public void addSampleListener(Test test, SampleListener listener) {
		final SampleAccumulator sampleAccumulator = m_accumulators.get(test);

		if (sampleAccumulator != null) {
			sampleAccumulator.addSampleListener(listener);
		}
	}
Add a new sample listener for the specific test.

@param test		The test to add the sample listener for.
@param listener	The sample listener.
ngrinder-core/src/main/java/net/grinder/console/model/SampleModelImplementationEx.java