> +<span class="sourceLineNo">057</span> * {@link Result}s that contain only a portion of a row's complete list of cells. Partial results<a name="line.57"></a> +<span class="sourceLineNo">058</span> * are formed when the server breaches its maximum result size when trying to service a client's RPC<a name="line.58"></a> +<span class="sourceLineNo">059</span> * request. It is the responsibility of the scanner on the client side to recognize when partial<a name="line.59"></a> +<span class="sourceLineNo">060</span> * results have been returned and to take action to form the complete results.<a name="line.60"></a> +<span class="sourceLineNo">061</span> * <p><a name="line.61"></a> +<span class="sourceLineNo">062</span> * Unless the flag {@link Scan#setAllowPartialResults(boolean)} has been set to true, the caller of<a name="line.62"></a> +<span class="sourceLineNo">063</span> * {@link ResultScanner#next()} should never see partial results.<a name="line.63"></a> +<span class="sourceLineNo">064</span> */<a name="line.64"></a> +<span class="sourceLineNo">065</span>@Category(MediumTests.class)<a name="line.65"></a> +<span class="sourceLineNo">066</span>public class TestPartialResultsFromClientSide {<a name="line.66"></a> +<span class="sourceLineNo">067</span> private static final Log LOG = LogFactory.getLog(TestPartialResultsFromClientSide.class);<a name="line.67"></a> <span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> private static Table TABLE = null;<a name="line.69"></a> -<span class="sourceLineNo">070</span><a name="line.70"></a> -<span class="sourceLineNo">071</span> /**<a name="line.71"></a> -<span class="sourceLineNo">072</span> * Table configuration<a name="line.72"></a> -<span class="sourceLineNo">073</span> */<a name="line.73"></a> -<span class="sourceLineNo">074</span> private static TableName TABLE_NAME = TableName.valueOf("testTable");<a name="line.74"></a> -<span class="sourceLineNo">075</span><a name="line.75"></a> -<span class="sourceLineNo">076</span> private static int NUM_ROWS = 5;<a name="line.76"></a> -<span class="sourceLineNo">077</span> private static byte[] ROW = Bytes.toBytes("testRow");<a name="line.77"></a> -<span class="sourceLineNo">078</span> private static byte[][] ROWS = HTestConst.makeNAscii(ROW, NUM_ROWS);<a name="line.78"></a> -<span class="sourceLineNo">079</span><a name="line.79"></a> -<span class="sourceLineNo">080</span> // Should keep this value below 10 to keep generation of expected kv's simple. If above 10 then<a name="line.80"></a> -<span class="sourceLineNo">081</span> // table/row/cf1/... will be followed by table/row/cf10/... instead of table/row/cf2/... which<a name="line.81"></a> -<span class="sourceLineNo">082</span> // breaks the simple generation of expected kv's<a name="line.82"></a> -<span class="sourceLineNo">083</span> private static int NUM_FAMILIES = 10;<a name="line.83"></a> -<span class="sourceLineNo">084</span> private static byte[] FAMILY = Bytes.toBytes("testFamily");<a name="line.84"></a> -<span class="sourceLineNo">085</span> private static byte[][] FAMILIES = HTestConst.makeNAscii(FAMILY, NUM_FAMILIES);<a name="line.85"></a> -<span class="sourceLineNo">086</span><a name="line.86"></a> -<span class="sourceLineNo">087</span> private static int NUM_QUALIFIERS = 10;<a name="line.87"></a> -<span class="sourceLineNo">088</span> private static byte[] QUALIFIER = Bytes.toBytes("testQualifier");<a name="line.88"></a> -<span class="sourceLineNo">089</span> private static byte[][] QUALIFIERS = HTestConst.makeNAscii(QUALIFIER, NUM_QUALIFIERS);<a name="line.89"></a> -<span class="sourceLineNo">090</span><a name="line.90"></a> -<span class="sourceLineNo">091</span> private static int VALUE_SIZE = 1024;<a name="line.91"></a> -<span class="sourceLineNo">092</span> private static byte[] VALUE = Bytes.createMaxByteArray(VALUE_SIZE);<a name="line.92"></a> -<span class="sourceLineNo">093</span><a name="line.93"></a> -<span class="sourceLineNo">094</span> private static int NUM_COLS = NUM_FAMILIES * NUM_QUALIFIERS;<a name="line.94"></a> +<span class="sourceLineNo">069</span> private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.69"></a> +<span class="sourceLineNo">070</span> private final static int MINICLUSTER_SIZE = 5;<a name="line.70"></a> +<span class="sourceLineNo">071</span> private static Table TABLE = null;<a name="line.71"></a> +<span class="sourceLineNo">072</span><a name="line.72"></a> +<span class="sourceLineNo">073</span> /**<a name="line.73"></a> +<span class="sourceLineNo">074</span> * Table configuration<a name="line.74"></a> +<span class="sourceLineNo">075</span> */<a name="line.75"></a> +<span class="sourceLineNo">076</span> private static TableName TABLE_NAME = TableName.valueOf("testTable");<a name="line.76"></a> +<span class="sourceLineNo">077</span><a name="line.77"></a> +<span class="sourceLineNo">078</span> private static int NUM_ROWS = 5;<a name="line.78"></a> +<span class="sourceLineNo">079</span> private static byte[] ROW = Bytes.toBytes("testRow");<a name="line.79"></a> +<span class="sourceLineNo">080</span> private static byte[][] ROWS = HTestConst.makeNAscii(ROW, NUM_ROWS);<a name="line.80"></a> +<span class="sourceLineNo">081</span><a name="line.81"></a> +<span class="sourceLineNo">082</span> // Should keep this value below 10 to keep generation of expected kv's simple. If above 10 then<a name="line.82"></a> +<span class="sourceLineNo">083</span> // table/row/cf1/... will be followed by table/row/cf10/... instead of table/row/cf2/... which<a name="line.83"></a> +<span class="sourceLineNo">084</span> // breaks the simple generation of expected kv's<a name="line.84"></a> +<span class="sourceLineNo">085</span> private static int NUM_FAMILIES = 10;<a name="line.85"></a> +<span class="sourceLineNo">086</span> private static byte[] FAMILY = Bytes.toBytes("testFamily");<a name="line.86"></a> +<span class="sourceLineNo">087</span> private static byte[][] FAMILIES = HTestConst.makeNAscii(FAMILY, NUM_FAMILIES);<a name="line.87"></a> +<span class="sourceLineNo">088</span><a name="line.88"></a> +<span class="sourceLineNo">089</span> private static int NUM_QUALIFIERS = 10;<a name="line.89"></a> +<span class="sourceLineNo">090</span> private static byte[] QUALIFIER = Bytes.toBytes("testQualifier");<a name="line.90"></a> +<span class="sourceLineNo">091</span> private static byte[][] QUALIFIERS = HTestConst.makeNAscii(QUALIFIER, NUM_QUALIFIERS);<a name="line.91"></a> +<span class="sourceLineNo">092</span><a name="line.92"></a> +<span class="sourceLineNo">093</span> private static int VALUE_SIZE = 1024;<a name="line.93"></a> +<span class="sourceLineNo">094</span> private static byte[] VALUE = Bytes.createMaxByteArray(VALUE_SIZE);<a name="line.94"></a> <span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> // Approximation of how large the heap size of cells in our table. Should be accessed through<a name="line.96"></a> -<span class="sourceLineNo">097</span> // getCellHeapSize().<a name="line.97"></a> -<span class="sourceLineNo">098</span> private static long CELL_HEAP_SIZE = -1;<a name="line.98"></a> -<span class="sourceLineNo">099</span><a name="line.99"></a> -<span class="sourceLineNo">100</span> @BeforeClass<a name="line.100"></a> -<span class="sourceLineNo">101</span> public static void setUpBeforeClass() throws Exception {<a name="line.101"></a> -<span class="sourceLineNo">102</span> TEST_UTIL.startMiniCluster(3);<a name="line.102"></a> -<span class="sourceLineNo">103</span> TABLE = createTestTable(TABLE_NAME, ROWS, FAMILIES, QUALIFIERS, VALUE);<a name="line.103"></a> -<span class="sourceLineNo">104</span> }<a name="line.104"></a> -<span class="sourceLineNo">105</span><a name="line.105"></a> -<span class="sourceLineNo">106</span> static Table createTestTable(TableName name, byte[][] rows, byte[][] families,<a name="line.106"></a> -<span class="sourceLineNo">107</span> byte[][] qualifiers, byte[] cellValue) throws IOException {<a name="line.107"></a> -<span class="sourceLineNo">108</span> Table ht = TEST_UTIL.createTable(name, families);<a name="line.108"></a> -<span class="sourceLineNo">109</span> List<Put> puts = createPuts(rows, families, qualifiers, cellValue);<a name="line.109"></a> -<span class="sourceLineNo">110</span> ht.put(puts);<a name="line.110"></a> -<span class="sourceLineNo">111</span><a name="line.111"></a> -<span class="sourceLineNo">112</span> return ht;<a name="line.112"></a> -<span class="sourceLineNo">113</span> }<a name="line.113"></a> +<span class="sourceLineNo">096</span> private static int NUM_COLS = NUM_FAMILIES * NUM_QUALIFIERS;<a name="line.96"></a> +<span class="sourceLineNo">097</span><a name="line.97"></a> +<span class="sourceLineNo">098</span> // Approximation of how large the heap size of cells in our table. Should be accessed through<a name="line.98"></a> +<span class="sourceLineNo">099</span> // getCellHeapSize().<a name="line.99"></a> +<span class="sourceLineNo">100</span> private static long CELL_HEAP_SIZE = -1;<a name="line.100"></a> +<span class="sourceLineNo">101</span><a name="line.101"></a> +<span class="sourceLineNo">102</span> @BeforeClass<a name="line.102"></a> +<span class="sourceLineNo">103</span> public static void setUpBeforeClass() throws Exception {<a name="line.103"></a> +<span class="sourceLineNo">104</span> TEST_UTIL.startMiniCluster(MINICLUSTER_SIZE);<a name="line.104"></a> +<span class="sourceLineNo">105</span> TEST_UTIL.getAdmin().setBalancerRunning(false, true);<a name="line.105"></a> +<span class="sourceLineNo">106</span> TABLE = createTestTable(TABLE_NAME, ROWS, FAMILIES, QUALIFIERS, VALUE);<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> static Table createTestTable(TableName name, byte[][] rows, byte[][] families,<a name="line.109"></a> +<span class="sourceLineNo">110</span> byte[][] qualifiers, byte[] cellValue) throws IOException {<a name="line.110"></a> +<span class="sourceLineNo">111</span> Table ht = TEST_UTIL.createTable(name, families);<a name="line.111"></a> +<span class="sourceLineNo">112</span> List<Put> puts = createPuts(rows, families, qualifiers, cellValue);<a name="line.112"></a> +<span class="sourceLineNo">113</span> ht.put(puts);<a name="line.113"></a> <span class="sourceLineNo">114</span><a name="line.114"></a> -<span class="sourceLineNo">115</span> @AfterClass<a name="line.115"></a> -<span class="sourceLineNo">116</span> public static void tearDownAfterClass() throws Exception {<a name="line.116"></a> -<span class="sourceLineNo">117</span> TEST_UTIL.shutdownMiniCluster();<a name="line.117"></a> -<span class="sourceLineNo">118</span> }<a name="line.118"></a> -<span class="sourceLineNo">119</span><a name="line.119"></a> -<span class="sourceLineNo">120</span> /**<a name="line.120"></a> -<span class="sourceLineNo">121</span> * Ensure that the expected key values appear in a result returned from a scanner that is<a name="line.121"></a> -<span class="sourceLineNo">122</span> * combining partial results into complete results<a name="line.122"></a> -<span class="sourceLineNo">123</span> * @throws Exception<a name="line.123"></a> -<span class="sourceLineNo">124</span> */<a name="line.124"></a> -<span class="sourceLineNo">125</span> @Test<a name="line.125"></a> -<span class="sourceLineNo">126</span> public void testExpectedValuesOfPartialResults() throws Exception {<a name="line.126"></a> -<span class="sourceLineNo">127</span> testExpectedValuesOfPartialResults(false);<a name="line.127"></a> -<span class="sourceLineNo">128</span> testExpectedValuesOfPartialResults(true);<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> public void testExpectedValuesOfPartialResults(boolean reversed) throws Exception {<a name="line.131"></a> -<span class="sourceLineNo">132</span> Scan partialScan = new Scan();<a name="line.132"></a> -<span class="sourceLineNo">133</span> partialScan.setMaxVersions();<a name="line.133"></a> -<span class="sourceLineNo">134</span> // Max result size of 1 ensures that each RPC request will return a single cell. The scanner<a name="line.134"></a> -<span class="sourceLineNo">135</span> // will need to reconstruct the results into a complete result before returning to the caller<a name="line.135"></a> -<span class="sourceLineNo">136</span> partialScan.setMaxResultSize(1);<a name="line.136"></a> -<span class="sourceLineNo">137</span> partialScan.setReversed(reversed);<a name="line.137"></a> -<span class="sourceLineNo">138</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.138"></a> -<span class="sourceLineNo">139</span><a name="line.139"></a> -<span class="sourceLineNo">140</span> final int startRow = reversed ? ROWS.length - 1 : 0;<a name="line.140"></a> -<span class="sourceLineNo">141</span> final int endRow = reversed ? -1 : ROWS.length;<a name="line.141"></a> -<span class="sourceLineNo">142</span> final int loopDelta = reversed ? -1 : 1;<a name="line.142"></a> -<span class="sourceLineNo">143</span> String message;<a name="line.143"></a> -<span class="sourceLineNo">144</span><a name="line.144"></a> -<span class="sourceLineNo">145</span> for (int row = startRow; row != endRow; row = row + loopDelta) {<a name="line.145"></a> -<span class="sourceLineNo">146</span> message = "Ensuring the expected keyValues are present for row " + row;<a name="line.146"></a> -<span class="sourceLineNo">147</span> List<Cell> expectedKeyValues = createKeyValuesForRow(ROWS[row], FAMILIES, QUALIFIERS, VALUE);<a name="line.147"></a> -<span class="sourceLineNo">148</span> Result result = partialScanner.next();<a name="line.148"></a> -<span class="sourceLineNo">149</span> assertFalse(result.isPartial());<a name="line.149"></a> -<span class="sourceLineNo">150</span> verifyResult(result, expectedKeyValues, message);<a name="line.150"></a> -<span class="sourceLineNo">151</span> }<a name="line.151"></a> -<span class="sourceLineNo">152</span><a name="line.152"></a> -<span class="sourceLineNo">153</span> partialScanner.close();<a name="line.153"></a> -<span class="sourceLineNo">154</span> }<a name="line.154"></a> +<span class="sourceLineNo">115</span> return ht;<a name="line.115"></a> +<span class="sourceLineNo">116</span> }<a name="line.116"></a> +<span class="sourceLineNo">117</span><a name="line.117"></a> +<span class="sourceLineNo">118</span> @AfterClass<a name="line.118"></a> +<span class="sourceLineNo">119</span> public static void tearDownAfterClass() throws Exception {<a name="line.119"></a> +<span class="sourceLineNo">120</span> TEST_UTIL.shutdownMiniCluster();<a name="line.120"></a> +<span class="sourceLineNo">121</span> }<a name="line.121"></a> +<span class="sourceLineNo">122</span><a name="line.122"></a> +<span class="sourceLineNo">123</span> /**<a name="line.123"></a> +<span class="sourceLineNo">124</span> * Ensure that the expected key values appear in a result returned from a scanner that is<a name="line.124"></a> +<span class="sourceLineNo">125</span> * combining partial results into complete results<a name="line.125"></a> +<span class="sourceLineNo">126</span> * @throws Exception<a name="line.126"></a> +<span class="sourceLineNo">127</span> */<a name="line.127"></a> +<span class="sourceLineNo">128</span> @Test<a name="line.128"></a> +<span class="sourceLineNo">129</span> public void testExpectedValuesOfPartialResults() throws Exception {<a name="line.129"></a> +<span class="sourceLineNo">130</span> testExpectedValuesOfPartialResults(false);<a name="line.130"></a> +<span class="sourceLineNo">131</span> testExpectedValuesOfPartialResults(true);<a name="line.131"></a> +<span class="sourceLineNo">132</span> }<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> public void testExpectedValuesOfPartialResults(boolean reversed) throws Exception {<a name="line.134"></a> +<span class="sourceLineNo">135</span> Scan partialScan = new Scan();<a name="line.135"></a> +<span class="sourceLineNo">136</span> partialScan.setMaxVersions();<a name="line.136"></a> +<span class="sourceLineNo">137</span> // Max result size of 1 ensures that each RPC request will return a single cell. The scanner<a name="line.137"></a> +<span class="sourceLineNo">138</span> // will need to reconstruct the results into a complete result before returning to the caller<a name="line.138"></a> +<span class="sourceLineNo">139</span> partialScan.setMaxResultSize(1);<a name="line.139"></a> +<span class="sourceLineNo">140</span> partialScan.setReversed(reversed);<a name="line.140"></a> +<span class="sourceLineNo">141</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.141"></a> +<span class="sourceLineNo">142</span><a name="line.142"></a> +<span class="sourceLineNo">143</span> final int startRow = reversed ? ROWS.length - 1 : 0;<a name="line.143"></a> +<span class="sourceLineNo">144</span> final int endRow = reversed ? -1 : ROWS.length;<a name="line.144"></a> +<span class="sourceLineNo">145</span> final int loopDelta = reversed ? -1 : 1;<a name="line.145"></a> +<span class="sourceLineNo">146</span> String message;<a name="line.146"></a> +<span class="sourceLineNo">147</span><a name="line.147"></a> +<span class="sourceLineNo">148</span> for (int row = startRow; row != endRow; row = row + loopDelta) {<a name="line.148"></a> +<span class="sourceLineNo">149</span> message = "Ensuring the expected keyValues are present for row " + row;<a name="line.149"></a> +<span class="sourceLineNo">150</span> List<Cell> expectedKeyValues = createKeyValuesForRow(ROWS[row], FAMILIES, QUALIFIERS, VALUE);<a name="line.150"></a> +<span class="sourceLineNo">151</span> Result result = partialScanner.next();<a name="line.151"></a> +<span class="sourceLineNo">152</span> assertFalse(result.isPartial());<a name="line.152"></a> +<span class="sourceLineNo">153</span> verifyResult(result, expectedKeyValues, message);<a name="line.153"></a> +<span class="sourceLineNo">154</span> }<a name="line.154"></a> <span class="sourceLineNo">155</span><a name="line.155"></a> -<span class="sourceLineNo">156</span> /**<a name="line.156"></a> -<span class="sourceLineNo">157</span> * Ensure that we only see Results marked as partial when the allowPartial flag is set<a name="line.157"></a> -<span class="sourceLineNo">158</span> * @throws Exception<a name="line.158"></a> -<span class="sourceLineNo">159</span> */<a name="line.159"></a> -<span class="sourceLineNo">160</span> @Test<a name="line.160"></a> -<span class="sourceLineNo">161</span> public void testAllowPartialResults() throws Exception {<a name="line.161"></a> -<span class="sourceLineNo">162</span> Scan scan = new Scan();<a name="line.162"></a> -<span class="sourceLineNo">163</span> scan.setAllowPartialResults(true);<a name="line.163"></a> -<span class="sourceLineNo">164</span> scan.setMaxResultSize(1);<a name="line.164"></a> -<span class="sourceLineNo">165</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.165"></a> -<span class="sourceLineNo">166</span> Result result = scanner.next();<a name="line.166"></a> -<span class="sourceLineNo">167</span><a name="line.167"></a> -<span class="sourceLineNo">168</span> assertTrue(result != null);<a name="line.168"></a> -<span class="sourceLineNo">169</span> assertTrue(result.isPartial());<a name="line.169"></a> -<span class="sourceLineNo">170</span> assertTrue(result.rawCells() != null);<a name="line.170"></a> -<span class="sourceLineNo">171</span> assertTrue(result.rawCells().length == 1);<a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> scanner.close();<a name="line.173"></a> -<span class="sourceLineNo">174</span><a name="line.174"></a> -<span class="sourceLineNo">175</span> scan.setAllowPartialResults(false);<a name="line.175"></a> -<span class="sourceLineNo">176</span> scanner = TABLE.getScanner(scan);<a name="line.176"></a> -<span class="sourceLineNo">177</span> result = scanner.next();<a name="line.177"></a> -<span class="sourceLineNo">178</span><a name="line.178"></a> -<span class="sourceLineNo">179</span> assertTrue(result != null);<a name="line.179"></a> -<span class="sourceLineNo">180</span> assertTrue(!result.isPartial());<a name="line.180"></a> -<span class="sourceLineNo">181</span> assertTrue(result.rawCells() != null);<a name="line.181"></a> -<span class="sourceLineNo">182</span> assertTrue(result.rawCells().length == NUM_COLS);<a name="line.182"></a> -<span class="sourceLineNo">183</span><a name="line.183"></a> -<span class="sourceLineNo">184</span> scanner.close();<a name="line.184"></a> -<span class="sourceLineNo">185</span> }<a name="line.185"></a> +<span class="sourceLineNo">156</span> partialScanner.close();<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span><a name="line.158"></a> +<span class="sourceLineNo">159</span> /**<a name="line.159"></a> +<span class="sourceLineNo">160</span> * Ensure that we only see Results marked as partial when the allowPartial flag is set<a name="line.160"></a> +<span class="sourceLineNo">161</span> * @throws Exception<a name="line.161"></a> +<span class="sourceLineNo">162</span> */<a name="line.162"></a> +<span class="sourceLineNo">163</span> @Test<a name="line.163"></a> +<span class="sourceLineNo">164</span> public void testAllowPartialResults() throws Exception {<a name="line.164"></a> +<span class="sourceLineNo">165</span> Scan scan = new Scan();<a name="line.165"></a> +<span class="sourceLineNo">166</span> scan.setAllowPartialResults(true);<a name="line.166"></a> +<span class="sourceLineNo">167</span> scan.setMaxResultSize(1);<a name="line.167"></a> +<span class="sourceLineNo">168</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.168"></a> +<span class="sourceLineNo">169</span> Result result = scanner.next();<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> assertTrue(result != null);<a name="line.171"></a> +<span class="sourceLineNo">172</span> assertTrue(result.isPartial());<a name="line.172"></a> +<span class="sourceLineNo">173</span> assertTrue(result.rawCells() != null);<a name="line.173"></a> +<span class="sourceLineNo">174</span> assertTrue(result.rawCells().length == 1);<a name="line.174"></a> +<span class="sourceLineNo">175</span><a name="line.175"></a> +<span class="sourceLineNo">176</span> scanner.close();<a name="line.176"></a> +<span class="sourceLineNo">177</span><a name="line.177"></a> +<span class="sourceLineNo">178</span> scan.setAllowPartialResults(false);<a name="line.178"></a> +<span class="sourceLineNo">179</span> scanner = TABLE.getScanner(scan);<a name="line.179"></a> +<span class="sourceLineNo">180</span> result = scanner.next();<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> assertTrue(result != null);<a name="line.182"></a> +<span class="sourceLineNo">183</span> assertTrue(!result.isPartial());<a name="line.183"></a> +<span class="sourceLineNo">184</span> assertTrue(result.rawCells() != null);<a name="line.184"></a> +<span class="sourceLineNo">185</span> assertTrue(result.rawCells().length == NUM_COLS);<a name="line.185"></a> <span class="sourceLineNo">186</span><a name="line.186"></a> -<span class="sourceLineNo">187</span> /**<a name="line.187"></a> -<span class="sourceLineNo">188</span> * Ensure that the results returned from a scanner that retrieves all results in a single RPC call<a name="line.188"></a> -<span class="sourceLineNo">189</span> * matches the results that are returned from a scanner that must incrementally combine partial<a name="line.189"></a> -<span class="sourceLineNo">190</span> * results into complete results. A variety of scan configurations can be tested<a name="line.190"></a> -<span class="sourceLineNo">191</span> * @throws Exception<a name="line.191"></a> -<span class="sourceLineNo">192</span> */<a name="line.192"></a> -<span class="sourceLineNo">193</span> @Test<a name="line.193"></a> -<span class="sourceLineNo">194</span> public void testEquivalenceOfScanResults() throws Exception {<a name="line.194"></a> -<span class="sourceLineNo">195</span> Scan oneShotScan = new Scan();<a name="line.195"></a> -<span class="sourceLineNo">196</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.196"></a> -<span class="sourceLineNo">197</span><a name="line.197"></a> -<span class="sourceLineNo">198</span> Scan partialScan = new Scan(oneShotScan);<a name="line.198"></a> -<span class="sourceLineNo">199</span> partialScan.setMaxResultSize(1);<a name="line.199"></a> +<span class="sourceLineNo">187</span> scanner.close();<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span><a name="line.189"></a> +<span class="sourceLineNo">190</span> /**<a name="line.190"></a> +<span class="sourceLineNo">191</span> * Ensure that the results returned from a scanner that retrieves all results in a single RPC call<a name="line.191"></a> +<span class="sourceLineNo">192</span> * matches the results that are returned from a scanner that must incrementally combine partial<a name="line.192"></a> +<span class="sourceLineNo">193</span> * results into complete results. A variety of scan configurations can be tested<a name="line.193"></a> +<span class="sourceLineNo">194</span> * @throws Exception<a name="line.194"></a> +<span class="sourceLineNo">195</span> */<a name="line.195"></a> +<span class="sourceLineNo">196</span> @Test<a name="line.196"></a> +<span class="sourceLineNo">197</span> public void testEquivalenceOfScanResults() throws Exception {<a name="line.197"></a> +<span class="sourceLineNo">198</span> Scan oneShotScan = new Scan();<a name="line.198"></a> +<span class="sourceLineNo">199</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.199"></a> <span class="sourceLineNo">200</span><a name="line.200"></a> -<span class="sourceLineNo">201</span> testEquivalenceOfScanResults(TABLE, oneShotScan, partialScan);<a name="line.201"></a> -<span class="sourceLineNo">202</span> }<a name="line.202"></a> +<span class="sourceLineNo">201</span> Scan partialScan = new Scan(oneShotScan);<a name="line.201"></a> +<span class="sourceLineNo">202</span> partialScan.setMaxResultSize(1);<a name="line.202"></a> <span class="sourceLineNo">203</span><a name="line.203"></a> -<span class="sourceLineNo">204</span> public void testEquivalenceOfScanResults(Table table, Scan scan1, Scan scan2) throws Exception {<a name="line.204"></a> -<span class="sourceLineNo">205</span> ResultScanner scanner1 = table.getScanner(scan1);<a name="line.205"></a> -<span class="sourceLineNo">206</span> ResultScanner scanner2 = table.getScanner(scan2);<a name="line.206"></a> -<span class="sourceLineNo">207</span><a name="line.207"></a> -<span class="sourceLineNo">208</span> Result r1 = null;<a name="line.208"></a> -<span class="sourceLineNo">209</span> Result r2 = null;<a name="line.209"></a> -<span class="sourceLineNo">210</span> int count = 0;<a name="line.210"></a> -<span class="sourceLineNo">211</span><a name="line.211"></a> -<span class="sourceLineNo">212</span> while ((r1 = scanner1.next()) != null) {<a name="line.212"></a> -<span class="sourceLineNo">213</span> r2 = scanner2.next();<a name="line.213"></a> +<span class="sourceLineNo">204</span> testEquivalenceOfScanResults(TABLE, oneShotScan, partialScan);<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> public void testEquivalenceOfScanResults(Table table, Scan scan1, Scan scan2) throws Exception {<a name="line.207"></a> +<span class="sourceLineNo">208</span> ResultScanner scanner1 = table.getScanner(scan1);<a name="line.208"></a> +<span class="sourceLineNo">209</span> ResultScanner scanner2 = table.getScanner(scan2);<a name="line.209"></a> +<span class="sourceLineNo">210</span><a name="line.210"></a> +<span class="sourceLineNo">211</span> Result r1 = null;<a name="line.211"></a> +<span class="sourceLineNo">212</span> Result r2 = null;<a name="line.212"></a> +<span class="sourceLineNo">213</span> int count = 0;<a name="line.213"></a> <span class="sourceLineNo">214</span><a name="line.214"></a> -<span class="sourceLineNo">215</span> assertTrue(r2 != null);<a name="line.215"></a> -<span class="sourceLineNo">216</span> compareResults(r1, r2, "Comparing result #" + count);<a name="line.216"></a> -<span class="sourceLineNo">217</span> count++;<a name="line.217"></a> -<span class="sourceLineNo">218</span> }<a name="line.218"></a> -<span class="sourceLineNo">219</span><a name="line.219"></a> -<span class="sourceLineNo">220</span> r2 = scanner2.next();<a name="line.220"></a> -<span class="sourceLineNo">221</span> assertTrue("r2: " + r2 + " Should be null", r2 == null);<a name="line.221"></a> +<span class="sourceLineNo">215</span> while ((r1 = scanner1.next()) != null) {<a name="line.215"></a> +<span class="sourceLineNo">216</span> r2 = scanner2.next();<a name="line.216"></a> +<span class="sourceLineNo">217</span><a name="line.217"></a> +<span class="sourceLineNo">218</span> assertTrue(r2 != null);<a name="line.218"></a> +<span class="sourceLineNo">219</span> compareResults(r1, r2, "Comparing result #" + count);<a name="line.219"></a> +<span class="sourceLineNo">220</span> count++;<a name="line.220"></a> +<span class="sourceLineNo">221</span> }<a name="line.221"></a> <span class="sourceLineNo">222</span><a name="line.222"></a> -<span class="sourceLineNo">223</span> scanner1.close();<a name="line.223"></a> -<span class="sourceLineNo">224</span> scanner2.close();<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> * Order of cells in partial results matches the ordering of cells from complete results<a name="line.228"></a> -<span class="sourceLineNo">229</span> * @throws Exception<a name="line.229"></a> -<span class="sourceLineNo">230</span> */<a name="line.230"></a> -<span class="sourceLineNo">231</span> @Test<a name="line.231"></a> -<span class="sourceLineNo">232</span> public void testOrderingOfCellsInPartialResults() throws Exception {<a name="line.232"></a> -<span class="sourceLineNo">233</span> Scan scan = new Scan();<a name="line.233"></a> -<span class="sourceLineNo">234</span><a name="line.234"></a> -<span class="sourceLineNo">235</span> for (int col = 1; col <= NUM_COLS; col++) {<a name="line.235"></a> -<span class="sourceLineNo">236</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(col));<a name="line.236"></a> -<span class="sourceLineNo">237</span> testOrderingOfCellsInPartialResults(scan);<a name="line.237"></a> -<span class="sourceLineNo">238</span><a name="line.238"></a> -<span class="sourceLineNo">239</span> // Test again with a reversed scanner<a name="line.239"></a> -<span class="sourceLineNo">240</span> scan.setReversed(true);<a name="line.240"></a> -<span class="sourceLineNo">241</span> testOrderingOfCellsInPartialResults(scan);<a name="line.241"></a> -<span class="sourceLineNo">242</span> }<a name="line.242"></a> -<span class="sourceLineNo">243</span> }<a name="line.243"></a> -<span class="sourceLineNo">244</span><a name="line.244"></a> -<span class="sourceLineNo">245</span> public void testOrderingOfCellsInPartialResults(final Scan basePartialScan) throws Exception {<a name="line.245"></a> -<span class="sourceLineNo">246</span> // Scan that retrieves results in pieces (partials). By setting allowPartialResults to be true<a name="line.246"></a> -<span class="sourceLineNo">247</span> // the results will NOT be reconstructed and instead the caller will see the partial results<a name="line.247"></a> -<span class="sourceLineNo">248</span> // returned by the server<a name="line.248"></a> -<span class="sourceLineNo">249</span> Scan partialScan = new Scan(basePartialScan);<a name="line.249"></a> -<span class="sourceLineNo">250</span> partialScan.setAllowPartialResults(true);<a name="line.250"></a> -<span class="sourceLineNo">251</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.251"></a> -<span class="sourceLineNo">252</span><a name="line.252"></a> -<span class="sourceLineNo">253</span> // Scan that retrieves all table results in single RPC request<a name="line.253"></a> -<span class="sourceLineNo">254</span> Scan oneShotScan = new Scan(basePartialScan);<a name="line.254"></a> -<span class="sourceLineNo">255</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.255"></a> -<span class="sourceLineNo">256</span> oneShotScan.setCaching(ROWS.length);<a name="line.256"></a> -<span class="sourceLineNo">257</span> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);<a name="line.257"></a> -<span class="sourceLineNo">258</span><a name="line.258"></a> -<span class="sourceLineNo">259</span> Result oneShotResult = oneShotScanner.next();<a name="line.259"></a> -<span class="sourceLineNo">260</span> Result partialResult = null;<a name="line.260"></a> -<span class="sourceLineNo">261</span> int iterationCount = 0;<a name="line.261"></a> -<span class="sourceLineNo">262</span><a name="line.262"></a> -<span class="sourceLineNo">263</span> while (oneShotResult != null && oneShotResult.rawCells() != null) {<a name="line.263"></a> -<span class="sourceLineNo">264</span> List<Cell> aggregatePartialCells = new ArrayList<Cell>();<a name="line.264"></a> -<span class="sourceLineNo">265</span> do {<a name="line.265"></a> -<span class="sourceLineNo">266</span> partialResult = partialScanner.next();<a name="line.266"></a> -<span class="sourceLineNo">267</span> assertTrue("Partial Result is null. iteration: " + iterationCount, partialResult != null);<a name="line.267"></a> -<span class="sourceLineNo">268</span> assertTrue("Partial cells are null. iteration: " + iterationCount,<a name="line.268"></a> -<span class="sourceLineNo">269</span> partialResult.rawCells() != null);<a name="line.269"></a> -<span class="sourceLineNo">270</span><a name="line.270"></a> -<span class="sourceLineNo">271</span> for (Cell c : partialResult.rawCells()) {<a name="line.271"></a> -<span class="sourceLineNo">272</span> aggregatePartialCells.add(c);<a name="line.272"></a> -<span class="sourceLineNo">273</span> }<a name="line.273"></a> -<span class="sourceLineNo">274</span> } while (partialResult.isPartial());<a name="line.274"></a> -<span class="sourceLineNo">275</span><a name="line.275"></a> -<span class="sourceLineNo">276</span> assertTrue("Number of cells differs. iteration: " + iterationCount,<a name="line.276"></a> -<span class="sourceLineNo">277</span> oneShotResult.rawCells().length == aggregatePartialCells.size());<a name="line.277"></a> -<span class="sourceLineNo">278</span> final Cell[] oneShotCells = oneShotResult.rawCells();<a name="line.278"></a> -<span class="sourceLineNo">279</span> for (int cell = 0; cell < oneShotCells.length; cell++) {<a name="line.279"></a> -<span class="sourceLineNo">280</span> Cell oneShotCell = oneShotCells[cell];<a name="line.280"></a> -<span class="sourceLineNo">281</span> Cell partialCell = aggregatePartialCells.get(cell);<a name="line.281"></a> -<span class="sourceLineNo">282</span><a name="line.282"></a> -<span class="sourceLineNo">283</span> assertTrue("One shot cell was null", oneShotCell != null);<a name="line.283"></a> -<span class="sourceLineNo">284</span> assertTrue("Partial cell was null", partialCell != null);<a name="line.284"></a> -<span class="sourceLineNo">285</span> assertTrue("Cell differs. oneShotCell:" + oneShotCell + " partialCell:" + partialCell,<a name="line.285"></a> -<span class="sourceLineNo">286</span> oneShotCell.equals(partialCell));<a name="line.286"></a> -<span class="sourceLineNo">287</span> }<a name="line.287"></a> -<span class="sourceLineNo">288</span><a name="line.288"></a> -<span class="sourceLineNo">289</span> oneShotResult = oneShotScanner.next();<a name="line.289"></a> -<span class="sourceLineNo">290</span> iterationCount++;<a name="line.290"></a> -<span class="sourceLineNo">291</span> }<a name="line.291"></a> -<span class="sourceLineNo">292</span><a name="line.292"></a> -<span class="sourceLineNo">293</span> assertTrue(partialScanner.next() == null);<a name="line.293"></a> -<span class="sourceLineNo">294</span><a name="line.294"></a> -<span class="sourceLineNo">295</span> partialScanner.close();<a name="line.295"></a> -<span class="sourceLineNo">296</span> oneShotScanner.close();<a name="line.296"></a> -<span class="sourceLineNo">297</span> }<a name="line.297"></a> -<span class="sourceLineNo">298</span><a name="line.298"></a> -<span class="sourceLineNo">299</span> /**<a name="line.299"></a> -<span class="sourceLineNo">300</span> * Setting the max result size allows us to control how many cells we expect to see on each call<a name="line.300"></a> -<span class="sourceLineNo">301</span> * to next on the scanner. Test a variety of different sizes for correctness<a name="line.301"></a> -<span class="sourceLineNo">302</span> * @throws Exception<a name="line.302"></a> -<span class="sourceLineNo">303</span> */<a name="line.303"></a> -<span class="sourceLineNo">304</span> @Test<a name="line.304"></a> -<span class="sourceLineNo">305</span> public void testExpectedNumberOfCellsPerPartialResult() throws Exception {<a name="line.305"></a> -<span class="sourceLineNo">306</span> Scan scan = new Scan();<a name="line.306"></a> -<span class="sourceLineNo">307</span> testExpectedNumberOfCellsPerPartialResult(scan);<a name="line.307"></a> -<span class="sourceLineNo">308</span><a name="line.308"></a> -<span class="sourceLineNo">309</span> scan.setReversed(true);<a name="line.309"></a> +<span class="sourceLineNo">223</span> r2 = scanner2.next();<a name="line.223"></a> +<span class="sourceLineNo">224</span> assertTrue("r2: " + r2 + " Should be null", r2 == null);<a name="line.224"></a> +<span class="sourceLineNo">225</span><a name="line.225"></a> +<span class="sourceLineNo">226</span> scanner1.close();<a name="line.226"></a> +<span class="sourceLineNo">227</span> scanner2.close();<a name="line.227"></a> +<span class="sourceLineNo">228</span> }<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> /**<a name="line.230"></a> +<span class="sourceLineNo">231</span> * Order of cells in partial results matches the ordering of cells from complete results<a name="line.231"></a> +<span class="sourceLineNo">232</span> * @throws Exception<a name="line.232"></a> +<span class="sourceLineNo">233</span> */<a name="line.233"></a> +<span class="sourceLineNo">234</span> @Test<a name="line.234"></a> +<span class="sourceLineNo">235</span> public void testOrderingOfCellsInPartialResults() throws Exception {<a name="line.235"></a> +<span class="sourceLineNo">236</span> Scan scan = new Scan();<a name="line.236"></a> +<span class="sourceLineNo">237</span><a name="line.237"></a> +<span class="sourceLineNo">238</span> for (int col = 1; col <= NUM_COLS; col++) {<a name="line.238"></a> +<span class="sourceLineNo">239</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(col));<a name="line.239"></a> +<span class="sourceLineNo">240</span> testOrderingOfCellsInPartialResults(scan);<a name="line.240"></a> +<span class="sourceLineNo">241</span><a name="line.241"></a> +<span class="sourceLineNo">242</span> // Test again with a reversed scanner<a name="line.242"></a> +<span class="sourceLineNo">243</span> scan.setReversed(true);<a name="line.243"></a> +<span class="sourceLineNo">244</span> testOrderingOfCellsInPartialResults(scan);<a name="line.244"></a> +<span class="sourceLineNo">245</span> }<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> +<span class="sourceLineNo">248</span> public void testOrderingOfCellsInPartialResults(final Scan basePartialScan) throws Exception {<a name="line.248"></a> +<span class="sourceLineNo">249</span> // Scan that retrieves results in pieces (partials). By setting allowPartialResults to be true<a name="line.249"></a> +<span class="sourceLineNo">250</span> // the results will NOT be reconstructed and instead the caller will see the partial results<a name="line.250"></a> +<span class="sourceLineNo">251</span> // returned by the server<a name="line.251"></a> +<span class="sourceLineNo">252</span> Scan partialScan = new Scan(basePartialScan);<a name="line.252"></a> +<span class="sourceLineNo">253</span> partialScan.setAllowPartialResults(true);<a name="line.253"></a> +<span class="sourceLineNo">254</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.254"></a> +<span class="sourceLineNo">255</span><a name="line.255"></a> +<span class="sourceLineNo">256</span> // Scan that retrieves all table results in single RPC request<a name="line.256"></a> +<span class="sourceLineNo">257</span> Scan oneShotScan = new Scan(basePartialScan);<a name="line.257"></a> +<span class="sourceLineNo">258</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.258"></a> +<span class="sourceLineNo">259</span> oneShotScan.setCaching(ROWS.length);<a name="line.259"></a> +<span class="sourceLineNo">260</span> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);<a name="line.260"></a> +<span class="sourceLineNo">261</span><a name="line.261"></a> +<span class="sourceLineNo">262</span> Result oneShotResult = oneShotScanner.next();<a name="line.262"></a> +<span class="sourceLineNo">263</span> Result partialResult = null;<a name="line.263"></a> +<span class="sourceLineNo">264</span> int iterationCount = 0;<a name="line.264"></a> +<span class="sourceLineNo">265</span><a name="line.265"></a> +<span class="sourceLineNo">266</span> while (oneShotResult != null && oneShotResult.rawCells() != null) {<a name="line.266"></a> +<span class="sourceLineNo">267</span> List<Cell> aggregatePartialCells = new ArrayList<Cell>();<a name="line.267"></a> +<span class="sourceLineNo">268</span> do {<a name="line.268"></a> +<span class="sourceLineNo">269</span> partialResult = partialScanner.next();<a name="line.269"></a> +<span class="sourceLineNo">270</span> assertTrue("Partial Result is null. iteration: " + iterationCount, partialResult != null);<a name="line.270"></a> +<span class="sourceLineNo">271</span> assertTrue("Partial cells are null. iteration: " + iterationCount,<a name="line.271"></a> +<span class="sourceLineNo">272</span> partialResult.rawCells() != null);<a name="line.272"></a> +<span class="sourceLineNo">273</span><a name="line.273"></a> +<span class="sourceLineNo">274</span> for (Cell c : partialResult.rawCells()) {<a name="line.274"></a> +<span class="sourceLineNo">275</span> aggregatePartialCells.add(c);<a name="line.275"></a> +<span class="sourceLineNo">276</span> }<a name="line.276"></a> +<span class="sourceLineNo">277</span> } while (partialResult.isPartial());<a name="line.277"></a> +<span class="sourceLineNo">278</span><a name="line.278"></a> +<span class="sourceLineNo">279</span> assertTrue("Number of cells differs. iteration: " + iterationCount,<a name="line.279"></a> +<span class="sourceLineNo">280</span> oneShotResult.rawCells().length == aggregatePartialCells.size());<a name="line.280"></a> +<span class="sourceLineNo">281</span> final Cell[] oneShotCells = oneShotResult.rawCells();<a name="line.281"></a> +<span class="sourceLineNo">282</span> for (int cell = 0; cell < oneShotCells.length; cell++) {<a name="line.282"></a> +<span class="sourceLineNo">283</span> Cell oneShotCell = oneShotCells[cell];<a name="line.283"></a> +<span class="sourceLineNo">284</span> Cell partialCell = aggregatePartialCells.get(cell);<a name="line.284"></a> +<span class="sourceLineNo">285</span><a name="line.285"></a> +<span class="sourceLineNo">286</span> assertTrue("One shot cell was null", oneShotCell != null);<a name="line.286"></a> +<span class="sourceLineNo">287</span> assertTrue("Partial cell was null", partialCell != null);<a name="line.287"></a> +<span class="sourceLineNo">288</span> assertTrue("Cell differs. oneShotCell:" + oneShotCell + " partialCell:" + partialCell,<a name="line.288"></a> +<span class="sourceLineNo">289</span> oneShotCell.equals(partialCell));<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> oneShotResult = oneShotScanner.next();<a name="line.292"></a> +<span class="sourceLineNo">293</span> iterationCount++;<a name="line.293"></a> +<span class="sourceLineNo">294</span> }<a name="line.294"></a> +<span class="sourceLineNo">295</span><a name="line.295"></a> +<span class="sourceLineNo">296</span> assertTrue(partialScanner.next() == null);<a name="line.296"></a> +<span class="sourceLineNo">297</span><a name="line.297"></a> +<span class="sourceLineNo">298</span> partialScanner.close();<a name="line.298"></a> +<span class="sourceLineNo">299</span> oneShotScanner.close();<a name="line.299"></a> +<span class="sourceLineNo">300</span> }<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> * Setting the max result size allows us to control how many cells we expect to see on each call<a name="line.303"></a> +<span class="sourceLineNo">304</span> * to next on the scanner. Test a variety of different sizes for correctness<a name="line.304"></a> +<span class="sourceLineNo">305</span> * @throws Exception<a name="line.305"></a> +<span class="sourceLineNo">306</span> */<a name="line.306"></a> +<span class="sourceLineNo">307</span> @Test<a name="line.307"></a> +<span class="sourceLineNo">308</span> public void testExpectedNumberOfCellsPerPartialResult() throws Exception {<a name="line.308"></a> +<span class="sourceLineNo">309</span> Scan scan = new Scan();<a name="line.309"></a> <span class="sourceLineNo">310</span> testExpectedNumberOfCellsPerPartialResult(scan);<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> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan) throws Exception {<a name="line.313"></a> -<span class="sourceLineNo">314</span> for (int expectedCells = 1; expectedCells <= NUM_COLS; expectedCells++) {<a name="line.314"></a> -<span class="sourceLineNo">315</span> testExpectedNumberOfCellsPerPartialResult(baseScan, expectedCells);<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> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan, int expectedNumberOfCells)<a name="line.319"></a> -<span class="sourceLineNo">320</span> throws Exception {<a name="line.320"></a> +<span class="sourceLineNo">311</span><a name="line.311"></a> +<span class="sourceLineNo">312</span> scan.setReversed(true);<a name="line.312"></a> +<span class="sourceLineNo">313</span> testExpectedNumberOfCellsPerPartialResult(scan);<a name="line.313"></a> +<span class="sourceLineNo">314</span> }<a name="line.314"></a> +<span class="sourceLineNo">315</span><a name="line.315"></a> +<span class="sourceLineNo">316</span> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan) throws Exception {<a name="line.316"></a> +<span class="sourceLineNo">317</span> for (int expectedCells = 1; expectedCells <= NUM_COLS; expectedCells++) {<a name="line.317"></a> +<span class="sourceLineNo">318</span> testExpectedNumberOfCellsPerPartialResult(baseScan, expectedCells);<a name="line.318"></a> +<span class="sourceLineNo">319</span> }<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> if (LOG.isInfoEnabled()) LOG.info("groupSize:" + expectedNumberOfCells);<a name="line.322"></a> -<span class="sourceLineNo">323</span><a name="line.323"></a> -<span class="sourceLineNo">324</span> // Use the cellHeapSize to set maxResultSize such that we know how many cells to expect back<a name="line.324"></a> -<span class="sourceLineNo">325</span> // from the call. The returned results should NOT exceed expectedNumberOfCells but may be less<a name="line.325"></a> -<span class="sourceLineNo">326</span> // than it in cases where expectedNumberOfCells is not an exact multiple of the number of<a name="line.326"></a> -<span class="sourceLineNo">327</span> // columns in the table.<a name="line.327"></a> -<span class="sourceLineNo">328</span> Scan scan = new Scan(baseScan);<a name="line.328"></a> -<span class="sourceLineNo">329</span> scan.setAllowPartialResults(true);<a name="line.329"></a> -<span class="sourceLineNo">330</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(expectedNumberOfCells));<a name="line.330"></a> -<span class="sourceLineNo">331</span><a name="line.331"></a> -<span class="sourceLineNo">332</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.332"></a> -<span class="sourceLineNo">333</span> Result result = null;<a name="line.333"></a> -<span class="sourceLineNo">334</span> byte[] prevRow = null;<a name="line.334"></a> -<span class="sourceLineNo">335</span> while ((result = scanner.next()) != null) {<a name="line.335"></a> -<span class="sourceLineNo">336</span> assertTrue(result.rawCells() != null);<a name="line.336"></a> -<span class="sourceLineNo">337</span><a name="line.337"></a> -<span class="sourceLineNo">338</span> // Cases when cell count won't equal expectedNumberOfCells:<a name="line.338"></a> -<span class="sourceLineNo">339</span> // 1. Returned result is the final result needed to form the complete result for that row<a name="line.339"></a> -<span class="sourceLineNo">340</span> // 2. It is the first result we have seen for that row and thus may have been fetched as<a name="line.340"></a> -<span class="sourceLineNo">341</span> // the last group of cells that fit inside the maxResultSize<a name="line.341"></a> -<span class="sourceLineNo">342</span> assertTrue(<a name="line.342"></a> -<span class="sourceLineNo">343</span> "Result's cell count differed from expected number. result: " + result,<a name="line.343"></a> -<span class="sourceLineNo">344</span> result.rawCells().length == expectedNumberOfCells || !result.isPartial()<a name="line.344"></a> -<span class="sourceLineNo">345</span> || !Bytes.equals(prevRow, result.getRow()));<a name="line.345"></a> -<span class="sourceLineNo">346</span> prevRow = result.getRow();<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> scanner.close();<a name="line.349"></a> -<span class="sourceLineNo">350</span> }<a name="line.350"></a> +<span class="sourceLineNo">322</span> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan, int expectedNumberOfCells)<a name="line.322"></a> +<span class="sourceLineNo">323</span> throws Exception {<a name="line.323"></a> +<span class="sourceLineNo">324</span><a name="line.324"></a> +<span class="sourceLineNo">325</span> if (LOG.isInfoEnabled()) LOG.info("groupSize:" + expectedNumberOfCells);<a name="line.325"></a> +<span class="sourceLineNo">326</span><a name="line.326"></a> +<span class="sourceLineNo">327</span> // Use the cellHeapSize to set maxResultSize such that we know how many cells to expect back<a name="line.327"></a> +<span class="sourceLineNo">328</span> // from the call. The returned results should NOT exceed expectedNumberOfCells but may be less<a name="line.328"></a> +<span class="sourceLineNo">329</span> // than it in cases where expectedNumberOfCells is not an exact multiple of the number of<a name="line.329"></a> +<span class="sourceLineNo">330</span> // columns in the table.<a name="line.330"></a> +<span class="sourceLineNo">331</span> Scan scan = new Scan(baseScan);<a name="line.331"></a> +<span class="sourceLineNo">332</span> scan.setAllowPartialResults(true);<a name="line.332"></a> +<span class="sourceLineNo">333</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(expectedNumberOfCells));<a name="line.333"></a> +<span class="sourceLineNo">334</span><a name="line.334"></a> +<span class="sourceLineNo">335</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.335"></a> +<span class="sourceLineNo">336</span> Result result = null;<a name="line.336"></a> +<span class="sourceLineNo">337</span> byte[] prevRow = null;<a name="line.337"></a> +<span class="sourceLineNo">338</span> while ((result = scanner.next()) != null) {<a name="line.338"></a> +<span class="sourceLineNo">339</span> assertTrue(result.rawCells() != null);<a name="line.339"></a> +<span class="sourceLineNo">340</span><a name="line.340"></a> +<span class="sourceLineNo">341</span> // Cases when cell count won't equal expectedNumberOfCells:<a name="line.341"></a> +<span class="sourceLineNo">342</span> // 1. Returned result is the final result needed to form the complete result for that row<a name="line.342"></a> +<span class="sourceLineNo">343</span> // 2. It is the first result we have seen for that row and thus may have been fetched as<a name="line.343"></a> +<span class="sourceLineNo">344</span> // the last group of cells that fit inside the maxResultSize<a name="line.344"></a> +<span class="sourceLineNo">345</span> assertTrue(<a name="line.345"></a> +<span class="sourceLineNo">346</span> "Result's cell count differed from expected number. result: " + result,<a name="line.346"></a> +<span class="sourceLineNo">347</span> result.rawCells().length == expectedNumberOfCells || !result.isPartial()<a name="line.347"></a> +<span class="sourceLineNo">348</span> || !Bytes.equals(prevRow, result.getRow()));<a name="line.348"></a> +<span class="sourceLineNo">349</span> prevRow = result.getRow();<a name="line.349"></a> +<span class="sourceLineNo">350</span> }<a name="line.350"></a> <span class="sourceLineNo">351</span><a name="line.351"></a> -<span class="sourceLineNo">352</span> /**<a name="line.352"></a> -<span class="sourceLineNo">353</span> * @return The approximate heap size of a cell in the test table. All cells should have<a name="line.353"></a> -<span class="sourceLineNo">354</span> * approximately the same heap size, so the value is cached to avoid repeating the<a name="line.354"></a> -<span class="sourceLineNo">355</span> * calculation<a name="line.355"></a> -<span class="sourceLineNo">356</span> * @throws Exception<a name="line.356"></a> -<span class="sourceLineNo">357</span> */<a name="line.357"></a> -<span class="sourceLineNo">358</span> private long getCellHeapSize() throws Exception {<a name="line.358"></a> -<span class="sourceLineNo">359</span> if (CELL_HEAP_SIZE == -1) {<a name="line.359"></a> -<span class="sourceLineNo">360</span> // Do a partial scan that will return a single result with a single cell<a name="line.360"></a> -<span class="sourceLineNo">361</span> Scan scan = new Scan();<a name="line.361"></a> -<span class="sourceLineNo">362</span> scan.setMaxResultSize(1);<a name="line.362"></a> -<span class="sourceLineNo">363</span> scan.setAllowPartialResults(true);<a name="line.363"></a> -<span class="sourceLineNo">364</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.364"></a> -<span class="sourceLineNo">365</span><a name="line.365"></a> -<span class="sourceLineNo">366</span> Result result = scanner.next();<a name="line.366"></a> -<span class="sourceLineNo">367</span><a name="line.367"></a> -<span class="sourceLineNo">368</span> assertTrue(result != null);<a name="line.368"></a> -<span class="sourceLineNo">369</span> assertTrue(result.rawCells() != null);<a name="line.369"></a> -<span class="sourceLineNo">370</span> assertTrue(result.rawCells().length == 1);<a name="line.370"></a> -<span class="sourceLineNo">371</span><a name="line.371"></a> -<span class="sourceLineNo">372</span> CELL_HEAP_SIZE = CellUtil.estimatedHeapSizeOf(result.rawCells()[0]);<a name="line.372"></a> -<span class="sourceLineNo">373</span> if (LOG.isInfoEnabled()) LOG.info("Cell heap size: " + CELL_HEAP_SIZE);<a name="line.373"></a> -<span class="sourceLineNo">374</span> scanner.close();<a name="line.374"></a> -<span class="sourceLineNo">375</span> }<a name="line.375"></a> -<span class="sourceLineNo">376</span><a name="line.376"></a> -<span class="sourceLineNo">377</span> return CELL_HEAP_SIZE;<a name="line.377"></a> -<span class="sourceLineNo">378</span> }<a name="line.378"></a> +<span class="sourceLineNo">352</span> scanner.close();<a name="line.352"></a> +<span class="sourceLineNo">353</span> }<a name="line.353"></a> +<span class="sourceLineNo">354</span><a name="line.354"></a> +<span class="sourceLineNo">355</span> /**<a name="line.355"></a> +<span class="sourceLineNo">356</span> * @return The approximate heap size of a cell in the test table. All cells should have<a name="line.356"></a> +<span class="sourceLineNo">357</span> * approximately the same heap size, so the value is cached to avoid repeating the<a name="line.357"></a> +<span class="sourceLineNo">358</span> * calculation<a name="line.358"></a> +<span class="sourceLineNo">359</span> * @throws Exception<a name="line.359"></a> +<span class="sourceLineNo">360</span> */<a name="line.360"></a> +<span class="sourceLineNo">361</span> private long getCellHeapSize() throws Exception {<a name="line.361"></a> +<span class="sourceLineNo">362</span> if (CELL_HEAP_SIZE == -1) {<a name="line.362"></a> +<span class="sourceLineNo">363</span> // Do a partial scan that will return a single result with a single cell<a name="line.363"></a> +<span class="sourceLineNo">364</span> Scan scan = new Scan();<a name="line.364"></a> +<span class="sourceLineNo">365</span> scan.setMaxResultSize(1);<a name="line.365"></a> +<span class="sourceLineNo">366</span> scan.setAllowPartialResults(true);<a name="line.366"></a> +<span class="sourceLineNo">367</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.367"></a> +<span class="sourceLineNo">368</span><a name="line.368"></a> +<span class="sourceLineNo">369</span> Result result = scanner.next();<a name="line.369"></a> +<span class="sourceLineNo">370</span><a name="line.370"></a> +<span class="sourceLineNo">371</span> assertTrue(result != null);<a name="line.371"></a> +<span class="sourceLineNo">372</span> assertTrue(result.rawCells() != null);<a name="line.372"></a> +<span class="sourceLineNo">373</span> assertTrue(result.rawCells().length == 1);<a name="line.373"></a> +<span class="sourceLineNo">374</span><a name="line.374"></a> +<span class="sourceLineNo">375</span> CELL_HEAP_SIZE = CellUtil.estimatedHeapSizeOf(result.rawCells()[0]);<a name="line.375"></a> +<span class="sourceLineNo">376</span> if (LOG.isInfoEnabled()) LOG.info("Cell heap size: " + CELL_HEAP_SIZE);<a name="line.376"></a> +<span class="sourceLineNo">377</span> scanner.close();<a name="line.377"></a> +<span class="sourceLineNo">378</span> }<a name="line.378"></a> <span class="sourceLineNo">379</span><a name="line.379"></a> -<span class="sourceLineNo">380</span> /**<a name="line.380"></a> -<span class="sourceLineNo">381</span> * @param numberOfCells<a name="line.381"></a> -<span class="sourceLineNo">382</span> * @return the result size that should be used in {@link Scan#setMaxResultSize(long)} if you want<a name="line.382"></a> -<span class="sourceLineNo">383</span> * the server to return exactly numberOfCells cells<a name="line.383"></a> -<span class="sourceLineNo">384</span> * @throws Exception<a name="line.384"></a> -<span class="sourceLineNo">385</span> */<a name="line.385"></a> -<span class="sourceLineNo">386</span> private long getResultSizeForNumberOfCells(int numberOfCells) throws Exception {<a name="line.386"></a> -<span class="sourceLineNo">387</span> return getCellHeapSize() * numberOfCells;<a name="line.387"></a> -<span class="sourceLineNo">388</span> }<a name="line.388"></a> -<span class="sourceLineNo">389</span><a name="line.389"></a> -<span class="sourceLineNo">390</span> /**<a name="line.390"></a> -<span class="sourceLineNo">391</span> * Test various combinations of batching and partial results for correctness<a name="line.391"></a> -<span class="sourceLineNo">392</span> */<a name="line.392"></a> -<span class="sourceLineNo">393</span> @Test<a name="line.393"></a> -<span class="sourceLineNo">394</span> public void testPartialResultsAndBatch() throws Exception {<a name="line.394"></a> -<span class="sourceLineNo">395</span> for (int batch = 1; batch <= NUM_COLS / 4; batch++) {<a name="line.395"></a> -<span class="sourceLineNo">396</span> for (int cellsPerPartial = 1; cellsPerPartial <= NUM_COLS / 4; cellsPerPartial++) {<a name="line.396"></a> -<span class="sourceLineNo">397</span> testPartialResultsAndBatch(batch, cellsPerPartial);<a name="line.397"></a> -<span class="sourceLineNo">398</span> }<a name="line.398"></a> -<span class="sourceLineNo">399</span> }<a name="line.399"></a> -<span class="sourceLineNo">400</span> }<a name="line.400"></a> -<span class="sourceLineNo">401</span><a name="line.401"></a> -<span class="sourceLineNo">402</span> public void testPartialResultsAndBatch(final int batch, final int cellsPerPartialResult)<a name="line.402"></a> -<span class="sourceLineNo">403</span> throws Exception {<a name="line.403"></a> -<span class="sourceLineNo">404</span> if (LOG.isInfoEnabled()) {<a name="line.404"></a> -<span class="sourceLineNo">405</span> LOG.info("batch: " + batch + " cellsPerPartialResult: " + cellsPerPartialResult);<a name="line.405"></a> -<span class="sourceLineNo">406</span> }<a name="line.406"></a> -<span class="sourceLineNo">407</span><a name="line.407"></a> -<span class="sourceLineNo">408</span> Scan scan = new Scan();<a name="line.408"></a> -<span class="sourceLineNo">409</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(cellsPerPartialResult));<a name="line.409"></a> -<span class="sourceLineNo">410</span> scan.setBatch(batch);<a name="line.410"></a> -<span class="sourceLineNo">411</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.411"></a> -<span class="sourceLineNo">412</span> Result result = scanner.next();<a name="line.412"></a> -<span class="sourceLineNo">413</span> int repCount = 0;<a name="line.413"></a> -<span class="sourceLineNo">414</span><a name="line.414"></a> -<span class="sourceLineNo">415</span> while ((result = scanner.next()) != null) {<a name="line.415"></a> -<span class="sourceLineNo">416</span> assertTrue(result.rawCells() != null);<a name="line.416"></a> +<span class="sourceLineNo">380</span> return CELL_HEAP_SIZE;<a name="line.380"></a> +<span class="sourceLineNo">381</span> }<a name="line.381"></a> +<span class="sourceLineNo">382</span><a name="line.382"></a> +<span class="sourceLineNo">383</span> /**<a name="line.383"></a> +<span class="sourceLineNo">384</span> * @param numberOfCells<a name="line.384"></a> +<span class="sourceLineNo">385</span> * @return the result size that should be used in {@link Scan#setMaxResultSize(long)} if you want<a name="line.385"></a> +<span class="sourceLineNo">386</span> * the server to return exactly numberOfCells cells<a name="line.386"></a> +<span class="sourceLineNo">387</span> * @throws Exception<a name="line.387"></a> +<span class="sourceLineNo">388</span> */<a name="line.388"></a> +<span class="sourceLineNo">389</span> private long getResultSizeForNumberOfCells(int numberOfCells) throws Exception {<a name="line.389"></a> +<span class="sourceLineNo">390</span> return getCellHeapSize() * numberOfCells;<a name="line.390"></a> +<span class="sourceLineNo">391</span> }<a name="line.391"></a> +<span class="sourceLineNo">392</span><a name="line.392"></a> +<span class="sourceLineNo">393</span> /**<a name="line.393"></a> +<span class="sourceLineNo">394</span> * Test various combinations of batching and partial results for correctness<a name="line.394"></a> +<span class="sourceLineNo">395</span> */<a name="line.395"></a> +<span class="sourceLineNo">396</span> @Test<a name="line.396"></a> +<span class="sourceLineNo">397</span> public void testPartialResultsAndBatch() throws Exception {<a name="line.397"></a> +<span class="sourceLineNo">398</span> for (int batch = 1; batch <= NUM_COLS / 4; batch++) {<a name="line.398"></a> +<span class="sourceLineNo">399</span> for (int cellsPerPartial = 1; cellsPerPartial <= NUM_COLS / 4; cellsPerPartial++) {<a name="line.399"></a> +<span class="sourceLineNo">400</span> testPartialResultsAndBatch(batch, cellsPerPartial);<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> }<a name="line.402"></a> +<span class="sourceLineNo">403</span> }<a name="line.403"></a> +<span class="sourceLineNo">404</span><a name="line.404"></a> +<span class="sourceLineNo">405</span> public void testPartialResultsAndBatch(final int batch, final int cellsPerPartialResult)<a name="line.405"></a> +<span class="sourceLineNo">406</span> throws Exception {<a name="line.406"></a> +<span class="sourceLineNo">407</span> if (LOG.isInfoEnabled()) {<a name="line.407"></a> +<span class="sourceLineNo">408</span> LOG.info("batch: " + batch + " cellsPerPartialResult: " + cellsPerPartialResult);<a name="line.408"></a> +<span class="sourceLineNo">409</span> }<a name="line.409"></a> +<span class="sourceLineNo">410</span><a name="line.410"></a> +<span class="sourceLineNo">411</span> Scan scan = new Scan();<a name="line.411"></a> +<span class="sourceLineNo">412</span> scan.setMaxResultSize(getResultSizeForNumberOfCells(cellsPerPartialResult));<a name="line.412"></a> +<span class="sourceLineNo">413</span> scan.setBatch(batch);<a name="line.413"></a> +<span class="sourceLineNo">414</span> ResultScanner scanner = TABLE.getScanner(scan);<a name="line.414"></a> +<span class="sourceLineNo">415</span> Result result = scanner.next();<a name="line.415"></a> +<span class="sourceLineNo">416</span> int repCount = 0;<a name="line.416"></a> <span class="sourceLineNo">417</span><a name="line.417"></a> -<span class="sourceLineNo">418</span> if (result.isPartial()) {<a name="line.418"></a> -<span class="sourceLineNo">419</span> final String error =<a name="line.419"></a> -<span class="sourceLineNo">420</span> "Cells:" + result.rawCells().length + " Batch size:" + batch<a name="line.420"></a> -<span class="sourceLineNo">421</span> + " cellsPerPartialResult:" + cellsPerPartialResult + " rep:" + repCount;<a name="line.421"></a> -<span class="sourceLineNo">422</span> assertTrue(error, result.rawCells().length <= Math.min(batch, cellsPerPartialResult));<a name="line.422"></a> -<span class="sourceLineNo">423</span> } else {<a name="line.423"></a> -<span class="sourceLineNo">424</span> assertTrue(result.rawCells().length <= batch);<a name="line.424"></a> -<span class="sourceLineNo">425</span> }<a name="line.425"></a> -<span class="sourceLineNo">426</span> repCount++;<a name="line.426"></a> -<span class="sourceLineNo">427</span> }<a name="line.427"></a> -<span class="sourceLineNo">428</span><a name="line.428"></a> -<span class="sourceLineNo">429</span> scanner.close();<a name="line.429"></a> -<span class="sourceLineNo">430</span> }<a name="line.430"></a> +<span class="sourceLineNo">418</span> while ((result = scanner.next()) != null) {<a name="line.418"></a> +<span class="sourceLineNo">419</span> assertTrue(result.rawCells() != null);<a name="line.419"></a> +<span class="sourceLineNo">420</span><a name="line.420"></a> +<span class="sourceLineNo">421</span> if (result.isPartial()) {<a name="line.421"></a> +<span class="sourceLineNo">422</span> final String error =<a name="line.422"></a> +<span class="sourceLineNo">423</span> "Cells:" + result.rawCells().length + " Batch size:" + batch<a name="line.423"></a> +<span class="sourceLineNo">424</span> + " cellsPerPartialResult:" + cellsPerPartialResult + " rep:" + repCount;<a name="line.424"></a> +<span class="sourceLineNo">425</span> assertTrue(error, result.rawCells().length <= Math.min(batch, cellsPerPartialResult));<a name="line.425"></a> +<span class="sourceLineNo">426</span> } else {<a name="line.426"></a> +<span class="sourceLineNo">427</span> assertTrue(result.rawCells().length <= batch);<a name="line.427"></a> +<span class="sourceLineNo">428</span> }<a name="line.428"></a> +<span class="sourceLineNo">429</span> repCount++;<a name="line.429"></a> +<span class="sourceLineNo">430</span> }<a name="line.430"></a> <span class="sourceLineNo">431</span><a name="line.431"></a> -<span class="sourceLineNo">432</span> /**<a name="line.432"></a> -<span class="sourceLineNo">433</span> * Test the method {@link Result#createCompleteResult(List, Result)}<a name="line.433"></a> -<span class="sourceLineNo">434</span> * @throws Exception<a name="line.434"></a> -<span class="sourceLineNo">435</span> */<a name="line.435"></a> -<span class="sourceLineNo">436</span> @Test<a name="line.436"></a> -<span class="sourceLineNo">437</span> public void testPartialResultsReassembly() throws Exception {<a name="line.437"></a> -<span class="sourceLineNo">438</span> Scan scan = new Scan();<a name="line.438"></a> -<span class="sourceLineNo">439</span> testPartialResultsReassembly(scan);<a name="line.439"></a> -<span class="sourceLineNo">440</span> scan.setReversed(true);<a name="line.440"></a> -<span class="sourceLineNo">441</span> testPartialResultsReassembly(scan);<a name="line.441"></a> -<span class="sourceLineNo">442</span> }<a name="line.442"></a> -<span class="sourceLineNo">443</span><a name="line.443"></a> -<span class="sourceLineNo">444</span> public void testPartialResultsReassembly(Scan scanBase) throws Exception {<a name="line.444"></a> -<span class="sourceLineNo">445</span> Scan partialScan = new Scan(scanBase);<a name="line.445"></a> -<span class="sourceLineNo">446</span> partialScan.setMaxResultSize(1);<a name="line.446"></a> -<span class="sourceLineNo">447</span> partialScan.setAllowPartialResults(true);<a name="line.447"></a> -<span class="sourceLineNo">448</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.448"></a> -<span class="sourceLineNo">449</span><a name="line.449"></a> -<span class="sourceLineNo">450</span> Scan oneShotScan = new Scan(scanBase);<a name="line.450"></a> -<span class="sourceLineNo">451</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.451"></a> -<span class="sourceLineNo">452</span> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);<a name="line.452"></a> -<span class="sourceLineNo">453</span><a name="line.453"></a> -<span class="sourceLineNo">454</span> ArrayList<Result> partials = new ArrayList<>();<a name="line.454"></a> -<span class="sourceLineNo">455</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.455"></a> -<span class="sourceLineNo">456</span> Result partialResult = null;<a name="line.456"></a> -<span class="sourceLineNo">457</span> Result completeResult = null;<a name="line.457"></a> -<span class="sourceLineNo">458</span> Result oneShotResult = null;<a name="line.458"></a> -<span class="sourceLineNo">459</span> partials.clear();<a name="line.459"></a> -<span class="sourceLineNo">460</span><a name="line.460"></a> -<span class="sourceLineNo">461</span> do {<a name="line.461"></a> -<span class="sourceLineNo">462</span> partialResult = partialScanner.next();<a name="line.462"></a> -<span class="sourceLineNo">463</span> partials.add(partialResult);<a name="line.463"></a> -<span class="sourceLineNo">464</span> } while (partialResult != null && partialResult.isPartial());<a name="line.464"></a> -<span class="sourceLineNo">465</span><a name="line.465"></a> -<span class="sourceLineNo">466</span> completeResult = Result.createCompleteResult(partials);<a name="line.466"></a> -<span class="sourceLineNo">467</span> oneShotResult = oneShotScanner.next();<a name="line.467"></a> +<span class="sourceLineNo">432</span> scanner.close();<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> +<span class="sourceLineNo">434</span><a name="line.434"></a> +<span class="sourceLineNo">435</span> /**<a name="line.435"></a> +<span class="sourceLineNo">436</span> * Test the method {@link Result#createCompleteResult(List)}<a name="line.436"></a> +<span class="sourceLineNo">437</span> * @throws Exception<a name="line.437"></a> +<span class="sourceLineNo">438</span> */<a name="line.438"></a> +<span class="sourceLineNo">439</span> @Test<a name="line.439"></a> +<span class="sourceLineNo">440</span> public void testPartialResultsReassembly() throws Exception {<a name="line.440"></a> +<span class="sourceLineNo">441</span> Scan scan = new Scan();<a name="line.441"></a> +<span class="sourceLineNo">442</span> testPartialResultsReassembly(scan);<a name="line.442"></a> +<span class="sourceLineNo">443</span> scan.setReversed(true);<a name="line.443"></a> +<span class="sourceLineNo">444</span> testPartialResultsReassembly(scan);<a name="line.444"></a> +<span class="sourceLineNo">445</span> }<a name="line.445"></a> +<span class="sourceLineNo">446</span><a name="line.446"></a> +<span class="sourceLineNo">447</span> public void testPartialResultsReassembly(Scan scanBase) throws Exception {<a name="line.447"></a> +<span class="sourceLineNo">448</span> Scan partialScan = new Scan(scanBase);<a name="line.448"></a> +<span class="sourceLineNo">449</span> partialScan.setMaxResultSize(1);<a name="line.449"></a> +<span class="sourceLineNo">450</span> partialScan.setAllowPartialResults(true);<a name="line.450"></a> +<span class="sourceLineNo">451</span> ResultScanner partialScanner = TABLE.getScanner(partialScan);<a name="line.451"></a> +<span class="sourceLineNo">452</span><a name="line.452"></a> +<span class="sourceLineNo">453</span> Scan oneShotScan = new Scan(scanBase);<a name="line.453"></a> +<span class="sourceLineNo">454</span> oneShotScan.setMaxResultSize(Long.MAX_VALUE);<a name="line.454"></a> +<span class="sourceLineNo">455</span> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);<a name="line.455"></a> +<span class="sourceLineNo">456</span><a name="line.456"></a> +<span class="sourceLineNo">457</span> ArrayList<Result> partials = new ArrayList<>();<a name="line.457"></a> +<span class="sourceLineNo">458</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.458"></a> +<span class="sourceLineNo">459</span> Result partialResult = null;<a name="line.459"></a> +<span class="sourceLineNo">460</span> Result completeResult = null;<a name="line.460"></a> +<span class="sourceLineNo">461</span> Result oneShotResult = null;<a name="line.461"></a> +<span class="sourceLineNo">462</span> partials.clear();<a name="line.462"></a> +<span class="sourceLineNo">463</span><a name="line.463"></a> +<span class="sourceLineNo">464</span> do {<a name="line.464"></a> +<span class="sourceLineNo">465</span> partialResult = partialScanner.next();<a name="line.465"></a> +<span class="sourceLineNo">466</span> partials.add(partialResult);<a name="line.466"></a> +<span class="sourceLineNo">467</span> } while (partialResult != null && partialResult.isPartial());<a name="line.467"></a> <span class="sourceLineNo">468</span><a name="line.468"></a> -<span class="sourceLineNo">469</span> compareResults(completeResult, oneShotResult, null);<a name="line.469"></a> -<span class="sourceLineNo">470</span> }<a name="line.470"></a> +<span class="sourceLineNo">469</span> completeResult = Result.createCompleteResult(partials);<a name="line.469"></a> +<span class="sourceLineNo">470</span> oneShotResult = oneShotScanner.next();<a name="line.470"></a> <span class="sourceLineNo">471</span><a name="line.471"></a> -<span class="sourceLineNo">472</span> assertTrue(oneShotScanner.next() == null);<a name="line.472"></a> -<span class="sourceLineNo">473</span> assertTrue(partialScanner.next() == null);<a name="line.473"></a> +<span class="sourceLineNo">472</span> compareResults(completeResult, oneShotResult, null);<a name="line.472"></a> +<span class="sourceLineNo">473</span> }<a name="line.473"></a> <span class="sourceLineNo">474</span><a name="line.474"></a> -<span class="sourceLineNo">475</span> oneShotScanner.close();<a name="line.475"></a> -<span class="sourceLineNo">476</span> partialScanner.close();<a name="line.476"></a> -<span class="sourceLineNo">477</span> }<a name="line.477"></a> -<span class="sourceLineNo">478</span><a name="line.478"></a> -<span class="sourceLineNo">479</span> /**<a name="line.479"></a> -<span class="sourceLineNo">480</span> * When reconstructing the complete result from its partials we ensure that the row of each<a name="line.480"><
<TRUNCATED>
