public void handleProgram(ASTProgram node) { program = node; // System.out.println("visiting program"); Global.setCurrentSymbolTable(Global.getSymbolTable()); update(1, UPDATE_REASON_BEGIN); startQuestion = questionFactory.getStartQuestion(); // Drawing Stuff connector.addScope(Global.getSymbolTable(), "Global", null); connector.startPar(); // STARTPAR connector.showScope("Global"); connector.endPar(); // ENDPAR // connector.endSnap(); node.jjtGetChild(0).jjtAccept(this, null); update(LINE_NUMBER_END, UPDATE_REASON_END); int value = 0; try { value = Global.getSymbolTable().get(startQuestion.getVariable()); System.out.println(startQuestion.getVariable() + " is " + value); } catch (Exception e) { System.out.println(e); } if (startQuestion instanceof FIBQuestion) { ((FIBQuestion) startQuestion).addAnswer(value + ""); } else if (startQuestion instanceof TFQuestion) { Random r = new Random(); int prob = r.nextInt(10); int qa = value; if (prob >= 3 && value != startQuestion.getValue()) { qa = startQuestion.getValue(); ((TFQuestion) startQuestion).setAnswer(false); } else { ((TFQuestion) startQuestion).setAnswer(true); } startQuestion.setText(startQuestion.getText() + qa + "."); } // TODO Write the last snap nicely connector.startSnap(node.getPseudocode().length); connector.startPar(); // STARTPAR // we can't hide foo in by macro cuz it doesn't exist if (!byMacroFlag) connector.hideScope("foo"); connector.endPar(); // ENDPAR connector.endSnap(); }
public void handleAssignment(ASTAssignment node) { connector.startPar(); // STARTPAR Random r = new Random(); int q = r.nextInt(100); boolean gotAQuestion = q < QUESTION_FREQUENCY; // q < QUESTION_FREQUENCY;//HACK FOR NOW FIXME String name = node.getName(); if (((ASTVar) node.jjtGetChild(0)).isArg()) { name += "_"; } Integer value = (Integer) node.jjtGetChild(1).jjtAccept(this, null); int index = 0; Variable v = Global.getCurrentSymbolTable().getVariable(name); if (v instanceof ByNameVariable) { if (gotAQuestion) { if (v.getIsArray()) { gotAQuestion = false; } else { assignmentQuestion = questionFactory.getByNameQuestion(node.getLineNumber(), name); } } v.setValue(value); index = ((ByNameVariable) v).getIndex(); } else if (v.getIsArray()) { index = (Integer) node.jjtGetChild(0).jjtGetChild(0).jjtAccept(this, null); try { v.setValue(value, index); } catch (VizIndexOutOfBoundsException e) { System.out.println(e); } if (gotAQuestion) { assignmentQuestion = questionFactory.getAssignmentQuestion(node.getLineNumber(), name, index); } } else { if (gotAQuestion) { assignmentQuestion = questionFactory.getAssignmentQuestion(node.getLineNumber(), name); } try { v.setValue(value); } catch (Exception e) { System.out.println(e); } } System.out.println(assignmentQuestion); if (gotAQuestion) { int i = -257; if (assignmentQuestion.getIndex() != -1) { if (assignmentQuestion.aboutArg) { try { i = Global.getFunction("main") .getSymbolTable() .get(assignmentQuestion.getVariable(), assignmentQuestion.getIndex()); } catch (Exception e) { System.out.println(e); } } else { try { i = Global.getCurrentSymbolTable().get(name, assignmentQuestion.getIndex()); } catch (Exception e) { System.out.println(e); } } } else { if (assignmentQuestion.aboutArg || v instanceof ByNameVariable) { System.out.println("Getting " + name); try { i = Global.getFunction("main").getSymbolTable().get(assignmentQuestion.getVariable()); } catch (Exception e) { System.out.println(e); } } { try { i = Global.getCurrentSymbolTable().get(name); } catch (Exception e) { System.out.println(e); } } } if (gotAQuestion) { setAssignmentQuestionAnswer(i); connector.addQuestion(assignmentQuestion); } } if (v instanceof ByNameVariable) { connector.greyScope("foo"); System.out.println("Greying scope"); connector.highlightScopeByName("main"); if (v.getIsArray()) { connector.highlightVarByName(((ByNameVariable) v).getVariable(), index); connector.modifyVarByName(((ByNameVariable) v).getVariable(), index, value); } else { connector.highlightVarByName(((ByNameVariable) v).getVariable()); connector.modifyVarByName(((ByNameVariable) v).getVariable(), value); } } else { if (v.getIsArray()) { connector.modifyVarByName(v, index, value); } else { connector.modifyVarByName(v, value); } } connector.endPar(); // ENDPAR update(node.getLineNumber(), UPDATE_REASON_ASSIGNMENT); }
public Integer handleCall(ASTCall node) { boolean gotAQuestion = true; // FIXME HACK // Get the correct function head node ASTFunction fun = Global.getFunction(node.getName()); System.out.println("Calling: " + fun.getName()); // Get the parameters and put the correct values in the symbolTable SymbolTable st = fun.getSymbolTable(); String name = fun.getName(); ArrayList<String> parameters = fun.getParameters(); JustCalling = true; ArrayList<Integer> args = (ArrayList<Integer>) node.jjtGetChild(0).jjtAccept(this, null); JustCalling = false; ArrayList<ASTVar> argNames = ((ASTArgs) node.jjtGetChild(0)).getArgs(); for (int i = 0; i < args.size(); i++) { ByNameVariable v = (ByNameVariable) st.getVariable(parameters.get(i)); v.setRef(argNames.get(i)); ByNameVariable argVar = (ByNameVariable) st.getVariable(argNames.get(i).getName() + "_"); } HashMap<String, String> pa = new HashMap<String, String>(); // Maps args to params for (int i = 0; i < parameters.size(); i++) { pa.put(parameters.get(i), argNames.get(i).getName()); } Global.setCurrentParamToArg(pa); // QUESTION!!! callQuestion = questionFactory.getCallQuestion(name, pa); if (callQuestion == null) { System.out.println("No question"); gotAQuestion = false; } // Drawing Stuff connector.addScope(new SymbolTable(null), fun.getName(), "Global", true); connector.startPar(); // STARTPAR connector.showScope(node.getName()); if (gotAQuestion) { System.out.println("Adding the call question"); connector.addQuestion(callQuestion); } connector.endPar(); // ENDPAR connector.endSnap(); fun.jjtAccept(this, null); // and we gogogo if (gotAQuestion) { int answer = 0; try { answer = Global.getFunction("main").getSymbolTable().get(callQuestion.getVariable()); } catch (Exception e) { System.out.println(e); } System.out.println(callQuestion.getVariable() + " is " + answer); if (callQuestion instanceof FIBQuestion) { ((FIBQuestion) callQuestion).addAnswer(answer + ""); } else if (callQuestion instanceof TFQuestion) { int qa = answer; // Getting the value of the var at the end of the function String paramName = Global.getCurrentParamToArg().get(callQuestion.getVariable()); int prevVal = 0; try { Global.getFunction("foo").getSymbolTable().get(paramName); } catch (Exception e) { System.out.println(e); } Random r = new Random(); int choose = r.nextInt(3); switch (choose) { case 0: qa = callQuestion.getValue(); System.out.println(qa + "getValue"); ((TFQuestion) callQuestion).setAnswer(false); if (qa == answer) // Value is the same anyway { ((TFQuestion) callQuestion).setAnswer(true); } break; case 1: case 2: System.out.println(qa + "value"); ((TFQuestion) callQuestion).setAnswer(true); break; } callQuestion.setText(callQuestion.getText() + qa); } else { } } connector.startSnap(Global.getFunction("main").getLineNumber()); System.out.println("leaving call"); return 0; }