Java Code Examples for org.apache.flink.api.java.ExecutionEnvironment#getConfig()

The following examples show how to use org.apache.flink.api.java.ExecutionEnvironment#getConfig() . 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: GroupReduceITCase.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGroupByGenericType() throws Exception {
	/*
	 * Group by generic type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	env.setParallelism(1);

	DataSet<CollectionDataSets.PojoWithCollection> ds = CollectionDataSets.getPojoWithCollection(env);

	// f0.f0 is first integer
	DataSet<String> reduceDs = ds.groupBy("bigInt")
			.reduceGroup(new GroupReducer8());
	List<String> result = reduceDs.collect();
	ExecutionConfig ec = env.getConfig();

	// check if automatic type registration with Kryo worked
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(BigInt.class));
	Assert.assertFalse(ec.getRegisteredKryoTypes().contains(java.sql.Date.class));

	String expected = null;

	String localExpected = "[call\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=2033-05-18, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=10, mixed=[{someKey=1}, /this/is/wrong, uhlala]}\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=1976-05-03, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=31104000, mixed=null}]";

	Assert.assertEquals(localExpected, result.toString());
}
Example 2
Source File: GroupReduceITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGroupByGenericType() throws Exception {
	/*
	 * Group by generic type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	env.setParallelism(1);

	DataSet<CollectionDataSets.PojoWithCollection> ds = CollectionDataSets.getPojoWithCollection(env);

	// f0.f0 is first integer
	DataSet<String> reduceDs = ds.groupBy("bigInt")
			.reduceGroup(new GroupReducer8());
	List<String> result = reduceDs.collect();
	ExecutionConfig ec = env.getConfig();

	// check if automatic type registration with Kryo worked
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(BigInt.class));
	Assert.assertFalse(ec.getRegisteredKryoTypes().contains(java.sql.Date.class));

	String expected = null;

	String localExpected = "[call\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=2033-05-18, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=10, mixed=[{someKey=1}, /this/is/wrong, uhlala]}\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=1976-05-03, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=31104000, mixed=null}]";

	Assert.assertEquals(localExpected, result.toString());
}
Example 3
Source File: GroupReduceITCase.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGroupByGenericType() throws Exception {
	/*
	 * Group by generic type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	env.setParallelism(1);

	DataSet<CollectionDataSets.PojoWithCollection> ds = CollectionDataSets.getPojoWithCollection(env);

	// f0.f0 is first integer
	DataSet<String> reduceDs = ds.groupBy("bigInt")
			.reduceGroup(new GroupReducer8());
	List<String> result = reduceDs.collect();
	ExecutionConfig ec = env.getConfig();

	// check if automatic type registration with Kryo worked
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(BigInt.class));
	Assert.assertFalse(ec.getRegisteredKryoTypes().contains(java.sql.Date.class));

	String expected = null;

	String localExpected = "[call\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=2033-05-18, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=10, mixed=[{someKey=1}, /this/is/wrong, uhlala]}\n" +
			"For key 92233720368547758070 we got:\n" +
			"PojoWithCollection{pojos.size()=2, key=0, sqlDate=1976-05-03, bigInt=92233720368547758070, bigDecimalKeepItNull=null, scalaBigInt=31104000, mixed=null}]";

	Assert.assertEquals(localExpected, result.toString());
}
Example 4
Source File: AvroTypeExtractionTest.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
private void testField(final String fieldName) throws Exception {
	before();

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	Path in = new Path(inFile.getAbsoluteFile().toURI());

	AvroInputFormat<User> users = new AvroInputFormat<>(in, User.class);
	DataSet<User> usersDS = env.createInput(users);

	DataSet<Object> res = usersDS
		.groupBy(fieldName)
		.reduceGroup((GroupReduceFunction<User, Object>) (values, out) -> {
			for (User u : values) {
				out.collect(u.get(fieldName));
			}
		})
		.returns(Object.class);
	res.writeAsText(resultPath);
	env.execute("Simple Avro read job");

	// test if automatic registration of the Types worked
	ExecutionConfig ec = env.getConfig();
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(Fixed16.class));

	switch (fieldName) {
		case "name":
			expected = "Alyssa\nCharlie";
			break;
		case "type_enum":
			expected = "GREEN\nRED\n";
			break;
		case "type_double_test":
			expected = "123.45\n1.337\n";
			break;
		default:
			Assert.fail("Unknown field");
			break;
	}

	after();
}
Example 5
Source File: AvroTypeExtractionTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
private void testField(final String fieldName) throws Exception {
	before();

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	Path in = new Path(inFile.getAbsoluteFile().toURI());

	AvroInputFormat<User> users = new AvroInputFormat<>(in, User.class);
	DataSet<User> usersDS = env.createInput(users);

	DataSet<Object> res = usersDS
		.groupBy(fieldName)
		.reduceGroup((GroupReduceFunction<User, Object>) (values, out) -> {
			for (User u : values) {
				out.collect(u.get(fieldName));
			}
		})
		.returns(Object.class);
	res.writeAsText(resultPath);
	env.execute("Simple Avro read job");

	// test if automatic registration of the Types worked
	ExecutionConfig ec = env.getConfig();
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(Fixed16.class));

	switch (fieldName) {
		case "name":
			expected = "Alyssa\nCharlie";
			break;
		case "type_enum":
			expected = "GREEN\nRED\n";
			break;
		case "type_double_test":
			expected = "123.45\n1.337\n";
			break;
		default:
			Assert.fail("Unknown field");
			break;
	}

	after();
}
Example 6
Source File: AvroTypeExtractionTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
private void testField(final String fieldName) throws Exception {
	before();

	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
	Path in = new Path(inFile.getAbsoluteFile().toURI());

	AvroInputFormat<User> users = new AvroInputFormat<>(in, User.class);
	DataSet<User> usersDS = env.createInput(users);

	DataSet<Object> res = usersDS
		.groupBy(fieldName)
		.reduceGroup((GroupReduceFunction<User, Object>) (values, out) -> {
			for (User u : values) {
				out.collect(u.get(fieldName));
			}
		})
		.returns(Object.class);
	res.writeAsText(resultPath);
	env.execute("Simple Avro read job");

	// test if automatic registration of the Types worked
	ExecutionConfig ec = env.getConfig();
	Assert.assertTrue(ec.getRegisteredKryoTypes().contains(Fixed16.class));

	switch (fieldName) {
		case "name":
			expected = "Alyssa\nCharlie";
			break;
		case "type_enum":
			expected = "GREEN\nRED\n";
			break;
		case "type_double_test":
			expected = "123.45\n1.337\n";
			break;
		default:
			Assert.fail("Unknown field");
			break;
	}

	after();
}