@Override
public boolean execute(final OHttpRequest iRequest, OHttpResponse iResponse) throws Exception {
String[] urlParts =
checkSyntax(
iRequest.url,
3,
"Syntax error: cluster/<database>/<cluster-name>[/<limit>]<br>Limit is optional and is setted to 20 by default. Set expressely to 0 to have no limits.");
iRequest.data.commandInfo = "Browse cluster";
iRequest.data.commandDetail = urlParts[2];
ODatabaseDocument db = null;
try {
db = getProfiledDatabaseInstance(iRequest);
if (db.getClusterIdByName(urlParts[2]) > -1) {
final int limit = urlParts.length > 3 ? Integer.parseInt(urlParts[3]) : 20;
final List<OIdentifiable> response = new ArrayList<OIdentifiable>();
for (ORecord rec : db.browseCluster(urlParts[2])) {
if (limit > 0 && response.size() >= limit) break;
response.add(rec);
}
iResponse.writeRecords(response);
} else iResponse.send(OHttpUtils.STATUS_NOTFOUND_CODE, null, null, null, null);
} finally {
if (db != null) db.close();
}
return false;
}
private List<OClusterPosition> getValidPositions(int clusterId) {
final List<OClusterPosition> positions = new ArrayList<OClusterPosition>();
final ORecordIteratorCluster<?> iteratorCluster =
database.browseCluster(database.getClusterNameById(clusterId));
for (int i = 0; i < 100; i++) {
if (!iteratorCluster.hasNext()) break;
ORecord<?> doc = iteratorCluster.next();
positions.add(doc.getIdentity().getClusterPosition());
}
return positions;
}