public List<SemanticContext> getPredicates() {
		List<SemanticContext> preds = new ArrayList<SemanticContext>();
		for (ATNConfig c : configs) {
			if ( c.semanticContext!=SemanticContext.Empty.Instance ) {
				preds.add(c.semanticContext);
			}
		}
		return preds;
	}
Gets the complete set of represented alternatives for the configuration
set.

@return the set of represented alternatives in this configuration set

@since 4.3
runtime/Java/src/org/antlr/v4/runtime/atn/ATNConfigSet.java