/*
*
* * Copyright 2014 Orient Technologies LTD (info(at)orientechnologies.com)
* *
* * Licensed under the Apache License, Version 2.0 (the "License");
* * you may not use this file except in compliance with the License.
* * You may obtain a copy of the License at
* *
* * http://www.apache.org/licenses/LICENSE-2.0
* *
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS,
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* * See the License for the specific language governing permissions and
* * limitations under the License.
* *
* * For more information: http://www.orientechnologies.com
*
*/
package com.orientechnologies.orient.server.network.protocol.http.command.get;
import java.util.ArrayList;
import java.util.List;
import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.db.record.OIdentifiable;
import com.orientechnologies.orient.core.record.ORecord;
import com.orientechnologies.orient.server.network.protocol.http.OHttpRequest;
import com.orientechnologies.orient.server.network.protocol.http.OHttpResponse;
import com.orientechnologies.orient.server.network.protocol.http.command.OServerCommandAuthenticatedDbAbstract;
public class OServerCommandGetCluster extends OServerCommandAuthenticatedDbAbstract {
private static final String[] NAMES = { "GET|cluster/*" };
@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];
ODatabaseDocumentTx db = null;
try {
db = getProfiledDatabaseInstance(iRequest);
if (db.getClusterIdByName(urlParts[2]) == -1)
throw new IllegalArgumentException("Invalid cluster '" + urlParts[2] + "'");
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);
} finally {
if (db != null)
db.close();
}
return false;
}
@Override
public String[] getNames() {
return NAMES;
}
}