private String incorrectDataTypeMessage(ArrayList<String> argList) {
String errorMessage = this.usageMessage();
if (incorrectArgumentType.equals("positional")) {
PositionalArgument currentArg = positionalArgumentList.get(incorrectDataTypeIndex);
errorMessage +=
"\n"
+ programName
+ ".java: error: argument "
+ currentArg.getName()
+ ": invalid "
+ currentArg.getType()
+ " value: "
+ argList.get(incorrectDataTypeIndex);
return errorMessage;
} else {
NamedArgument currentArg = namedArgumentList.get(incorrectDataTypeIndex);
errorMessage +=
"\n"
+ programName
+ ".java: error: argument "
+ currentArg.getName()
+ ": invalid "
+ currentArg.getType()
+ " value: "
+ incorrectArgValueForSpecifiedDataType;
return errorMessage;
}
}
private String usageMessage() {
String message = "usage: java " + programName + " required:";
for (int i = 0; i < positionalArgumentList.size(); i++) {
PositionalArgument currentArg = positionalArgumentList.get(i);
message += " " + currentArg.getName();
}
return message;
}
/**
* Returns the positional argument with the specified string name
*
* @param argName the name of the positional argument to return
* @return the positional argument with the specified name
*/
public PositionalArgument getPositionalArgument(String argName) {
PositionalArgument returnArg = null;
for (int i = 0; i < positionalArgumentList.size(); i++) {
PositionalArgument currentArg = positionalArgumentList.get(i);
if (currentArg.getName().equals(argName)) {
returnArg = currentArg;
}
}
return returnArg;
}
private void parsePositionalArgumentValues(List<PositionalArgument> posArgList)
throws IncorrectArgumentValueException {
for (int i = 0; i < posArgList.size(); i++) {
PositionalArgument currentArg = posArgList.get(i);
String errorArg = currentArg.getName();
String[] valueSet = currentArg.getValueSet();
if (!valueSet[0].equals("")) {
Boolean valueSetContainsArgValue = false;
String errorValue = "";
for (int j = 0; j < valueSet.length; j++) {
if (currentArg.getType().equals("integer")) {
int intValue = (Integer) currentArg.getValue();
if (valueSet[j].equals(Integer.toString(intValue))) {
valueSetContainsArgValue = true;
}
errorValue = Integer.toString(intValue);
} else if (currentArg.getType().equals("float")) {
float floatValue = (Float) currentArg.getValue();
if (valueSet[j].equals(Float.toString(floatValue))) {
valueSetContainsArgValue = true;
}
errorValue = Float.toString(floatValue);
} else if (currentArg.getType().equals("string")) {
String stringValue = (String) currentArg.getValue();
if (valueSet[j].equals(stringValue)) {
valueSetContainsArgValue = true;
}
errorValue = stringValue;
}
/*else{
Boolean boolValue = (Boolean)currentArg.getValue();
if(valueSet[j].equals(Boolean.toString(boolValue))){
valueSetContainsArgValue = true;
}
errorValue = Boolean.toString(boolValue);
}*/
}
if (!valueSetContainsArgValue) {
throw new IncorrectArgumentValueException(
incorrectArgumentValueMessage(errorArg, errorValue));
}
}
}
}
private String helpMessage() {
String helpMessage = this.usageMessage();
/*for(int i = 0; i < namedArgumentList.size(); i++){
NamedArgument namedArg = namedArgumentList.get(i);
helpMessage += " [" + namedArg.getName() + "]";
}*/
helpMessage += "\n" + programDescription + "\npositional arguments:";
for (int i = 0; i < positionalArgumentList.size(); i++) {
PositionalArgument currentArg = positionalArgumentList.get(i);
helpMessage +=
"\n["
+ currentArg.getName()
+ "] ("
+ currentArg.getType()
+ ") "
+ currentArg.getDescription();
}
helpMessage += "\nnamed arguments:";
for (int i = 0; i < namedArgumentList.size(); i++) {
NamedArgument currentArg = namedArgumentList.get(i);
helpMessage +=
"\n[--"
+ currentArg.getName()
+ "] [-"
+ currentArg.getShortFormName()
+ "] ("
+ currentArg.getType()
+ ") "
+ currentArg.getDescription()
+ " (optional)";
}
return helpMessage;
}
private String incorrectNumberOfArgsMessage(ArrayList<String> argList) {
int numOfArgs = positionalArgumentList.size();
if (argList.size() < numOfArgs) {
String message = this.usageMessage();
message += "\n" + programName + ".java: error: the following arguments are required:";
for (int j = argList.size(); j < numOfArgs; j++) {
PositionalArgument currentArg = positionalArgumentList.get(j);
message += " " + currentArg.getName();
}
return message;
} else {
String message = this.usageMessage();
message += "\n" + programName + ".java: error: unrecognized arguments:";
for (int j = numOfArgs; j < argList.size(); j++) {
message += " " + argList.get(j);
}
return message;
}
}
/**
* Writes argument parser information to the specified XML file. The program name, program
* description, positional arguments, and named arguments are saved in the file in standard XML
* format. It also saves each aspect of the arguments such as argument name, description,
* dataType, defaultValue, and possible value set.
*
* @param fileName the XML file to which all information will be written
*/
public void writeToXMLFile(String fileName) {
File outputFile = new File(fileName);
try {
PrintWriter outputFileWriter = new PrintWriter(outputFile);
outputFileWriter.println("<?xml version=" + "\"1.0\"?>");
outputFileWriter.println("<program>");
outputFileWriter.println("<name>" + getProgramName() + "</name>");
outputFileWriter.println("<description>" + getProgramDescription() + "</description>");
outputFileWriter.println("<arguments>");
for (int i = 0; i < positionalArgumentList.size(); i++) {
PositionalArgument posArg = positionalArgumentList.get(i);
outputFileWriter.println("<positional>");
outputFileWriter.println("<name>" + posArg.getName() + "</name>");
outputFileWriter.println("<type>" + posArg.getType() + "</type>");
outputFileWriter.println("<description>" + posArg.getDescription() + "</description>");
outputFileWriter.println(
"<position>"
+ (posArg.getPosition() + 1)
+ "</position>"); // prints position starting at 1
String[] valueSet = posArg.getValueSet();
if (!valueSet[0].equals("")) {
String line = "<valueset>";
line += valueSet[0];
for (int j = 1; j < valueSet.length; j++) {
line += "," + valueSet[j];
}
line += "</valueset>";
outputFileWriter.println(line);
}
// outputFileWriter.println(line);
outputFileWriter.println("</positional>");
}
for (int j = 0; j < namedArgumentList.size(); j++) {
NamedArgument namedArg = namedArgumentList.get(j);
outputFileWriter.println("<named>");
outputFileWriter.println("<name>" + namedArg.getName() + "</name>");
outputFileWriter.println("<shortname>" + namedArg.getShortFormName() + "</shortname>");
outputFileWriter.println("<type>" + namedArg.getType() + "</type>");
outputFileWriter.println("<description>" + namedArg.getDescription() + "</description>");
outputFileWriter.println("<default>" + namedArg.getDefaultValue() + "</default>");
String[] valueSet = namedArg.getValueSet();
if (!valueSet[0].equals("")) {
String line = "<valueset>";
line += valueSet[0];
for (int k = 1; k < valueSet.length; k++) {
line += "," + valueSet[k];
}
line += "</valueset>";
outputFileWriter.println(line);
}
outputFileWriter.println("</named>");
}
outputFileWriter.println("</arguments>");
outputFileWriter.println("</program>");
outputFileWriter.close();
} catch (Exception e) {
System.out.println(e.getMessage());
}
}