/** Returns a recursively created XML representation of this <code>Meta</code>. */
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append("<" + xmltag + ">" + newline);
if (null != corpus_id) {
buffer.append("\t\t\t" + corpus_id.toString());
}
if (null != history) {
buffer.append("\t\t\t" + history.toString());
}
if (null != format) {
buffer.append("\t\t\t" + format.toString());
}
if (null != name) {
buffer.append("\t\t\t" + name.toString());
}
if (null != author) {
buffer.append("\t\t\t" + author.toString());
}
if (null != date) {
buffer.append("\t\t\t" + date.toString());
}
if (null != description) {
buffer.append("\t\t\t" + description.toString());
}
buffer.append("\t\t</" + xmltag + ">" + newline);
return buffer.toString();
}
@Override
public ValidationResult validate(String value, Doc doc, Model model) {
for (Format f : EnumSet.allOf(Format.class)) {
if (f.toString().equalsIgnoreCase(value)) {
return new PositiveValidationResult(f);
}
}
return new NegativeValidationResult("Unknown/unsupported format: '" + value + "'");
}
public void addOperand(String newOperand) throws FormatException {
Rational test = format.parse(newOperand, base);
String test2 = format.toString(test, base);
if (!newOperand.contains(".")) {
newOperand = newOperand + ".0";
}
if (!test2.equals(newOperand)) {
try {
throw new NumberBaseException("Wrong number for this base.");
} catch (NumberBaseException e) {
System.out.println(e.getMessage());
}
} else {
operand_1 = operand_0;
operand_0 = format.parse(newOperand, base);
}
}
public String secondOperand() {
return format.toString(operand_0, base);
}
public String firstOperand() {
return format.toString(operand_1, base);
}
