com.esotericsoftware.kryo.serializers.JavaSerializer Java Examples

The following examples show how to use com.esotericsoftware.kryo.serializers.JavaSerializer. 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: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessAllWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.process(new ProcessAllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void process(Context ctx, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #2
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<String, String>() {
				@Override
				public String getKey(String value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #3
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #4
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.apply(new WindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void apply(String s, TimeWindow window,
									Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #5
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.process(new ProcessWindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void process(String s, Context ctx,
						Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #6
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessAllWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.process(new ProcessAllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void process(Context ctx, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #7
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #8
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #9
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.apply(new AllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void apply(TimeWindow window, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #10
Source File: KryoSerialization.java    From joyrpc with Apache License 2.0 6 votes vote down vote up 
@Override
public com.esotericsoftware.kryo.Serializer getDefaultSerializer(Class type) {
    if (type == null) {
        throw new IllegalArgumentException("type cannot be null.");
    }

    /**
     * Kryo requires every class to provide a zero argument constructor. For any class does not match this condition, kryo have two ways:
     * 1. Use JavaSerializer,
     * 2. Set 'kryo.setInstantiatorStrategy(new DefaultInstantiatorStrategy(new StdInstantiatorStrategy()));', StdInstantiatorStrategy can generate an instance bypassing the constructor.
     *
     * In practice, it's not possible for users to register kryo Serializer for every customized class. So in most cases, customized classes with/without zero argument constructor will
     * default to the default serializer.
     * It is the responsibility of kryo to handle with every standard jdk classes, so we will just escape these classes.
     */
    if (!isJavaClass(type) && !type.isArray() && !type.isEnum() && getDefaultConstructor(type) == null) {
        return new JavaSerializer();
    }
    return super.getDefaultSerializer(type);
}
Example #11
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private void validateListStateDescriptorConfigured(SingleOutputStreamOperator<?> result) {
	OneInputTransformation<?, ?> transform = (OneInputTransformation<?, ?>) result.getTransformation();
	WindowOperator<?, ?, ?, ?, ?> op = (WindowOperator<?, ?, ?, ?, ?>) transform.getOperator();
	StateDescriptor<?, ?> descr = op.getStateDescriptor();

	assertTrue(descr instanceof ListStateDescriptor);

	ListStateDescriptor<?> listDescr = (ListStateDescriptor<?>) descr;

	// this would be the first statement to fail if state descriptors were not properly initialized
	TypeSerializer<?> serializer = listDescr.getSerializer();
	assertTrue(serializer instanceof ListSerializer);

	TypeSerializer<?> elementSerializer = listDescr.getElementSerializer();
	assertTrue(elementSerializer instanceof KryoSerializer);

	Kryo kryo = ((KryoSerializer<?>) elementSerializer).getKryo();

	assertTrue("serializer registration was not properly passed on",
			kryo.getSerializer(File.class) instanceof JavaSerializer);
}
Example #12
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private void validateListStateDescriptorConfigured(SingleOutputStreamOperator<?> result) {
	OneInputTransformation<?, ?> transform = (OneInputTransformation<?, ?>) result.getTransformation();
	WindowOperator<?, ?, ?, ?, ?> op = (WindowOperator<?, ?, ?, ?, ?>) transform.getOperator();
	StateDescriptor<?, ?> descr = op.getStateDescriptor();

	assertTrue(descr instanceof ListStateDescriptor);

	ListStateDescriptor<?> listDescr = (ListStateDescriptor<?>) descr;

	// this would be the first statement to fail if state descriptors were not properly initialized
	TypeSerializer<?> serializer = listDescr.getSerializer();
	assertTrue(serializer instanceof ListSerializer);

	TypeSerializer<?> elementSerializer = listDescr.getElementSerializer();
	assertTrue(elementSerializer instanceof KryoSerializer);

	Kryo kryo = ((KryoSerializer<?>) elementSerializer).getKryo();

	assertTrue("serializer registration was not properly passed on",
			kryo.getSerializer(File.class) instanceof JavaSerializer);
}
Example #13
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.apply(new AllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void apply(TimeWindow window, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #14
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #15
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #16
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.process(new ProcessWindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void process(String s, Context ctx,
						Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #17
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<String, String>() {
				@Override
				public String getKey(String value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #18
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #19
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<String, String>() {
				@Override
				public String getKey(String value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #20
Source File: KryoSerialize.java    From search-spring-boot-starter with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressWarnings({ "unchecked" })
public <T> T decode(byte[] bytes, Class<T> clazz) {
    Kryo kryo = new Kryo();
    kryo.setReferences(false);
    kryo.register(clazz, new JavaSerializer());

    ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(bytes);
    Input input = new Input(byteArrayInputStream);
    try {
        return (T) kryo.readClassAndObject(input);
    } finally {
        input.close();
        try {
            byteArrayInputStream.close();
        } catch (IOException e) {
        }
    }
}
Example #21
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #22
Source File: KryoSerialize.java    From search-spring-boot-starter with Apache License 2.0 6 votes vote down vote up 
@Override
public byte[] encode(Object t) {
    Kryo kryo = new Kryo();
    kryo.setReferences(false);
    kryo.register(t.getClass(), new JavaSerializer());
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    Output output = new Output(baos);
    try {
        kryo.writeClassAndObject(output, t);
        output.flush();
        output.close();
        return baos.toByteArray();
    } finally {
        try {
            baos.flush();
            baos.close();
        } catch (IOException e) {
        }
    }
}
Example #23
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
private void validateListStateDescriptorConfigured(SingleOutputStreamOperator<?> result) {
	OneInputTransformation<?, ?> transform = (OneInputTransformation<?, ?>) result.getTransformation();
	WindowOperator<?, ?, ?, ?, ?> op = (WindowOperator<?, ?, ?, ?, ?>) transform.getOperator();
	StateDescriptor<?, ?> descr = op.getStateDescriptor();

	assertTrue(descr instanceof ListStateDescriptor);

	ListStateDescriptor<?> listDescr = (ListStateDescriptor<?>) descr;

	// this would be the first statement to fail if state descriptors were not properly initialized
	TypeSerializer<?> serializer = listDescr.getSerializer();
	assertTrue(serializer instanceof ListSerializer);

	TypeSerializer<?> elementSerializer = listDescr.getElementSerializer();
	assertTrue(elementSerializer instanceof KryoSerializer);

	Kryo kryo = ((KryoSerializer<?>) elementSerializer).getKryo();

	assertTrue("serializer registration was not properly passed on",
			kryo.getSerializer(File.class) instanceof JavaSerializer);
}
Example #24
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.apply(new WindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void apply(String s, TimeWindow window,
									Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #25
Source File: StateDescriptorPassingTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.apply(new WindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void apply(String s, TimeWindow window,
									Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #26
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testApplyWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.apply(new AllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void apply(TimeWindow window, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #27
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testReduceWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.reduce(new ReduceFunction<File>() {

				@Override
				public File reduce(File value1, File value2) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #28
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testFoldWindowAllState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<String> src = env.fromElements("abc");

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.fold(new File("/"), new FoldFunction<String, File>() {

				@Override
				public File fold(File a, String e) {
					return null;
				}
			});

	validateStateDescriptorConfigured(result);
}
Example #29
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessAllWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.timeWindowAll(Time.milliseconds(1000))
			.process(new ProcessAllWindowFunction<File, String, TimeWindow>() {
				@Override
				public void process(Context ctx, Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}
Example #30
Source File: StateDescriptorPassingTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testProcessWindowState() throws Exception {
	final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
	env.setStreamTimeCharacteristic(TimeCharacteristic.IngestionTime);
	env.registerTypeWithKryoSerializer(File.class, JavaSerializer.class);

	DataStream<File> src = env.fromElements(new File("/"));

	SingleOutputStreamOperator<?> result = src
			.keyBy(new KeySelector<File, String>() {
				@Override
				public String getKey(File value) {
					return null;
				}
			})
			.timeWindow(Time.milliseconds(1000))
			.process(new ProcessWindowFunction<File, String, String, TimeWindow>() {
				@Override
				public void process(String s, Context ctx,
						Iterable<File> input, Collector<String> out) {}
			});

	validateListStateDescriptorConfigured(result);
}