org.apache.flink.api.common.functions.RichCrossFunction Java Examples

The following examples show how to use org.apache.flink.api.common.functions.RichCrossFunction. 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: TypeExtractorTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testPojo() {
	// use getCrossReturnTypes()
	RichCrossFunction<?, ?, ?> function = new RichCrossFunction<CustomType, Integer, CustomType>() {
		private static final long serialVersionUID = 1L;

		@Override
		public CustomType cross(CustomType first, Integer second) throws Exception {
			return null;
		}			
	};

	TypeInformation<?> ti = TypeExtractor.getCrossReturnTypes(function, 
			(TypeInformation) TypeInformation.of(new TypeHint<CustomType>(){}),
			(TypeInformation) Types.INT);

	Assert.assertFalse(ti.isBasicType());
	Assert.assertFalse(ti.isTupleType());
	Assert.assertTrue(ti instanceof PojoTypeInfo);
	Assert.assertEquals(ti.getTypeClass(), CustomType.class);

	// use getForClass()
	Assert.assertTrue(TypeExtractor.getForClass(CustomType.class) instanceof PojoTypeInfo);
	Assert.assertEquals(TypeExtractor.getForClass(CustomType.class).getTypeClass(), ti.getTypeClass());

	// use getForObject()
	CustomType t = new CustomType("World", 1);
	TypeInformation<?> ti2 = TypeExtractor.getForObject(t);

	Assert.assertFalse(ti2.isBasicType());
	Assert.assertFalse(ti2.isTupleType());
	Assert.assertTrue(ti2 instanceof PojoTypeInfo);
	Assert.assertEquals(ti2.getTypeClass(), CustomType.class);

	Assert.assertFalse(TypeExtractor.getForClass(PojoWithNonPublicDefaultCtor.class) instanceof PojoTypeInfo);
}
Example #2
Source File: TypeExtractorTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testPojo() {
	// use getCrossReturnTypes()
	RichCrossFunction<?, ?, ?> function = new RichCrossFunction<CustomType, Integer, CustomType>() {
		private static final long serialVersionUID = 1L;

		@Override
		public CustomType cross(CustomType first, Integer second) throws Exception {
			return null;
		}			
	};

	TypeInformation<?> ti = TypeExtractor.getCrossReturnTypes(function, 
			(TypeInformation) TypeInformation.of(new TypeHint<CustomType>(){}),
			(TypeInformation) Types.INT);

	Assert.assertFalse(ti.isBasicType());
	Assert.assertFalse(ti.isTupleType());
	Assert.assertTrue(ti instanceof PojoTypeInfo);
	Assert.assertEquals(ti.getTypeClass(), CustomType.class);

	// use getForClass()
	Assert.assertTrue(TypeExtractor.getForClass(CustomType.class) instanceof PojoTypeInfo);
	Assert.assertEquals(TypeExtractor.getForClass(CustomType.class).getTypeClass(), ti.getTypeClass());

	// use getForObject()
	CustomType t = new CustomType("World", 1);
	TypeInformation<?> ti2 = TypeExtractor.getForObject(t);

	Assert.assertFalse(ti2.isBasicType());
	Assert.assertFalse(ti2.isTupleType());
	Assert.assertTrue(ti2 instanceof PojoTypeInfo);
	Assert.assertEquals(ti2.getTypeClass(), CustomType.class);

	Assert.assertFalse(TypeExtractor.getForClass(PojoWithNonPublicDefaultCtor.class) instanceof PojoTypeInfo);
}
Example #3
Source File: TypeExtractorTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testPojo() {
	// use getCrossReturnTypes()
	RichCrossFunction<?, ?, ?> function = new RichCrossFunction<CustomType, Integer, CustomType>() {
		private static final long serialVersionUID = 1L;

		@Override
		public CustomType cross(CustomType first, Integer second) throws Exception {
			return null;
		}			
	};

	TypeInformation<?> ti = TypeExtractor.getCrossReturnTypes(function, 
			(TypeInformation) TypeInformation.of(new TypeHint<CustomType>(){}),
			(TypeInformation) Types.INT);

	Assert.assertFalse(ti.isBasicType());
	Assert.assertFalse(ti.isTupleType());
	Assert.assertTrue(ti instanceof PojoTypeInfo);
	Assert.assertEquals(ti.getTypeClass(), CustomType.class);

	// use getForClass()
	Assert.assertTrue(TypeExtractor.getForClass(CustomType.class) instanceof PojoTypeInfo);
	Assert.assertEquals(TypeExtractor.getForClass(CustomType.class).getTypeClass(), ti.getTypeClass());

	// use getForObject()
	CustomType t = new CustomType("World", 1);
	TypeInformation<?> ti2 = TypeExtractor.getForObject(t);

	Assert.assertFalse(ti2.isBasicType());
	Assert.assertFalse(ti2.isTupleType());
	Assert.assertTrue(ti2 instanceof PojoTypeInfo);
	Assert.assertEquals(ti2.getTypeClass(), CustomType.class);

	Assert.assertFalse(TypeExtractor.getForClass(PojoWithNonPublicDefaultCtor.class) instanceof PojoTypeInfo);
}