protected static final String HUNDRED = "100";
protected static final String OFFSET = "offset";
public String get(String artistName, String mbid, int offset) throws ApplicationException {
WebserviceInvocation invocation = new WebserviceInvocation(
MB_RELEASE_GROUPS, new Artist(artistName));
List<NameValuePair> params = new ArrayList<>();
params.add(new BasicNameValuePair(QUERY, format(PATTERN, mbid)));
params.add(new BasicNameValuePair(LIMIT, HUNDRED));
params.add(new BasicNameValuePair(OFFSET, valueOf(offset)));