Java Code Examples for org.apache.flink.test.operators.util.CollectionDataSets#getSmallPojoDataSet()

The following examples show how to use org.apache.flink.test.operators.util.CollectionDataSets#getSmallPojoDataSet() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: CoGroupITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testCoGroupFieldSelectorAndComplicatedKeySelector() throws Exception {
	/*
	 * CoGroup field-selector (expression keys) + key selector function
	 * The key selector is unnecessary complicated (Tuple1) ;)
	 */

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<CustomType> coGroupDs = ds.coGroup(ds2)
			.where(new KeySelector6()).equalTo(6).with(new CoGroup3());

	List<CustomType> result = coGroupDs.collect();

	String expected = 	"-1,20000,Flink\n" +
			"-1,10000,Flink\n" +
			"-1,30000,Flink\n";

	compareResultAsText(result, expected);
}
Example 2
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTuple() throws Exception {
	/*
	 * nested into tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber", "number", "nestedTupleWithCustom.f0")
					.equalTo("f6", "f0", "f2")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 3
Source File: JoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTuple() throws Exception {
	/*
	 * nested into tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.join(ds2).where("nestedPojo.longNumber", "number", "nestedTupleWithCustom.f0").equalTo("f6", "f0", "f2");

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 4
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFullPojoWithFullTuple() throws Exception {
	/*
	 * full pojo with full tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Long, Integer, Integer, Long, String, Integer, String>> ds2 = CollectionDataSets.getSmallTuplebasedDataSetMatchingPojo(env);
	DataSet<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("*")
					.equalTo("*")
					.with(new ProjectBothFunction<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(10000,10,100,1000,One,1,First)\n" +
			"2 Second (20,200,2000,Two) 20000,(20000,20,200,2000,Two,2,Second)\n" +
			"3 Third (30,300,3000,Three) 30000,(30000,30,300,3000,Three,3,Third)\n";

	compareResultAsTuples(result, expected);
}
Example 5
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithNestedKeyExpression1() throws Exception {
	/*
	 * Join nested pojo against tuple (selected using a string)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber")
					.equalTo("f6")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 6
Source File: JoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinNestedPojoAgainstTupleSelectedUsingString() throws Exception {
	/*
	 * Join nested pojo against tuple (selected using a string)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.join(ds2).where("nestedPojo.longNumber").equalTo("f6");

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 7
Source File: JoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testSelectingMultipleFieldsUsingExpressionLanguage() throws Exception {
	/*
	 * selecting multiple fields using expression language
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.join(ds2).where("nestedPojo.longNumber", "number", "str").equalTo("f6", "f0", "f1");

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 8
Source File: CoGroupITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testCoGroupFieldSelectorAndComplicatedKeySelector() throws Exception {
	/*
	 * CoGroup field-selector (expression keys) + key selector function
	 * The key selector is unnecessary complicated (Tuple1) ;)
	 */

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<CustomType> coGroupDs = ds.coGroup(ds2)
			.where(new KeySelector6()).equalTo(6).with(new CoGroup3());

	List<CustomType> result = coGroupDs.collect();

	String expected = 	"-1,20000,Flink\n" +
			"-1,10000,Flink\n" +
			"-1,30000,Flink\n";

	compareResultAsText(result, expected);
}
Example 9
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFullPojoWithFullTuple() throws Exception {
	/*
	 * full pojo with full tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Long, Integer, Integer, Long, String, Integer, String>> ds2 = CollectionDataSets.getSmallTuplebasedDataSetMatchingPojo(env);
	DataSet<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("*")
					.equalTo("*")
					.with(new ProjectBothFunction<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(10000,10,100,1000,One,1,First)\n" +
			"2 Second (20,200,2000,Two) 20000,(20000,20,200,2000,Two,2,Second)\n" +
			"3 Third (30,300,3000,Three) 30000,(30000,30,300,3000,Three,3,Third)\n";

	compareResultAsTuples(result, expected);
}
Example 10
Source File: JoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTuple() throws Exception {
	/*
	 * nested into tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.join(ds2).where("nestedPojo.longNumber", "number", "nestedTupleWithCustom.f0").equalTo("f6", "f0", "f2");

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 11
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTupleIntoPojo() throws Exception {
	/*
	 * nested into tuple into pojo
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedTupleWithCustom.f0", "nestedTupleWithCustom.f1.myInt", "nestedTupleWithCustom.f1.myLong")
					.equalTo("f2", "f3", "f4")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 12
Source File: JoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFullPojoWithFullTuple() throws Exception {
	/*
	 * full pojo with full tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Long, Integer, Integer, Long, String, Integer, String>> ds2 = CollectionDataSets.getSmallTuplebasedDataSetMatchingPojo(env);
	DataSet<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> joinDs =
			ds1.join(ds2).where("*").equalTo("*");

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(10000,10,100,1000,One,1,First)\n" +
			"2 Second (20,200,2000,Two) 20000,(20000,20,200,2000,Two,2,Second)\n" +
			"3 Third (30,300,3000,Three) 30000,(30000,30,300,3000,Three,3,Third)\n";

	compareResultAsTuples(result, expected);
}
Example 13
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTupleIntoPojo() throws Exception {
	/*
	 * nested into tuple into pojo
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedTupleWithCustom.f0", "nestedTupleWithCustom.f1.myInt", "nestedTupleWithCustom.f1.myLong")
					.equalTo("f2", "f3", "f4")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 14
Source File: OuterJoinITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithNestedKeyExpression2() throws Exception {
	/*
	 * Join nested pojo against tuple (selected as an integer)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber")
					.equalTo(6) // <--- difference!
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 15
Source File: OuterJoinITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithNestedKeyExpression1() throws Exception {
	/*
	 * Join nested pojo against tuple (selected using a string)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber")
					.equalTo("f6")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 16
Source File: JoinITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFullPojoWithFullTuple() throws Exception {
	/*
	 * full pojo with full tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Long, Integer, Integer, Long, String, Integer, String>> ds2 = CollectionDataSets.getSmallTuplebasedDataSetMatchingPojo(env);
	DataSet<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> joinDs =
			ds1.join(ds2).where("*").equalTo("*");

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Long, Integer, Integer, Long, String, Integer, String>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(10000,10,100,1000,One,1,First)\n" +
			"2 Second (20,200,2000,Two) 20000,(20000,20,200,2000,Two,2,Second)\n" +
			"3 Third (30,300,3000,Three) 30000,(30000,30,300,3000,Three,3,Third)\n";

	compareResultAsTuples(result, expected);
}
Example 17
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithNestedKeyExpression2() throws Exception {
	/*
	 * Join nested pojo against tuple (selected as an integer)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber")
					.equalTo(6) // <--- difference!
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 18
Source File: OuterJoinITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testNestedIntoTuple() throws Exception {
	/*
	 * nested into tuple
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.fullOuterJoin(ds2)
					.where("nestedPojo.longNumber", "number", "nestedTupleWithCustom.f0")
					.equalTo("f6", "f0", "f2")
					.with(new ProjectBothFunction<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>());

	env.setParallelism(1);
	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}
Example 19
Source File: CoGroupITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testCoGroupFieldSelectorAndKeySelector() throws Exception {
	/*
	 * CoGroup field-selector (expression keys) + key selector function
	 * The key selector is simple here
	 */

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<CustomType> coGroupDs = ds.coGroup(ds2)
			.where(new KeySelector1()).equalTo(6).with(new CoGroup2());

	List<CustomType> result = coGroupDs.collect();

	String expected = "-1,20000,Flink\n" +
			"-1,10000,Flink\n" +
			"-1,30000,Flink\n";

	compareResultAsText(result, expected);
}
Example 20
Source File: JoinITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinNestedPojoAgainstTupleSelectedUsingInteger() throws Exception {
	/*
	 * Join nested pojo against tuple (selected as an integer)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	DataSet<POJO> ds1 = CollectionDataSets.getSmallPojoDataSet(env);
	DataSet<Tuple7<Integer, String, Integer, Integer, Long, String, Long>> ds2 = CollectionDataSets.getSmallTuplebasedDataSet(env);
	DataSet<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> joinDs =
			ds1.join(ds2).where("nestedPojo.longNumber").equalTo(6); // <--- difference!

	List<Tuple2<POJO, Tuple7<Integer, String, Integer, Integer, Long, String, Long>>> result = joinDs.collect();

	String expected = "1 First (10,100,1000,One) 10000,(1,First,10,100,1000,One,10000)\n" +
			"2 Second (20,200,2000,Two) 20000,(2,Second,20,200,2000,Two,20000)\n" +
			"3 Third (30,300,3000,Three) 30000,(3,Third,30,300,3000,Three,30000)\n";

	compareResultAsTuples(result, expected);
}