public Set<SystemStream> getAllInputStreams() {
    Set<SystemStream> allInputSS = new HashSet<>();

    allInputSS.addAll(getInputStreams());
    allInputSS.addAll(getBroadcastSystemStreams());

    return Collections.unmodifiableSet(allInputSS);
  }
Get the SystemStreams for the configured input and broadcast streams.

@return the set of SystemStreams for both standard inputs and broadcast stream inputs.
samza-core/src/main/java/org/apache/samza/config/TaskConfig.java