public String getString(IPatch _p) {
public final String getString(IPatch _p) {
    public String getString(IPatch _p) {        XMLPatch p = (XMLPatch)_p;        HashMap c = p.getCache();        if (!c.containsKey(this))            c.put(this,decoder.decodeString(this,p.getMessage(sysex_index)));        return (String)c.get(this);    }