Examples with KeyGroupRangeInputSplit org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit used on opensource projects

Example 1 with KeyGroupRangeInputSplit

use of org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit in project flink by apache.

the class KeyedStateInputFormatTest method testReadTime.

@Test
public void testReadTime() throws Exception {
    OperatorID operatorID = OperatorIDGenerator.fromUid("uid");
    OperatorSubtaskState state = createOperatorSubtaskState(new KeyedProcessOperator<>(new StatefulFunctionWithTime()));
    OperatorState operatorState = new OperatorState(operatorID, 1, 128);
    operatorState.putState(0, state);
    KeyedStateInputFormat<?, ?, ?> format = new KeyedStateInputFormat<>(operatorState, new MemoryStateBackend(), new Configuration(), new KeyedStateReaderOperator<>(new TimerReaderFunction(), Types.INT));
    KeyGroupRangeInputSplit split = format.createInputSplits(1)[0];
    KeyedStateReaderFunction<Integer, Integer> userFunction = new TimerReaderFunction();
    List<Integer> data = readInputSplit(split, userFunction);
    Assert.assertEquals("Incorrect data read from input split", Arrays.asList(1, 1, 2, 2, 3, 3), data);
}

Example 2 with KeyGroupRangeInputSplit

use of org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit in project flink by apache.

the class KeyedStateInputFormatTest method testReadState.

@Test
public void testReadState() throws Exception {
    OperatorID operatorID = OperatorIDGenerator.fromUid("uid");
    OperatorSubtaskState state = createOperatorSubtaskState(new StreamFlatMap<>(new StatefulFunction()));
    OperatorState operatorState = new OperatorState(operatorID, 1, 128);
    operatorState.putState(0, state);
    KeyedStateInputFormat<?, ?, ?> format = new KeyedStateInputFormat<>(operatorState, new MemoryStateBackend(), new Configuration(), new KeyedStateReaderOperator<>(new ReaderFunction(), Types.INT));
    KeyGroupRangeInputSplit split = format.createInputSplits(1)[0];
    KeyedStateReaderFunction<Integer, Integer> userFunction = new ReaderFunction();
    List<Integer> data = readInputSplit(split, userFunction);
    Assert.assertEquals("Incorrect data read from input split", Arrays.asList(1, 2, 3), data);
}

Example 3 with KeyGroupRangeInputSplit

use of org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit in project flink by apache.

the class KeyedStateInputFormatTest method testInvalidProcessReaderFunctionFails.

@Test(expected = IOException.class)
public void testInvalidProcessReaderFunctionFails() throws Exception {
    OperatorID operatorID = OperatorIDGenerator.fromUid("uid");
    OperatorSubtaskState state = createOperatorSubtaskState(new StreamFlatMap<>(new StatefulFunction()));
    OperatorState operatorState = new OperatorState(operatorID, 1, 128);
    operatorState.putState(0, state);
    KeyedStateInputFormat<?, ?, ?> format = new KeyedStateInputFormat<>(operatorState, new MemoryStateBackend(), new Configuration(), new KeyedStateReaderOperator<>(new ReaderFunction(), Types.INT));
    KeyGroupRangeInputSplit split = format.createInputSplits(1)[0];
    KeyedStateReaderFunction<Integer, Integer> userFunction = new InvalidReaderFunction();
    readInputSplit(split, userFunction);
    Assert.fail("KeyedStateReaderFunction did not fail on invalid RuntimeContext use");
}

Example 4 with KeyGroupRangeInputSplit

use of org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit in project flink by apache.

the class KeyedStateInputFormatTest method readInputSplit.

@Nonnull
private List<Integer> readInputSplit(KeyGroupRangeInputSplit split, KeyedStateReaderFunction<Integer, Integer> userFunction) throws IOException {
    KeyedStateInputFormat<Integer, VoidNamespace, Integer> format = new KeyedStateInputFormat<>(new OperatorState(OperatorIDGenerator.fromUid("uid"), 1, 4), new MemoryStateBackend(), new Configuration(), new KeyedStateReaderOperator<>(userFunction, Types.INT));
    List<Integer> data = new ArrayList<>();
    format.setRuntimeContext(new MockStreamingRuntimeContext(false, 1, 0));
    format.openInputFormat();
    format.open(split);
    while (!format.reachedEnd()) {
        data.add(format.nextRecord(0));
    }
    format.close();
    format.closeInputFormat();
    data.sort(Comparator.comparingInt(id -> id));
    return data;
}

Example 5 with KeyGroupRangeInputSplit

use of org.apache.flink.state.api.input.splits.KeyGroupRangeInputSplit in project flink by apache.

the class KeyedStateInputFormatTest method testMaxParallelismRespected.

@Test
public void testMaxParallelismRespected() throws Exception {
    OperatorID operatorID = OperatorIDGenerator.fromUid("uid");
    OperatorSubtaskState state = createOperatorSubtaskState(new StreamFlatMap<>(new StatefulFunction()));
    OperatorState operatorState = new OperatorState(operatorID, 1, 128);
    operatorState.putState(0, state);
    KeyedStateInputFormat<?, ?, ?> format = new KeyedStateInputFormat<>(operatorState, new MemoryStateBackend(), new Configuration(), new KeyedStateReaderOperator<>(new ReaderFunction(), Types.INT));
    KeyGroupRangeInputSplit[] splits = format.createInputSplits(129);
    Assert.assertEquals("Failed to properly partition operator state into input splits", 128, splits.length);
}