protected String queryString(String query) throws IOException {
if (USECACHE) {
if (cache == null) cache = new Hashtable();
Object r = cache.get(query);
if (r != null) return (String) r;
String r1 = queryString1(query);
cache.put(query, r1);
return r1;
} else {
return queryString1(query);
}
}
protected Vector /* of TTPNode */ queryPNodes(String query) throws IOException {
if (USECACHE) {
if (cache == null) cache = new Hashtable();
Object r = cache.get(query);
if (r != null) return (Vector) r;
Vector r1 = queryPNodes1(query);
cache.put(query, r1);
return r1;
} else {
return queryPNodes1(query);
}
}
protected boolean queryBoolean(String query) throws IOException {
if (USECACHE) {
if (cache == null) cache = new Hashtable();
Object r = cache.get(query);
if (r != null) return ((Boolean) r).booleanValue();
Boolean r1 = queryBoolean1(query);
cache.put(query, r1);
return r1.booleanValue();
} else {
return queryBoolean1(query).booleanValue();
}
}