/** Returns the concatenation of the two values. */
@Override
public Value concatenate(Value v) {
if (v instanceof StringVal) {
return ValueFactory.create(str + " " + v.toString());
} else if (v instanceof DoubleVal) {
return ValueFactory.create(str + " " + v.toString());
} else if (v instanceof NoneVal) {
return this;
} else {
log.warning("cannot concatenate " + this + " and " + v);
return ValueFactory.noneValue;
}
}
/**
* Returns true if subvalue is a substring of the current StringVal, and false otherwise
*
* @return true is subvalue is a substring of the object, false otherwise
*/
@Override
public boolean contains(Value subvalue) {
if (subvalue instanceof StringVal) {
StringVal stringval = (StringVal) subvalue;
if (stringval.template == null) {
stringval.template = Template.create(stringval.str);
}
return stringval.template.partialmatch(str).isMatching();
} else {
return subvalue.toString().contains(str);
}
}
/** Implementation for getting the indices of this class. i.e. <code>$a->foo[0]</code> */
public Value __get(Env env, Value indexV) {
if (indexV.isString()) {
String name = indexV.toString();
SimpleXMLElement attr = getAttribute(name);
if (attr != null) return wrapJava(env, _cls, attr);
else return NullValue.NULL;
} else if (indexV.isLongConvertible()) {
int i = indexV.toInt();
if (i < _attributes.size()) return wrapJava(env, _cls, _attributes.get(i));
return NullValue.NULL;
} else return NullValue.NULL;
}