//
// The code in the next two methods is based on the code in HttpUtils.java
// from
// javax.servlet.http. HttpUtils is deprecated - so I updated the methods to
// be a bit smarter
// and use Map instead of Hashtable
//
public static Map parseQueryString(final String s) {
String[] valArray = null;
if (s == null) {
throw new IllegalArgumentException();
}
Map<String, String[]> rtn = new HashMap<String, String[]>();
StringBuffer sb = new StringBuffer();
String key;
for (StringTokenizer st = new StringTokenizer(s, "&");
st.hasMoreTokens();
rtn.put(key, valArray)) { // $NON-NLS-1$
String pair = st.nextToken();
int pos = pair.indexOf('=');
if (pos == -1) {
throw new IllegalArgumentException();
}
key = HttpUtil.parseName(pair.substring(0, pos), sb);
String val = HttpUtil.parseName(pair.substring(pos + 1, pair.length()), sb);
if (rtn.containsKey(key)) {
String[] oldVals = rtn.get(key);
valArray = new String[oldVals.length + 1];
System.arraycopy(oldVals, 0, valArray, 0, oldVals.length);
valArray[oldVals.length] = val;
} else {
valArray = new String[1];
valArray[0] = val;
}
}
return rtn;
}
