Java Code Examples for org.apache.flink.shaded.guava18.com.google.common.collect.Iterables#isEmpty()

The following examples show how to use org.apache.flink.shaded.guava18.com.google.common.collect.Iterables#isEmpty() . 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: InputDependencyConstraintChecker.java    From flink with Apache License 2.0 5 votes vote down vote up
public boolean check(final SchedulingExecutionVertex schedulingExecutionVertex) {
	if (Iterables.isEmpty(schedulingExecutionVertex.getConsumedResults())) {
		return true;
	}

	final InputDependencyConstraint inputConstraint = schedulingExecutionVertex.getInputDependencyConstraint();
	switch (inputConstraint) {
		case ANY:
			return checkAny(schedulingExecutionVertex);
		case ALL:
			return checkAll(schedulingExecutionVertex);
		default:
			throw new IllegalStateException("Unknown InputDependencyConstraint " + inputConstraint);
	}
}
 
Example 2
Source File: SharedBuffer.java    From Flink-CEPplus with Apache License 2.0 2 votes vote down vote up
/**
 * Checks if there is no elements in the buffer.
 *
 * @return true if there is no elements in the buffer
 * @throws Exception Thrown if the system cannot access the state.
 */
public boolean isEmpty() throws Exception {
	return Iterables.isEmpty(eventsBufferCache.keySet()) && Iterables.isEmpty(eventsBuffer.keys());
}
 
Example 3
Source File: SharedBuffer.java    From flink with Apache License 2.0 2 votes vote down vote up
/**
 * Checks if there is no elements in the buffer.
 *
 * @return true if there is no elements in the buffer
 * @throws Exception Thrown if the system cannot access the state.
 */
public boolean isEmpty() throws Exception {
	return Iterables.isEmpty(eventsBufferCache.keySet()) && Iterables.isEmpty(eventsBuffer.keys());
}
 
Example 4
Source File: SharedBuffer.java    From flink with Apache License 2.0 2 votes vote down vote up
/**
 * Checks if there is no elements in the buffer.
 *
 * @return true if there is no elements in the buffer
 * @throws Exception Thrown if the system cannot access the state.
 */
public boolean isEmpty() throws Exception {
	return Iterables.isEmpty(eventsBufferCache.keySet()) && Iterables.isEmpty(eventsBuffer.keys());
}