本文整理汇总了Java中org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.setMaxParallelism方法的典型用法代码示例。如果您正苦于以下问题：Java StreamExecutionEnvironment.setMaxParallelism方法的具体用法？Java StreamExecutionEnvironment.setMaxParallelism怎么用？Java StreamExecutionEnvironment.setMaxParallelism使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.flink.streaming.api.environment.StreamExecutionEnvironment的用法示例。
在下文中一共展示了StreamExecutionEnvironment.setMaxParallelism方法的13个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testCreateSavepointOnFlink12
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
/**
* This has to be manually executed to create the savepoint on Flink 1.2.
*/
@Test
@Ignore
public void testCreateSavepointOnFlink12() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
env.setStateBackend(new MemoryStateBackend());
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
env
.addSource(new LegacyCheckpointedSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new LegacyCheckpointedFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new LegacyCheckpointedFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateSettingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckpointedUdfOperator(new LegacyCheckpointedFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.keyBy(0)
.transform(
"timely_stateful_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new TimelyStatefulOperator()).uid("TimelyStatefulOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>());
executeAndSavepoint(
env,
"src/test/resources/" + getSavepointPath(),
new Tuple2<>(AccumulatorCountingSink.NUM_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例2: testCreateSavepointOnFlink12WithRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
/**
* This has to be manually executed to create the savepoint on Flink 1.2.
*/
@Test
@Ignore
public void testCreateSavepointOnFlink12WithRocksDB() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
RocksDBStateBackend rocksBackend =
new RocksDBStateBackend(new MemoryStateBackend());
env.setStateBackend(rocksBackend);
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
env
.addSource(new LegacyCheckpointedSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new LegacyCheckpointedFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new LegacyCheckpointedFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateSettingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckpointedUdfOperator(new LegacyCheckpointedFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.keyBy(0)
.transform(
"timely_stateful_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new TimelyStatefulOperator()).uid("TimelyStatefulOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>());
executeAndSavepoint(
env,
"src/test/resources/" + getRocksDBSavepointPath(),
new Tuple2<>(AccumulatorCountingSink.NUM_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例3: testCreateSavepointOnFlink11
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
/**
* This has to be manually executed to create the savepoint on Flink 1.1.
*/
@Test
@Ignore
public void testCreateSavepointOnFlink11() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
// we only test memory state backend yet
env.setStateBackend(new MemoryStateBackend());
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new LegacyCheckpointedSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new LegacyCheckpointedFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new LegacyCheckpointedFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateSettingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckpointedUdfOperator(new LegacyCheckpointedFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
executeAndSavepoint(
env,
"src/test/resources/stateful-udf-migration-itcase-flink1.1-savepoint",
new Tuple2<>(EXPECTED_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例4: testCreateSavepointOnFlink11WithRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
/**
* This has to be manually executed to create the savepoint on Flink 1.1.
*/
@Test
@Ignore
public void testCreateSavepointOnFlink11WithRocksDB() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
RocksDBStateBackend rocksBackend =
new RocksDBStateBackend(new MemoryStateBackend());
// rocksBackend.enableFullyAsyncSnapshots();
env.setStateBackend(rocksBackend);
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new LegacyCheckpointedSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new LegacyCheckpointedFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new LegacyCheckpointedFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateSettingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckpointedUdfOperator(new LegacyCheckpointedFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
executeAndSavepoint(
env,
"src/test/resources/stateful-udf-migration-itcase-flink1.1-rocksdb-savepoint",
new Tuple2<>(EXPECTED_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例5: testSavepointRestoreFromFlink11
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink11() throws Exception {
final int expectedSuccessfulChecks = 21;
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
// we only test memory state backend yet
env.setStateBackend(new MemoryStateBackend());
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new RestoringCheckingSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new RestoringCheckingFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new RestoringCheckingFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateCheckingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new RestoringCheckingUdfOperator(new RestoringCheckingFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
restoreAndExecute(
env,
getResourceFilename("stateful-udf-migration-itcase-flink1.1-savepoint"),
new Tuple2<>(SUCCESSFUL_CHECK_ACCUMULATOR, expectedSuccessfulChecks));
}
示例6: testSavepointRestoreFromFlink11FromRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink11FromRocksDB() throws Exception {
final int expectedSuccessfulChecks = 21;
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
// we only test memory state backend yet
env.setStateBackend(new RocksDBStateBackend(new MemoryStateBackend()));
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new RestoringCheckingSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new RestoringCheckingFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new RestoringCheckingFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateCheckingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new RestoringCheckingUdfOperator(new RestoringCheckingFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
restoreAndExecute(
env,
getResourceFilename("stateful-udf-migration-itcase-flink1.1-rocksdb-savepoint"),
new Tuple2<>(SUCCESSFUL_CHECK_ACCUMULATOR, expectedSuccessfulChecks));
}
示例7: testCreateSavepointOnFlink11WithRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
/**
* This has to be manually executed to create the savepoint on Flink 1.1.
*/
@Test
@Ignore
public void testCreateSavepointOnFlink11WithRocksDB() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
RocksDBStateBackend rocksBackend =
new RocksDBStateBackend(new MemoryStateBackend());
// rocksBackend.enableFullyAsyncSnapshots();
env.setStateBackend(rocksBackend);
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new LegacyCheckpointedSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new LegacyCheckpointedFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new LegacyCheckpointedFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateSettingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckpointedUdfOperator(new LegacyCheckpointedFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
executeAndSavepoint(
env,
"src/test/resources/stateful-udf-migration-itcase-flink1.1-savepoint-rocksdb",
new Tuple2<>(EXPECTED_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例8: testSavepointRestoreFromFlink11
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink11() throws Exception {
final int EXPECTED_SUCCESSFUL_CHECKS = 21;
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
// we only test memory state backend yet
env.setStateBackend(new MemoryStateBackend());
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new RestoringCheckingSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new RestoringCheckingFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new RestoringCheckingFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateCheckingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new RestoringCheckingUdfOperator(new RestoringCheckingFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
restoreAndExecute(
env,
getResourceFilename("stateful-udf-migration-itcase-flink1.1-savepoint"),
new Tuple2<>(SUCCESSFUL_CHECK_ACCUMULATOR, EXPECTED_SUCCESSFUL_CHECKS));
}
示例9: testSavepointRestoreFromFlink11FromRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink11FromRocksDB() throws Exception {
final int EXPECTED_SUCCESSFUL_CHECKS = 21;
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
// we only test memory state backend yet
env.setStateBackend(new RocksDBStateBackend(new MemoryStateBackend()));
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
// create source
env
.addSource(new RestoringCheckingSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new RestoringCheckingFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new RestoringCheckingFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new KeyedStateCheckingFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new RestoringCheckingUdfOperator(new RestoringCheckingFlatMapWithKeyedState())).uid("LegacyCheckpointedOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>(EXPECTED_ELEMENTS_ACCUMULATOR));
restoreAndExecute(
env,
getResourceFilename("stateful-udf-migration-itcase-flink1.1-savepoint-rocksdb"),
new Tuple2<>(SUCCESSFUL_CHECK_ACCUMULATOR, EXPECTED_SUCCESSFUL_CHECKS));
}
示例10: testSavepointRestoreFromFlink12
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink12() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setRestartStrategy(RestartStrategies.noRestart());
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
env.setStateBackend(new MemoryStateBackend());
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
env
.addSource(new CheckingRestoringSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new CheckingRestoringFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new CheckingRestoringFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new CheckingKeyedStateFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckingRestoringUdfOperator(new CheckingRestoringFlatMapWithKeyedStateInOperator())).uid("LegacyCheckpointedOperator")
.keyBy(0)
.transform(
"timely_stateful_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckingTimelyStatefulOperator()).uid("TimelyStatefulOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>());
restoreAndExecute(
env,
getResourceFilename(getSavepointPath()),
new Tuple2<>(CheckingRestoringSource.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, 1),
new Tuple2<>(CheckingRestoringFlatMap.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringFlatMapWithKeyedState.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingKeyedStateFlatMap.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringUdfOperator.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringFlatMapWithKeyedStateInOperator.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_PROCESS_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_EVENT_TIME_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_PROCESSING_TIME_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(AccumulatorCountingSink.NUM_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例11: testSavepointRestoreFromFlink12FromRocksDB
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSavepointRestoreFromFlink12FromRocksDB() throws Exception {
final StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
env.setRestartStrategy(RestartStrategies.noRestart());
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
env.setStateBackend(new RocksDBStateBackend(new MemoryStateBackend()));
env.enableCheckpointing(500);
env.setParallelism(4);
env.setMaxParallelism(4);
env
.addSource(new CheckingRestoringSource(NUM_SOURCE_ELEMENTS)).setMaxParallelism(1).uid("LegacyCheckpointedSource")
.flatMap(new CheckingRestoringFlatMap()).startNewChain().uid("LegacyCheckpointedFlatMap")
.keyBy(0)
.flatMap(new CheckingRestoringFlatMapWithKeyedState()).startNewChain().uid("LegacyCheckpointedFlatMapWithKeyedState")
.keyBy(0)
.flatMap(new CheckingKeyedStateFlatMap()).startNewChain().uid("KeyedStateSettingFlatMap")
.keyBy(0)
.transform(
"custom_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckingRestoringUdfOperator(new CheckingRestoringFlatMapWithKeyedStateInOperator())).uid("LegacyCheckpointedOperator")
.keyBy(0)
.transform(
"timely_stateful_operator",
new TypeHint<Tuple2<Long, Long>>() {}.getTypeInfo(),
new CheckingTimelyStatefulOperator()).uid("TimelyStatefulOperator")
.addSink(new AccumulatorCountingSink<Tuple2<Long, Long>>());
restoreAndExecute(
env,
getResourceFilename(getRocksDBSavepointPath()),
new Tuple2<>(CheckingRestoringSource.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, 1),
new Tuple2<>(CheckingRestoringFlatMap.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringFlatMapWithKeyedState.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingKeyedStateFlatMap.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringUdfOperator.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingRestoringFlatMapWithKeyedStateInOperator.SUCCESSFUL_RESTORE_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_PROCESS_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_EVENT_TIME_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(CheckingTimelyStatefulOperator.SUCCESSFUL_PROCESSING_TIME_CHECK_ACCUMULATOR, NUM_SOURCE_ELEMENTS),
new Tuple2<>(AccumulatorCountingSink.NUM_ELEMENTS_ACCUMULATOR, NUM_SOURCE_ELEMENTS));
}
示例12: doTestTumblingTimeWindowWithKVState
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
public void doTestTumblingTimeWindowWithKVState(int maxParallelism) {
final int NUM_ELEMENTS_PER_KEY = 3000;
final int WINDOW_SIZE = 100;
final int NUM_KEYS = 100;
FailingSource.reset();
try {
StreamExecutionEnvironment env = StreamExecutionEnvironment.createRemoteEnvironment(
"localhost", cluster.getLeaderRPCPort());
env.setParallelism(PARALLELISM);
env.setMaxParallelism(maxParallelism);
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
env.enableCheckpointing(100);
env.setRestartStrategy(RestartStrategies.fixedDelayRestart(3, 0));
env.getConfig().disableSysoutLogging();
env.setStateBackend(this.stateBackend);
env
.addSource(new FailingSource(NUM_KEYS, NUM_ELEMENTS_PER_KEY, NUM_ELEMENTS_PER_KEY / 3))
.rebalance()
.keyBy(0)
.timeWindow(Time.of(WINDOW_SIZE, MILLISECONDS))
.apply(new RichWindowFunction<Tuple2<Long, IntType>, Tuple4<Long, Long, Long, IntType>, Tuple, TimeWindow>() {
private boolean open = false;
private ValueState<Integer> count;
@Override
public void open(Configuration parameters) {
assertEquals(PARALLELISM, getRuntimeContext().getNumberOfParallelSubtasks());
open = true;
count = getRuntimeContext().getState(
new ValueStateDescriptor<>("count", Integer.class, 0));
}
@Override
public void apply(
Tuple tuple,
TimeWindow window,
Iterable<Tuple2<Long, IntType>> values,
Collector<Tuple4<Long, Long, Long, IntType>> out) throws Exception {
// the window count state starts with the key, so that we get
// different count results for each key
if (count.value() == 0) {
count.update(tuple.<Long>getField(0).intValue());
}
// validate that the function has been opened properly
assertTrue(open);
count.update(count.value() + 1);
out.collect(new Tuple4<>(tuple.<Long>getField(0), window.getStart(), window.getEnd(), new IntType(count.value())));
}
})
.addSink(new CountValidatingSink(NUM_KEYS, NUM_ELEMENTS_PER_KEY / WINDOW_SIZE)).setParallelism(1);
tryExecute(env, "Tumbling Window Test");
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}
示例13: testSlidingTimeWindow
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; //导入方法依赖的package包/类
@Test
public void testSlidingTimeWindow() {
final int NUM_ELEMENTS_PER_KEY = 3000;
final int WINDOW_SIZE = 1000;
final int WINDOW_SLIDE = 100;
final int NUM_KEYS = 100;
FailingSource.reset();
try {
StreamExecutionEnvironment env = StreamExecutionEnvironment.createRemoteEnvironment(
"localhost", cluster.getLeaderRPCPort());
env.setMaxParallelism(2 * PARALLELISM);
env.setParallelism(PARALLELISM);
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
env.enableCheckpointing(100);
env.setRestartStrategy(RestartStrategies.fixedDelayRestart(3, 0));
env.getConfig().disableSysoutLogging();
env.setStateBackend(this.stateBackend);
env
.addSource(new FailingSource(NUM_KEYS, NUM_ELEMENTS_PER_KEY, NUM_ELEMENTS_PER_KEY / 3))
.rebalance()
.keyBy(0)
.timeWindow(Time.of(WINDOW_SIZE, MILLISECONDS), Time.of(WINDOW_SLIDE, MILLISECONDS))
.apply(new RichWindowFunction<Tuple2<Long, IntType>, Tuple4<Long, Long, Long, IntType>, Tuple, TimeWindow>() {
private boolean open = false;
@Override
public void open(Configuration parameters) {
assertEquals(PARALLELISM, getRuntimeContext().getNumberOfParallelSubtasks());
open = true;
}
@Override
public void apply(
Tuple tuple,
TimeWindow window,
Iterable<Tuple2<Long, IntType>> values,
Collector<Tuple4<Long, Long, Long, IntType>> out) {
// validate that the function has been opened properly
assertTrue(open);
int sum = 0;
long key = -1;
for (Tuple2<Long, IntType> value : values) {
sum += value.f1.value;
key = value.f0;
}
out.collect(new Tuple4<>(key, window.getStart(), window.getEnd(), new IntType(sum)));
}
})
.addSink(new ValidatingSink(NUM_KEYS, NUM_ELEMENTS_PER_KEY / WINDOW_SLIDE)).setParallelism(1);
tryExecute(env, "Tumbling Window Test");
}
catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
}