private Map<String, com.sun.jdi.connect.Connector.Argument> parseConnectorArgs(
Connector connector, String argString) {
Map<String, com.sun.jdi.connect.Connector.Argument> arguments = connector.defaultArguments();
/*
* We are parsing strings of the form:
* name1=value1,[name2=value2,...]
* However, the value1...valuen substrings may contain
* embedded comma(s), so make provision for quoting inside
* the value substrings. (Bug ID 4285874)
*/
String regexPattern =
"(quote=[^,]+,)|"
+ // special case for quote=.,
"(\\w+=)"
+ // name=
"(((\"[^\"]*\")|"
+ // ( "l , ue"
"('[^']*')|"
+ // 'l , ue'
"([^,'\"]+))+,)"; // v a l u e )+ ,
Pattern p = Pattern.compile(regexPattern);
Matcher m = p.matcher(argString);
while (m.find()) {
int startPosition = m.start();
int endPosition = m.end();
if (startPosition > 0) {
/*
* It is an error if parsing skips over any part of argString.
*/
throw new IllegalArgumentException(
MessageOutput.format("Illegal connector argument", argString));
}
String token = argString.substring(startPosition, endPosition);
int index = token.indexOf('=');
String name = token.substring(0, index);
String value = token.substring(index + 1, token.length() - 1); // Remove comma delimiter
/*
* for values enclosed in quotes (single and/or double quotes)
* strip off enclosing quote chars
* needed for quote enclosed delimited substrings
*/
if (name.equals("options")) {
StringBuilder sb = new StringBuilder();
for (String s : splitStringAtNonEnclosedWhiteSpace(value)) {
while (isEnclosed(s, "\"") || isEnclosed(s, "'")) {
s = s.substring(1, s.length() - 1);
}
sb.append(s);
sb.append(" ");
}
value = sb.toString();
}
Connector.Argument argument = arguments.get(name);
if (argument == null) {
throw new IllegalArgumentException(
MessageOutput.format(
"Argument is not defined for connector:", new Object[] {name, connector.name()}));
}
argument.setValue(value);
argString = argString.substring(endPosition); // Remove what was just parsed...
m = p.matcher(argString); // and parse again on what is left.
}
if ((!argString.equals(",")) && (argString.length() > 0)) {
/*
* It is an error if any part of argString is left over,
* unless it was empty to begin with.
*/
throw new IllegalArgumentException(
MessageOutput.format("Illegal connector argument", argString));
}
return arguments;
}
private String anonymousBaseName(String name) {
Matcher mat = ANONYMOUS_TAIL.matcher(name);
if (mat.find()) return name.substring(0, mat.start());
else return null;
}