/** Given list of X and r refs in alt, compute how many of each there are */ protected FrequencySet<String> getElementFrequenciesForAlt(AltAST ast) { try { ElementFrequenciesVisitor visitor = new ElementFrequenciesVisitor(new CommonTreeNodeStream(new GrammarASTAdaptor(), ast)); visitor.outerAlternative(); if (visitor.frequencies.size() != 1) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR); return new FrequencySet<String>(); } return visitor.frequencies.peek(); } catch (RecognitionException ex) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR, ex); return new FrequencySet<String>(); } }
/** Given list of X and r refs in alt, compute how many of each there are */ protected FrequencySet<String> getElementFrequenciesForAlt(AltAST ast) { try { ElementFrequenciesVisitor visitor = new ElementFrequenciesVisitor(new CommonTreeNodeStream(new GrammarASTAdaptor(), ast)); visitor.outerAlternative(); if (visitor.frequencies.size() != 1) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR); return new FrequencySet<String>(); } return visitor.frequencies.peek(); } catch (RecognitionException ex) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR, ex); return new FrequencySet<String>(); } }
/** Given list of X and r refs in alt, compute how many of each there are */ protected Tuple2<FrequencySet<String>, FrequencySet<String>> getElementFrequenciesForAlt(AltAST ast) { try { ElementFrequenciesVisitor visitor = new ElementFrequenciesVisitor(rule.g, new CommonTreeNodeStream(new GrammarASTAdaptor(), ast)); visitor.outerAlternative(); if (visitor.frequencies.size() != 1) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR); return Tuple.create(new FrequencySet<String>(), new FrequencySet<String>()); } return Tuple.create(visitor.getMinFrequencies(), visitor.frequencies.peek()); } catch (RecognitionException ex) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR, ex); return Tuple.create(new FrequencySet<String>(), new FrequencySet<String>()); } }
/** Given list of X and r refs in alt, compute how many of each there are */ protected Pair<FrequencySet<String>, FrequencySet<String>> getElementFrequenciesForAlt(AltAST ast) { try { ElementFrequenciesVisitor visitor = new ElementFrequenciesVisitor(new CommonTreeNodeStream(new GrammarASTAdaptor(), ast)); visitor.outerAlternative(); if (visitor.frequencies.size() != 1) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR); return new Pair<>(new FrequencySet<String>(), new FrequencySet<String>()); } return new Pair<>(visitor.getMinFrequencies(), visitor.frequencies.peek()); } catch (RecognitionException ex) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR, ex); return new Pair<>(new FrequencySet<String>(), new FrequencySet<String>()); } }
/** Given list of X and r refs in alt, compute how many of each there are */ protected Pair<FrequencySet<String>, FrequencySet<String>> getElementFrequenciesForAlt(AltAST ast) { try { ElementFrequenciesVisitor visitor = new ElementFrequenciesVisitor(new CommonTreeNodeStream(new GrammarASTAdaptor(), ast)); visitor.outerAlternative(); if (visitor.frequencies.size() != 1) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR); return new Pair<>(new FrequencySet<String>(), new FrequencySet<String>()); } return new Pair<>(visitor.getMinFrequencies(), visitor.frequencies.peek()); } catch (RecognitionException ex) { factory.getGrammar().tool.errMgr.toolError(ErrorType.INTERNAL_ERROR, ex); return new Pair<>(new FrequencySet<String>(), new FrequencySet<String>()); } }