Examples with StreamStatusMaintainer org.apache.flink.streaming.runtime.streamstatus.StreamStatusMaintainer used on opensource projects

Example 1 with StreamStatusMaintainer

use of org.apache.flink.streaming.runtime.streamstatus.StreamStatusMaintainer in project flink by apache.

the class StreamSourceOperatorTest method setupSourceOperator.

@SuppressWarnings("unchecked")
private static <T> void setupSourceOperator(StreamSource<T, ?> operator, TimeCharacteristic timeChar, long watermarkInterval, long latencyMarkInterval, final ProcessingTimeService timeProvider) {
    ExecutionConfig executionConfig = new ExecutionConfig();
    executionConfig.setAutoWatermarkInterval(watermarkInterval);
    executionConfig.setLatencyTrackingInterval(latencyMarkInterval);
    StreamConfig cfg = new StreamConfig(new Configuration());
    cfg.setStateBackend(new MemoryStateBackend());
    cfg.setTimeCharacteristic(timeChar);
    Environment env = new DummyEnvironment("MockTwoInputTask", 1, 0);
    StreamStatusMaintainer streamStatusMaintainer = mock(StreamStatusMaintainer.class);
    when(streamStatusMaintainer.getStreamStatus()).thenReturn(StreamStatus.ACTIVE);
    StreamTask<?, ?> mockTask = mock(StreamTask.class);
    when(mockTask.getName()).thenReturn("Mock Task");
    when(mockTask.getCheckpointLock()).thenReturn(new Object());
    when(mockTask.getConfiguration()).thenReturn(cfg);
    when(mockTask.getEnvironment()).thenReturn(env);
    when(mockTask.getExecutionConfig()).thenReturn(executionConfig);
    when(mockTask.getAccumulatorMap()).thenReturn(Collections.<String, Accumulator<?, ?>>emptyMap());
    when(mockTask.getStreamStatusMaintainer()).thenReturn(streamStatusMaintainer);
    doAnswer(new Answer<ProcessingTimeService>() {

        @Override
        public ProcessingTimeService answer(InvocationOnMock invocation) throws Throwable {
            if (timeProvider == null) {
                throw new RuntimeException("The time provider is null.");
            }
            return timeProvider;
        }
    }).when(mockTask).getProcessingTimeService();
    operator.setup(mockTask, cfg, (Output<StreamRecord<T>>) mock(Output.class));
}