/**
* Returns a string representation of all found arguments.
*
* @param args array with arguments
* @return string representation
*/
static String foundArgs(final Value[] args) {
// compose found arguments
final StringBuilder sb = new StringBuilder();
for (final Value v : args) {
if (sb.length() != 0) sb.append(", ");
sb.append(v instanceof Jav ? Util.className(((Jav) v).toJava()) : v.seqType());
}
return sb.toString();
}
@Override
protected Key parse(String input) {
if (_validator != null) _validator.validateRaw(input);
Key k = Key.make(input);
Value v = DKV.get(k);
if (v == null && _mustExist)
throw new IllegalArgumentException("Key '" + input + "' does not exist!");
if (_type != null) {
if (v != null && !compatible(_type, v.get()))
throw new IllegalArgumentException(input + ":" + errors()[0]);
if (v == null && _required)
throw new IllegalArgumentException("Key '" + input + "' does not exist!");
}
return k;
}