/*
* Copyright 1999-2010 Luca Garulli (l.garulli--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.
*/
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.record.ORecord;
import com.orientechnologies.orient.server.db.OSharedDocumentDatabase;
import com.orientechnologies.orient.server.network.protocol.http.OHttpRequest;
import com.orientechnologies.orient.server.network.protocol.http.command.OServerCommandAuthenticatedDbAbstract;
public class OServerCommandGetClass extends OServerCommandAuthenticatedDbAbstract {
private static final String[] NAMES = { "GET|class/*" };
@Override
public boolean execute(final OHttpRequest iRequest) throws Exception {
String[] urlParts = checkSyntax(
iRequest.url,
3,
"Syntax error: class/<database>/<class-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 class";
iRequest.data.commandDetail = urlParts[2];
ODatabaseDocumentTx db = null;
try {
db = getProfiledDatabaseInstance(iRequest);
if (db.getMetadata().getSchema().getClass(urlParts[2]) == null)
throw new IllegalArgumentException("Invalid class '" + urlParts[2] + "'");
final int limit = urlParts.length > 3 ? Integer.parseInt(urlParts[3]) : 20;
final List<ORecord<?>> response = new ArrayList<ORecord<?>>();
for (ORecord<?> rec : db.browseClass(urlParts[2])) {
if (limit > 0 && response.size() >= limit)
break;
response.add(rec);
}
sendRecordsContent(iRequest, response);
} finally {
if (db != null)
OSharedDocumentDatabase.release(db);
}
return false;
}
@Override
public String[] getNames() {
return NAMES;
}
}