Examples with Tuple3 org.apache.flink.api.java.tuple.Tuple3 used on opensource projects

Example 76 with Tuple3

use of org.apache.flink.api.java.tuple.Tuple3 in project flink by apache.

the class ReduceWithCombinerITCase method testReduceOnKeyedDataset.

@Test
public void testReduceOnKeyedDataset() throws Exception {
    // set up the execution environment
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    env.setParallelism(4);
    // creates the input data and distributes them evenly among the available downstream tasks
    DataSet<Tuple3<String, Integer, Boolean>> input = createKeyedInput(env);
    List<Tuple3<String, Integer, Boolean>> actual = input.groupBy(0).reduceGroup(new KeyedCombReducer()).collect();
    String expected = "k1,6,true\nk2,4,true\n";
    compareResultAsTuples(actual, expected);
}

Example 77 with Tuple3

use of org.apache.flink.api.java.tuple.Tuple3 in project flink by apache.

the class ReduceWithCombinerITCase method testReduceOnKeyedDatasetWithSelector.

@Test
public void testReduceOnKeyedDatasetWithSelector() throws Exception {
    // set up the execution environment
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    env.setParallelism(4);
    // creates the input data and distributes them evenly among the available downstream tasks
    DataSet<Tuple3<String, Integer, Boolean>> input = createKeyedInput(env);
    List<Tuple3<String, Integer, Boolean>> actual = input.groupBy(new KeySelectorX()).reduceGroup(new KeyedCombReducer()).collect();
    String expected = "k1,6,true\nk2,4,true\n";
    compareResultAsTuples(actual, expected);
}

Example 78 with Tuple3

use of org.apache.flink.api.java.tuple.Tuple3 in project flink by apache.

the class PartitionITCase method testRangePartitionByKeyFieldAndDifferentParallelism.

@Test
public void testRangePartitionByKeyFieldAndDifferentParallelism() throws Exception {
    /*
		 * Test range partition by key field and different parallelism
		 */
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    env.setParallelism(3);
    DataSet<Tuple3<Integer, Long, String>> ds = CollectionDataSets.get3TupleDataSet(env);
    DataSet<Long> uniqLongs = ds.partitionByRange(1).setParallelism(4).mapPartition(new UniqueTupleLongMapper());
    List<Long> result = uniqLongs.collect();
    String expected = "1\n" + "2\n" + "3\n" + "4\n" + "5\n" + "6\n";
    compareResultAsText(result, expected);
}

Example 79 with Tuple3

use of org.apache.flink.api.java.tuple.Tuple3 in project flink by apache.

the class PartitionITCase method testHashPartitionByKeyField.

@Test
public void testHashPartitionByKeyField() throws Exception {
    /*
		 * Test hash partition by key field
		 */
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    DataSet<Tuple3<Integer, Long, String>> ds = CollectionDataSets.get3TupleDataSet(env);
    DataSet<Long> uniqLongs = ds.partitionByHash(1).mapPartition(new UniqueTupleLongMapper());
    List<Long> result = uniqLongs.collect();
    String expected = "1\n" + "2\n" + "3\n" + "4\n" + "5\n" + "6\n";
    compareResultAsText(result, expected);
}

Example 80 with Tuple3

use of org.apache.flink.api.java.tuple.Tuple3 in project flink by apache.

the class PartitionITCase method testRangePartitionByKeySelector.

@Test
public void testRangePartitionByKeySelector() throws Exception {
    /*
		 * Test range partition by key selector
		 */
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    DataSet<Tuple3<Integer, Long, String>> ds = CollectionDataSets.get3TupleDataSet(env);
    DataSet<Long> uniqLongs = ds.partitionByRange(new KeySelector1()).mapPartition(new UniqueTupleLongMapper());
    List<Long> result = uniqLongs.collect();
    String expected = "1\n" + "2\n" + "3\n" + "4\n" + "5\n" + "6\n";
    compareResultAsText(result, expected);
}